Version 2.8.10: Fix media loading.

- Fix version on Windows without SetDefaultDllDirectories.
- Fix fonts on Linux.

.github/workflows/linux.yml

@@ -93,6 +93,9 @@ jobs:
           DEFINE=""
           if [ -n "${{ matrix.defines }}" ]; then
             DEFINE="-D ${{ matrix.defines }}=ON"
+            if [ "${{ matrix.defines }}" == "DESKTOP_APP_DISABLE_DBUS_INTEGRATION" ]; then
+              DEFINE="$DEFINE -D DESKTOP_APP_DISABLE_GTK_INTEGRATION=ON"
+            fi
             echo Define from matrix: $DEFINE
             echo "ARTIFACT_NAME=Telegram_${{ matrix.defines }}" >> $GITHUB_ENV
           else

.github/workflows/win.yml

@@ -104,6 +104,7 @@ jobs:
         shell: bash
         run: |
           curl -o $LibrariesPath/tg_owt-version.json https://api.github.com/repos/desktop-app/tg_owt/git/refs/heads/master
+          curl -o $LibrariesPath/tg_angle-version.json https://api.github.com/repos/desktop-app/tg_angle/git/refs/heads/master
           echo $MANUAL_CACHING >> CACHE_KEY.txt
           if [ "$AUTO_CACHING" == "1" ]; then
             thisFile=$REPO_NAME/.github/workflows/win.yml
@@ -316,6 +317,33 @@ jobs:
 
           rmdir /S /Q .git
 
+      - name: Angle cache.
+        id: cache-angle
+        uses: actions/cache@v2
+        with:
+          path: ${{ env.LibrariesPath }}/tg_angle
+          key: ${{ runner.OS }}-angle-${{ env.CACHE_KEY }}-${{ hashFiles('**/tg_angle-version.json') }}
+      - name: Angle.
+        if: steps.cache-angle.outputs.cache-hit != 'true'
+        run: |
+          %VC%
+
+          git clone --recursive %GIT%/desktop-app/tg_angle.git
+          mkdir tg_angle\out\Debug
+          cd tg_angle\out\Debug
+          cmake -G Ninja ^
+          -DCMAKE_BUILD_TYPE=Debug ^
+          -DTG_ANGLE_SPECIAL_TARGET=win64 ^
+          -DTG_ANGLE_ZLIB_INCLUDE_PATH=%cd%/../../../zlib ../..
+          ninja
+
+          :: Cleanup.
+          cd %LibrariesPath%\tg_angle
+          move out\Debug\tg_angle.lib tg_angle.lib
+          rmdir /S /Q out
+          mkdir out\Debug
+          move tg_angle.lib out\Debug\tg_angle.lib
+
       - name: Qt 5.15.2 cache.
         id: cache-qt
         uses: actions/cache@v2
@@ -338,7 +366,12 @@ jobs:
           cd ..
 
           SET SSL=%LibrariesPath%\openssl_%OPENSSL_VER%
-          SET LIBS=libcrypto.lib Ws2_32.lib Gdi32.lib Advapi32.lib Crypt32.lib User32.lib
+          SET SSL_LIBS=libcrypto.lib Ws2_32.lib Gdi32.lib Advapi32.lib Crypt32.lib User32.lib
+
+          SET ANGLE=%LibrariesPath%\tg_angle
+          SET ANGLE_LIBS=d3d9.lib dxgi.lib dxguid.lib
+
+          SET ZLIB=%LibrariesPath%\zlib\contrib\vstudio\vc14\x86
 
           configure ^
           -prefix "%LibrariesPath%\Qt-%QT_VER%" ^
@@ -347,18 +380,29 @@ jobs:
           -opensource ^
           -confirm-license ^
           -static ^
-          -static-runtime -I "%SSL%\include" ^
-          -opengl dynamic ^
+          -static-runtime ^
+          -opengl es2 -no-angle ^
+          -I "%ANGLE%\include" ^
+          -D "GL_APICALL=" ^
+          QMAKE_LIBS_OPENGL_ES2_DEBUG="%ANGLE%\out\Debug\tg_angle.lib %ZLIB%\ZlibStatDebug\zlibstat.lib %ANGLE_LIBS%" ^
+          QMAKE_LIBS_OPENGL_ES2_RELEASE="%ANGLE%\out\Release\tg_angle.lib %ZLIB%\ZlibStatReleaseWithoutAsm\zlibstat.lib %ANGLE_LIBS%" ^
+          -egl ^
+          -D "EGLAPI=" ^
+          -D "DESKTOP_APP_QT_STATIC_ANGLE=" ^
+          QMAKE_LIBS_EGL_DEBUG="%ANGLE%\out\Debug\tg_angle.lib %ZLIB%\ZlibStatDebug\zlibstat.lib %ANGLE_LIBS% Gdi32.lib User32.lib" ^
+          QMAKE_LIBS_EGL_RELEASE="%ANGLE%\out\Release\tg_angle.lib %ZLIB%\ZlibStatReleaseWithoutAsm\zlibstat.lib %ANGLE_LIBS% Gdi32.lib User32.lib" ^
           -openssl-linked ^
-          OPENSSL_LIBS_DEBUG="%SSL%\out32.dbg\libssl.lib %SSL%\out32.dbg\%LIBS%" ^
-          OPENSSL_LIBS_RELEASE="%SSL%\out32\libssl.lib %SSL%\out32\%LIBS%" ^
+          -I "%SSL%\include" ^
+          OPENSSL_LIBS_DEBUG="%SSL%\out32.dbg\libssl.lib %SSL%\out32.dbg\%SSL_LIBS%" ^
+          OPENSSL_LIBS_RELEASE="%SSL%\out32\libssl.lib %SSL%\out32\%SSL_LIBS%" ^
+          -I "%LibrariesPath%\mozjpeg" ^
+          LIBJPEG_LIBS_DEBUG="%LibrariesPath%\mozjpeg\Debug\jpeg-static.lib" ^
+          LIBJPEG_LIBS_RELEASE="%LibrariesPath%\mozjpeg\Release\jpeg-static.lib" ^
           -mp ^
           -nomake examples ^
           -nomake tests ^
-          -platform win32-msvc ^
-          -I "%LibrariesPath%\mozjpeg" ^
-          LIBJPEG_LIBS_DEBUG="%LibrariesPath%\mozjpeg\Debug\jpeg-static.lib" ^
-          LIBJPEG_LIBS_RELEASE="%LibrariesPath%\mozjpeg\Release\jpeg-static.lib"
+          -platform win32-msvc
+
       - name: Qt 5.15.2 build.
         if: steps.cache-qt.outputs.cache-hit != 'true'
         run: |

.gitmodules

@@ -76,9 +76,6 @@
 [submodule "Telegram/ThirdParty/hime"]
 	path = Telegram/ThirdParty/hime
 	url = https://github.com/hime-ime/hime.git
-[submodule "Telegram/ThirdParty/qt5ct"]
-	path = Telegram/ThirdParty/qt5ct
-	url = https://github.com/desktop-app/qt5ct.git
 [submodule "Telegram/ThirdParty/fcitx5-qt"]
 	path = Telegram/ThirdParty/fcitx5-qt
 	url = https://github.com/fcitx/fcitx5-qt.git
@@ -91,9 +88,6 @@
 [submodule "Telegram/lib_webview"]
 	path = Telegram/lib_webview
 	url = https://github.com/desktop-app/lib_webview.git
-[submodule "Telegram/ThirdParty/mallocng"]
-	path = Telegram/ThirdParty/mallocng
-	url = https://github.com/desktop-app/mallocng.git
 [submodule "Telegram/lib_waylandshells"]
 	path = Telegram/lib_waylandshells
 	url = https://github.com/desktop-app/lib_waylandshells.git

CMakeLists.txt

@@ -31,6 +31,7 @@ include(cmake/target_link_static_libraries.cmake)
 include(cmake/target_link_frameworks.cmake)
 include(cmake/init_target.cmake)
 include(cmake/generate_target.cmake)
+include(cmake/nuget.cmake)
 
 include(cmake/options.cmake)
 

README.md

@@ -59,7 +59,7 @@ Version **1.8.15** was the last that supports older systems
 * xxHash ([BSD License](https://github.com/Cyan4973/xxHash/blob/dev/LICENSE))
 * QR Code generator ([MIT License](https://github.com/nayuki/QR-Code-generator#license))
 * CMake ([New BSD License](https://github.com/Kitware/CMake/blob/master/Copyright.txt))
-* Hunspell ([GPL](https://github.com/hunspell/hunspell/blob/master/COPYING))
+* Hunspell ([LGPL](https://github.com/hunspell/hunspell/blob/master/COPYING.LESSER))
 
 ## Build instructions
 

Telegram/CMakeLists.txt

@@ -82,17 +82,11 @@ PRIVATE
     desktop-app::external_xxhash
 )
 
-if (WIN32)
-    target_link_libraries(Telegram
-    PRIVATE
-        desktop-app::lib_webview_winrt
-    )
-elseif (LINUX)
+if (LINUX)
     target_link_libraries(Telegram
     PRIVATE
         desktop-app::external_glibmm
         desktop-app::external_glib
-        desktop-app::external_mallocng
     )
 
     if (NOT DESKTOP_APP_DISABLE_DBUS_INTEGRATION)
@@ -119,6 +113,7 @@ elseif (LINUX)
     endif()
 
     if (NOT DESKTOP_APP_DISABLE_GTK_INTEGRATION)
+        target_link_libraries(Telegram PRIVATE rt)
         find_package(PkgConfig REQUIRED)
 
         if (DESKTOP_APP_USE_PACKAGED AND NOT DESKTOP_APP_USE_PACKAGED_LAZY)
@@ -130,7 +125,7 @@ elseif (LINUX)
                 target_link_libraries(Telegram PRIVATE PkgConfig::X11)
             endif()
         else()
-            pkg_search_module(GTK REQUIRED gtk+-3.0 gtk+-2.0)
+            pkg_check_modules(GTK REQUIRED gtk+-3.0)
             target_include_directories(Telegram PRIVATE ${GTK_INCLUDE_DIRS})
 
             if (NOT DESKTOP_APP_DISABLE_X11_INTEGRATION)
@@ -256,8 +251,6 @@ PRIVATE
     boxes/peer_lists_box.h
     boxes/passcode_box.cpp
     boxes/passcode_box.h
-    boxes/photo_crop_box.cpp
-    boxes/photo_crop_box.h
     boxes/rate_call_box.cpp
     boxes/rate_call_box.h
     boxes/self_destruction_box.cpp
@@ -373,6 +366,8 @@ PRIVATE
     core/core_cloud_password.h
     core/core_settings.cpp
     core/core_settings.h
+    core/core_settings_proxy.cpp
+    core/core_settings_proxy.h
     core/crash_report_window.cpp
     core/crash_report_window.h
     core/crash_reports.cpp
@@ -398,6 +393,7 @@ PRIVATE
     data/stickers/data_stickers_set.h
     data/stickers/data_stickers.cpp
     data/stickers/data_stickers.h
+    data/data_abstract_sparse_ids.h
     data/data_abstract_structure.cpp
     data/data_abstract_structure.h
     data/data_auto_download.cpp
@@ -420,10 +416,14 @@ PRIVATE
     data/data_document.h
     data/data_document_media.cpp
     data/data_document_media.h
+    data/data_document_resolver.cpp
+    data/data_document_resolver.h
     data/data_drafts.cpp
     data/data_drafts.h
     data/data_folder.cpp
     data/data_folder.h
+    data/data_file_click_handler.cpp
+    data/data_file_click_handler.h
     data/data_file_origin.cpp
     data/data_file_origin.h
     data/data_flags.h
@@ -506,6 +506,40 @@ PRIVATE
     dialogs/dialogs_search_from_controllers.h
     dialogs/dialogs_widget.cpp
     dialogs/dialogs_widget.h
+    editor/color_picker.cpp
+    editor/color_picker.h
+    editor/controllers/controllers.h
+    editor/controllers/stickers_panel_controller.cpp
+    editor/controllers/stickers_panel_controller.h
+    editor/controllers/undo_controller.cpp
+    editor/controllers/undo_controller.h
+    editor/editor_crop.cpp
+    editor/editor_crop.h
+    editor/editor_paint.cpp
+    editor/editor_paint.h
+    editor/photo_editor.cpp
+    editor/photo_editor.h
+    editor/photo_editor_common.cpp
+    editor/photo_editor_common.h
+    editor/photo_editor_content.cpp
+    editor/photo_editor_content.h
+    editor/photo_editor_controls.cpp
+    editor/photo_editor_controls.h
+    editor/photo_editor_inner_common.h
+    editor/photo_editor_layer_widget.cpp
+    editor/photo_editor_layer_widget.h
+    editor/scene/scene.cpp
+    editor/scene/scene.h
+    editor/scene/scene_item_base.cpp
+    editor/scene/scene_item_base.h
+    editor/scene/scene_item_canvas.cpp
+    editor/scene/scene_item_canvas.h
+    editor/scene/scene_item_image.cpp
+    editor/scene/scene_item_image.h
+    editor/scene/scene_item_line.cpp
+    editor/scene/scene_item_line.h
+    editor/scene/scene_item_sticker.cpp
+    editor/scene/scene_item_sticker.h
     export/export_manager.cpp
     export/export_manager.h
     export/view/export_view_content.cpp
@@ -803,6 +837,7 @@ PRIVATE
     media/view/media_view_playback_controls.h
     media/view/media_view_playback_progress.cpp
     media/view/media_view_playback_progress.h
+    media/view/media_view_open_common.h
     mtproto/config_loader.cpp
     mtproto/config_loader.h
     mtproto/connection_abstract.cpp
@@ -861,8 +896,6 @@ PRIVATE
     platform/linux/linux_gdk_helper.h
     platform/linux/linux_gsd_media_keys.cpp
     platform/linux/linux_gsd_media_keys.h
-    platform/linux/linux_gtk_file_dialog.cpp
-    platform/linux/linux_gtk_file_dialog.h
     platform/linux/linux_gtk_integration_dummy.cpp
     platform/linux/linux_gtk_integration_p.h
     platform/linux/linux_gtk_integration.cpp
@@ -1036,6 +1069,10 @@ PRIVATE
     support/support_helper.h
     support/support_templates.cpp
     support/support_templates.h
+    ui/chat/attach/attach_item_single_file_preview.cpp
+    ui/chat/attach/attach_item_single_file_preview.h
+    ui/chat/attach/attach_item_single_media_preview.cpp
+    ui/chat/attach/attach_item_single_media_preview.h
     ui/effects/fireworks_animation.cpp
     ui/effects/fireworks_animation.h
     ui/effects/round_checkbox.cpp
@@ -1086,6 +1123,8 @@ PRIVATE
     window/section_memento.h
     window/section_widget.cpp
     window/section_widget.h
+    window/window_adaptive.cpp
+    window/window_adaptive.h
     window/window_connecting_widget.cpp
     window/window_connecting_widget.h
     window/window_controller.cpp
@@ -1192,8 +1231,6 @@ if (DESKTOP_APP_DISABLE_GTK_INTEGRATION)
     remove_target_sources(Telegram ${src_loc}
         platform/linux/linux_gdk_helper.cpp
         platform/linux/linux_gdk_helper.h
-        platform/linux/linux_gtk_file_dialog.cpp
-        platform/linux/linux_gtk_file_dialog.h
         platform/linux/linux_gtk_integration_p.h
         platform/linux/linux_gtk_integration.cpp
         platform/linux/linux_gtk_open_with_dialog.cpp
@@ -1358,6 +1395,32 @@ endif()
 
 set_target_properties(Telegram PROPERTIES RUNTIME_OUTPUT_DIRECTORY ${output_folder})
 
+if (WIN32)
+    target_link_options(Telegram
+    PRIVATE
+        /DELAYLOAD:secur32.dll
+        /DELAYLOAD:winmm.dll
+        /DELAYLOAD:ws2_32.dll
+        /DELAYLOAD:user32.dll
+        /DELAYLOAD:gdi32.dll
+        /DELAYLOAD:advapi32.dll
+        /DELAYLOAD:shell32.dll
+        /DELAYLOAD:ole32.dll
+        /DELAYLOAD:oleaut32.dll
+        /DELAYLOAD:shlwapi.dll
+        /DELAYLOAD:iphlpapi.dll
+        /DELAYLOAD:gdiplus.dll
+        /DELAYLOAD:version.dll
+        /DELAYLOAD:dwmapi.dll
+        /DELAYLOAD:crypt32.dll
+        /DELAYLOAD:bcrypt.dll
+        /DELAYLOAD:imm32.dll
+        /DELAYLOAD:netapi32.dll
+        /DELAYLOAD:userenv.dll
+        /DELAYLOAD:wtsapi32.dll
+    )
+endif()
+
 if ((NOT DESKTOP_APP_DISABLE_AUTOUPDATE OR APPLE) AND NOT build_macstore AND NOT build_winstore)
     add_executable(Updater WIN32)
     init_target(Updater)
@@ -1374,8 +1437,26 @@ if ((NOT DESKTOP_APP_DISABLE_AUTOUPDATE OR APPLE) AND NOT build_macstore AND NOT
 
     set_target_properties(Updater PROPERTIES RUNTIME_OUTPUT_DIRECTORY ${output_folder})
 
-    if (WIN32 AND NOT CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
-        target_link_options(Updater PRIVATE -municode)
+    if (WIN32)
+        get_filename_component(lib_base_loc lib_base REALPATH)
+        nice_target_sources(Updater ${lib_base_loc}
+        PRIVATE
+            base/platform/win/base_windows_safe_library.cpp
+            base/platform/win/base_windows_safe_library.h
+        )
+        target_include_directories(Updater PRIVATE ${lib_base_loc})
+        if (CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
+            target_link_options(Updater
+            PRIVATE
+                /DELAYLOAD:user32.dll
+                /DELAYLOAD:advapi32.dll
+                /DELAYLOAD:shell32.dll
+                /DELAYLOAD:ole32.dll
+                /DELAYLOAD:shlwapi.dll
+            )
+        else()
+            target_link_options(Updater PRIVATE -municode)
+        endif()
     endif()
 
     if (LINUX)

Telegram/Resources/langs/lang.strings

@@ -184,6 +184,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 "lng_edit_media_album_error" = "This file cannot be saved as a part of an album.";
 "lng_edit_media_invalid_file" = "Sorry, no way to use this file.";
+"lng_edit_photo_editor_hint" = "Left-click on the photo to edit.";
 "lng_edit_caption_attach" = "Sorry, you can't attach a new media while you're editing your message.";
 "lng_edit_caption_voice" = "Sorry, you can't edit your message while you're having an unsent voice message.";
 
@@ -452,6 +453,13 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_settings_performance" = "Performance";
 "lng_settings_enable_animations" = "Enable animations";
 "lng_settings_enable_opengl" = "Enable OpenGL rendering for media";
+"lng_settings_angle_backend" = "ANGLE graphics backend";
+"lng_settings_angle_backend_auto" = "Auto";
+"lng_settings_angle_backend_d3d9" = "Direct3D 9";
+"lng_settings_angle_backend_d3d11" = "Direct3D 11";
+"lng_settings_angle_backend_d3d11on12" = "D3D11on12";
+"lng_settings_angle_backend_opengl" = "OpenGL";
+"lng_settings_angle_backend_disabled" = "Disabled";
 "lng_settings_sensitive_title" = "Sensitive content";
 "lng_settings_sensitive_disable_filtering" = "Disable filtering";
 "lng_settings_sensitive_about" = "Display sensitive media in public channels on all your Telegram devices.";
@@ -497,6 +505,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_background_text1" = "Ah, you kids today with techno music! You should enjoy the classics, like Hasselhoff!";
 "lng_background_text2" = "I can't even take you seriously right now.";
 "lng_background_bad_link" = "This background link appears to be invalid.";
+"lng_background_gradient_unsupported" = "Telegram Desktop doesn't support gradient backgrounds yet.";
 "lng_background_apply" = "Apply";
 "lng_background_share" = "Share";
 "lng_background_link_copied" = "Link copied to clipboard";
@@ -1006,6 +1015,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_report_group_title" = "Report group";
 "lng_report_bot_title" = "Report bot";
 "lng_report_message_title" = "Report message";
+"lng_report_please_select_messages" = "Please select messages to report.";
 "lng_report_select_messages" = "Select messages";
 "lng_report_messages_none" = "Select Messages";
 "lng_report_messages_count#one" = "Report {count} Message";
@@ -1370,6 +1380,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_switch_stickers" = "Stickers";
 "lng_switch_emoji" = "Emoji";
 "lng_switch_gifs" = "GIFs";
+"lng_switch_masks" = "Masks";
 "lng_stickers_featured_add" = "Add";
 "lng_gifs_search" = "Search GIFs";
 "lng_gifs_no_saved" = "You have no saved GIFs yet.";
@@ -1380,11 +1391,14 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_box_remove" = "Remove";
 
 "lng_stickers_installed_tab" = "Stickers";
+"lng_stickers_masks_tab" = "Masks";
 "lng_stickers_featured_tab" = "Trending";
 "lng_stickers_archived_tab" = "Archived";
 "lng_stickers_remove_pack" = "Remove «{sticker_pack}»?";
 "lng_stickers_add_pack" = "Add stickers";
+"lng_stickers_add_masks" = "Add masks";
 "lng_stickers_share_pack" = "Share Stickers";
+"lng_stickers_share_masks" = "Share Masks";
 "lng_stickers_not_found" = "Sticker pack not found.";
 "lng_stickers_packs_archived" = "Some of your unused stickers have been archived to make room for the sets you've activated.";
 "lng_stickers_copied" = "Sticker pack link copied to clipboard.";
@@ -1393,7 +1407,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_stickers_return" = "Undo";
 "lng_stickers_count#one" = "{count} sticker";
 "lng_stickers_count#other" = "{count} stickers";
-"lng_stickers_masks_pack" = "This is a pack of mask stickers. You can use them in the photo editor on our mobile apps.";
+"lng_masks_count#one" = "{count} mask";
+"lng_masks_count#other" = "{count} masks";
 "lng_stickers_attached_sets" = "Sets of attached stickers";
 "lng_stickers_group_set" = "Group sticker set";
 "lng_stickers_remove_group_set" = "Remove group sticker set?";
@@ -1404,6 +1419,9 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_stickers_remove_pack_confirm" = "Remove";
 "lng_stickers_archive_pack" = "Archive Stickers";
 "lng_stickers_has_been_archived" = "Sticker pack has been archived.";
+"lng_masks_archive_pack" = "Archive Masks";
+"lng_masks_has_been_archived" = "Mask pack has been archived.";
+"lng_masks_installed" = "Mask pack has been installed.";
 
 "lng_in_dlg_photo" = "Photo";
 "lng_in_dlg_album" = "Album";
@@ -2003,6 +2021,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_group_call_screen_share_start" = "Share Screen";
 "lng_group_call_screen_share_stop" = "Stop Sharing";
 "lng_group_call_screen_title" = "Screen {index}";
+"lng_group_call_screen_share_audio" = "Share System Audio";
 "lng_group_call_unmute_small" = "Unmute";
 "lng_group_call_more" = "More";
 "lng_group_call_unmute" = "Unmute";
@@ -2029,6 +2048,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_group_call_chat_no_camera" = "You can't turn on video in this chat.";
 "lng_group_call_chat_no_screen" = "You can't share your screen in this chat.";
 "lng_group_call_failed_screen" = "An error occured. Screencast has stopped.";
+"lng_group_call_failed_camera" = "Could not enable camera. Perhaps another app is using the camera already. Try closing other apps.";
 "lng_group_call_tooltip_screen" = "Share screen";
 "lng_group_call_tooltip_camera" = "Your camera is off. Click here to enable camera.";
 "lng_group_call_tooltip_microphone" = "You are on mute. Click here to speak.";
@@ -2057,6 +2077,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_group_call_ptt_delay_s" = "{amount}s";
 "lng_group_call_ptt_delay" = "Push to Talk release delay: {delay}";
 "lng_group_call_share" = "Share Invite Link";
+"lng_group_call_noise_suppression" = "Enable Noise Suppression";
+"lng_group_call_limit#one" = "Video is only available\nfor the first {count} member";
+"lng_group_call_limit#other" = "Video is only available\nfor the first {count} members";
+"lng_group_call_video_paused" = "Video is paused";
 "lng_group_call_share_speaker" = "Users with this link can speak";
 "lng_group_call_copy_speaker_link" = "Copy Speaker Link";
 "lng_group_call_copy_listener_link" = "Copy Listener Link";
@@ -2753,6 +2777,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_filters_remove_sure" = "This will remove the folder, your chats will not be deleted.";
 "lng_filters_remove_yes" = "Remove";
 
+"lng_photo_editor_menu_delete" = "Delete";
+"lng_photo_editor_menu_flip" = "Flip";
+"lng_photo_editor_menu_duplicate" = "Duplicate";
+
 // Wnd specific
 
 "lng_wnd_choose_program_menu" = "Choose Default Program...";

Telegram/Resources/tl/api.tl

@@ -376,6 +376,7 @@ updateChatParticipant#f3b3781f flags:# chat_id:int date:int actor_id:int user_id
 updateChannelParticipant#7fecb1ec flags:# channel_id:int date:int actor_id:int user_id:int prev_participant:flags.0?ChannelParticipant new_participant:flags.1?ChannelParticipant invite:flags.2?ExportedChatInvite qts:int = Update;
 updateBotStopped#7f9488a user_id:int date:int stopped:Bool qts:int = Update;
 updateGroupCallConnection#b783982 flags:# presentation:flags.0?true params:DataJSON = Update;
+updateBotCommands#cf7e0873 peer:Peer bot_id:int commands:Vector<BotCommand> = Update;
 
 updates.state#a56c2a3e pts:int qts:int date:int seq:int unread_count:int = updates.State;
 
@@ -534,7 +535,7 @@ authorization#ad01d61d flags:# current:flags.0?true official_app:flags.1?true pa
 
 account.authorizations#1250abde authorizations:Vector<Authorization> = account.Authorizations;
 
-account.password#ad2641f8 flags:# has_recovery:flags.0?true has_secure_values:flags.1?true has_password:flags.2?true current_algo:flags.2?PasswordKdfAlgo srp_B:flags.2?bytes srp_id:flags.2?long hint:flags.3?string email_unconfirmed_pattern:flags.4?string new_algo:PasswordKdfAlgo new_secure_algo:SecurePasswordKdfAlgo secure_random:bytes = account.Password;
+account.password#185b184f flags:# has_recovery:flags.0?true has_secure_values:flags.1?true has_password:flags.2?true current_algo:flags.2?PasswordKdfAlgo srp_B:flags.2?bytes srp_id:flags.2?long hint:flags.3?string email_unconfirmed_pattern:flags.4?string new_algo:PasswordKdfAlgo new_secure_algo:SecurePasswordKdfAlgo secure_random:bytes pending_reset_date:flags.5?int = account.Password;
 
 account.passwordSettings#9a5c33e5 flags:# email:flags.0?string secure_settings:flags.1?SecureSecretSettings = account.PasswordSettings;
 
@@ -579,8 +580,8 @@ keyboardButtonRequestPoll#bbc7515d flags:# quiz:flags.0?Bool text:string = Keybo
 keyboardButtonRow#77608b83 buttons:Vector<KeyboardButton> = KeyboardButtonRow;
 
 replyKeyboardHide#a03e5b85 flags:# selective:flags.2?true = ReplyMarkup;
-replyKeyboardForceReply#f4108aa0 flags:# single_use:flags.1?true selective:flags.2?true = ReplyMarkup;
-replyKeyboardMarkup#3502758c flags:# resize:flags.0?true single_use:flags.1?true selective:flags.2?true rows:Vector<KeyboardButtonRow> = ReplyMarkup;
+replyKeyboardForceReply#86b40b08 flags:# single_use:flags.1?true selective:flags.2?true placeholder:flags.3?string = ReplyMarkup;
+replyKeyboardMarkup#85dd99d1 flags:# resize:flags.0?true single_use:flags.1?true selective:flags.2?true rows:Vector<KeyboardButtonRow> placeholder:flags.3?string = ReplyMarkup;
 replyInlineMarkup#48a30254 rows:Vector<KeyboardButtonRow> = ReplyMarkup;
 
 messageEntityUnknown#bb92ba95 offset:int length:int = MessageEntity;
@@ -1205,7 +1206,7 @@ peerBlocked#e8fd8014 peer_id:Peer date:int = PeerBlocked;
 stats.messageStats#8999f295 views_graph:StatsGraph = stats.MessageStats;
 
 groupCallDiscarded#7780bcb4 id:long access_hash:long duration:int = GroupCall;
-groupCall#653dbaad flags:# join_muted:flags.1?true can_change_join_muted:flags.2?true join_date_asc:flags.6?true schedule_start_subscribed:flags.8?true can_start_video:flags.9?true id:long access_hash:long participants_count:int title:flags.3?string stream_dc_id:flags.4?int record_start_date:flags.5?int schedule_date:flags.7?int version:int = GroupCall;
+groupCall#d597650c flags:# join_muted:flags.1?true can_change_join_muted:flags.2?true join_date_asc:flags.6?true schedule_start_subscribed:flags.8?true can_start_video:flags.9?true id:long access_hash:long participants_count:int title:flags.3?string stream_dc_id:flags.4?int record_start_date:flags.5?int schedule_date:flags.7?int unmuted_video_count:flags.10?int unmuted_video_limit:int version:int = GroupCall;
 
 inputGroupCall#d8aa840f id:long access_hash:long = InputGroupCall;
 
@@ -1248,7 +1249,21 @@ phone.exportedGroupCallInvite#204bd158 link:string = phone.ExportedGroupCallInvi
 
 groupCallParticipantVideoSourceGroup#dcb118b7 semantics:string sources:Vector<int> = GroupCallParticipantVideoSourceGroup;
 
-groupCallParticipantVideo#78e41663 flags:# paused:flags.0?true endpoint:string source_groups:Vector<GroupCallParticipantVideoSourceGroup> = GroupCallParticipantVideo;
+groupCallParticipantVideo#67753ac8 flags:# paused:flags.0?true endpoint:string source_groups:Vector<GroupCallParticipantVideoSourceGroup> audio_source:flags.1?int = GroupCallParticipantVideo;
+
+stickers.suggestedShortName#85fea03f short_name:string = stickers.SuggestedShortName;
+
+botCommandScopeDefault#2f6cb2ab = BotCommandScope;
+botCommandScopeUsers#3c4f04d8 = BotCommandScope;
+botCommandScopeChats#6fe1a881 = BotCommandScope;
+botCommandScopeChatAdmins#b9aa606a = BotCommandScope;
+botCommandScopePeer#db9d897d peer:InputPeer = BotCommandScope;
+botCommandScopePeerAdmins#3fd863d1 peer:InputPeer = BotCommandScope;
+botCommandScopePeerUser#a1321f3 peer:InputPeer user_id:InputUser = BotCommandScope;
+
+account.resetPasswordFailedWait#e3779861 retry_date:int = account.ResetPasswordResult;
+account.resetPasswordRequestedWait#e9effc7d until_date:int = account.ResetPasswordResult;
+account.resetPasswordOk#e926d63e = account.ResetPasswordResult;
 
 ---functions---
 
@@ -1271,13 +1286,14 @@ auth.bindTempAuthKey#cdd42a05 perm_auth_key_id:long nonce:long expires_at:int en
 auth.importBotAuthorization#67a3ff2c flags:int api_id:int api_hash:string bot_auth_token:string = auth.Authorization;
 auth.checkPassword#d18b4d16 password:InputCheckPasswordSRP = auth.Authorization;
 auth.requestPasswordRecovery#d897bc66 = auth.PasswordRecovery;
-auth.recoverPassword#4ea56e92 code:string = auth.Authorization;
+auth.recoverPassword#37096c70 flags:# code:string new_settings:flags.0?account.PasswordInputSettings = auth.Authorization;
 auth.resendCode#3ef1a9bf phone_number:string phone_code_hash:string = auth.SentCode;
 auth.cancelCode#1f040578 phone_number:string phone_code_hash:string = Bool;
 auth.dropTempAuthKeys#8e48a188 except_auth_keys:Vector<long> = Bool;
 auth.exportLoginToken#b1b41517 api_id:int api_hash:string except_ids:Vector<int> = auth.LoginToken;
 auth.importLoginToken#95ac5ce4 token:bytes = auth.LoginToken;
 auth.acceptLoginToken#e894ad4d token:bytes = Authorization;
+auth.checkRecoveryPassword#d36bf79 code:string = Bool;
 
 account.registerDevice#68976c6f flags:# no_muted:flags.0?true token_type:int token:string app_sandbox:Bool secret:bytes other_uids:Vector<int> = Bool;
 account.unregisterDevice#3076c4bf token_type:int token:string other_uids:Vector<int> = Bool;
@@ -1347,6 +1363,8 @@ account.getMultiWallPapers#65ad71dc wallpapers:Vector<InputWallPaper> = Vector<W
 account.getGlobalPrivacySettings#eb2b4cf6 = GlobalPrivacySettings;
 account.setGlobalPrivacySettings#1edaaac2 settings:GlobalPrivacySettings = GlobalPrivacySettings;
 account.reportProfilePhoto#fa8cc6f5 peer:InputPeer photo_id:InputPhoto reason:ReportReason message:string = Bool;
+account.resetPassword#9308ce1b = account.ResetPasswordResult;
+account.declinePasswordReset#4c9409f6 = Bool;
 
 users.getUsers#d91a548 id:Vector<InputUser> = Vector<User>;
 users.getFullUser#ca30a5b1 id:InputUser = UserFull;
@@ -1596,7 +1614,9 @@ channels.convertToGigagroup#b290c69 channel:InputChannel = Updates;
 
 bots.sendCustomRequest#aa2769ed custom_method:string params:DataJSON = DataJSON;
 bots.answerWebhookJSONQuery#e6213f4d query_id:long data:DataJSON = Bool;
-bots.setBotCommands#805d46f6 commands:Vector<BotCommand> = Bool;
+bots.setBotCommands#517165a scope:BotCommandScope lang_code:string commands:Vector<BotCommand> = Bool;
+bots.resetBotCommands#3d8de0f9 scope:BotCommandScope lang_code:string = Bool;
+bots.getBotCommands#e34c0dd6 scope:BotCommandScope lang_code:string = Vector<BotCommand>;
 
 payments.getPaymentForm#8a333c8d flags:# peer:InputPeer msg_id:int theme_params:flags.0?DataJSON = payments.PaymentForm;
 payments.getPaymentReceipt#2478d1cc peer:InputPeer msg_id:int = payments.PaymentReceipt;
@@ -1606,11 +1626,13 @@ payments.getSavedInfo#227d824b = payments.SavedInfo;
 payments.clearSavedInfo#d83d70c1 flags:# credentials:flags.0?true info:flags.1?true = Bool;
 payments.getBankCardData#2e79d779 number:string = payments.BankCardData;
 
-stickers.createStickerSet#f1036780 flags:# masks:flags.0?true animated:flags.1?true user_id:InputUser title:string short_name:string thumb:flags.2?InputDocument stickers:Vector<InputStickerSetItem> = messages.StickerSet;
+stickers.createStickerSet#9021ab67 flags:# masks:flags.0?true animated:flags.1?true user_id:InputUser title:string short_name:string thumb:flags.2?InputDocument stickers:Vector<InputStickerSetItem> software:flags.3?string = messages.StickerSet;
 stickers.removeStickerFromSet#f7760f51 sticker:InputDocument = messages.StickerSet;
 stickers.changeStickerPosition#ffb6d4ca sticker:InputDocument position:int = messages.StickerSet;
 stickers.addStickerToSet#8653febe stickerset:InputStickerSet sticker:InputStickerSetItem = messages.StickerSet;
 stickers.setStickerSetThumb#9a364e30 stickerset:InputStickerSet thumb:InputDocument = messages.StickerSet;
+stickers.checkShortName#284b3639 short_name:string = Bool;
+stickers.suggestShortName#4dafc503 title:string = stickers.SuggestedShortName;
 
 phone.getCallConfig#55451fa9 = DataJSON;
 phone.requestCall#42ff96ed flags:# video:flags.0?true user_id:InputUser random_id:int g_a_hash:bytes protocol:PhoneCallProtocol = phone.PhoneCall;
@@ -1656,4 +1678,4 @@ stats.getMegagroupStats#dcdf8607 flags:# dark:flags.0?true channel:InputChannel
 stats.getMessagePublicForwards#5630281b channel:InputChannel msg_id:int offset_rate:int offset_peer:InputPeer offset_id:int limit:int = messages.Messages;
 stats.getMessageStats#b6e0a3f5 flags:# dark:flags.0?true channel:InputChannel msg_id:int = stats.MessageStats;
 
-// LAYER 129
+// LAYER 131

Telegram/Resources/uwp/AppX/AppxManifest.xml

@@ -9,7 +9,7 @@
   <Identity Name="TelegramMessengerLLP.TelegramDesktop"
     ProcessorArchitecture="ARCHITECTURE"
     Publisher="CN=536BC709-8EE1-4478-AF22-F0F0F26FF64A"
-    Version="2.7.8.0" />
+    Version="2.8.10.0" />
   <Properties>
     <DisplayName>Telegram Desktop</DisplayName>
     <PublisherDisplayName>Telegram Messenger LLP</PublisherDisplayName>

Telegram/Resources/winrc/Telegram.rc

@@ -44,8 +44,8 @@ IDI_ICON1               ICON                    "..\\art\\icon256.ico"
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 2,7,8,0
- PRODUCTVERSION 2,7,8,0
+ FILEVERSION 2,8,10,0
+ PRODUCTVERSION 2,8,10,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -62,10 +62,10 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Telegram FZ-LLC"
             VALUE "FileDescription", "Telegram Desktop"
-            VALUE "FileVersion", "2.7.8.0"
+            VALUE "FileVersion", "2.8.10.0"
             VALUE "LegalCopyright", "Copyright (C) 2014-2021"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "2.7.8.0"
+            VALUE "ProductVersion", "2.8.10.0"
         END
     END
     BLOCK "VarFileInfo"

Telegram/Resources/winrc/Updater.rc

@@ -35,8 +35,8 @@ LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 2,7,8,0
- PRODUCTVERSION 2,7,8,0
+ FILEVERSION 2,8,10,0
+ PRODUCTVERSION 2,8,10,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -53,10 +53,10 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Telegram FZ-LLC"
             VALUE "FileDescription", "Telegram Desktop Updater"
-            VALUE "FileVersion", "2.7.8.0"
+            VALUE "FileVersion", "2.8.10.0"
             VALUE "LegalCopyright", "Copyright (C) 2014-2021"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "2.7.8.0"
+            VALUE "ProductVersion", "2.8.10.0"
         END
     END
     BLOCK "VarFileInfo"

Telegram/SourceFiles/_other/updater_win.cpp

@@ -7,6 +7,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #include "updater.h"
 
+#include "base/platform/win/base_windows_safe_library.h"
+
 bool _debug = false;
 
 wstring updaterName, updaterDir, updateTo, exeName, customWorkingDir, customKeyFile;
@@ -329,6 +331,8 @@ void updateRegistry() {
 }
 
 int APIENTRY wWinMain(HINSTANCE instance, HINSTANCE prevInstance, LPWSTR cmdParamarg, int cmdShow) {
+	base::Platform::InitDynamicLibraries();
+
 	openLog();
 
 	_oldWndExceptionFilter = SetUnhandledExceptionFilter(_exceptionFilter);

Telegram/SourceFiles/api/api_attached_stickers.cpp

@@ -36,10 +36,12 @@ void AttachedStickers::request(
 			return;
 		}
 		if (result.v.isEmpty()) {
-			Ui::show(Box<InformBox>(tr::lng_stickers_not_found(tr::now)));
+			strongController->show(
+				Box<InformBox>(tr::lng_stickers_not_found(tr::now)));
 			return;
 		} else if (result.v.size() > 1) {
-			Ui::show(Box<StickersBox>(strongController, result));
+			strongController->show(
+				Box<StickersBox>(strongController, result));
 			return;
 		}
 		// Single attached sticker pack.
@@ -50,14 +52,19 @@ void AttachedStickers::request(
 		});
 
 		const auto setId = (setData->vid().v && setData->vaccess_hash().v)
-			? MTP_inputStickerSetID(setData->vid(), setData->vaccess_hash())
-			: MTP_inputStickerSetShortName(setData->vshort_name());
-		Ui::show(
+			? StickerSetIdentifier{
+				.id = setData->vid().v,
+				.accessHash = setData->vaccess_hash().v }
+			: StickerSetIdentifier{ .shortName = qs(setData->vshort_name()) };
+		strongController->show(
 			Box<StickerSetBox>(strongController, setId),
 			Ui::LayerOption::KeepOther);
 	}).fail([=](const MTP::Error &error) {
 		_requestId = 0;
-		Ui::show(Box<InformBox>(tr::lng_stickers_not_found(tr::now)));
+		if (const auto strongController = weak.get()) {
+			strongController->show(
+				Box<InformBox>(tr::lng_stickers_not_found(tr::now)));
+		}
 	}).send();
 }
 

Telegram/SourceFiles/api/api_bot.cpp

@@ -156,7 +156,6 @@ void SendBotCallbackDataWithPassword(
 	const auto session = &history->session();
 	const auto owner = &history->owner();
 	const auto api = &session->api();
-	const auto bot = item->getMessageBot();
 	const auto fullId = item->fullId();
 	const auto getButton = [=] {
 		return HistoryMessageMarkupButton::Get(

Telegram/SourceFiles/api/api_chat_invite.cpp

@@ -34,7 +34,11 @@ void CheckChatInvite(
 	session->api().checkChatInvite(hash, [=](const MTPChatInvite &result) {
 		Core::App().hideMediaView();
 		result.match([=](const MTPDchatInvite &data) {
-			const auto box = Ui::show(Box<ConfirmInviteBox>(
+			const auto strongController = weak.get();
+			if (!strongController) {
+				return;
+			}
+			const auto box = strongController->show(Box<ConfirmInviteBox>(
 				session,
 				data,
 				invitePeekChannel,
@@ -80,7 +84,10 @@ void CheckChatInvite(
 			return;
 		}
 		Core::App().hideMediaView();
-		Ui::show(Box<InformBox>(tr::lng_group_invite_bad_link(tr::now)));
+		if (const auto strong = weak.get()) {
+			strong->show(
+				Box<InformBox>(tr::lng_group_invite_bad_link(tr::now)));
+		}
 	});
 }
 

Telegram/SourceFiles/api/api_editing.cpp

@@ -52,6 +52,10 @@ mtpRequestId EditMessage(
 		ConvertOption::SkipLocal);
 	const auto media = item->media();
 
+	const auto updateRecentStickers = inputMedia.has_value()
+		? Api::HasAttachedStickers(*inputMedia)
+		: false;
+
 	const auto emptyFlag = MTPmessages_EditMessage::Flag(0);
 	const auto flags = emptyFlag
 	| (!text.isEmpty() || media
@@ -97,6 +101,10 @@ mtpRequestId EditMessage(
 		} else {
 			apply();
 		}
+
+		if (updateRecentStickers) {
+			api->requestRecentStickersForce(true);
+		}
 	}).fail(
 		fail
 	).send();
@@ -165,22 +173,30 @@ void EditMessageWithUploadedDocument(
 		HistoryItem *item,
 		const MTPInputFile &file,
 		const std::optional<MTPInputFile> &thumb,
-		SendOptions options) {
+		SendOptions options,
+		std::vector<MTPInputDocument> attachedStickers) {
 	if (!item || !item->media() || !item->media()->document()) {
 		return;
 	}
-	const auto media = PrepareUploadedDocument(item, file, thumb);
+	const auto media = PrepareUploadedDocument(
+		item,
+		file,
+		thumb,
+		std::move(attachedStickers));
 	EditMessageWithUploadedMedia(item, options, media);
 }
 
 void EditMessageWithUploadedPhoto(
 		HistoryItem *item,
 		const MTPInputFile &file,
-		SendOptions options) {
+		SendOptions options,
+		std::vector<MTPInputDocument> attachedStickers) {
 	if (!item || !item->media() || !item->media()->photo()) {
 		return;
 	}
-	const auto media = PrepareUploadedPhoto(file);
+	const auto media = PrepareUploadedPhoto(
+		file,
+		std::move(attachedStickers));
 	EditMessageWithUploadedMedia(item, options, media);
 }
 

Telegram/SourceFiles/api/api_editing.h

@@ -31,12 +31,14 @@ void EditMessageWithUploadedDocument(
 	HistoryItem *item,
 	const MTPInputFile &file,
 	const std::optional<MTPInputFile> &thumb,
-	SendOptions options);
+	SendOptions options,
+	std::vector<MTPInputDocument> attachedStickers);
 
 void EditMessageWithUploadedPhoto(
 	HistoryItem *item,
 	const MTPInputFile &file,
-	SendOptions options);
+	SendOptions options,
+	std::vector<MTPInputDocument> attachedStickers);
 
 mtpRequestId EditCaption(
 	not_null<HistoryItem*> item,

Telegram/SourceFiles/api/api_hash.cpp

@@ -40,6 +40,7 @@ namespace {
 int32 CountStickersHash(
 		not_null<Main::Session*> session,
 		bool checkOutdatedInfo) {
+	using Flag = Data::StickersSetFlag;
 	auto result = HashInit();
 	bool foundOutdated = false;
 	const auto &sets = session->data().stickers().sets();
@@ -50,8 +51,8 @@ int32 CountStickersHash(
 			const auto set = it->second.get();
 			if (set->id == Data::Stickers::DefaultSetId) {
 				foundOutdated = true;
-			} else if (!(set->flags & MTPDstickerSet_ClientFlag::f_special)
-				&& !(set->flags & MTPDstickerSet::Flag::f_archived)) {
+			} else if (!(set->flags & Flag::Special)
+				&& !(set->flags & Flag::Archived)) {
 				HashUpdate(result, set->hash);
 			}
 		}
@@ -61,10 +62,14 @@ int32 CountStickersHash(
 		: 0;
 }
 
-int32 CountRecentStickersHash(not_null<Main::Session*> session) {
+int32 CountRecentStickersHash(
+		not_null<Main::Session*> session,
+		bool attached) {
 	return CountSpecialStickerSetHash(
 		session,
-		Data::Stickers::CloudRecentSetId);
+		attached
+			? Data::Stickers::CloudRecentAttachedSetId
+			: Data::Stickers::CloudRecentSetId);
 }
 
 int32 CountFavedStickersHash(not_null<Main::Session*> session) {
@@ -80,7 +85,7 @@ int32 CountFeaturedStickersHash(not_null<Main::Session*> session) {
 
 		const auto it = sets.find(setId);
 		if (it != sets.cend()
-			&& (it->second->flags & MTPDstickerSet_ClientFlag::f_unread)) {
+			&& (it->second->flags & Data::StickersSetFlag::Unread)) {
 			HashUpdate(result, 1);
 		}
 	}

Telegram/SourceFiles/api/api_hash.h

@@ -17,7 +17,8 @@ namespace Api {
 	not_null<Main::Session*> session,
 	bool checkOutdatedInfo = false);
 [[nodiscard]] int32 CountRecentStickersHash(
-	not_null<Main::Session*> session);
+	not_null<Main::Session*> session,
+	bool attached = false);
 [[nodiscard]] int32 CountFavedStickersHash(not_null<Main::Session*> session);
 [[nodiscard]] int32 CountFeaturedStickersHash(
 	not_null<Main::Session*> session);

Telegram/SourceFiles/api/api_media.cpp

@@ -8,6 +8,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "api/api_media.h"
 
 #include "data/data_document.h"
+#include "data/stickers/data_stickers_set.h"
 #include "history/history_item.h"
 
 namespace Api {
@@ -47,7 +48,7 @@ MTPVector<MTPDocumentAttribute> ComposeSendingDocumentAttributes(
 		attributes.push_back(MTP_documentAttributeSticker(
 			MTP_flags(0),
 			MTP_string(document->sticker()->alt),
-			document->sticker()->set,
+			Data::InputStickerSet(document->sticker()->set),
 			MTPMaskCoords()));
 	} else if (const auto song = document->song()) {
 		const auto flags = MTPDdocumentAttributeAudio::Flag::f_title
@@ -73,18 +74,24 @@ MTPVector<MTPDocumentAttribute> ComposeSendingDocumentAttributes(
 
 } // namespace
 
-MTPInputMedia PrepareUploadedPhoto(const MTPInputFile &file) {
+MTPInputMedia PrepareUploadedPhoto(
+		const MTPInputFile &file,
+		std::vector<MTPInputDocument> attachedStickers) {
+	const auto flags = attachedStickers.empty()
+		? MTPDinputMediaUploadedPhoto::Flags(0)
+		: MTPDinputMediaUploadedPhoto::Flag::f_stickers;
 	return MTP_inputMediaUploadedPhoto(
-		MTP_flags(0),
+		MTP_flags(flags),
 		file,
-		MTPVector<MTPInputDocument>(),
+		MTP_vector<MTPInputDocument>(ranges::to<QVector>(attachedStickers)),
 		MTP_int(0));
 }
 
 MTPInputMedia PrepareUploadedDocument(
 		not_null<HistoryItem*> item,
 		const MTPInputFile &file,
-		const std::optional<MTPInputFile> &thumb) {
+		const std::optional<MTPInputFile> &thumb,
+		std::vector<MTPInputDocument> attachedStickers) {
 	if (!item || !item->media() || !item->media()->document()) {
 		return MTP_inputMediaEmpty();
 	}
@@ -92,7 +99,8 @@ MTPInputMedia PrepareUploadedDocument(
 	using DocFlags = MTPDinputMediaUploadedDocument::Flag;
 	const auto flags = emptyFlag
 		| (thumb ? DocFlags::f_thumb : emptyFlag)
-		| (item->groupId() ? DocFlags::f_nosound_video : emptyFlag);
+		| (item->groupId() ? DocFlags::f_nosound_video : emptyFlag)
+		| (attachedStickers.empty() ? DocFlags::f_stickers : emptyFlag);
 	const auto document = item->media()->document();
 	return MTP_inputMediaUploadedDocument(
 		MTP_flags(flags),
@@ -100,8 +108,20 @@ MTPInputMedia PrepareUploadedDocument(
 		thumb.value_or(MTPInputFile()),
 		MTP_string(document->mimeString()),
 		ComposeSendingDocumentAttributes(document),
-		MTPVector<MTPInputDocument>(),
+		MTP_vector<MTPInputDocument>(ranges::to<QVector>(attachedStickers)),
 		MTP_int(0));
 }
 
+bool HasAttachedStickers(MTPInputMedia media) {
+	return media.match([&](const MTPDinputMediaUploadedPhoto &photo) -> bool {
+		return (photo.vflags().v
+			& MTPDinputMediaUploadedPhoto::Flag::f_stickers);
+	}, [&](const MTPDinputMediaUploadedDocument &document) -> bool {
+		return (document.vflags().v
+			& MTPDinputMediaUploadedDocument::Flag::f_stickers);
+	}, [](const auto &d) {
+		return false;
+	});
+}
+
 } // namespace Api

Telegram/SourceFiles/api/api_media.h

@@ -11,11 +11,16 @@ class HistoryItem;
 
 namespace Api {
 
-MTPInputMedia PrepareUploadedPhoto(const MTPInputFile &file);
+MTPInputMedia PrepareUploadedPhoto(
+	const MTPInputFile &file,
+	std::vector<MTPInputDocument> attachedStickers);
 
 MTPInputMedia PrepareUploadedDocument(
 	not_null<HistoryItem*> item,
 	const MTPInputFile &file,
-	const std::optional<MTPInputFile> &thumb);
+	const std::optional<MTPInputFile> &thumb,
+	std::vector<MTPInputDocument> attachedStickers);
+
+bool HasAttachedStickers(MTPInputMedia media);
 
 } // namespace Api

Telegram/SourceFiles/api/api_updates.cpp

@@ -474,7 +474,6 @@ void Updates::differenceDone(const MTPupdates_Difference &result) {
 		stateDone(d.vstate());
 	} break;
 	case mtpc_updates_differenceTooLong: {
-		auto &d = result.c_updates_differenceTooLong();
 		LOG(("API Error: updates.differenceTooLong is not supported by Telegram Desktop!"));
 	} break;
 	};
@@ -862,8 +861,8 @@ int32 Updates::pts() const {
 	return _ptsWaiter.current();
 }
 
-void Updates::updateOnline() {
-	updateOnline(false);
+void Updates::updateOnline(crl::time lastNonIdleTime) {
+	updateOnline(lastNonIdleTime, false);
 }
 
 bool Updates::isIdle() const {
@@ -874,15 +873,20 @@ rpl::producer<bool> Updates::isIdleValue() const {
 	return _isIdle.value();
 }
 
-void Updates::updateOnline(bool gotOtherOffline) {
-	crl::on_main(&session(), [] { Core::App().checkAutoLock(); });
+void Updates::updateOnline(crl::time lastNonIdleTime, bool gotOtherOffline) {
+	if (!lastNonIdleTime) {
+		lastNonIdleTime = Core::App().lastNonIdleTime();
+	}
+	crl::on_main(&session(), [=] {
+		Core::App().checkAutoLock(lastNonIdleTime);
+	});
 
 	const auto &config = _session->serverConfig();
 	bool isOnline = Core::App().hasActiveWindow(&session());
 	int updateIn = config.onlineUpdatePeriod;
 	Assert(updateIn >= 0);
 	if (isOnline) {
-		const auto idle = crl::now() - Core::App().lastNonIdleTime();
+		const auto idle = crl::now() - lastNonIdleTime;
 		if (idle >= config.offlineIdleTimeout) {
 			isOnline = false;
 			if (!isIdle()) {
@@ -933,10 +937,13 @@ void Updates::updateOnline(bool gotOtherOffline) {
 	_onlineTimer.callOnce(updateIn);
 }
 
-void Updates::checkIdleFinish() {
-	if (crl::now() - Core::App().lastNonIdleTime()
+void Updates::checkIdleFinish(crl::time lastNonIdleTime) {
+	if (!lastNonIdleTime) {
+		lastNonIdleTime = Core::App().lastNonIdleTime();
+	}
+	if (crl::now() - lastNonIdleTime
 		< _session->serverConfig().offlineIdleTimeout) {
-		updateOnline();
+		updateOnline(lastNonIdleTime);
 		_idleFinishTimer.cancel();
 		_isIdle = false;
 	} else {
@@ -957,9 +964,10 @@ bool Updates::isQuitPrevent() {
 		return false;
 	}
 	LOG(("Api::Updates prevents quit, sending offline status..."));
-	updateOnline();
+	updateOnline(crl::now());
 	return true;
 }
+
 void Updates::handleSendActionUpdate(
 		PeerId peerId,
 		MsgId rootId,
@@ -990,8 +998,8 @@ void Updates::handleSendActionUpdate(
 			const auto chat = peer->asChat();
 			const auto channel = peer->asChannel();
 			const auto active = chat
-				? (chat->flags() & MTPDchat::Flag::f_call_active)
-				: (channel->flags() & MTPDchannel::Flag::f_call_active);
+				? (chat->flags() & ChatDataFlag::CallActive)
+				: (channel->flags() & ChannelDataFlag::CallActive);
 			if (active) {
 				_pendingSpeakingCallParticipants.emplace(
 					peer).first->second[fromId] = now;
@@ -1021,9 +1029,6 @@ void Updates::applyUpdatesNoPtsCheck(const MTPUpdates &updates) {
 		const auto &d = updates.c_updateShortMessage();
 		const auto flags = mtpCastFlags(d.vflags().v)
 			| MTPDmessage::Flag::f_from_id;
-		const auto peerUserId = d.is_out()
-			? d.vuser_id()
-			: MTP_int(_session->userId().bare); // #TODO ids
 		_session->data().addNewMessage(
 			MTP_message(
 				MTP_flags(flags),
@@ -1241,7 +1246,6 @@ void Updates::applyUpdateNoPtsCheck(const MTPUpdate &update) {
 
 	case mtpc_updatePinnedMessages: {
 		const auto &d = update.c_updatePinnedMessages();
-		const auto peerId = peerFromMTP(d.vpeer());
 		for (const auto &msgId : d.vmessages().v) {
 			const auto item = session().data().message(0, msgId.v);
 			if (item) {
@@ -1598,7 +1602,7 @@ void Updates::feedUpdate(const MTPUpdate &update) {
 				history->setUnreadMark(data.is_unread());
 			}
 		}, [&](const MTPDdialogPeerFolder &dialog) {
-			const auto id = dialog.vfolder_id().v; // #TODO archive
+			//const auto id = dialog.vfolder_id().v; // #TODO archive
 			//if (const auto folder = session().data().folderLoaded(id)) {
 			//	folder->setUnreadMark(data.is_unread());
 			//}
@@ -1750,7 +1754,7 @@ void Updates::feedUpdate(const MTPUpdate &update) {
 		if (UserId(d.vuser_id()) == session().userId()) {
 			if (d.vstatus().type() == mtpc_userStatusOffline
 				|| d.vstatus().type() == mtpc_userStatusEmpty) {
-				updateOnline(true);
+				updateOnline(Core::App().lastNonIdleTime(), true);
 				if (d.vstatus().type() == mtpc_userStatusOffline) {
 					cSetOtherOnline(
 						d.vstatus().c_userStatusOffline().vwas_online().v);
@@ -1808,11 +1812,7 @@ void Updates::feedUpdate(const MTPUpdate &update) {
 		const auto &d = update.c_updatePeerSettings();
 		const auto peerId = peerFromMTP(d.vpeer());
 		if (const auto peer = session().data().peerLoaded(peerId)) {
-			const auto settings = d.vsettings().match([](
-					const MTPDpeerSettings &data) {
-				return data.vflags().v;
-			});
-			peer->setSettings(settings);
+			peer->setSettings(d.vsettings());
 		}
 	} break;
 
@@ -1863,19 +1863,15 @@ void Updates::feedUpdate(const MTPUpdate &update) {
 	} break;
 
 	case mtpc_updateNewEncryptedMessage: {
-		auto &d = update.c_updateNewEncryptedMessage();
 	} break;
 
 	case mtpc_updateEncryptedChatTyping: {
-		auto &d = update.c_updateEncryptedChatTyping();
 	} break;
 
 	case mtpc_updateEncryption: {
-		auto &d = update.c_updateEncryption();
 	} break;
 
 	case mtpc_updateEncryptedMessagesRead: {
-		auto &d = update.c_updateEncryptedMessagesRead();
 	} break;
 
 	case mtpc_updatePhoneCall:
@@ -1893,6 +1889,26 @@ void Updates::feedUpdate(const MTPUpdate &update) {
 		}
 	} break;
 
+	case mtpc_updateBotCommands: {
+		const auto &d = update.c_updateBotCommands();
+		if (const auto peer = session().data().peerLoaded(peerFromMTP(d.vpeer()))) {
+			const auto botId = UserId(d.vbot_id().v);
+			if (const auto user = peer->asUser()) {
+				if (user->isBot() && user->id == peerFromUser(botId)) {
+					if (Data::UpdateBotCommands(user->botInfo->commands, d.vcommands())) {
+						session().data().botCommandsChanged(user);
+					}
+				}
+			} else if (const auto chat = peer->asChat()) {
+				chat->setBotCommands(botId, d.vcommands());
+			} else if (const auto megagroup = peer->asMegagroup()) {
+				if (megagroup->mgInfo->updateBotCommands(botId, d.vcommands())) {
+					session().data().botCommandsChanged(megagroup);
+				}
+			}
+		}
+	} break;
+
 	case mtpc_updateServiceNotification: {
 		const auto &d = update.c_updateServiceNotification();
 		const auto text = TextWithEntities {
@@ -2132,31 +2148,46 @@ void Updates::feedUpdate(const MTPUpdate &update) {
 
 	case mtpc_updateStickerSetsOrder: {
 		auto &d = update.c_updateStickerSetsOrder();
-		if (!d.is_masks()) {
-			const auto &order = d.vorder().v;
-			const auto &sets = session().data().stickers().sets();
-			Data::StickersSetsOrder result;
-			for (const auto &item : order) {
-				if (sets.find(item.v) == sets.cend()) {
-					break;
-				}
-				result.push_back(item.v);
+		auto &stickers = session().data().stickers();
+		const auto isMasks = d.is_masks();
+		const auto &order = d.vorder().v;
+		const auto &sets = stickers.sets();
+		Data::StickersSetsOrder result;
+		for (const auto &item : order) {
+			if (sets.find(item.v) == sets.cend()) {
+				break;
 			}
-			if (result.size() != session().data().stickers().setsOrder().size()
-				|| result.size() != order.size()) {
-				session().data().stickers().setLastUpdate(0);
-				session().api().updateStickers();
+			result.push_back(item.v);
+		}
+		const auto localSize = isMasks
+			? stickers.maskSetsOrder().size()
+			: stickers.setsOrder().size();
+		if ((result.size() != localSize) || (result.size() != order.size())) {
+			if (isMasks) {
+				stickers.setLastMasksUpdate(0);
+				session().api().updateMasks();
 			} else {
-				session().data().stickers().setsOrderRef() = std::move(result);
-				session().local().writeInstalledStickers();
-				session().data().stickers().notifyUpdated();
+				stickers.setLastUpdate(0);
+				session().api().updateStickers();
 			}
+		} else {
+			if (isMasks) {
+				stickers.maskSetsOrderRef() = std::move(result);
+				session().local().writeInstalledMasks();
+			} else {
+				stickers.setsOrderRef() = std::move(result);
+				session().local().writeInstalledStickers();
+			}
+			stickers.notifyUpdated();
 		}
 	} break;
 
 	case mtpc_updateStickerSets: {
+		// Can't determine is it masks or stickers, so update both.
 		session().data().stickers().setLastUpdate(0);
 		session().api().updateStickers();
+		session().data().stickers().setLastMasksUpdate(0);
+		session().api().updateMasks();
 	} break;
 
 	case mtpc_updateRecentStickers: {

Telegram/SourceFiles/api/api_updates.h

@@ -38,10 +38,10 @@ public:
 
 	[[nodiscard]] int32 pts() const;
 
-	void updateOnline();
+	void updateOnline(crl::time lastNonIdleTime = 0);
 	[[nodiscard]] bool isIdle() const;
 	[[nodiscard]] rpl::producer<bool> isIdleValue() const;
-	void checkIdleFinish();
+	void checkIdleFinish(crl::time lastNonIdleTime = 0);
 	bool lastWasOnline() const;
 	crl::time lastSetOnline() const;
 	bool isQuitPrevent();
@@ -87,7 +87,7 @@ private:
 		MsgRange range,
 		const MTPupdates_ChannelDifference &result);
 
-	void updateOnline(bool gotOtherOffline);
+	void updateOnline(crl::time lastNonIdleTime, bool gotOtherOffline);
 	void sendPing();
 	void getDifferenceByPts();
 	void getDifferenceAfterFail();

Telegram/SourceFiles/apiwrap.cpp

@@ -37,6 +37,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "data/data_cloud_themes.h"
 #include "data/data_chat_filters.h"
 #include "data/data_histories.h"
+#include "data/data_wall_paper.h"
 #include "data/stickers/data_stickers.h"
 #include "dialogs/dialogs_key.h"
 #include "core/core_cloud_password.h"
@@ -62,7 +63,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "window/notifications_manager.h"
 #include "window/window_lock_widgets.h"
 #include "window/window_session_controller.h"
-#include "window/themes/window_theme.h"
 #include "inline_bots/inline_bot_result.h"
 #include "chat_helpers/message_field.h"
 #include "ui/item_text_options.h"
@@ -212,6 +212,11 @@ ApiWrap::ApiWrap(not_null<Main::Session*> session)
 		}, _session->lifetime());
 
 		setupSupportMode();
+
+		Core::App().settings().proxy().connectionTypeValue(
+		) | rpl::start_with_next([=] {
+			refreshTopPromotion();
+		}, _session->lifetime());
 	});
 }
 
@@ -261,10 +266,10 @@ void ApiWrap::refreshTopPromotion() {
 		return;
 	}
 	const auto key = [&]() -> std::pair<QString, uint32> {
-		if (Global::ProxySettings() != MTP::ProxyData::Settings::Enabled) {
+		if (!Core::App().settings().proxy().isEnabled()) {
 			return {};
 		}
-		const auto &proxy = Global::SelectedProxy();
+		const auto &proxy = Core::App().settings().proxy().selected();
 		if (proxy.type != MTP::ProxyData::Type::Mtproto) {
 			return {};
 		}
@@ -1219,9 +1224,7 @@ void ApiWrap::requestPeerSettings(not_null<PeerData*> peer) {
 	request(MTPmessages_GetPeerSettings(
 		peer->input
 	)).done([=](const MTPPeerSettings &result) {
-		peer->setSettings(result.match([&](const MTPDpeerSettings &data) {
-			return data.vflags().v;
-		}));
+		peer->setSettings(result);
 		_requestedPeerSettings.erase(peer);
 	}).fail([=](const MTP::Error &error) {
 		_requestedPeerSettings.erase(peer);
@@ -1521,7 +1524,6 @@ void ApiWrap::applyLastParticipantsList(
 		| MegagroupInfo::LastParticipantsOnceReceived;
 
 	auto botStatus = channel->mgInfo->botStatus;
-	const auto emptyAdminRights = MTP_chatAdminRights(MTP_flags(0));
 	for (const auto &p : list) {
 		const auto participantId = p.match([](
 				const MTPDchannelParticipantBanned &data) {
@@ -1542,13 +1544,14 @@ void ApiWrap::applyLastParticipantsList(
 			? channel->amCreator()
 			: false;
 		const auto adminRights = (p.type() == mtpc_channelParticipantAdmin)
-			? p.c_channelParticipantAdmin().vadmin_rights()
+			? ChatAdminRightsInfo(p.c_channelParticipantAdmin().vadmin_rights())
 			: (p.type() == mtpc_channelParticipantCreator)
-			? p.c_channelParticipantCreator().vadmin_rights()
-			: emptyAdminRights;
+			? ChatAdminRightsInfo(p.c_channelParticipantCreator().vadmin_rights())
+			: ChatAdminRightsInfo();
 		const auto restrictedRights = (p.type() == mtpc_channelParticipantBanned)
-			? p.c_channelParticipantBanned().vbanned_rights()
-			: ChannelData::EmptyRestrictedRights(participant);
+			? ChatRestrictionsInfo(
+				p.c_channelParticipantBanned().vbanned_rights())
+			: ChatRestrictionsInfo();
 		if (p.type() == mtpc_channelParticipantCreator) {
 			Assert(user != nullptr);
 			const auto &creator = p.c_channelParticipantCreator();
@@ -1564,11 +1567,11 @@ void ApiWrap::applyLastParticipantsList(
 		if (user
 			&& !base::contains(channel->mgInfo->lastParticipants, user)) {
 			channel->mgInfo->lastParticipants.push_back(user);
-			if (adminRights.c_chatAdminRights().vflags().v) {
+			if (adminRights.flags) {
 				channel->mgInfo->lastAdmins.emplace(
 					user,
 					MegagroupInfo::Admin{ adminRights, adminCanEdit });
-			} else if (Data::ChatBannedRightsFlags(restrictedRights) != 0) {
+			} else if (restrictedRights.flags) {
 				channel->mgInfo->lastRestricted.emplace(
 					user,
 					MegagroupInfo::Restricted{ restrictedRights });
@@ -1726,7 +1729,7 @@ void ApiWrap::kickParticipant(
 void ApiWrap::kickParticipant(
 		not_null<ChannelData*> channel,
 		not_null<PeerData*> participant,
-		const MTPChatBannedRights &currentRights) {
+		ChatRestrictionsInfo currentRights) {
 	const auto kick = KickRequest(channel, participant);
 	if (_kickRequests.contains(kick)) return;
 
@@ -1734,7 +1737,10 @@ void ApiWrap::kickParticipant(
 	const auto requestId = request(MTPchannels_EditBanned(
 		channel->inputChannel,
 		participant->input,
-		rights
+		MTP_chatBannedRights(
+			MTP_flags(
+				MTPDchatBannedRights::Flags::from_raw(uint32(rights.flags))),
+			MTP_int(rights.until))
 	)).done([=](const MTPUpdates &result) {
 		applyUpdates(result);
 
@@ -1758,7 +1764,7 @@ void ApiWrap::unblockParticipant(
 	const auto requestId = request(MTPchannels_EditBanned(
 		channel->inputChannel,
 		participant->input,
-		ChannelData::EmptyRestrictedRights(participant)
+		MTP_chatBannedRights(MTP_flags(0), MTP_int(0))
 	)).done([=](const MTPUpdates &result) {
 		applyUpdates(result);
 
@@ -1852,9 +1858,14 @@ void ApiWrap::requestStickerSets() {
 		if (i.value().second) continue;
 
 		auto waitMs = (j == e) ? 0 : kSmallDelayMs;
-		i.value().second = request(MTPmessages_GetStickerSet(MTP_inputStickerSetID(MTP_long(i.key()), MTP_long(i.value().first)))).done([this, setId = i.key()](const MTPmessages_StickerSet &result) {
+		const auto id = MTP_inputStickerSetID(
+			MTP_long(i.key()),
+			MTP_long(i.value().first));
+		i.value().second = request(MTPmessages_GetStickerSet(
+			id
+		)).done([=, setId = i.key()](const MTPmessages_StickerSet &result) {
 			gotStickerSet(setId, result);
-		}).fail([this, setId = i.key()](const MTP::Error &error) {
+		}).fail([=, setId = i.key()](const MTP::Error &error) {
 			_stickerSetRequests.remove(setId);
 		}).afterDelay(waitMs).send();
 	}
@@ -1862,23 +1873,89 @@ void ApiWrap::requestStickerSets() {
 
 void ApiWrap::saveStickerSets(
 		const Data::StickersSetsOrder &localOrder,
-		const Data::StickersSetsOrder &localRemoved) {
-	for (auto requestId : base::take(_stickerSetDisenableRequests)) {
+		const Data::StickersSetsOrder &localRemoved,
+		bool setsMasks) {
+	auto &setDisenableRequests = setsMasks
+		? _maskSetDisenableRequests
+		: _stickerSetDisenableRequests;
+	const auto reorderRequestId = [=]() -> mtpRequestId & {
+		return setsMasks
+			? _masksReorderRequestId
+			: _stickersReorderRequestId;
+	};
+	for (auto requestId : base::take(setDisenableRequests)) {
 		request(requestId).cancel();
 	}
-	request(base::take(_stickersReorderRequestId)).cancel();
+	request(base::take(reorderRequestId())).cancel();
 	request(base::take(_stickersClearRecentRequestId)).cancel();
+	request(base::take(_stickersClearRecentAttachedRequestId)).cancel();
 
-	auto writeInstalled = true, writeRecent = false, writeCloudRecent = false, writeFaved = false, writeArchived = false;
+	const auto stickersSaveOrder = [=] {
+		if (localOrder.size() < 2) {
+			return;
+		}
+		QVector<MTPlong> mtpOrder;
+		mtpOrder.reserve(localOrder.size());
+		for (const auto setId : std::as_const(localOrder)) {
+			mtpOrder.push_back(MTP_long(setId));
+		}
+
+		const auto flags = setsMasks
+			? MTPmessages_ReorderStickerSets::Flag::f_masks
+			: MTPmessages_ReorderStickerSets::Flags(0);
+		reorderRequestId() = request(MTPmessages_ReorderStickerSets(
+			MTP_flags(flags),
+			MTP_vector<MTPlong>(mtpOrder)
+		)).done([=](const MTPBool &result) {
+			reorderRequestId() = 0;
+		}).fail([=](const MTP::Error &error) {
+			reorderRequestId() = 0;
+			if (setsMasks) {
+				_session->data().stickers().setLastMasksUpdate(0);
+				updateMasks();
+			} else {
+				_session->data().stickers().setLastUpdate(0);
+				updateStickers();
+			}
+		}).send();
+	};
+
+	const auto stickerSetDisenabled = [=](mtpRequestId requestId) {
+		auto &setDisenableRequests = setsMasks
+			? _maskSetDisenableRequests
+			: _stickerSetDisenableRequests;
+		setDisenableRequests.remove(requestId);
+		if (setDisenableRequests.empty()) {
+			stickersSaveOrder();
+		}
+	};
+
+	auto writeInstalled = true,
+		writeRecent = false,
+		writeCloudRecent = false,
+		writeCloudRecentAttached = false,
+		writeFaved = false,
+		writeArchived = false;
 	auto &recent = _session->data().stickers().getRecentPack();
 	auto &sets = _session->data().stickers().setsRef();
 
-	_stickersOrder = localOrder;
+	auto &order = setsMasks
+		? _session->data().stickers().maskSetsOrder()
+		: _session->data().stickers().setsOrder();
+	auto &orderRef = setsMasks
+		? _session->data().stickers().maskSetsOrderRef()
+		: _session->data().stickers().setsOrderRef();
+
+	using Flag = Data::StickersSetFlag;
 	for (const auto removedSetId : localRemoved) {
-		if (removedSetId == Data::Stickers::CloudRecentSetId) {
+		if ((removedSetId == Data::Stickers::CloudRecentSetId)
+			|| (removedSetId == Data::Stickers::CloudRecentAttachedSetId)) {
 			if (sets.remove(Data::Stickers::CloudRecentSetId) != 0) {
 				writeCloudRecent = true;
 			}
+			if (sets.remove(Data::Stickers::CloudRecentAttachedSetId) != 0) {
+				writeCloudRecentAttached = true;
+			}
 			if (sets.remove(Data::Stickers::CustomSetId)) {
 				writeInstalled = true;
 			}
@@ -1887,12 +1964,25 @@ void ApiWrap::saveStickerSets(
 				writeRecent = true;
 			}
 
-			_stickersClearRecentRequestId = request(MTPmessages_ClearRecentStickers(
-				MTP_flags(0)
-			)).done([this](const MTPBool &result) {
-				_stickersClearRecentRequestId = 0;
-			}).fail([this](const MTP::Error &error) {
-				_stickersClearRecentRequestId = 0;
+			const auto isAttached =
+				(removedSetId == Data::Stickers::CloudRecentAttachedSetId);
+			const auto flags = isAttached
+				? MTPmessages_ClearRecentStickers::Flag::f_attached
+				: MTPmessages_ClearRecentStickers::Flags(0);
+			auto &requestId = isAttached
+				? _stickersClearRecentAttachedRequestId
+				: _stickersClearRecentRequestId;
+			const auto finish = [=] {
+				(isAttached
+					? _stickersClearRecentAttachedRequestId
+					: _stickersClearRecentRequestId) = 0;
+			};
+			requestId = request(MTPmessages_ClearRecentStickers(
+				MTP_flags(flags)
+			)).done([=](const MTPBool &result) {
+				finish();
+			}).fail([=](const MTP::Error &error) {
+				finish();
 			}).send();
 			continue;
 		}
@@ -1908,27 +1998,33 @@ void ApiWrap::saveStickerSets(
 					++i;
 				}
 			}
-			if (!(set->flags & MTPDstickerSet::Flag::f_archived)) {
+			const auto archived = !!(set->flags & Flag::Archived);
+			if (!archived) {
+				const auto featured = !!(set->flags & Flag::Featured);
+				const auto special = !!(set->flags & Flag::Special);
 				const auto setId = set->mtpInput();
 
-				auto requestId = request(MTPmessages_UninstallStickerSet(setId)).done([this](const MTPBool &result, mtpRequestId requestId) {
+				auto requestId = request(MTPmessages_UninstallStickerSet(
+					setId
+				)).done([=](const MTPBool &result, mtpRequestId requestId) {
 					stickerSetDisenabled(requestId);
-				}).fail([this](const MTP::Error &error, mtpRequestId requestId) {
+				}).fail([=](const MTP::Error &error, mtpRequestId requestId) {
 					stickerSetDisenabled(requestId);
 				}).afterDelay(kSmallDelayMs).send();
 
-				_stickerSetDisenableRequests.insert(requestId);
+				setDisenableRequests.insert(requestId);
 
-				int removeIndex = _session->data().stickers().setsOrder().indexOf(set->id);
-				if (removeIndex >= 0) _session->data().stickers().setsOrderRef().removeAt(removeIndex);
-				if (!(set->flags & MTPDstickerSet_ClientFlag::f_featured)
-					&& !(set->flags & MTPDstickerSet_ClientFlag::f_special)) {
+				const auto removeIndex = order.indexOf(set->id);
+				if (removeIndex >= 0) {
+					orderRef.removeAt(removeIndex);
+				}
+				if (!featured && !special) {
 					sets.erase(it);
 				} else {
-					if (set->flags & MTPDstickerSet::Flag::f_archived) {
+					if (archived) {
 						writeArchived = true;
 					}
-					set->flags &= ~(MTPDstickerSet::Flag::f_installed_date | MTPDstickerSet::Flag::f_archived);
+					set->flags &= ~(Flag::Installed | Flag::Archived);
 					set->installDate = TimeId(0);
 				}
 			}
@@ -1937,51 +2033,55 @@ void ApiWrap::saveStickerSets(
 
 	// Clear all installed flags, set only for sets from order.
 	for (auto &[id, set] : sets) {
-		if (!(set->flags & MTPDstickerSet::Flag::f_archived)) {
-			set->flags &= ~MTPDstickerSet::Flag::f_installed_date;
+		const auto archived = !!(set->flags & Flag::Archived);
+		const auto masks = !!(set->flags & Flag::Masks);
+		if (!archived && (setsMasks == masks)) {
+			set->flags &= ~Flag::Installed;
 		}
 	}
 
-	auto &order = _session->data().stickers().setsOrderRef();
-	order.clear();
-	for (const auto setId : std::as_const(_stickersOrder)) {
+	orderRef.clear();
+	for (const auto setId : std::as_const(localOrder)) {
 		auto it = sets.find(setId);
-		if (it != sets.cend()) {
-			const auto set = it->second.get();
-			if ((set->flags & MTPDstickerSet::Flag::f_archived) && !localRemoved.contains(set->id)) {
-				const auto mtpSetId = set->mtpInput();
+		if (it == sets.cend()) {
+			continue;
+		}
+		const auto set = it->second.get();
+		const auto archived = !!(set->flags & Flag::Archived);
+		if (archived && !localRemoved.contains(set->id)) {
+			const auto mtpSetId = set->mtpInput();
 
-				const auto requestId = request(MTPmessages_InstallStickerSet(
-					mtpSetId,
-					MTP_boolFalse()
-				)).done([=](
-						const MTPmessages_StickerSetInstallResult &result,
-						mtpRequestId requestId) {
-					stickerSetDisenabled(requestId);
-				}).fail([=](
-						const MTP::Error &error,
-						mtpRequestId requestId) {
-					stickerSetDisenabled(requestId);
-				}).afterDelay(kSmallDelayMs).send();
+			const auto requestId = request(MTPmessages_InstallStickerSet(
+				mtpSetId,
+				MTP_boolFalse()
+			)).done([=](
+					const MTPmessages_StickerSetInstallResult &result,
+					mtpRequestId requestId) {
+				stickerSetDisenabled(requestId);
+			}).fail([=](
+					const MTP::Error &error,
+					mtpRequestId requestId) {
+				stickerSetDisenabled(requestId);
+			}).afterDelay(kSmallDelayMs).send();
 
-				_stickerSetDisenableRequests.insert(requestId);
+			setDisenableRequests.insert(requestId);
 
-				set->flags &= ~MTPDstickerSet::Flag::f_archived;
-				writeArchived = true;
-			}
-			order.push_back(setId);
-			set->flags |= MTPDstickerSet::Flag::f_installed_date;
-			if (!set->installDate) {
-				set->installDate = base::unixtime::now();
-			}
+			set->flags &= ~Flag::Archived;
+			writeArchived = true;
+		}
+		orderRef.push_back(setId);
+		set->flags |= Flag::Installed;
+		if (!set->installDate) {
+			set->installDate = base::unixtime::now();
 		}
 	}
+
 	for (auto it = sets.begin(); it != sets.cend();) {
 		const auto set = it->second.get();
-		if ((set->flags & MTPDstickerSet_ClientFlag::f_featured)
-			|| (set->flags & MTPDstickerSet::Flag::f_installed_date)
-			|| (set->flags & MTPDstickerSet::Flag::f_archived)
-			|| (set->flags & MTPDstickerSet_ClientFlag::f_special)) {
+		if ((set->flags & Flag::Featured)
+			|| (set->flags & Flag::Installed)
+			|| (set->flags & Flag::Archived)
+			|| (set->flags & Flag::Special)) {
 			++it;
 		} else {
 			it = sets.erase(it);
@@ -1989,27 +2089,40 @@ void ApiWrap::saveStickerSets(
 	}
 
 	auto &storage = local();
-	if (writeInstalled) storage.writeInstalledStickers();
-	if (writeRecent) session().saveSettings();
-	if (writeArchived) storage.writeArchivedStickers();
-	if (writeCloudRecent) storage.writeRecentStickers();
-	if (writeFaved) storage.writeFavedStickers();
+	if (writeInstalled && !setsMasks) {
+		storage.writeInstalledStickers();
+	}
+	if (writeInstalled && setsMasks) {
+		storage.writeInstalledMasks();
+	}
+	if (writeRecent) {
+		session().saveSettings();
+	}
+	if (writeArchived) {
+		if (setsMasks) {
+			storage.writeArchivedMasks();
+		} else {
+			storage.writeArchivedStickers();
+		}
+	}
+	if (writeCloudRecent) {
+		storage.writeRecentStickers();
+	}
+	if (writeCloudRecentAttached) {
+		storage.writeRecentMasks();
+	}
+	if (writeFaved) {
+		storage.writeFavedStickers();
+	}
 	_session->data().stickers().notifyUpdated();
 
-	if (_stickerSetDisenableRequests.empty()) {
+	if (setDisenableRequests.empty()) {
 		stickersSaveOrder();
 	} else {
 		requestSendDelayed();
 	}
 }
 
-void ApiWrap::stickerSetDisenabled(mtpRequestId requestId) {
-	_stickerSetDisenableRequests.remove(requestId);
-	if (_stickerSetDisenableRequests.empty()) {
-		stickersSaveOrder();
-	}
-};
-
 void ApiWrap::joinChannel(not_null<ChannelData*> channel) {
 	if (channel->amIn()) {
 		session().changes().peerUpdated(
@@ -2820,12 +2933,24 @@ void ApiWrap::refreshFileReference(
 	}, [&](Data::FileOriginPeerPhoto data) {
 		fail();
 	}, [&](Data::FileOriginStickerSet data) {
+		const auto isRecentAttached =
+			(data.setId == Data::Stickers::CloudRecentAttachedSetId);
 		if (data.setId == Data::Stickers::CloudRecentSetId
-			|| data.setId == Data::Stickers::RecentSetId) {
+			|| data.setId == Data::Stickers::RecentSetId
+			|| isRecentAttached) {
+			auto done = [=] { crl::on_main(_session, [=] {
+				if (isRecentAttached) {
+					local().writeRecentMasks();
+				} else {
+					local().writeRecentStickers();
+				}
+			}); };
 			request(MTPmessages_GetRecentStickers(
-				MTP_flags(0),
+				MTP_flags(isRecentAttached
+					? MTPmessages_GetRecentStickers::Flag::f_attached
+					: MTPmessages_GetRecentStickers::Flags(0)),
 				MTP_int(0)),
-				[=] { crl::on_main(_session, [=] { local().writeRecentStickers(); }); });
+				std::move(done));
 		} else if (data.setId == Data::Stickers::FavedSetId) {
 			request(MTPmessages_GetFavedStickers(MTP_int(0)),
 				[=] { crl::on_main(_session, [=] { local().writeFavedStickers(); }); });
@@ -2881,30 +3006,8 @@ void ApiWrap::gotWebPages(ChannelData *channel, const MTPmessages_Messages &resu
 	_session->data().sendWebPageGamePollNotifications();
 }
 
-void ApiWrap::stickersSaveOrder() {
-	if (_stickersOrder.size() < 2) {
-		return;
-	}
-	QVector<MTPlong> mtpOrder;
-	mtpOrder.reserve(_stickersOrder.size());
-	for (const auto setId : std::as_const(_stickersOrder)) {
-		mtpOrder.push_back(MTP_long(setId));
-	}
-
-	_stickersReorderRequestId = request(MTPmessages_ReorderStickerSets(
-		MTP_flags(0),
-		MTP_vector<MTPlong>(mtpOrder)
-	)).done([=](const MTPBool &result) {
-		_stickersReorderRequestId = 0;
-	}).fail([=](const MTP::Error &error) {
-		_stickersReorderRequestId = 0;
-		_session->data().stickers().setLastUpdate(0);
-		updateStickers();
-	}).send();
-}
-
 void ApiWrap::updateStickers() {
-	auto now = crl::now();
+	const auto now = crl::now();
 	requestStickers(now);
 	requestRecentStickers(now);
 	requestFavedStickers(now);
@@ -2912,15 +3015,26 @@ void ApiWrap::updateStickers() {
 	requestSavedGifs(now);
 }
 
-void ApiWrap::requestRecentStickersForce() {
-	requestRecentStickersWithHash(0);
+void ApiWrap::updateMasks() {
+	const auto now = crl::now();
+	requestStickers(now, true);
+	requestRecentStickers(now, true);
 }
 
-void ApiWrap::setGroupStickerSet(not_null<ChannelData*> megagroup, const MTPInputStickerSet &set) {
+void ApiWrap::requestRecentStickersForce(bool attached) {
+	requestRecentStickersWithHash(0, attached);
+}
+
+void ApiWrap::setGroupStickerSet(
+		not_null<ChannelData*> megagroup,
+		const StickerSetIdentifier &set) {
 	Expects(megagroup->mgInfo != nullptr);
 
 	megagroup->mgInfo->stickerSet = set;
-	request(MTPchannels_SetStickers(megagroup->inputChannel, set)).send();
+	request(MTPchannels_SetStickers(
+		megagroup->inputChannel,
+		Data::InputStickerSet(set)
+	)).send();
 	_session->data().stickers().notifyUpdated();
 }
 
@@ -2972,17 +3086,29 @@ std::vector<not_null<DocumentData*>> *ApiWrap::stickersByEmoji(
 	return nullptr;
 }
 
-void ApiWrap::requestStickers(TimeId now) {
-	if (!_session->data().stickers().updateNeeded(now)
-		|| _stickersUpdateRequest) {
+void ApiWrap::requestStickers(TimeId now, bool masks) {
+	const auto requestId = [=]() -> mtpRequestId & {
+		return masks
+			? _masksUpdateRequest
+			: _stickersUpdateRequest;
+	};
+	const auto needed = masks
+		? _session->data().stickers().masksUpdateNeeded(now)
+		: _session->data().stickers().updateNeeded(now);
+	if (!needed || requestId()) {
 		return;
 	}
-	auto onDone = [this](const MTPmessages_AllStickers &result) {
-		_session->data().stickers().setLastUpdate(crl::now());
-		_stickersUpdateRequest = 0;
+	const auto onDone = [=](const MTPmessages_AllStickers &result) {
+		if (masks) {
+			_session->data().stickers().setLastMasksUpdate(crl::now());
+		} else {
+			_session->data().stickers().setLastUpdate(crl::now());
+		}
+		requestId() = 0;
 
 		switch (result.type()) {
 		case mtpc_messages_allStickersNotModified: return;
+		case mtpc_messages_getMaskStickers:
 		case mtpc_messages_allStickers: {
 			auto &d = result.c_messages_allStickers();
 			_session->data().stickers().setsReceived(
@@ -2992,39 +3118,67 @@ void ApiWrap::requestStickers(TimeId now) {
 		default: Unexpected("Type in ApiWrap::stickersDone()");
 		}
 	};
-	_stickersUpdateRequest = request(MTPmessages_GetAllStickers(
-		MTP_int(Api::CountStickersHash(_session, true))
-	)).done(onDone).fail([=](const MTP::Error &error) {
-		LOG(("App Fail: Failed to get stickers!"));
+	const auto onFail = [=](const MTP::Error &error) {
+		LOG(("App Fail: Failed to get %1!"
+			).arg(masks ? "masks" : "stickers"));
 		onDone(MTP_messages_allStickersNotModified());
-	}).send();
+	};
+	auto hash = MTP_int(Api::CountStickersHash(_session, true));
+	requestId() = masks
+		? request(MTPmessages_GetMaskStickers(
+			std::move(hash))
+		).done(onDone).fail(onFail).send()
+		: request(MTPmessages_GetAllStickers(
+			std::move(hash))
+		).done(onDone).fail(onFail).send();
 }
 
-void ApiWrap::requestRecentStickers(TimeId now) {
-	if (!_session->data().stickers().recentUpdateNeeded(now)) {
+void ApiWrap::requestRecentStickers(TimeId now, bool attached) {
+	const auto needed = attached
+		? _session->data().stickers().recentAttachedUpdateNeeded(now)
+		: _session->data().stickers().recentUpdateNeeded(now);
+	if (!needed) {
 		return;
 	}
 	requestRecentStickersWithHash(
-		Api::CountRecentStickersHash(_session));
+		Api::CountRecentStickersHash(_session, attached), attached);
 }
 
-void ApiWrap::requestRecentStickersWithHash(int32 hash) {
-	if (_recentStickersUpdateRequest) {
+void ApiWrap::requestRecentStickersWithHash(int32 hash, bool attached) {
+	const auto requestId = [=]() -> mtpRequestId & {
+		return attached
+			? _recentAttachedStickersUpdateRequest
+			: _recentStickersUpdateRequest;
+	};
+	if (requestId()) {
 		return;
 	}
-	_recentStickersUpdateRequest = request(MTPmessages_GetRecentStickers(
-		MTP_flags(0),
+	const auto finish = [=] {
+		auto &stickers = _session->data().stickers();
+		if (attached) {
+			stickers.setLastRecentAttachedUpdate(crl::now());
+		} else {
+			stickers.setLastRecentUpdate(crl::now());
+		}
+		requestId() = 0;
+	};
+	const auto flags = attached
+		? MTPmessages_getRecentStickers::Flag::f_attached
+		: MTPmessages_getRecentStickers::Flags(0);
+	requestId() = request(MTPmessages_GetRecentStickers(
+		MTP_flags(flags),
 		MTP_int(hash)
 	)).done([=](const MTPmessages_RecentStickers &result) {
-		_session->data().stickers().setLastRecentUpdate(crl::now());
-		_recentStickersUpdateRequest = 0;
+		finish();
 
 		switch (result.type()) {
 		case mtpc_messages_recentStickersNotModified: return;
 		case mtpc_messages_recentStickers: {
 			auto &d = result.c_messages_recentStickers();
 			_session->data().stickers().specialSetReceived(
-				Data::Stickers::CloudRecentSetId,
+				attached
+					? Data::Stickers::CloudRecentAttachedSetId
+					: Data::Stickers::CloudRecentSetId,
 				tr::lng_recent_stickers(tr::now),
 				d.vstickers().v,
 				d.vhash().v,
@@ -3034,8 +3188,7 @@ void ApiWrap::requestRecentStickersWithHash(int32 hash) {
 		default: Unexpected("Type in ApiWrap::recentStickersDone()");
 		}
 	}).fail([=](const MTP::Error &error) {
-		_session->data().stickers().setLastRecentUpdate(crl::now());
-		_recentStickersUpdateRequest = 0;
+		finish();
 
 		LOG(("App Fail: Failed to get recent stickers!"));
 	}).send();
@@ -3147,7 +3300,7 @@ void ApiWrap::readFeaturedSets() {
 	for (const auto setId : _featuredSetsRead) {
 		const auto it = sets.find(setId);
 		if (it != sets.cend()) {
-			it->second->flags &= ~MTPDstickerSet_ClientFlag::f_unread;
+			it->second->flags &= ~Data::StickersSetFlag::Unread;
 			wrappedIds.append(MTP_long(setId));
 			if (count) {
 				--count;
@@ -3721,7 +3874,6 @@ void ApiWrap::forwardMessages(
 			}
 		}
 		const auto newFrom = item->history()->peer;
-		const auto newGroupId = item->groupId();
 		if (forwardFrom != newFrom) {
 			sendAccumulated();
 			forwardFrom = newFrom;
@@ -3942,9 +4094,12 @@ void ApiWrap::sendFile(
 void ApiWrap::sendUploadedPhoto(
 		FullMsgId localId,
 		const MTPInputFile &file,
-		Api::SendOptions options) {
+		Api::SendOptions options,
+		std::vector<MTPInputDocument> attachedStickers) {
 	if (const auto item = _session->data().message(localId)) {
-		const auto media = Api::PrepareUploadedPhoto(file);
+		const auto media = Api::PrepareUploadedPhoto(
+			file,
+			std::move(attachedStickers));
 		if (const auto groupId = item->groupId()) {
 			uploadAlbumMedia(item, groupId, media);
 		} else {
@@ -3957,12 +4112,17 @@ void ApiWrap::sendUploadedDocument(
 		FullMsgId localId,
 		const MTPInputFile &file,
 		const std::optional<MTPInputFile> &thumb,
-		Api::SendOptions options) {
+		Api::SendOptions options,
+		std::vector<MTPInputDocument> attachedStickers) {
 	if (const auto item = _session->data().message(localId)) {
 		if (!item->media() || !item->media()->document()) {
 			return;
 		}
-		const auto media = Api::PrepareUploadedDocument(item, file, thumb);
+		const auto media = Api::PrepareUploadedDocument(
+			item,
+			file,
+			thumb,
+			std::move(attachedStickers));
 		const auto groupId = item->groupId();
 		if (groupId) {
 			uploadAlbumMedia(item, groupId, media);
@@ -4363,6 +4523,8 @@ void ApiWrap::sendMediaWithRandomId(
 		caption.entities,
 		Api::ConvertOption::SkipLocal);
 
+	const auto updateRecentStickers = Api::HasAttachedStickers(media);
+
 	const auto flags = MTPmessages_SendMedia::Flags(0)
 		| (replyTo
 			? MTPmessages_SendMedia::Flag::f_reply_to_msg_id
@@ -4395,6 +4557,10 @@ void ApiWrap::sendMediaWithRandomId(
 		)).done([=](const MTPUpdates &result) {
 			applyUpdates(result);
 			finish();
+
+			if (updateRecentStickers) {
+				requestRecentStickersForce(true);
+			}
 		}).fail([=](const MTP::Error &error) {
 			sendMessageFail(error, peer, randomId, itemId);
 			finish();

Telegram/SourceFiles/apiwrap.h

@@ -20,6 +20,7 @@ struct MessageGroupId;
 struct SendingAlbum;
 enum class SendMediaType;
 struct FileLoadTo;
+struct ChatRestrictionsInfo;
 
 namespace Main {
 class Session;
@@ -107,7 +108,7 @@ QString RequestKey(Types &&...values) {
 
 } // namespace Api
 
-class ApiWrap : public MTP::Sender, private base::Subscriber {
+class ApiWrap final : public MTP::Sender {
 public:
 	using SendAction = Api::SendAction;
 	using MessageToSend = Api::MessageToSend;
@@ -264,7 +265,7 @@ public:
 	void kickParticipant(
 		not_null<ChannelData*> channel,
 		not_null<PeerData*> participant,
-		const MTPChatBannedRights &currentRights);
+		ChatRestrictionsInfo currentRights);
 	void unblockParticipant(
 		not_null<ChannelData*> channel,
 		not_null<PeerData*> participant);
@@ -280,12 +281,14 @@ public:
 	void requestStickerSets();
 	void saveStickerSets(
 		const Data::StickersSetsOrder &localOrder,
-		const Data::StickersSetsOrder &localRemoved);
+		const Data::StickersSetsOrder &localRemoved,
+		bool setsMasks);
 	void updateStickers();
-	void requestRecentStickersForce();
+	void updateMasks();
+	void requestRecentStickersForce(bool attached = false);
 	void setGroupStickerSet(
 		not_null<ChannelData*> megagroup,
-		const MTPInputStickerSet &set);
+		const StickerSetIdentifier &set);
 	std::vector<not_null<DocumentData*>> *stickersByEmoji(
 		not_null<EmojiPtr> emoji);
 
@@ -339,12 +342,6 @@ public:
 		not_null<UserData*> user,
 		PhotoId afterId);
 
-	void stickerSetInstalled(uint64 setId) {
-		_stickerSetInstalled.fire_copy(setId);
-	}
-	auto stickerSetInstalled() const {
-		return _stickerSetInstalled.events();
-	}
 	void readFeaturedSetDelayed(uint64 setId);
 
 	void parseChannelParticipants(
@@ -410,12 +407,14 @@ public:
 	void sendUploadedPhoto(
 		FullMsgId localId,
 		const MTPInputFile &file,
-		Api::SendOptions options);
+		Api::SendOptions options,
+		std::vector<MTPInputDocument> attachedStickers);
 	void sendUploadedDocument(
 		FullMsgId localId,
 		const MTPInputFile &file,
 		const std::optional<MTPInputFile> &thumb,
-		Api::SendOptions options);
+		Api::SendOptions options,
+		std::vector<MTPInputDocument> attachedStickers);
 
 	void cancelLocalItem(not_null<HistoryItem*> item);
 
@@ -542,12 +541,9 @@ private:
 		mtpRequestId req);
 	void gotStickerSet(uint64 setId, const MTPmessages_StickerSet &result);
 
-	void stickerSetDisenabled(mtpRequestId requestId);
-	void stickersSaveOrder();
-
-	void requestStickers(TimeId now);
-	void requestRecentStickers(TimeId now);
-	void requestRecentStickersWithHash(int32 hash);
+	void requestStickers(TimeId now, bool masks = false);
+	void requestRecentStickers(TimeId now, bool attached = false);
+	void requestRecentStickersWithHash(int32 hash, bool attached = false);
 	void requestFavedStickers(TimeId now);
 	void requestFeaturedStickers(TimeId now);
 	void requestSavedGifs(TimeId now);
@@ -685,12 +681,16 @@ private:
 	base::Timer _draftsSaveTimer;
 
 	base::flat_set<mtpRequestId> _stickerSetDisenableRequests;
-	Data::StickersSetsOrder _stickersOrder;
+	base::flat_set<mtpRequestId> _maskSetDisenableRequests;
+	mtpRequestId _masksReorderRequestId = 0;
 	mtpRequestId _stickersReorderRequestId = 0;
 	mtpRequestId _stickersClearRecentRequestId = 0;
+	mtpRequestId _stickersClearRecentAttachedRequestId = 0;
 
 	mtpRequestId _stickersUpdateRequest = 0;
+	mtpRequestId _masksUpdateRequest = 0;
 	mtpRequestId _recentStickersUpdateRequest = 0;
+	mtpRequestId _recentAttachedStickersUpdateRequest = 0;
 	mtpRequestId _favedStickersUpdateRequest = 0;
 	mtpRequestId _featuredStickersUpdateRequest = 0;
 	mtpRequestId _savedGifsUpdateRequest = 0;
@@ -731,8 +731,6 @@ private:
 
 	base::Observable<PeerData*> _fullPeerUpdated;
 
-	rpl::event_stream<uint64> _stickerSetInstalled;
-
 	mtpRequestId _topPromotionRequestId = 0;
 	std::pair<QString, uint32> _topPromotionKey;
 	TimeId _topPromotionNextRequestTime = TimeId(0);

Telegram/SourceFiles/app.cpp

@@ -19,7 +19,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "history/history.h"
 #include "history/history_location_manager.h"
 #include "history/history_item_components.h"
-#include "history/view/history_view_service_message.h"
+#include "history/view/history_view_element.h"
 #include "media/audio/media_audio.h"
 #include "ui/image/image.h"
 #include "ui/cached_round_corners.h"
@@ -28,7 +28,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "core/update_checker.h"
 #include "core/sandbox.h"
 #include "core/application.h"
-#include "window/themes/window_theme.h"
 #include "window/notifications_manager.h"
 #include "window/window_controller.h"
 #include "platform/platform_notifications_manager.h"
@@ -99,16 +98,6 @@ namespace App {
 
 	void initMedia() {
 		Ui::StartCachedCorners();
-
-		using Update = Window::Theme::BackgroundUpdate;
-		static auto subscription = Window::Theme::Background()->add_subscription([](const Update &update) {
-			if (update.paletteChanged()) {
-				if (const auto m = App::main()) { // multi good
-					m->updateScrollColors();
-				}
-				HistoryView::serviceColorsUpdated();
-			}
-		});
 	}
 
 	void deinitMedia() {
@@ -282,8 +271,4 @@ namespace App {
 		return result;
 	}
 
-	QPixmap pixmapFromImageInPlace(QImage &&image) {
-		return QPixmap::fromImage(std::move(image), Qt::ColorOnly);
-	}
-
 }

Telegram/SourceFiles/app.h

@@ -45,6 +45,5 @@ namespace App {
 	constexpr auto kImageSizeLimit = 64 * 1024 * 1024; // Open images up to 64mb jpg/png/gif
 	QImage readImage(QByteArray data, QByteArray *format = nullptr, bool opaque = true, bool *animated = nullptr);
 	QImage readImage(const QString &file, QByteArray *format = nullptr, bool opaque = true, bool *animated = nullptr, QByteArray *content = 0);
-	QPixmap pixmapFromImageInPlace(QImage &&image);
 
 };

Telegram/SourceFiles/boxes/add_contact_box.cpp

@@ -13,7 +13,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "base/openssl_help.h"
 #include "boxes/confirm_box.h"
 #include "boxes/confirm_phone_box.h" // ExtractPhonePrefix.
-#include "boxes/photo_crop_box.h"
 #include "boxes/peer_list_controllers.h"
 #include "boxes/peers/add_participants_box.h"
 #include "boxes/peers/edit_participant_box.h"
@@ -159,7 +158,7 @@ void ShowAddParticipantsError(
 				auto box = Box<EditAdminBox>(
 					channel,
 					user,
-					MTP_chatAdminRights(MTP_flags(0)),
+					ChatAdminRightsInfo(),
 					QString());
 				box->setSaveCallback(saveCallback);
 				*weak = Ui::show(std::move(box));
@@ -466,6 +465,7 @@ void GroupInfoBox::prepare() {
 
 	_photo.create(
 		this,
+		&_navigation->parentController()->window(),
 		((_type == Type::Channel)
 			? tr::lng_create_channel_crop
 			: tr::lng_create_group_crop)(tr::now),

Telegram/SourceFiles/boxes/add_contact_box.h

@@ -145,9 +145,7 @@ private:
 
 };
 
-class SetupChannelBox final
-	: public Ui::BoxContent
-	, private base::Subscriber {
+class SetupChannelBox final : public Ui::BoxContent {
 public:
 	SetupChannelBox(
 		QWidget*,
@@ -244,9 +242,7 @@ private:
 
 };
 
-class RevokePublicLinkBox final
-	: public Ui::BoxContent
-	, private base::Subscriber {
+class RevokePublicLinkBox final : public Ui::BoxContent {
 public:
 	RevokePublicLinkBox(
 		QWidget*,

Telegram/SourceFiles/boxes/auto_lock_box.cpp

@@ -12,7 +12,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "core/application.h"
 #include "mainwindow.h"
 #include "ui/widgets/checkbox.h"
-#include "facades.h"
 #include "styles/style_layers.h"
 #include "styles/style_boxes.h"
 
@@ -45,8 +44,7 @@ void AutoLockBox::prepare() {
 void AutoLockBox::durationChanged(int seconds) {
 	Core::App().settings().setAutoLock(seconds);
 	Core::App().saveSettingsDelayed();
-	Global::RefLocalPasscodeChanged().notify();
 
-	Core::App().checkAutoLock();
+	Core::App().checkAutoLock(crl::now());
 	closeBox();
 }

Telegram/SourceFiles/boxes/background_box.cpp

@@ -21,7 +21,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "boxes/background_preview_box.h"
 #include "boxes/confirm_box.h"
 #include "window/window_session_controller.h"
-#include "app.h"
+#include "window/themes/window_theme.h"
 #include "styles/style_overview.h"
 #include "styles/style_layers.h"
 #include "styles/style_boxes.h"
@@ -56,9 +56,7 @@ QImage TakeMiddleSample(QImage original, QSize size) {
 
 } // namespace
 
-class BackgroundBox::Inner final
-	: public Ui::RpWidget
-	, private base::Subscriber {
+class BackgroundBox::Inner final : public Ui::RpWidget {
 public:
 	Inner(
 		QWidget *parent,
@@ -151,7 +149,7 @@ void BackgroundBox::prepare() {
 
 	_inner->chooseEvents(
 	) | rpl::start_with_next([=](const Data::WallPaper &paper) {
-		Ui::show(
+		_controller->show(
 			Box<BackgroundPreviewBox>(_controller, paper),
 			Ui::LayerOption::KeepOther);
 	}, _inner->lifetime());
@@ -176,7 +174,7 @@ void BackgroundBox::removePaper(const Data::WallPaper &paper) {
 			paper.mtpSettings()
 		)).send();
 	};
-	Ui::show(
+	_controller->show(
 		Box<ConfirmBox>(
 			tr::lng_background_sure_delete(tr::now),
 			tr::lng_selected_delete(tr::now),
@@ -204,16 +202,22 @@ BackgroundBox::Inner::Inner(
 	) | rpl::start_with_next([=] {
 		update();
 	}, lifetime());
+
+	style::PaletteChanged(
+	) | rpl::start_with_next([=] {
+		_check->invalidateCache();
+	}, lifetime());
+
 	using Update = Window::Theme::BackgroundUpdate;
-	subscribe(Window::Theme::Background(), [=](const Update &update) {
-		if (update.paletteChanged()) {
-			_check->invalidateCache();
-		} else if (update.type == Update::Type::New) {
+	Window::Theme::Background()->updates(
+	) | rpl::start_with_next([=](const Update &update) {
+		if (update.type == Update::Type::New) {
 			sortPapers();
 			requestPapers();
 			this->update();
 		}
-	});
+	}, lifetime());
+
 	setMouseTracking(true);
 }
 
@@ -337,7 +341,7 @@ void BackgroundBox::Inner::validatePaperThumbnail(
 			Data::PatternColor(color),
 			paper.data.patternIntensity());
 	}
-	paper.thumbnail = App::pixmapFromImageInPlace(TakeMiddleSample(
+	paper.thumbnail = Ui::PixmapFromImage(TakeMiddleSample(
 		original,
 		st::backgroundSize));
 	paper.thumbnail.setDevicePixelRatio(cRetinaFactor());

Telegram/SourceFiles/boxes/background_preview_box.cpp

@@ -23,12 +23,12 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "data/data_user.h"
 #include "data/data_document.h"
 #include "data/data_document_media.h"
+#include "data/data_document_resolver.h"
 #include "data/data_file_origin.h"
 #include "base/unixtime.h"
 #include "boxes/confirm_box.h"
 #include "boxes/background_preview_box.h"
 #include "window/window_session_controller.h"
-#include "app.h"
 #include "styles/style_chat.h"
 #include "styles/style_layers.h"
 #include "styles/style_boxes.h"
@@ -99,12 +99,10 @@ private:
 };
 
 ServiceCheck::Generator::Generator() {
-	*_lifetime.make_state<base::Subscription>() = Window::Theme::Background(
-	)->add_subscription([=](const Window::Theme::BackgroundUpdate &update) {
-		if (update.paletteChanged()) {
-			invalidate();
-		}
-	});
+	style::PaletteChanged(
+	) | rpl::start_with_next([=] {
+		invalidate();
+	}, _lifetime);
 }
 
 auto ServiceCheck::Generator::framesForStyle(
@@ -398,7 +396,7 @@ BackgroundPreviewBox::BackgroundPreviewBox(
 	QWidget*,
 	not_null<Window::SessionController*> controller,
 	const Data::WallPaper &paper)
-: SimpleElementDelegate(controller)
+: SimpleElementDelegate(controller, [=] { update(); })
 , _controller(controller)
 , _text1(GenerateTextItem(
 	delegate(),
@@ -687,8 +685,8 @@ void BackgroundPreviewBox::setScaledFromImage(
 	if (!_full.isNull()) {
 		startFadeInFrom(std::move(_scaled));
 	}
-	_scaled = App::pixmapFromImageInPlace(std::move(image));
-	_blurred = App::pixmapFromImageInPlace(std::move(blurred));
+	_scaled = Ui::PixmapFromImage(std::move(image));
+	_blurred = Ui::PixmapFromImage(std::move(blurred));
 	if (_blur && (!_paper.document() || !_full.isNull())) {
 		_blur->setDisabled(false);
 	}
@@ -769,23 +767,25 @@ bool BackgroundPreviewBox::Start(
 		const QString &slug,
 		const QMap<QString, QString> &params) {
 	if (const auto paper = Data::WallPaper::FromColorSlug(slug)) {
-		Ui::show(Box<BackgroundPreviewBox>(
+		controller->show(Box<BackgroundPreviewBox>(
 			controller,
 			paper->withUrlParams(params)));
 		return true;
 	}
 	if (!IsValidWallPaperSlug(slug)) {
-		Ui::show(Box<InformBox>(tr::lng_background_bad_link(tr::now)));
+		controller->show(
+			Box<InformBox>(tr::lng_background_bad_link(tr::now)));
 		return false;
 	}
 	controller->session().api().requestWallPaper(slug, crl::guard(controller, [=](
 			const Data::WallPaper &result) {
-		Ui::show(Box<BackgroundPreviewBox>(
+		controller->show(Box<BackgroundPreviewBox>(
 			controller,
 			result.withUrlParams(params)));
-	}), [](const MTP::Error &error) {
-		Ui::show(Box<InformBox>(tr::lng_background_bad_link(tr::now)));
-	});
+	}), crl::guard(controller, [=](const MTP::Error &error) {
+		controller->show(
+			Box<InformBox>(tr::lng_background_bad_link(tr::now)));
+	}));
 	return true;
 }
 

Telegram/SourceFiles/boxes/background_preview_box.h

@@ -9,11 +9,11 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 #include "boxes/abstract_box.h"
 #include "base/binary_guard.h"
-#include "window/themes/window_theme.h"
 #include "history/admin_log/history_admin_log_item.h"
 #include "history/view/history_view_element.h"
 #include "ui/effects/animations.h"
 #include "ui/effects/radial_animation.h"
+#include "data/data_wall_paper.h"
 
 namespace Data {
 class DocumentMedia;
@@ -29,8 +29,7 @@ class Checkbox;
 
 class BackgroundPreviewBox
 	: public Ui::BoxContent
-	, private HistoryView::SimpleElementDelegate
-	, private base::Subscriber {
+	, private HistoryView::SimpleElementDelegate {
 public:
 	BackgroundPreviewBox(
 		QWidget*,

Telegram/SourceFiles/boxes/boxes.style

@@ -76,10 +76,6 @@ defaultFeedUserpicButton: FeedUserpicButton {
 	innerPart: defaultUserpicButton;
 }
 
-cropPointSize: 10px;
-cropSkip: 13px;
-cropMinSize: 20px;
-
 confirmInviteTitle: FlatLabel(defaultFlatLabel) {
 	align: align(center);
 	minWidth: 320px;
@@ -386,6 +382,7 @@ confirmCaptionArea: InputField(defaultInputField) {
 	textMargins: margins(1px, 26px, 31px, 4px);
 	heightMax: 158px;
 }
+confirmEditCaptionAreaHeightMax: 78px;
 confirmBg: windowBgOver;
 confirmMaxHeight: 245px;
 confirmMaxHeightSkip: 25px;
@@ -427,33 +424,42 @@ backgroundScroll: ScrollArea(boxScroll) {
 	deltab: 10px;
 }
 
-editMediaButtonSize: 28px;
-editMediaButtonSkip: 8px;
+sendMediaPreviewSize: 308px;
+sendMediaPreviewHeightMax: 1280;
+sendMediaRowSkip: 10px;
+
+editMediaButtonSize: 32px;
+editMediaButtonSkip: 5px;
 editMediaButtonFileSkipRight: 1px;
 editMediaButtonFileSkipTop: 7px;
 
-editMediaButtonIconFile: icon {{ "settings_edit", menuIconFg }};
-editMediaButtonIconPhoto: icon {{ "settings_edit", roundedFg }};
-editMediaButton: IconButton {
+editMediaButtonIconFile: icon {{ "send_media/send_media_replace", menuIconFg }};
+editMediaButton: IconButton(defaultIconButton) {
 	width: editMediaButtonSize;
 	height: editMediaButtonSize;
 
-	icon: editMediaButtonIconPhoto;
+	icon: editMediaButtonIconFile;
 
 	rippleAreaSize: editMediaButtonSize;
 	ripple: defaultRippleAnimation;
 }
 
+editMediaHintLabel: FlatLabel(defaultFlatLabel) {
+	textFg: windowSubTextFg;
+	minWidth: sendMediaPreviewSize;
+}
+
 // SendFilesBox
 
 sendBoxAlbumGroupEditInternalSkip: 8px;
-sendBoxAlbumGroupSkipRight: 6px;
-sendBoxAlbumGroupSkipTop: 6px;
-sendBoxAlbumGroupRadius: 13px;
-sendBoxAlbumGroupHeight: 26px;
+sendBoxAlbumGroupSkipRight: 5px;
+sendBoxAlbumGroupSkipTop: 5px;
+sendBoxAlbumGroupRadius: 4px;
+sendBoxAlbumGroupSize: size(62px, 25px);
+sendBoxAlbumSmallGroupSize: size(30px, 25px);
 
 sendBoxFileGroupSkipTop: 2px;
-sendBoxFileGroupSkipRight: 8px;
+sendBoxFileGroupSkipRight: 5px;
 sendBoxFileGroupEditInternalSkip: -1px;
 
 sendBoxAlbumGroupButtonFile: IconButton(editMediaButton) {
@@ -462,16 +468,11 @@ sendBoxAlbumGroupButtonFile: IconButton(editMediaButton) {
 	}
 }
 sendBoxAlbumGroupEditButtonIconFile: editMediaButtonIconFile;
-sendBoxAlbumGroupDeleteButtonIconFile: icon {{ "history_file_cancel", menuIconFg, point(6px, 6px) }};
+sendBoxAlbumGroupDeleteButtonIconFile: icon {{ "send_media/send_media_delete", menuIconFg }};
 
-sendBoxAlbumGroupButtonMediaEdit: icon {{ "settings_edit", roundedFg, point(3px, -2px) }};
-sendBoxAlbumGroupButtonMediaDelete: icon {{ "history_file_cancel", roundedFg, point(2px, 5px) }};
-sendBoxAlbumGroupButtonMedia: IconButton {
-	width: sendBoxAlbumGroupHeight;
-	height: sendBoxAlbumGroupHeight;
-
-	icon: sendBoxAlbumGroupButtonMediaEdit;
-}
+sendBoxAlbumButtonMediaEdit: icon {{ "send_media/send_media_replace", roundedFg }};
+sendBoxAlbumGroupButtonMediaEdit: icon {{ "send_media/send_media_replace", roundedFg, point(4px, 1px) }};
+sendBoxAlbumGroupButtonMediaDelete: icon {{ "send_media/send_media_delete", roundedFg }};
 
 // End of SendFilesBox
 
@@ -523,6 +524,7 @@ usernameTextStyle: TextStyle(boxTextStyle, passcodeTextStyle) {
 }
 usernameDefaultFg: windowSubTextFg;
 
+editMediaLabelMargins: margins(0px, 11px, 0px, 0px);
 editMediaCheckboxMargins: margins(0px, 15px, 23px, 15px);
 
 downloadPathSkip: 10px;
@@ -649,10 +651,6 @@ groupStickersField: InputField(defaultMultiSelectSearchField) {
 }
 groupStickersSubTitleHeight: 36px;
 
-sendMediaPreviewSize: 308px;
-sendMediaPreviewHeightMax: 1280;
-sendMediaRowSkip: 10px;
-
 proxyUsePadding: margins(22px, 6px, 22px, 5px);
 proxyTryIPv6Padding: margins(22px, 8px, 22px, 5px);
 proxyRowPadding: margins(22px, 8px, 8px, 8px);

Telegram/SourceFiles/boxes/confirm_box.cpp

@@ -901,7 +901,7 @@ void DeleteMessagesBox::deleteAndClear() {
 			_moderateInChannel->session().api().kickParticipant(
 				_moderateInChannel,
 				_moderateFrom,
-				ChannelData::EmptyRestrictedRights(_moderateFrom));
+				ChatRestrictionsInfo());
 		}
 		if (_reportSpam->checked()) {
 			_moderateInChannel->session().api().request(

Telegram/SourceFiles/boxes/confirm_box.h

@@ -141,7 +141,7 @@ public:
 
 };
 
-class MaxInviteBox : public Ui::BoxContent, private base::Subscriber {
+class MaxInviteBox final : public Ui::BoxContent {
 public:
 	MaxInviteBox(QWidget*, not_null<ChannelData*> channel);
 

Telegram/SourceFiles/boxes/connection_box.cpp

@@ -13,6 +13,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "base/qthelp_url.h"
 #include "base/call_delayed.h"
 #include "core/application.h"
+#include "core/core_settings.h"
 #include "main/main_account.h"
 #include "mtproto/facade.h"
 #include "ui/widgets/checkbox.h"
@@ -27,7 +28,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/effects/radial_animation.h"
 #include "ui/text/text_options.h"
 #include "ui/basic_click_handlers.h"
-#include "facades.h"
 #include "styles/style_layers.h"
 #include "styles/style_boxes.h"
 #include "styles/style_chat_helpers.h"
@@ -186,7 +186,10 @@ class ProxiesBox : public Ui::BoxContent {
 public:
 	using View = ProxiesBoxController::ItemView;
 
-	ProxiesBox(QWidget*, not_null<ProxiesBoxController*> controller);
+	ProxiesBox(
+		QWidget*,
+		not_null<ProxiesBoxController*> controller,
+		Core::SettingsProxy &settings);
 
 protected:
 	void prepare() override;
@@ -201,6 +204,7 @@ private:
 	void refreshProxyForCalls();
 
 	not_null<ProxiesBoxController*> _controller;
+	Core::SettingsProxy &_settings;
 	QPointer<Ui::Checkbox> _tryIPv6;
 	std::shared_ptr<Ui::RadioenumGroup<ProxyData::Settings>> _proxySettings;
 	QPointer<Ui::SlideWrap<Ui::Checkbox>> _proxyForCalls;
@@ -566,8 +570,10 @@ void ProxyRow::showMenu() {
 
 ProxiesBox::ProxiesBox(
 	QWidget*,
-	not_null<ProxiesBoxController*> controller)
+	not_null<ProxiesBoxController*> controller,
+	Core::SettingsProxy &settings)
 : _controller(controller)
+, _settings(settings)
 , _initialWrap(this) {
 	_controller->views(
 	) | rpl::start_with_next([=](View &&view) {
@@ -591,11 +597,11 @@ void ProxiesBox::setupContent() {
 		object_ptr<Ui::Checkbox>(
 			inner,
 			tr::lng_connection_try_ipv6(tr::now),
-			Global::TryIPv6()),
+			_settings.tryIPv6()),
 		st::proxyTryIPv6Padding);
 	_proxySettings
 		= std::make_shared<Ui::RadioenumGroup<ProxyData::Settings>>(
-			Global::ProxySettings());
+			_settings.settings());
 	inner->add(
 		object_ptr<Ui::Radioenum<ProxyData::Settings>>(
 			inner,
@@ -623,7 +629,7 @@ void ProxiesBox::setupContent() {
 			object_ptr<Ui::Checkbox>(
 				inner,
 				tr::lng_proxy_use_for_calls(tr::now),
-				Global::UseProxyForCalls()),
+				_settings.useProxyForCalls()),
 			style::margins(
 				0,
 				st::proxyUsePadding.top(),
@@ -652,7 +658,7 @@ void ProxiesBox::setupContent() {
 
 	_proxySettings->setChangedCallback([=](ProxyData::Settings value) {
 		if (!_controller->setProxySettings(value)) {
-			_proxySettings->setValue(Global::ProxySettings());
+			_proxySettings->setValue(_settings.settings());
 			addNewProxy();
 		}
 		refreshProxyForCalls();
@@ -1051,20 +1057,22 @@ void ProxyBox::addLabel(
 
 ProxiesBoxController::ProxiesBoxController(not_null<Main::Account*> account)
 : _account(account)
+, _settings(Core::App().settings().proxy())
 , _saveTimer([] { Local::writeSettings(); }) {
 	_list = ranges::views::all(
-		Global::ProxiesList()
+		_settings.list()
 	) | ranges::views::transform([&](const ProxyData &proxy) {
 		return Item{ ++_idCounter, proxy };
 	}) | ranges::to_vector;
 
-	subscribe(Global::RefConnectionTypeChanged(), [=] {
-		_proxySettingsChanges.fire_copy(Global::ProxySettings());
-		const auto i = findByProxy(Global::SelectedProxy());
+	_settings.connectionTypeChanges(
+	) | rpl::start_with_next([=] {
+		_proxySettingsChanges.fire_copy(_settings.settings());
+		const auto i = findByProxy(_settings.selected());
 		if (i != end(_list)) {
 			updateView(*i);
 		}
-	});
+	}, _lifetime);
 
 	for (auto &item : _list) {
 		refreshChecker(item);
@@ -1112,7 +1120,7 @@ void ProxiesBoxController::ShowApplyConfirmation(
 				? "\n\n" + tr::lng_proxy_sponsor_warning(tr::now)
 				: QString());
 		auto callback = [=](Fn<void()> &&close) {
-			auto &proxies = Global::RefProxiesList();
+			auto &proxies = Core::App().settings().proxy().list();
 			if (!ranges::contains(proxies, proxy)) {
 				proxies.push_back(proxy);
 			}
@@ -1139,7 +1147,7 @@ void ProxiesBoxController::ShowApplyConfirmation(
 auto ProxiesBoxController::proxySettingsValue() const
 -> rpl::producer<ProxyData::Settings> {
 	return _proxySettingsChanges.events_starting_with_copy(
-		Global::ProxySettings()
+		_settings.settings()
 	) | rpl::distinct_until_changed();
 }
 
@@ -1150,6 +1158,7 @@ void ProxiesBoxController::refreshChecker(Item &item) {
 		: Variants::Tcp;
 	const auto mtproto = &_account->mtp();
 	const auto dcId = mtproto->mainDcId();
+	const auto forFiles = false;
 
 	item.state = ItemState::Checking;
 	const auto setup = [&](Checker &checker, const bytes::vector &secret) {
@@ -1168,7 +1177,8 @@ void ProxiesBoxController::refreshChecker(Item &item) {
 			item.data.host,
 			item.data.port,
 			secret,
-			dcId);
+			dcId,
+			forFiles);
 		item.checkerv6 = nullptr;
 	} else {
 		const auto options = mtproto->dcOptions().lookup(
@@ -1180,7 +1190,8 @@ void ProxiesBoxController::refreshChecker(Item &item) {
 				Variants::Address address) {
 			const auto &list = options.data[address][type];
 			if (list.empty()
-				|| (address == Variants::IPv6 && !Global::TryIPv6())) {
+				|| ((address == Variants::IPv6)
+					&& !Core::App().settings().proxy().tryIPv6())) {
 				checker = nullptr;
 				return;
 			}
@@ -1190,7 +1201,8 @@ void ProxiesBoxController::refreshChecker(Item &item) {
 				QString::fromStdString(endpoint.ip),
 				endpoint.port,
 				endpoint.secret,
-				dcId);
+				dcId,
+				forFiles);
 		};
 		connect(item.checker, Variants::IPv4);
 		connect(item.checkerv6, Variants::IPv6);
@@ -1241,7 +1253,7 @@ object_ptr<Ui::BoxContent> ProxiesBoxController::CreateOwningBox(
 }
 
 object_ptr<Ui::BoxContent> ProxiesBoxController::create() {
-	auto result = Box<ProxiesBox>(this);
+	auto result = Box<ProxiesBox>(this, _settings);
 	for (const auto &item : _list) {
 		updateView(item);
 	}
@@ -1279,14 +1291,13 @@ void ProxiesBoxController::shareItem(int id) {
 
 void ProxiesBoxController::applyItem(int id) {
 	auto item = findById(id);
-	if ((Global::ProxySettings() == ProxyData::Settings::Enabled)
-		&& Global::SelectedProxy() == item->data) {
+	if (_settings.isEnabled() && (_settings.selected() == item->data)) {
 		return;
 	} else if (item->deleted) {
 		return;
 	}
 
-	auto j = findByProxy(Global::SelectedProxy());
+	auto j = findByProxy(_settings.selected());
 
 	Core::App().setCurrentProxy(
 		item->data,
@@ -1304,12 +1315,13 @@ void ProxiesBoxController::setDeleted(int id, bool deleted) {
 	item->deleted = deleted;
 
 	if (deleted) {
-		auto &proxies = Global::RefProxiesList();
+		auto &proxies = _settings.list();
 		proxies.erase(ranges::remove(proxies, item->data), end(proxies));
 
-		if (item->data == Global::SelectedProxy()) {
-			_lastSelectedProxy = base::take(Global::RefSelectedProxy());
-			if (Global::ProxySettings() == ProxyData::Settings::Enabled) {
+		if (item->data == _settings.selected()) {
+			_lastSelectedProxy = _settings.selected();
+			_settings.setSelected(MTP::ProxyData());
+			if (_settings.isEnabled()) {
 				_lastSelectedProxyUsed = true;
 				Core::App().setCurrentProxy(
 					ProxyData(),
@@ -1320,7 +1332,7 @@ void ProxiesBoxController::setDeleted(int id, bool deleted) {
 			}
 		}
 	} else {
-		auto &proxies = Global::RefProxiesList();
+		auto &proxies = _settings.list();
 		if (ranges::find(proxies, item->data) == end(proxies)) {
 			auto insertBefore = item + 1;
 			while (insertBefore != end(_list) && insertBefore->deleted) {
@@ -1332,15 +1344,15 @@ void ProxiesBoxController::setDeleted(int id, bool deleted) {
 			proxies.insert(insertBeforeIt, item->data);
 		}
 
-		if (!Global::SelectedProxy() && _lastSelectedProxy == item->data) {
-			Assert(Global::ProxySettings() != ProxyData::Settings::Enabled);
+		if (!_settings.selected() && _lastSelectedProxy == item->data) {
+			Assert(!_settings.isEnabled());
 
 			if (base::take(_lastSelectedProxyUsed)) {
 				Core::App().setCurrentProxy(
 					base::take(_lastSelectedProxy),
 					ProxyData::Settings::Enabled);
 			} else {
-				Global::SetSelectedProxy(base::take(_lastSelectedProxy));
+				_settings.setSelected(base::take(_lastSelectedProxy));
 			}
 		}
 	}
@@ -1368,7 +1380,7 @@ object_ptr<Ui::BoxContent> ProxiesBoxController::editItemBox(int id) {
 void ProxiesBoxController::replaceItemWith(
 		std::vector<Item>::iterator which,
 		std::vector<Item>::iterator with) {
-	auto &proxies = Global::RefProxiesList();
+	auto &proxies = _settings.list();
 	proxies.erase(ranges::remove(proxies, which->data), end(proxies));
 
 	_views.fire({ which->id });
@@ -1388,7 +1400,7 @@ void ProxiesBoxController::replaceItemValue(
 		restoreItem(which->id);
 	}
 
-	auto &proxies = Global::RefProxiesList();
+	auto &proxies = _settings.list();
 	const auto i = ranges::find(proxies, which->data);
 	Assert(i != end(proxies));
 	*i = proxy;
@@ -1419,7 +1431,7 @@ object_ptr<Ui::BoxContent> ProxiesBoxController::addNewItemBox() {
 }
 
 void ProxiesBoxController::addNewItem(const ProxyData &proxy) {
-	auto &proxies = Global::RefProxiesList();
+	auto &proxies = _settings.list();
 	proxies.push_back(proxy);
 
 	_list.push_back({ ++_idCounter, proxy });
@@ -1428,43 +1440,42 @@ void ProxiesBoxController::addNewItem(const ProxyData &proxy) {
 }
 
 bool ProxiesBoxController::setProxySettings(ProxyData::Settings value) {
-	if (Global::ProxySettings() == value) {
+	if (_settings.settings() == value) {
 		return true;
 	} else if (value == ProxyData::Settings::Enabled) {
-		if (Global::ProxiesList().empty()) {
+		if (_settings.list().empty()) {
 			return false;
-		} else if (!Global::SelectedProxy()) {
-			Global::SetSelectedProxy(Global::ProxiesList().back());
-			auto j = findByProxy(Global::SelectedProxy());
+		} else if (!_settings.selected()) {
+			_settings.setSelected(_settings.list().back());
+			auto j = findByProxy(_settings.selected());
 			if (j != end(_list)) {
 				updateView(*j);
 			}
 		}
 	}
-	Core::App().setCurrentProxy(Global::SelectedProxy(), value);
+	Core::App().setCurrentProxy(_settings.selected(), value);
 	saveDelayed();
 	return true;
 }
 
 void ProxiesBoxController::setProxyForCalls(bool enabled) {
-	if (Global::UseProxyForCalls() == enabled) {
+	if (_settings.useProxyForCalls() == enabled) {
 		return;
 	}
-	Global::SetUseProxyForCalls(enabled);
-	if ((Global::ProxySettings() == ProxyData::Settings::Enabled)
-		&& Global::SelectedProxy().supportsCalls()) {
-		Global::RefConnectionTypeChanged().notify();
+	_settings.setUseProxyForCalls(enabled);
+	if (_settings.isEnabled() && _settings.selected().supportsCalls()) {
+		_settings.connectionTypeChangesNotify();
 	}
 	saveDelayed();
 }
 
 void ProxiesBoxController::setTryIPv6(bool enabled) {
-	if (Global::TryIPv6() == enabled) {
+	if (Core::App().settings().proxy().tryIPv6() == enabled) {
 		return;
 	}
-	Global::SetTryIPv6(enabled);
+	Core::App().settings().proxy().setTryIPv6(enabled);
 	_account->mtp().restart();
-	Global::RefConnectionTypeChanged().notify();
+	_settings.connectionTypeChangesNotify();
 	saveDelayed();
 }
 
@@ -1477,7 +1488,7 @@ auto ProxiesBoxController::views() const -> rpl::producer<ItemView> {
 }
 
 void ProxiesBoxController::updateView(const Item &item) {
-	const auto selected = (Global::SelectedProxy() == item.data);
+	const auto selected = (_settings.selected() == item.data);
 	const auto deleted = item.deleted;
 	const auto type = [&] {
 		switch (item.data.type) {
@@ -1491,8 +1502,7 @@ void ProxiesBoxController::updateView(const Item &item) {
 		Unexpected("Proxy type in ProxiesBoxController::updateView.");
 	}();
 	const auto state = [&] {
-		if (!selected
-			|| (Global::ProxySettings() != ProxyData::Settings::Enabled)) {
+		if (!selected || !_settings.isEnabled()) {
 			return item.state;
 		} else if (_account->mtp().dcstate() == MTP::ConnectedState) {
 			return ItemState::Online;

Telegram/SourceFiles/boxes/connection_box.h

@@ -9,6 +9,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 #include "base/timer.h"
 #include "base/object_ptr.h"
+#include "core/core_settings.h"
 #include "mtproto/connection_abstract.h"
 #include "mtproto/mtproto_proxy_data.h"
 
@@ -28,7 +29,7 @@ namespace Main {
 class Account;
 } // namespace Main
 
-class ProxiesBoxController : public base::Subscriber {
+class ProxiesBoxController {
 public:
 	using ProxyData = MTP::ProxyData;
 	using Type = ProxyData::Type;
@@ -110,6 +111,7 @@ private:
 	void addNewItem(const ProxyData &proxy);
 
 	const not_null<Main::Account*> _account;
+	Core::SettingsProxy &_settings;
 	int _idCounter = 0;
 	std::vector<Item> _list;
 	rpl::event_stream<ItemView> _views;
@@ -119,4 +121,6 @@ private:
 	ProxyData _lastSelectedProxy;
 	bool _lastSelectedProxyUsed = false;
 
+	rpl::lifetime _lifetime;
+
 };

Telegram/SourceFiles/boxes/create_poll_box.cpp

@@ -436,7 +436,6 @@ void Options::Option::updateFieldGeometry() {
 	const auto skip = st::defaultRadio.diameter
 		+ st::defaultCheckbox.textPosition.x();
 	const auto left = anim::interpolate(0, skip, shown);
-	const auto width = _content->width() - left;
 	_field->resizeToWidth(_content->width() - left);
 	_field->moveToLeft(left, 0);
 }
@@ -1085,7 +1084,7 @@ object_ptr<Ui::RpWidget> CreatePollBox::setupContent() {
 		send({ .silent = true });
 	};
 	const auto sendScheduled = [=] {
-		Ui::show(
+		_controller->show(
 			HistoryView::PrepareScheduleBox(
 				this,
 				SendMenu::Type::Scheduled,

Telegram/SourceFiles/boxes/edit_caption_box.h

@@ -8,12 +8,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #pragma once
 
 #include "boxes/abstract_box.h"
-#include "storage/storage_media_prepare.h"
-#include "ui/wrap/slide_wrap.h"
 #include "ui/chat/attach/attach_prepare.h"
 
-class Image;
-
 namespace ChatHelpers {
 class TabbedPanel;
 } // namespace ChatHelpers
@@ -23,34 +19,19 @@ class SessionController;
 } // namespace Window
 
 namespace Data {
-class Media;
 class PhotoMedia;
-class DocumentMedia;
 } // namespace Data
 
 namespace Ui {
+class AbstractSinglePreview;
 class InputField;
 class EmojiButton;
-class IconButton;
-class Checkbox;
+class VerticalLayout;
+class FadeShadow;
 enum class AlbumType;
 } // namespace Ui
 
-namespace Window {
-class SessionController;
-} // namespace Window
-
-namespace Media {
-namespace Streaming {
-class Instance;
-class Document;
-struct Update;
-enum class Error;
-struct Information;
-} // namespace Streaming
-} // namespace Media
-
-class EditCaptionBox final : public Ui::BoxContent, private base::Subscriber {
+class EditCaptionBox final : public Ui::BoxContent {
 public:
 	EditCaptionBox(
 		QWidget*,
@@ -67,15 +48,15 @@ protected:
 	void keyPressEvent(QKeyEvent *e) override;
 
 private:
+	void rebuildPreview();
+	void setupEditEventHandler();
+	void setupPhotoEditorEventHandler();
+	void setupShadows();
+	void setupField();
+	void setupControls();
+
 	void updateBoxSize();
-	void prepareStreamedPreview();
-	void checkStreamedIsStarted();
-	void setupStreamedPreview(
-		std::shared_ptr<::Media::Streaming::Document> shared);
-	void handleStreamingUpdate(::Media::Streaming::Update &&update);
-	void handleStreamingError(::Media::Streaming::Error &&error);
-	void streamingReady(::Media::Streaming::Information &&info);
-	void startStreamedPlayer();
+	void captionResized();
 
 	void setupEmojiPanel();
 	void updateEmojiPanelGeometry();
@@ -84,69 +65,43 @@ private:
 	void setupDragArea();
 
 	void save();
-	void captionResized();
 
-	void setName(QString nameString, qint64 size);
 	bool fileFromClipboard(not_null<const QMimeData*> data);
-	void updateEditPreview();
-	void updateEditMediaButton();
 
 	int errorTopSkip() const;
 
-	void createEditMediaButton();
 	bool setPreparedList(Ui::PreparedList &&list);
 
-	bool isThumbedLayout() const;
-
-	inline QString getNewMediaPath() {
-		return _preparedList.files.empty()
-			? QString()
-			: _preparedList.files.front().path;
-	}
-
 	const not_null<Window::SessionController*> _controller;
+	const not_null<HistoryItem*> _historyItem;
+	const bool _isAllowedEditMedia = false;
+	const Ui::AlbumType _albumType;
 
-	FullMsgId _msgId;
-	std::shared_ptr<Data::PhotoMedia> _photoMedia;
-	std::shared_ptr<Data::DocumentMedia> _documentMedia;
-	bool _thumbnailImageLoaded = false;
-	Fn<void()> _refreshThumbnail;
-	bool _animated = false;
-	bool _photo = false;
-	bool _doc = false;
+	const base::unique_qptr<Ui::VerticalLayout> _controls;
+	const base::unique_qptr<Ui::ScrollArea> _scroll;
+	const base::unique_qptr<Ui::InputField> _field;
+	const base::unique_qptr<Ui::EmojiButton> _emojiToggle;
+	const base::unique_qptr<Ui::FadeShadow> _topShadow,_bottomShadow;
 
-	QPixmap _thumb;
-	std::unique_ptr<::Media::Streaming::Instance> _streamed;
-
-	object_ptr<Ui::InputField> _field = { nullptr };
-	object_ptr<Ui::EmojiButton> _emojiToggle = { nullptr };
+	base::unique_qptr<Ui::AbstractSinglePreview> _content;
 	base::unique_qptr<ChatHelpers::TabbedPanel> _emojiPanel;
 	base::unique_qptr<QObject> _emojiFilter;
 
-	int _thumbx = 0;
-	int _thumbw = 0;
-	int _thumbh = 0;
-	Ui::Text::String _name;
-	QString _status;
-	bool _isAudio = false;
-	bool _isImage = false;
-
-	int _gifw = 0;
-	int _gifh = 0;
-	int _gifx = 0;
+	std::shared_ptr<Data::PhotoMedia> _photoMedia;
 
 	Ui::PreparedList _preparedList;
 
 	mtpRequestId _saveRequestId = 0;
 
-	object_ptr<Ui::IconButton> _editMedia = nullptr;
-	Ui::SlideWrap<Ui::RpWidget> *_wayWrap = nullptr;
-	QString _newMediaPath;
-	Ui::AlbumType _albumType = Ui::AlbumType();
-	bool _isAllowedEditMedia = false;
 	bool _asFile = false;
-	rpl::event_stream<> _editMediaClicks;
 
 	QString _error;
 
+	rpl::variable<bool> _isPhoto = false;
+	rpl::variable<int> _footerHeight = 0;
+
+	rpl::event_stream<> _editMediaClicks;
+	rpl::event_stream<> _photoEditorOpens;
+	rpl::event_stream<int> _contentHeight;
+
 };

Telegram/SourceFiles/boxes/edit_color_box.cpp

@@ -12,7 +12,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/widgets/input_fields.h"
 #include "ui/ui_utility.h"
 #include "base/platform/base_platform_info.h"
-#include "app.h"
 #include "styles/style_boxes.h"
 #include "styles/style_media_view.h"
 
@@ -27,8 +26,8 @@ public:
 		return _y;
 	}
 
-	base::Observable<void> &changed() {
-		return _changed;
+	rpl::producer<> changed() const {
+		return _changed.events();
 	}
 	void setHSB(HSB hsb);
 	void setRGB(int red, int green, int blue);
@@ -61,7 +60,7 @@ private:
 	float64 _y = 0.;
 
 	bool _choosing = false;
-	base::Observable<void> _changed;
+	rpl::event_stream<> _changed;
 
 };
 
@@ -234,7 +233,7 @@ void EditColorBox::Picker::updateCurrentPoint(QPoint localPosition) {
 		_x = x;
 		_y = y;
 		update();
-		_changed.notify();
+		_changed.fire({});
 	}
 }
 
@@ -284,8 +283,8 @@ public:
 	};
 	Slider(QWidget *parent, Direction direction, Type type, QColor color);
 
-	base::Observable<void> &changed() {
-		return _changed;
+	rpl::producer<> changed() const {
+		return _changed.events();
 	}
 	float64 value() const {
 		return _value;
@@ -335,7 +334,7 @@ private:
 	QBrush _transparent;
 
 	bool _choosing = false;
-	base::Observable<void> _changed;
+	rpl::event_stream<> _changed;
 
 };
 
@@ -423,7 +422,7 @@ void EditColorBox::Slider::generatePixmap() {
 		if (!isHorizontal()) {
 			image = std::move(image).transformed(QTransform(0, -1, 1, 0, 0, 0));
 		}
-		_pixmap = App::pixmapFromImageInPlace(std::move(image));
+		_pixmap = Ui::PixmapFromImage(std::move(image));
 	} else if (_type == Type::Opacity) {
 		auto color = anim::shifted(QColor(255, 255, 255, 255));
 		auto transparent = anim::shifted(QColor(255, 255, 255, 0));
@@ -459,7 +458,7 @@ void EditColorBox::Slider::generatePixmap() {
 		if (!isHorizontal()) {
 			image = std::move(image).transformed(QTransform(0, -1, 1, 0, 0, 0));
 		}
-		_pixmap = App::pixmapFromImageInPlace(std::move(image));
+		_pixmap = Ui::PixmapFromImage(std::move(image));
 	}
 }
 
@@ -530,7 +529,7 @@ void EditColorBox::Slider::setLightnessLimits(int min, int max) {
 }
 
 void EditColorBox::Slider::updatePixmapFromMask() {
-	_pixmap = App::pixmapFromImageInPlace(style::colorizeImage(_mask, _color));
+	_pixmap = Ui::PixmapFromImage(style::colorizeImage(_mask, _color));
 }
 
 void EditColorBox::Slider::updateCurrentPoint(QPoint localPosition) {
@@ -540,7 +539,7 @@ void EditColorBox::Slider::updateCurrentPoint(QPoint localPosition) {
 	if (_value != value) {
 		_value = value;
 		update();
-		_changed.notify();
+		_changed.fire({});
 	}
 }
 
@@ -826,16 +825,14 @@ void EditColorBox::prepare() {
 	auto height = st::colorEditSkip + st::colorPickerSize + st::colorEditSkip + st::colorSliderWidth + st::colorEditSkip;
 	setDimensions(st::colorEditWidth, height);
 
-	subscribe(_picker->changed(), [=] { updateFromControls(); });
-	if (_hueSlider) {
-		subscribe(_hueSlider->changed(), [=] { updateFromControls(); });
-	}
-	if (_opacitySlider) {
-		subscribe(_opacitySlider->changed(), [=] { updateFromControls(); });
-	}
-	if (_lightnessSlider) {
-		subscribe(_lightnessSlider->changed(), [=] { updateFromControls(); });
-	}
+	rpl::merge(
+		_picker->changed(),
+		(_hueSlider ? _hueSlider->changed() : rpl::never<>()),
+		(_opacitySlider ? _opacitySlider->changed() : rpl::never<>()),
+		(_lightnessSlider ? _lightnessSlider->changed() : rpl::never<>())
+	) | rpl::start_with_next([=] {
+		updateFromControls();
+	}, lifetime());
 
 	boxClosing() | rpl::start_with_next([=] {
 		if (_cancelCallback) {

Telegram/SourceFiles/boxes/edit_color_box.h

@@ -9,7 +9,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 #include "boxes/abstract_box.h"
 
-class EditColorBox : public Ui::BoxContent, private base::Subscriber {
+class EditColorBox : public Ui::BoxContent {
 public:
 	enum class Mode {
 		RGBA,

Telegram/SourceFiles/boxes/edit_privacy_box.cpp

@@ -165,7 +165,7 @@ void EditPrivacyBox::editExceptions(
 		}));
 		box->addButton(tr::lng_cancel(), [=] { box->closeBox(); });
 	};
-	Ui::show(
+	_window->show(
 		Box<PeerListBox>(std::move(controller), std::move(initBox)),
 		Ui::LayerOption::KeepOther);
 }

Telegram/SourceFiles/boxes/language_box.cpp

@@ -216,7 +216,6 @@ std::pair<Languages, Languages> PrepareLists() {
 					Lang::GetInstance().nativeName()
 				};
 			};
-			const auto i = ranges::find(official, current, projId);
 			recent.insert(begin(recent), generate());
 		}
 	}
@@ -1166,15 +1165,19 @@ base::binary_guard LanguageBox::Show() {
 	if (manager.languageList().empty()) {
 		auto guard = std::make_shared<base::binary_guard>(
 			result.make_guard());
-		auto alive = std::make_shared<std::unique_ptr<base::Subscription>>(
-			std::make_unique<base::Subscription>());
-		**alive = manager.languageListChanged().add_subscription([=] {
+		auto lifetime = std::make_shared<rpl::lifetime>();
+		manager.languageListChanged(
+		) | rpl::take(
+			1
+		) | rpl::start_with_next([=]() mutable {
 			const auto show = guard->alive();
-			*alive = nullptr;
+			if (lifetime) {
+				base::take(lifetime)->destroy();
+			}
 			if (show) {
 				Ui::show(Box<LanguageBox>());
 			}
-		});
+		}, *lifetime);
 	} else {
 		Ui::show(Box<LanguageBox>());
 	}

Telegram/SourceFiles/boxes/local_storage_box.cpp

@@ -516,7 +516,7 @@ void LocalStorageBox::updateMediaLabel() {
 }
 
 void LocalStorageBox::setupLimits(not_null<Ui::VerticalLayout*> container) {
-	const auto shadow = container->add(
+	container->add(
 		object_ptr<Ui::PlainShadow>(container),
 		st::localStorageRowPadding);
 

Telegram/SourceFiles/boxes/passcode_box.cpp

@@ -27,7 +27,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "passport/passport_encryption.h"
 #include "passport/passport_panel_edit_contact.h"
 #include "settings/settings_privacy_security.h"
-#include "facades.h"
 #include "styles/style_layers.h"
 #include "styles/style_passport.h"
 #include "styles/style_boxes.h"
@@ -119,7 +118,12 @@ PasscodeBox::PasscodeBox(
 , _turningOff(turningOff)
 , _about(st::boxWidth - st::boxPadding.left() * 1.5)
 , _oldPasscode(this, st::defaultInputField, tr::lng_passcode_enter_old())
-, _newPasscode(this, st::defaultInputField, Global::LocalPasscode() ? tr::lng_passcode_enter_new() : tr::lng_passcode_enter_first())
+, _newPasscode(
+	this,
+	st::defaultInputField,
+	session->domain().local().hasLocalPasscode()
+		? tr::lng_passcode_enter_new()
+		: tr::lng_passcode_enter_first())
 , _reenterPasscode(this, st::defaultInputField, tr::lng_passcode_confirm_new())
 , _passwordHint(this, st::defaultInputField, tr::lng_cloud_password_hint())
 , _recoverEmail(this, st::defaultInputField, tr::lng_cloud_password_email())
@@ -164,7 +168,9 @@ rpl::producer<> PasscodeBox::clearUnconfirmedPassword() const {
 }
 
 bool PasscodeBox::currentlyHave() const {
-	return _cloudPwd ? (!!_cloudFields.curRequest) : Global::LocalPasscode();
+	return _cloudPwd
+		? (!!_cloudFields.curRequest)
+		: _session->domain().local().hasLocalPasscode();
 }
 
 bool PasscodeBox::onlyCheckCurrent() const {
@@ -520,7 +526,7 @@ void PasscodeBox::save(bool force) {
 			return;
 		}
 
-		if (Core::App().domain().local().checkPasscode(old.toUtf8())) {
+		if (_session->domain().local().checkPasscode(old.toUtf8())) {
 			cSetPasscodeBadTries(0);
 			if (_turningOff) pwd = conf = QString();
 		} else {
@@ -588,7 +594,7 @@ void PasscodeBox::save(bool force) {
 		closeReplacedBy();
 		const auto weak = Ui::MakeWeak(this);
 		cSetPasscodeBadTries(0);
-		Core::App().domain().local().setPasscode(pwd.toUtf8());
+		_session->domain().local().setPasscode(pwd.toUtf8());
 		Core::App().localPasscodeChanged();
 		if (weak) {
 			closeBox();
@@ -1056,7 +1062,9 @@ void RecoverBox::submit() {
 
 	const auto send = crl::guard(this, [=] {
 		_submitRequest = _api.request(MTPauth_RecoverPassword(
-			MTP_string(code)
+			MTP_flags(0),
+			MTP_string(code),
+			MTPaccount_PasswordInputSettings()
 		)).done([=](const MTPauth_Authorization &result) {
 			codeSubmitDone(result);
 		}).fail([=](const MTP::Error &error) {

Telegram/SourceFiles/boxes/peer_list_box.cpp

@@ -25,7 +25,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "data/data_session.h"
 #include "data/data_changes.h"
 #include "base/unixtime.h"
-#include "window/themes/window_theme.h"
 #include "styles/style_layers.h"
 #include "styles/style_boxes.h"
 #include "styles/style_dialogs.h"
@@ -738,11 +737,11 @@ PeerListContent::PeerListContent(
 		}
 	}, lifetime());
 
-	subscribe(Window::Theme::Background(), [this](const Window::Theme::BackgroundUpdate &update) {
-		if (update.paletteChanged()) {
-			invalidatePixmapsCache();
-		}
-	});
+	style::PaletteChanged(
+	) | rpl::start_with_next([=] {
+		invalidatePixmapsCache();
+	}, lifetime());
+
 	_repaintByStatus.setCallback([this] { update(); });
 }
 

Telegram/SourceFiles/boxes/peer_list_box.h

@@ -527,9 +527,7 @@ struct PeerListState {
 	QString searchQuery;
 };
 
-class PeerListContent
-	: public Ui::RpWidget
-	, private base::Subscriber {
+class PeerListContent : public Ui::RpWidget {
 public:
 	PeerListContent(
 		QWidget *parent,

Telegram/SourceFiles/boxes/peer_list_controllers.cpp

@@ -516,7 +516,7 @@ bool AddBotToGroupBoxController::needToCreateRow(
 		not_null<PeerData*> peer) const {
 	if (sharingBotGame()) {
 		if (!peer->canWrite()
-			|| peer->amRestricted(ChatRestriction::f_send_games)) {
+			|| peer->amRestricted(ChatRestriction::SendGames)) {
 			return false;
 		}
 		return true;

Telegram/SourceFiles/boxes/peers/add_participants_box.cpp

@@ -626,7 +626,7 @@ void AddSpecialBoxController::showAdmin(
 	// Finally show the admin.
 	const auto currentRights = adminRights
 		? *adminRights
-		: MTPChatAdminRights(MTP_chatAdminRights(MTP_flags(0)));
+		: ChatAdminRightsInfo();
 	auto box = Box<EditAdminBox>(
 		_peer,
 		user,
@@ -634,7 +634,7 @@ void AddSpecialBoxController::showAdmin(
 		_additional.adminRank(user));
 	if (_additional.canAddOrEditAdmin(user)) {
 		const auto done = crl::guard(this, [=](
-				const MTPChatAdminRights &newRights,
+				ChatAdminRightsInfo newRights,
 				const QString &rank) {
 			editAdminDone(user, newRights, rank);
 		});
@@ -650,7 +650,7 @@ void AddSpecialBoxController::showAdmin(
 
 void AddSpecialBoxController::editAdminDone(
 		not_null<UserData*> user,
-		const MTPChatAdminRights &rights,
+		ChatAdminRightsInfo rights,
 		const QString &rank) {
 	if (_editParticipantBox) {
 		_editParticipantBox->closeBox();
@@ -662,9 +662,11 @@ void AddSpecialBoxController::editAdminDone(
 		_additional.applyParticipant(MTP_channelParticipantCreator(
 			MTP_flags(rank.isEmpty() ? Flag(0) : Flag::f_rank),
 			peerToBareMTPInt(user->id),
-			rights,
+			MTP_chatAdminRights(
+				MTP_flags(MTPDchatAdminRights::Flags::from_raw(
+					uint32(rights.flags)))),
 			MTP_string(rank)));
-	} else if (rights.c_chatAdminRights().vflags().v == 0) {
+	} else if (!rights.flags) {
 		_additional.applyParticipant(MTP_channelParticipant(
 			peerToBareMTPInt(user->id),
 			MTP_int(date)));
@@ -680,7 +682,9 @@ void AddSpecialBoxController::editAdminDone(
 				? alreadyPromotedBy->id
 				: user->session().userPeerId()),
 			MTP_int(date),
-			rights,
+			MTP_chatAdminRights(
+				MTP_flags(MTPDchatAdminRights::Flags::from_raw(
+					uint32(rights.flags)))),
 			MTP_string(rank)));
 	}
 	if (const auto callback = _adminDoneCallback) {
@@ -730,7 +734,7 @@ void AddSpecialBoxController::showRestricted(
 	// Finally edit the restricted.
 	const auto currentRights = restrictedRights
 		? *restrictedRights
-		: ChannelData::EmptyRestrictedRights(user);
+		: ChatRestrictionsInfo();
 	auto box = Box<EditRestrictedBox>(
 		_peer,
 		user,
@@ -738,7 +742,7 @@ void AddSpecialBoxController::showRestricted(
 		currentRights);
 	if (_additional.canRestrictParticipant(user)) {
 		const auto done = crl::guard(this, [=](
-				const MTPChatBannedRights &newRights) {
+				ChatRestrictionsInfo newRights) {
 			editRestrictedDone(user, newRights);
 		});
 		const auto fail = crl::guard(this, [=] {
@@ -754,13 +758,13 @@ void AddSpecialBoxController::showRestricted(
 
 void AddSpecialBoxController::editRestrictedDone(
 		not_null<PeerData*> participant,
-		const MTPChatBannedRights &rights) {
+		ChatRestrictionsInfo rights) {
 	if (_editParticipantBox) {
 		_editParticipantBox->closeBox();
 	}
 
 	const auto date = base::unixtime::now(); // Incorrect, but ignored.
-	if (Data::ChatBannedRightsFlags(rights) == 0) {
+	if (!rights.flags) {
 		if (const auto user = participant->asUser()) {
 			_additional.applyParticipant(MTP_channelParticipant(
 				peerToBareMTPInt(user->id),
@@ -769,8 +773,7 @@ void AddSpecialBoxController::editRestrictedDone(
 			_additional.setExternal(participant);
 		}
 	} else {
-		const auto kicked = Data::ChatBannedRightsFlags(rights)
-			& ChatRestriction::f_view_messages;
+		const auto kicked = rights.flags & ChatRestriction::ViewMessages;
 		const auto alreadyRestrictedBy = _additional.restrictedBy(
 			participant);
 		_additional.applyParticipant(MTP_channelParticipantBanned(
@@ -782,7 +785,10 @@ void AddSpecialBoxController::editRestrictedDone(
 				? alreadyRestrictedBy->id
 				: participant->session().userPeerId()),
 			MTP_int(date),
-			rights));
+			MTP_chatBannedRights(
+				MTP_flags(MTPDchatBannedRights::Flags::from_raw(
+					uint32(rights.flags))),
+				MTP_int(rights.until))));
 	}
 	if (const auto callback = _bannedDoneCallback) {
 		callback(participant, rights);
@@ -839,10 +845,10 @@ void AddSpecialBoxController::kickUser(
 	const auto restrictedRights = _additional.restrictedRights(participant);
 	const auto currentRights = restrictedRights
 		? *restrictedRights
-		: ChannelData::EmptyRestrictedRights(participant);
+		: ChatRestrictionsInfo();
 
 	const auto done = crl::guard(this, [=](
-			const MTPChatBannedRights &newRights) {
+			ChatRestrictionsInfo newRights) {
 		editRestrictedDone(participant, newRights);
 	});
 	const auto fail = crl::guard(this, [=] {

Telegram/SourceFiles/boxes/peers/add_participants_box.h

@@ -10,6 +10,9 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "boxes/peer_list_controllers.h"
 #include "boxes/peers/edit_participants_box.h"
 
+struct ChatAdminRightsInfo;
+struct ChatRestrictionsInfo;
+
 namespace Window {
 class SessionNavigation;
 } // namespace Window
@@ -70,18 +73,17 @@ private:
 // with search + contacts search + global search.
 class AddSpecialBoxController
 	: public PeerListController
-	, private base::Subscriber
 	, public base::has_weak_ptr {
 public:
 	using Role = ParticipantsBoxController::Role;
 
 	using AdminDoneCallback = Fn<void(
 		not_null<UserData*> user,
-		const MTPChatAdminRights &adminRights,
+		ChatAdminRightsInfo adminRights,
 		const QString &rank)>;
 	using BannedDoneCallback = Fn<void(
 		not_null<PeerData*> participant,
-		const MTPChatBannedRights &bannedRights)>;
+		ChatRestrictionsInfo bannedRights)>;
 	AddSpecialBoxController(
 		not_null<PeerData*> peer,
 		Role role,
@@ -109,12 +111,12 @@ private:
 	void showAdmin(not_null<UserData*> user, bool sure = false);
 	void editAdminDone(
 		not_null<UserData*> user,
-		const MTPChatAdminRights &rights,
+		ChatAdminRightsInfo rights,
 		const QString &rank);
 	void showRestricted(not_null<UserData*> user, bool sure = false);
 	void editRestrictedDone(
 		not_null<PeerData*> participant,
-		const MTPChatBannedRights &rights);
+		ChatRestrictionsInfo rights);
 	void kickUser(not_null<PeerData*> participant, bool sure = false);
 	bool appendRow(not_null<PeerData*> participant);
 	bool prependRow(not_null<UserData*> user);
@@ -143,9 +145,7 @@ protected:
 };
 
 // Finds chat/channel members, then contacts, then global search results.
-class AddSpecialBoxSearchController
-	: public PeerListSearchController
-	, private base::Subscriber {
+class AddSpecialBoxSearchController : public PeerListSearchController {
 public:
 	using Role = ParticipantsBoxController::Role;
 

Telegram/SourceFiles/boxes/peers/edit_contact_box.cpp

@@ -60,10 +60,9 @@ void SendRequest(
 			user->username);
 		user->session().api().applyUpdates(result);
 		if (const auto settings = user->settings()) {
-			using Flag = MTPDpeerSettings::Flag;
-			const auto flags = Flag::f_add_contact
-				| Flag::f_block_contact
-				| Flag::f_report_spam;
+			const auto flags = PeerSetting::AddContact
+				| PeerSetting::BlockContact
+				| PeerSetting::ReportSpam;
 			user->setSettings(*settings & ~flags);
 		}
 		if (box) {
@@ -241,9 +240,8 @@ void Controller::setupWarning() {
 
 void Controller::setupSharePhoneNumber() {
 	const auto settings = _user->settings();
-	using Setting = MTPDpeerSettings::Flag;
 	if (!settings
-		|| !((*settings) & Setting::f_need_contacts_exception)) {
+		|| !((*settings) & PeerSetting::NeedContactsException)) {
 		return;
 	}
 	_sharePhone = _box->addRow(

Telegram/SourceFiles/boxes/peers/edit_participant_box.cpp

@@ -197,43 +197,45 @@ EditAdminBox::EditAdminBox(
 	QWidget*,
 	not_null<PeerData*> peer,
 	not_null<UserData*> user,
-	const MTPChatAdminRights &rights,
+	ChatAdminRightsInfo rights,
 	const QString &rank)
 : EditParticipantBox(
 	nullptr,
 	peer,
 	user,
-	(rights.c_chatAdminRights().vflags().v != 0))
+	(rights.flags != 0))
 , _oldRights(rights)
 , _oldRank(rank) {
 }
 
-MTPChatAdminRights EditAdminBox::defaultRights() const {
-	const auto flags = peer()->isChat()
+ChatAdminRightsInfo EditAdminBox::defaultRights() const {
+	using Flag = ChatAdminRight;
+
+	return peer()->isChat()
 		? peer()->asChat()->defaultAdminRights(user())
 		: peer()->isMegagroup()
-		? (Flag::f_change_info
-			| Flag::f_delete_messages
-			| Flag::f_ban_users
-			| Flag::f_invite_users
-			| Flag::f_pin_messages
-			| Flag::f_manage_call)
-		: (Flag::f_change_info
-			| Flag::f_post_messages
-			| Flag::f_edit_messages
-			| Flag::f_delete_messages
-			| Flag::f_invite_users
-			| Flag::f_manage_call);
-	return MTP_chatAdminRights(MTP_flags(flags));
+		? ChatAdminRightsInfo{ (Flag::ChangeInfo
+			| Flag::DeleteMessages
+			| Flag::BanUsers
+			| Flag::InviteUsers
+			| Flag::PinMessages
+			| Flag::ManageCall) }
+		: ChatAdminRightsInfo{ (Flag::ChangeInfo
+			| Flag::PostMessages
+			| Flag::EditMessages
+			| Flag::DeleteMessages
+			| Flag::InviteUsers
+			| Flag::ManageCall) };
 }
 
 void EditAdminBox::prepare() {
 	using namespace rpl::mappers;
+	using Flag = ChatAdminRight;
+	using Flags = ChatAdminRights;
 
 	EditParticipantBox::prepare();
 
-	auto hadRights = _oldRights.c_chatAdminRights().vflags().v;
-	setTitle(hadRights
+	setTitle(_oldRights.flags
 		? tr::lng_rights_edit_admin()
 		: tr::lng_channel_add_admin());
 
@@ -243,16 +245,18 @@ void EditAdminBox::prepare() {
 
 	const auto chat = peer()->asChat();
 	const auto channel = peer()->asChannel();
-	const auto prepareRights = hadRights ? _oldRights : defaultRights();
+	const auto prepareRights = _oldRights.flags
+		? _oldRights
+		: defaultRights();
 	const auto disabledByDefaults = (channel && !channel->isMegagroup())
-		? MTPDchatAdminRights::Flags(0)
+		? ChatAdminRights()
 		: DisabledByDefaultRestrictions(peer());
 	const auto filterByMyRights = canSave()
-		&& !hadRights
+		&& !_oldRights.flags
 		&& channel
 		&& !channel->amCreator();
 	const auto prepareFlags = disabledByDefaults
-		| (prepareRights.c_chatAdminRights().vflags().v
+		| (prepareRights.flags
 			& (filterByMyRights ? channel->adminRights() : ~Flag(0)));
 
 	const auto disabledMessages = [&] {
@@ -267,7 +271,7 @@ void EditAdminBox::prepare() {
 				tr::lng_rights_permission_for_all(tr::now));
 			if (amCreator() && user()->isSelf()) {
 				result.emplace(
-					~Flag::f_anonymous,
+					~Flag::Anonymous,
 					tr::lng_rights_permission_cant_edit(tr::now));
 			} else if (const auto channel = peer()->asChannel()) {
 				if (!channel->amCreator()) {
@@ -304,7 +308,7 @@ void EditAdminBox::prepare() {
 	rpl::duplicate(
 		selectedFlags
 	) | rpl::map(
-		(_1 & Flag::f_add_admins) != 0
+		(_1 & Flag::AddAdmins) != 0
 	) | rpl::distinct_until_changed(
 	) | rpl::start_with_next([=](bool checked) {
 		refreshAboutAddAdminsText(checked);
@@ -330,13 +334,13 @@ void EditAdminBox::prepare() {
 			if (!_saveCallback) {
 				return;
 			}
-			const auto newFlags = (value() | ChatAdminRight::f_other)
+			const auto newFlags = (value() | ChatAdminRight::Other)
 				& ((!channel || channel->amCreator())
 					? ~Flags(0)
 					: channel->adminRights());
 			_saveCallback(
 				_oldRights,
-				MTP_chatAdminRights(MTP_flags(newFlags)),
+				ChatAdminRightsInfo(newFlags),
 				rank ? rank->getLastText().trimmed() : QString());
 		});
 		addButton(tr::lng_cancel(), [=] { closeBox(); });
@@ -593,12 +597,15 @@ EditRestrictedBox::EditRestrictedBox(
 	not_null<PeerData*> peer,
 	not_null<UserData*> user,
 	bool hasAdminRights,
-	const MTPChatBannedRights &rights)
+	ChatRestrictionsInfo rights)
 : EditParticipantBox(nullptr, peer, user, hasAdminRights)
 , _oldRights(rights) {
 }
 
 void EditRestrictedBox::prepare() {
+	using Flag = ChatRestriction;
+	using Flags = ChatRestrictions;
+
 	EditParticipantBox::prepare();
 
 	setTitle(tr::lng_rights_user_restrictions());
@@ -612,14 +619,14 @@ void EditRestrictedBox::prepare() {
 	const auto defaultRestrictions = chat
 		? chat->defaultRestrictions()
 		: channel->defaultRestrictions();
-	const auto prepareRights = Data::ChatBannedRightsFlags(_oldRights)
+	const auto prepareRights = _oldRights.flags
 		? _oldRights
 		: defaultRights();
 	const auto prepareFlags = FixDependentRestrictions(
-		Data::ChatBannedRightsFlags(prepareRights)
+		prepareRights.flags
 		| defaultRestrictions
 		| ((channel && channel->isPublic())
-			? (Flag::f_change_info | Flag::f_pin_messages)
+			? (Flag::ChangeInfo | Flag::PinMessages)
 			: Flags(0)));
 	const auto disabledMessages = [&] {
 		auto result = std::map<Flags, QString>();
@@ -631,7 +638,7 @@ void EditRestrictedBox::prepare() {
 			const auto disabled = FixDependentRestrictions(
 				defaultRestrictions
 				| ((channel && channel->isPublic())
-					? (Flag::f_change_info | Flag::f_pin_messages)
+					? (Flag::ChangeInfo | Flag::PinMessages)
 					: Flags(0)));
 			result.emplace(
 				disabled,
@@ -647,7 +654,7 @@ void EditRestrictedBox::prepare() {
 		disabledMessages);
 	addControl(std::move(checkboxes), QMargins());
 
-	_until = Data::ChatBannedRightsUntilDate(prepareRights);
+	_until = prepareRights.until;
 	addControl(object_ptr<Ui::BoxContentDivider>(this), st::rightsUntilMargin);
 	addControl(
 		object_ptr<Ui::FlatLabel>(
@@ -670,9 +677,7 @@ void EditRestrictedBox::prepare() {
 			}
 			_saveCallback(
 				_oldRights,
-				MTP_chatBannedRights(
-					MTP_flags(value()),
-					MTP_int(getRealUntilValue())));
+				ChatRestrictionsInfo{ value(), getRealUntilValue() });
 		};
 		addButton(tr::lng_settings_save(), save);
 		addButton(tr::lng_cancel(), [=] { closeBox(); });
@@ -681,8 +686,8 @@ void EditRestrictedBox::prepare() {
 	}
 }
 
-MTPChatBannedRights EditRestrictedBox::defaultRights() const {
-	return MTP_chatBannedRights(MTP_flags(0), MTP_int(0));
+ChatRestrictionsInfo EditRestrictedBox::defaultRights() const {
+	return ChatRestrictionsInfo();
 }
 
 void EditRestrictedBox::showRestrictUntil() {
@@ -767,7 +772,7 @@ void EditRestrictedBox::createUntilVariants() {
 		}
 	};
 	auto addCurrentVariant = [&](TimeId from, TimeId to) {
-		auto oldUntil = Data::ChatBannedRightsUntilDate(_oldRights);
+		auto oldUntil = _oldRights.until;
 		if (oldUntil < _until) {
 			addCustomVariant(oldUntil, from, to);
 		}

Telegram/SourceFiles/boxes/peers/edit_participant_box.h

@@ -9,6 +9,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 #include "boxes/abstract_box.h"
 #include "base/unique_qptr.h"
+#include "data/data_peer.h"
 
 namespace MTP {
 class Error;
@@ -73,13 +74,13 @@ public:
 		QWidget*,
 		not_null<PeerData*> peer,
 		not_null<UserData*> user,
-		const MTPChatAdminRights &rights,
+		ChatAdminRightsInfo rights,
 		const QString &rank);
 
 	void setSaveCallback(
 			Fn<void(
-				MTPChatAdminRights,
-				MTPChatAdminRights,
+				ChatAdminRightsInfo,
+				ChatAdminRightsInfo,
 				const QString &rank)> callback) {
 		_saveCallback = std::move(callback);
 	}
@@ -88,10 +89,7 @@ protected:
 	void prepare() override;
 
 private:
-	using Flag = MTPDchatAdminRights::Flag;
-	using Flags = MTPDchatAdminRights::Flags;
-
-	[[nodiscard]] MTPChatAdminRights defaultRights() const;
+	[[nodiscard]] ChatAdminRightsInfo defaultRights() const;
 
 	not_null<Ui::InputField*> addRankInput();
 	void transferOwnership();
@@ -109,11 +107,11 @@ private:
 	bool canTransferOwnership() const;
 	not_null<Ui::SlideWrap<Ui::RpWidget>*> setupTransferButton(bool isGroup);
 
-	const MTPChatAdminRights _oldRights;
+	const ChatAdminRightsInfo _oldRights;
 	const QString _oldRank;
 	Fn<void(
-		MTPChatAdminRights,
-		MTPChatAdminRights,
+		ChatAdminRightsInfo,
+		ChatAdminRightsInfo,
 		const QString &rank)> _saveCallback;
 
 	QPointer<Ui::FlatLabel> _aboutAddAdmins;
@@ -132,10 +130,10 @@ public:
 		not_null<PeerData*> peer,
 		not_null<UserData*> user,
 		bool hasAdminRights,
-		const MTPChatBannedRights &rights);
+		ChatRestrictionsInfo rights);
 
 	void setSaveCallback(
-			Fn<void(MTPChatBannedRights, MTPChatBannedRights)> callback) {
+			Fn<void(ChatRestrictionsInfo, ChatRestrictionsInfo)> callback) {
 		_saveCallback = std::move(callback);
 	}
 
@@ -143,10 +141,7 @@ protected:
 	void prepare() override;
 
 private:
-	using Flag = MTPDchatBannedRights::Flag;
-	using Flags = MTPDchatBannedRights::Flags;
-
-	[[nodiscard]] MTPChatBannedRights defaultRights() const;
+	[[nodiscard]] ChatRestrictionsInfo defaultRights() const;
 
 	bool canSave() const {
 		return !!_saveCallback;
@@ -158,9 +153,9 @@ private:
 	void createUntilVariants();
 	TimeId getRealUntilValue() const;
 
-	const MTPChatBannedRights _oldRights;
+	const ChatRestrictionsInfo _oldRights;
 	TimeId _until = 0;
-	Fn<void(MTPChatBannedRights, MTPChatBannedRights)> _saveCallback;
+	Fn<void(ChatRestrictionsInfo, ChatRestrictionsInfo)> _saveCallback;
 
 	std::shared_ptr<Ui::RadiobuttonGroup> _untilGroup;
 	std::vector<base::unique_qptr<Ui::Radiobutton>> _untilVariants;

Telegram/SourceFiles/boxes/peers/edit_participants_box.cpp

@@ -43,7 +43,7 @@ constexpr auto kSortByOnlineDelay = crl::time(1000);
 void RemoveAdmin(
 		not_null<ChannelData*> channel,
 		not_null<UserData*> user,
-		const MTPChatAdminRights &oldRights,
+		ChatAdminRightsInfo oldRights,
 		Fn<void()> onDone,
 		Fn<void()> onFail) {
 	const auto newRights = MTP_chatAdminRights(MTP_flags(0));
@@ -54,7 +54,7 @@ void RemoveAdmin(
 		MTP_string(QString())
 	)).done([=](const MTPUpdates &result) {
 		channel->session().api().applyUpdates(result);
-		channel->applyEditAdmin(user, oldRights, newRights, QString());
+		channel->applyEditAdmin(user, oldRights, ChatAdminRightsInfo(), QString());
 		if (onDone) {
 			onDone();
 		}
@@ -120,15 +120,16 @@ void SaveChatAdmin(
 void SaveChannelAdmin(
 		not_null<ChannelData*> channel,
 		not_null<UserData*> user,
-		const MTPChatAdminRights &oldRights,
-		const MTPChatAdminRights &newRights,
+		ChatAdminRightsInfo oldRights,
+		ChatAdminRightsInfo newRights,
 		const QString &rank,
 		Fn<void()> onDone,
 		Fn<void()> onFail) {
 	channel->session().api().request(MTPchannels_EditAdmin(
 		channel->inputChannel,
 		user->inputUser,
-		newRights,
+		MTP_chatAdminRights(MTP_flags(
+			MTPDchatAdminRights::Flags::from_raw(uint32(newRights.flags)))),
 		MTP_string(rank)
 	)).done([=](const MTPUpdates &result) {
 		channel->session().api().applyUpdates(result);
@@ -147,14 +148,17 @@ void SaveChannelAdmin(
 void SaveChannelRestriction(
 		not_null<ChannelData*> channel,
 		not_null<PeerData*> participant,
-		const MTPChatBannedRights &oldRights,
-		const MTPChatBannedRights &newRights,
+		ChatRestrictionsInfo oldRights,
+		ChatRestrictionsInfo newRights,
 		Fn<void()> onDone,
 		Fn<void()> onFail) {
 	channel->session().api().request(MTPchannels_EditBanned(
 		channel->inputChannel,
 		participant->input,
-		newRights
+		MTP_chatBannedRights(
+			MTP_flags(MTPDchatBannedRights::Flags::from_raw(
+				uint32(newRights.flags))),
+			MTP_int(newRights.until))
 	)).done([=](const MTPUpdates &result) {
 		channel->session().api().applyUpdates(result);
 		channel->applyEditBanned(participant, oldRights, newRights);
@@ -192,18 +196,18 @@ void SaveChatParticipantKick(
 } // namespace
 
 Fn<void(
-	const MTPChatAdminRights &oldRights,
-	const MTPChatAdminRights &newRights,
+	ChatAdminRightsInfo oldRights,
+	ChatAdminRightsInfo newRights,
 	const QString &rank)> SaveAdminCallback(
 		not_null<PeerData*> peer,
 		not_null<UserData*> user,
 		Fn<void(
-			const MTPChatAdminRights &newRights,
+			ChatAdminRightsInfo newRights,
 			const QString &rank)> onDone,
 		Fn<void()> onFail) {
 	return [=](
-			const MTPChatAdminRights &oldRights,
-			const MTPChatAdminRights &newRights,
+			ChatAdminRightsInfo oldRights,
+			ChatAdminRightsInfo newRights,
 			const QString &rank) {
 		const auto done = [=] { if (onDone) onDone(newRights, rank); };
 		const auto saveForChannel = [=](not_null<ChannelData*> channel) {
@@ -220,13 +224,10 @@ Fn<void(
 			const auto saveChatAdmin = [&](bool isAdmin) {
 				SaveChatAdmin(chat, user, isAdmin, done, onFail);
 			};
-			const auto flags = newRights.match([](
-					const MTPDchatAdminRights &data) {
-				return data.vflags().v;
-			});
-			if (flags == chat->defaultAdminRights(user) && rank.isEmpty()) {
+			if (newRights.flags == chat->defaultAdminRights(user).flags
+				&& rank.isEmpty()) {
 				saveChatAdmin(true);
-			} else if (!flags) {
+			} else if (!newRights.flags) {
 				saveChatAdmin(false);
 			} else {
 				peer->session().api().migrateChat(chat, saveForChannel);
@@ -240,15 +241,15 @@ Fn<void(
 }
 
 Fn<void(
-	const MTPChatBannedRights &oldRights,
-	const MTPChatBannedRights &newRights)> SaveRestrictedCallback(
+	ChatRestrictionsInfo oldRights,
+	ChatRestrictionsInfo newRights)> SaveRestrictedCallback(
 		not_null<PeerData*> peer,
 		not_null<PeerData*> participant,
-		Fn<void(const MTPChatBannedRights &newRights)> onDone,
+		Fn<void(ChatRestrictionsInfo newRights)> onDone,
 		Fn<void()> onFail) {
 	return [=](
-			const MTPChatBannedRights &oldRights,
-			const MTPChatBannedRights &newRights) {
+			ChatRestrictionsInfo oldRights,
+			ChatRestrictionsInfo newRights) {
 		const auto done = [=] { if (onDone) onDone(newRights); };
 		const auto saveForChannel = [=](not_null<ChannelData*> channel) {
 			SaveChannelRestriction(
@@ -260,15 +261,14 @@ Fn<void(
 				onFail);
 		};
 		if (const auto chat = peer->asChatNotMigrated()) {
-			const auto flags = Data::ChatBannedRightsFlags(newRights);
 			if (participant->isUser()
-				&& (flags & MTPDchatBannedRights::Flag::f_view_messages)) {
+				&& (newRights.flags & ChatRestriction::ViewMessages)) {
 				SaveChatParticipantKick(
 					chat,
 					participant->asUser(),
 					done,
 					onFail);
-			} else if (!flags) {
+			} else if (!newRights.flags) {
 				done();
 			} else {
 				peer->session().api().migrateChat(chat, saveForChannel);
@@ -373,11 +373,10 @@ bool ParticipantsAdditionalData::canRemoveParticipant(
 
 auto ParticipantsAdditionalData::adminRights(
 	not_null<UserData*> user) const
--> std::optional<MTPChatAdminRights> {
+-> std::optional<ChatAdminRightsInfo> {
 	if (const auto chat = _peer->asChat()) {
 		return _admins.contains(user)
-			? std::make_optional(MTPChatAdminRights(MTP_chatAdminRights(
-				MTP_flags(chat->defaultAdminRights(user)))))
+			? std::make_optional(chat->defaultAdminRights(user))
 			: std::nullopt;
 	}
 	const auto i = _adminRights.find(user);
@@ -394,7 +393,7 @@ QString ParticipantsAdditionalData::adminRank(
 
 auto ParticipantsAdditionalData::restrictedRights(
 	not_null<PeerData*> participant) const
--> std::optional<MTPChatBannedRights> {
+-> std::optional<ChatRestrictionsInfo> {
 	if (_peer->isChat()) {
 		return std::nullopt;
 	}
@@ -589,7 +588,7 @@ UserData *ParticipantsAdditionalData::applyCreator(
 		const MTPDchannelParticipantCreator &data) {
 	if (const auto user = applyRegular(data.vuser_id())) {
 		_creator = user;
-		_adminRights[user] = data.vadmin_rights();
+		_adminRights[user] = ChatAdminRightsInfo(data.vadmin_rights());
 		if (user->isSelf()) {
 			_adminCanEdit.emplace(user);
 		} else {
@@ -620,7 +619,7 @@ UserData *ParticipantsAdditionalData::applyAdmin(
 	_restrictedRights.erase(user);
 	_kicked.erase(user);
 	_restrictedBy.erase(user);
-	_adminRights[user] = data.vadmin_rights();
+	_adminRights[user] = ChatAdminRightsInfo(data.vadmin_rights());
 	if (data.is_can_edit()) {
 		_adminCanEdit.emplace(user);
 	} else {
@@ -684,7 +683,8 @@ PeerData *ParticipantsAdditionalData::applyBanned(
 	} else {
 		_kicked.erase(participant);
 	}
-	_restrictedRights[participant] = data.vbanned_rights();
+	_restrictedRights[participant] = ChatRestrictionsInfo(
+		data.vbanned_rights());
 	if (const auto by = _peer->owner().userLoaded(data.vkicked_by())) {
 		const auto i = _restrictedBy.find(participant);
 		if (i == _restrictedBy.end()) {
@@ -703,9 +703,7 @@ void ParticipantsAdditionalData::migrate(
 	fillFromChannel(channel);
 
 	for (const auto user : _admins) {
-		_adminRights.emplace(
-			user,
-			MTP_chatAdminRights(MTP_flags(chat->defaultAdminRights(user))));
+		_adminRights.emplace(user, chat->defaultAdminRights(user));
 		if (channel->amCreator()) {
 			_adminCanEdit.emplace(user);
 		}
@@ -940,13 +938,13 @@ void ParticipantsBoxController::addNewItem() {
 	}
 	const auto adminDone = crl::guard(this, [=](
 			not_null<UserData*> user,
-			const MTPChatAdminRights &rights,
+			ChatAdminRightsInfo rights,
 			const QString &rank) {
 		editAdminDone(user, rights, rank);
 	});
 	const auto restrictedDone = crl::guard(this, [=](
 			not_null<PeerData*> participant,
-			const MTPChatBannedRights &rights) {
+			ChatRestrictionsInfo rights) {
 		editRestrictedDone(participant, rights);
 	});
 	const auto initBox = [](not_null<PeerListBox*> box) {
@@ -1457,7 +1455,6 @@ void ParticipantsBoxController::rowActionClicked(
 base::unique_qptr<Ui::PopupMenu> ParticipantsBoxController::rowContextMenu(
 		QWidget *parent,
 		not_null<PeerListRow*> row) {
-	const auto chat = _peer->asChat();
 	const auto channel = _peer->asChannel();
 	const auto participant = row->peer();
 	const auto user = participant->asUser();
@@ -1523,19 +1520,15 @@ base::unique_qptr<Ui::PopupMenu> ParticipantsBoxController::rowContextMenu(
 
 void ParticipantsBoxController::showAdmin(not_null<UserData*> user) {
 	const auto adminRights = _additional.adminRights(user);
-	const auto currentRights = adminRights
-		? *adminRights
-		: MTPChatAdminRights(MTP_chatAdminRights(MTP_flags(0)));
+	const auto currentRights = adminRights.value_or(ChatAdminRightsInfo());
 	auto box = Box<EditAdminBox>(
 		_peer,
 		user,
 		currentRights,
 		_additional.adminRank(user));
-	const auto chat = _peer->asChat();
-	const auto channel = _peer->asChannel();
 	if (_additional.canAddOrEditAdmin(user)) {
 		const auto done = crl::guard(this, [=](
-				const MTPChatAdminRights &newRights,
+				ChatAdminRightsInfo newRights,
 				const QString &rank) {
 			editAdminDone(user, newRights, rank);
 		});
@@ -1551,7 +1544,7 @@ void ParticipantsBoxController::showAdmin(not_null<UserData*> user) {
 
 void ParticipantsBoxController::editAdminDone(
 		not_null<UserData*> user,
-		const MTPChatAdminRights &rights,
+		ChatAdminRightsInfo rights,
 		const QString &rank) {
 	_addBox = nullptr;
 	if (_editParticipantBox) {
@@ -1564,9 +1557,11 @@ void ParticipantsBoxController::editAdminDone(
 		_additional.applyParticipant(MTP_channelParticipantCreator(
 			MTP_flags(rank.isEmpty() ? Flag(0) : Flag::f_rank),
 			peerToBareMTPInt(user->id),
-			rights,
+			MTP_chatAdminRights(
+				MTP_flags(MTPDchatAdminRights::Flags::from_raw(
+					uint32(rights.flags)))),
 			MTP_string(rank)));
-	} else if (rights.c_chatAdminRights().vflags().v == 0) {
+	} else if (!rights.flags) {
 		_additional.applyParticipant(MTP_channelParticipant(
 			peerToBareMTPInt(user->id),
 			MTP_int(date)));
@@ -1585,7 +1580,9 @@ void ParticipantsBoxController::editAdminDone(
 				? alreadyPromotedBy->id
 				: user->session().userPeerId()),
 			MTP_int(date),
-			rights,
+			MTP_chatAdminRights(
+				MTP_flags(MTPDchatAdminRights::Flags::from_raw(
+					uint32(rights.flags)))),
 			MTP_string(rank)));
 		if (_role == Role::Admins) {
 			prependRow(user);
@@ -1601,18 +1598,16 @@ void ParticipantsBoxController::showRestricted(not_null<UserData*> user) {
 	const auto restrictedRights = _additional.restrictedRights(user);
 	const auto currentRights = restrictedRights
 		? *restrictedRights
-		: ChannelData::EmptyRestrictedRights(user);
+		: ChatRestrictionsInfo();
 	const auto hasAdminRights = _additional.adminRights(user).has_value();
 	auto box = Box<EditRestrictedBox>(
 		_peer,
 		user,
 		hasAdminRights,
 		currentRights);
-	const auto chat = _peer->asChat();
-	const auto channel = _peer->asChannel();
 	if (_additional.canRestrictParticipant(user)) {
 		const auto done = crl::guard(this, [=](
-				const MTPChatBannedRights &newRights) {
+				ChatRestrictionsInfo newRights) {
 			editRestrictedDone(user, newRights);
 		});
 		const auto fail = crl::guard(this, [=] {
@@ -1628,7 +1623,7 @@ void ParticipantsBoxController::showRestricted(not_null<UserData*> user) {
 
 void ParticipantsBoxController::editRestrictedDone(
 		not_null<PeerData*> participant,
-		const MTPChatBannedRights &rights) {
+		ChatRestrictionsInfo rights) {
 	_addBox = nullptr;
 	if (_editParticipantBox) {
 		_editParticipantBox->closeBox();
@@ -1636,7 +1631,7 @@ void ParticipantsBoxController::editRestrictedDone(
 
 	const auto user = participant->asUser();
 	const auto date = base::unixtime::now(); // Incorrect, but ignored.
-	if (Data::ChatBannedRightsFlags(rights) == 0) {
+	if (!rights.flags) {
 		if (user) {
 			_additional.applyParticipant(MTP_channelParticipant(
 				peerToBareMTPInt(user->id),
@@ -1648,8 +1643,7 @@ void ParticipantsBoxController::editRestrictedDone(
 			removeRow(participant);
 		}
 	} else {
-		const auto kicked = Data::ChatBannedRightsFlags(rights)
-			& ChatRestriction::f_view_messages;
+		const auto kicked = rights.flags & ChatRestriction::ViewMessages;
 		const auto alreadyRestrictedBy = _additional.restrictedBy(
 			participant);
 		_additional.applyParticipant(MTP_channelParticipantBanned(
@@ -1661,7 +1655,10 @@ void ParticipantsBoxController::editRestrictedDone(
 				? alreadyRestrictedBy->id
 				: participant->session().userPeerId()),
 			MTP_int(date),
-			rights));
+			MTP_chatBannedRights(
+				MTP_flags(MTPDchatBannedRights::Flags::from_raw(
+					uint32(rights.flags))),
+				MTP_int(rights.until))));
 		if (kicked) {
 			if (_role == Role::Kicked) {
 				prependRow(participant);
@@ -1716,7 +1713,7 @@ void ParticipantsBoxController::kickParticipantSure(
 	const auto restrictedRights = _additional.restrictedRights(participant);
 	const auto currentRights = restrictedRights
 		? *restrictedRights
-		: ChannelData::EmptyRestrictedRights(participant);
+		: ChatRestrictionsInfo();
 
 	if (const auto row = delegate()->peerListFindRow(participant->id.value)) {
 		delegate()->peerListRemoveRow(row);
@@ -1749,7 +1746,7 @@ void ParticipantsBoxController::removeAdminSure(not_null<UserData*> user) {
 		SaveChatAdmin(chat, user, false, crl::guard(this, [=] {
 			editAdminDone(
 				user,
-				MTP_chatAdminRights(MTP_flags(0)),
+				ChatAdminRightsInfo(),
 				QString());
 		}), nullptr);
 	} else if (const auto channel = _peer->asChannel()) {
@@ -1760,7 +1757,7 @@ void ParticipantsBoxController::removeAdminSure(not_null<UserData*> user) {
 		RemoveAdmin(channel, user, *adminRights, crl::guard(this, [=] {
 			editAdminDone(
 				user,
-				MTP_chatAdminRights(MTP_flags(0)),
+				ChatAdminRightsInfo(),
 				QString());
 		}), nullptr);
 	}
@@ -1961,7 +1958,7 @@ void ParticipantsBoxController::subscribeToCreatorChange(
 	const auto isCreator = channel->amCreator();
 	channel->flagsValue(
 	) | rpl::filter([](const ChannelData::Flags::Change &change) {
-		return (change.diff & MTPDchannel::Flag::f_creator);
+		return (change.diff & ChannelDataFlag::Creator);
 	}) | rpl::filter([=] {
 		return (isCreator != channel->amCreator());
 	}) | rpl::start_with_next([=] {

Telegram/SourceFiles/boxes/peers/edit_participants_box.h

@@ -14,27 +14,30 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "base/weak_ptr.h"
 #include "info/profile/info_profile_members_controllers.h"
 
+struct ChatAdminRightsInfo;
+struct ChatRestrictionsInfo;
+
 namespace Window {
 class SessionNavigation;
 } // namespace Window
 
 Fn<void(
-	const MTPChatAdminRights &oldRights,
-	const MTPChatAdminRights &newRights,
+	ChatAdminRightsInfo oldRights,
+	ChatAdminRightsInfo newRights,
 	const QString &rank)> SaveAdminCallback(
 		not_null<PeerData*> peer,
 		not_null<UserData*> user,
 		Fn<void(
-			const MTPChatAdminRights &newRights,
+			ChatAdminRightsInfo newRights,
 			const QString &rank)> onDone,
 		Fn<void()> onFail);
 
 Fn<void(
-	const MTPChatBannedRights &oldRights,
-	const MTPChatBannedRights &newRights)> SaveRestrictedCallback(
+	ChatRestrictionsInfo oldRights,
+	ChatRestrictionsInfo newRights)> SaveRestrictedCallback(
 		not_null<PeerData*> peer,
 		not_null<PeerData*> participant,
-		Fn<void(const MTPChatBannedRights &newRights)> onDone,
+		Fn<void(ChatRestrictionsInfo newRights)> onDone,
 		Fn<void()> onFail);
 
 void SubscribeToMigration(
@@ -92,10 +95,10 @@ public:
 		not_null<PeerData*> participant) const;
 	[[nodiscard]] bool canRemoveParticipant(
 		not_null<PeerData*> participant) const;
-	[[nodiscard]] std::optional<MTPChatAdminRights> adminRights(
+	[[nodiscard]] std::optional<ChatAdminRightsInfo> adminRights(
 		not_null<UserData*> user) const;
 	QString adminRank(not_null<UserData*> user) const;
-	[[nodiscard]] std::optional<MTPChatBannedRights> restrictedRights(
+	[[nodiscard]] std::optional<ChatRestrictionsInfo> restrictedRights(
 		not_null<PeerData*> participant) const;
 	[[nodiscard]] bool isCreator(not_null<UserData*> user) const;
 	[[nodiscard]] bool isExternal(not_null<PeerData*> participant) const;
@@ -122,11 +125,11 @@ private:
 	base::flat_set<not_null<UserData*>> _admins;
 
 	// Data for channels.
-	base::flat_map<not_null<UserData*>, MTPChatAdminRights> _adminRights;
+	base::flat_map<not_null<UserData*>, ChatAdminRightsInfo> _adminRights;
 	base::flat_map<not_null<UserData*>, QString> _adminRanks;
 	base::flat_set<not_null<UserData*>> _adminCanEdit;
 	base::flat_map<not_null<UserData*>, not_null<UserData*>> _adminPromotedBy;
-	std::map<not_null<PeerData*>, MTPChatBannedRights> _restrictedRights;
+	std::map<not_null<PeerData*>, ChatRestrictionsInfo> _restrictedRights;
 	std::set<not_null<PeerData*>> _kicked;
 	std::map<not_null<PeerData*>, not_null<UserData*>> _restrictedBy;
 	std::set<not_null<PeerData*>> _external;
@@ -221,12 +224,12 @@ private:
 	void showAdmin(not_null<UserData*> user);
 	void editAdminDone(
 		not_null<UserData*> user,
-		const MTPChatAdminRights &rights,
+		ChatAdminRightsInfo rights,
 		const QString &rank);
 	void showRestricted(not_null<UserData*> user);
 	void editRestrictedDone(
 		not_null<PeerData*> participant,
-		const MTPChatBannedRights &rights);
+		ChatRestrictionsInfo rights);
 	void removeKicked(
 		not_null<PeerListRow*> row,
 		not_null<PeerData*> participant);

Telegram/SourceFiles/boxes/peers/edit_peer_history_visibility_box.cpp

@@ -64,8 +64,6 @@ void FillContent(
 		return;
 	}
 
-	const auto channel = peer->asChannel();
-
 	historyVisibility->setValue(savedValue);
 
 	const auto result = parent->add(

Telegram/SourceFiles/boxes/peers/edit_peer_info_box.cpp

@@ -140,7 +140,7 @@ void AddButtonDelete(
 
 void SaveDefaultRestrictions(
 		not_null<PeerData*> peer,
-		MTPChatBannedRights rights,
+		ChatRestrictions rights,
 		Fn<void()> done) {
 	const auto api = &peer->session().api();
 	const auto key = Api::RequestKey("default_restrictions", peer->id);
@@ -148,7 +148,10 @@ void SaveDefaultRestrictions(
 	const auto requestId = api->request(
 		MTPmessages_EditChatDefaultBannedRights(
 			peer->input,
-			rights)
+			MTP_chatBannedRights(
+				MTP_flags(
+					MTPDchatBannedRights::Flags::from_raw(uint32(rights))),
+				MTP_int(0)))
 	).done([=](const MTPUpdates &result) {
 		api->clearModifyRequest(key);
 		api->applyUpdates(result);
@@ -201,8 +204,10 @@ void SaveSlowmodeSeconds(
 void ShowEditPermissions(
 		not_null<Window::SessionNavigation*> navigation,
 		not_null<PeerData*> peer) {
-	const auto box = Ui::show(
-		Box<EditPeerPermissionsBox>(navigation, peer),
+	auto content = Box<EditPeerPermissionsBox>(navigation, peer);
+	const auto box = QPointer<EditPeerPermissionsBox>(content.data());
+	navigation->parentController()->show(
+		std::move(content),
 		Ui::LayerOption::KeepOther);
 	const auto saving = box->lifetime().make_state<int>(0);
 	const auto save = [=](
@@ -213,50 +218,7 @@ void ShowEditPermissions(
 		const auto close = crl::guard(box, [=] { box->closeBox(); });
 		SaveDefaultRestrictions(
 			peer,
-			MTP_chatBannedRights(MTP_flags(result.rights), MTP_int(0)),
-			close);
-		if (const auto channel = peer->asChannel()) {
-			SaveSlowmodeSeconds(channel, result.slowmodeSeconds, close);
-		}
-	};
-	box->saveEvents(
-	) | rpl::start_with_next([=](EditPeerPermissionsBox::Result result) {
-		if (*saving) {
-			return;
-		}
-		*saving = true;
-
-		const auto saveFor = peer->migrateToOrMe();
-		const auto chat = saveFor->asChat();
-		if (!result.slowmodeSeconds || !chat) {
-			save(saveFor, result);
-			return;
-		}
-		const auto api = &peer->session().api();
-		api->migrateChat(chat, [=](not_null<ChannelData*> channel) {
-			save(channel, result);
-		}, [=](const MTP::Error &error) {
-			*saving = false;
-		});
-	}, box->lifetime());
-}
-
-void ShowEditInviteLinks(
-		not_null<Window::SessionNavigation*> navigation,
-		not_null<PeerData*> peer) {
-	const auto box = Ui::show(
-		Box<EditPeerPermissionsBox>(navigation, peer),
-		Ui::LayerOption::KeepOther);
-	const auto saving = box->lifetime().make_state<int>(0);
-	const auto save = [=](
-			not_null<PeerData*> peer,
-			EditPeerPermissionsBox::Result result) {
-		Expects(result.slowmodeSeconds == 0 || peer->isChannel());
-
-		const auto close = crl::guard(box, [=] { box->closeBox(); });
-		SaveDefaultRestrictions(
-			peer,
-			MTP_chatBannedRights(MTP_flags(result.rights), MTP_int(0)),
+			result.rights,
 			close);
 		if (const auto channel = peer->asChannel()) {
 			SaveSlowmodeSeconds(channel, result.slowmodeSeconds, close);
@@ -491,6 +453,7 @@ object_ptr<Ui::RpWidget> Controller::createPhotoEdit() {
 		_wrap,
 		object_ptr<Ui::UserpicButton>(
 			_wrap,
+			&_navigation->parentController()->window(),
 			_peer,
 			Ui::UserpicButton::Role::ChangePhoto,
 			st::defaultUserpicButton),
@@ -612,7 +575,7 @@ object_ptr<Ui::RpWidget> Controller::createStickersEdit() {
 		tr::lng_group_stickers_add(tr::now),
 		st::editPeerInviteLinkButton)
 	)->addClickHandler([=] {
-		Ui::show(
+		_navigation->parentController()->show(
 			Box<StickersBox>(_navigation->parentController(), channel),
 			Ui::LayerOption::KeepOther);
 	});
@@ -649,7 +612,7 @@ void Controller::showEditPeerTypeBox(
 		_usernameSavedValue = publicLink;
 		refreshHistoryVisibility();
 	});
-	Ui::show(
+	_navigation->parentController()->show(
 		Box<EditPeerTypeBox>(
 			_peer,
 			_channelHasLocationOriginalValue,
@@ -681,7 +644,7 @@ void Controller::showEditLinkedChatBox() {
 				|| channel->canEditPreHistoryHidden()));
 
 	if (const auto chat = *_linkedChatSavedValue) {
-		*box = Ui::show(
+		*box = _navigation->parentController()->show(
 			EditLinkedChatBox(
 				_navigation,
 				channel,
@@ -709,7 +672,7 @@ void Controller::showEditLinkedChatBox() {
 		for (const auto &item : list) {
 			chats.emplace_back(_peer->owner().processChat(item));
 		}
-		*box = Ui::show(
+		*box = _navigation->parentController()->show(
 			EditLinkedChatBox(
 				_navigation,
 				channel,
@@ -858,7 +821,7 @@ void Controller::fillHistoryVisibilityButton() {
 		_historyVisibilitySavedValue = checked;
 	});
 	const auto buttonCallback = [=] {
-		Ui::show(
+		_navigation->parentController()->show(
 			Box<EditPeerHistoryVisibilityBox>(
 				_peer,
 				boxCallback,
@@ -1023,9 +986,15 @@ void Controller::fillManageSection() {
 			wrap->entity(),
 			tr::lng_manage_peer_invite_links(),
 			rpl::duplicate(count) | ToPositiveNumberString(),
-			[=] { Ui::show(
-				Box(ManageInviteLinksBox, _peer, _peer->session().user(), 0, 0),
-				Ui::LayerOption::KeepOther);
+			[=] {
+				_navigation->parentController()->show(
+					Box(
+						ManageInviteLinksBox,
+						_peer,
+						_peer->session().user(),
+						0,
+						0),
+					Ui::LayerOption::KeepOther);
 			},
 			st::infoIconInviteLinks);
 
@@ -1344,7 +1313,6 @@ void Controller::saveLinkedChat() {
 		channel->setLinkedChat(*_savingData.linkedChat);
 		continueSave();
 	}).fail([=](const MTP::Error &error) {
-		const auto &type = error.type();
 		cancelSave();
 	}).send();
 }
@@ -1397,7 +1365,6 @@ void Controller::saveTitle() {
 }
 
 void Controller::saveDescription() {
-	const auto channel = _peer->asChannel();
 	if (!_savingData.description
 		|| *_savingData.description == _peer->about()) {
 		return continueSave();
@@ -1457,9 +1424,9 @@ void Controller::togglePreHistoryHidden(
 		// Update in the result doesn't contain the
 		// channelFull:flags field which holds this value.
 		// So after saving we need to update it manually.
-		const auto flags = channel->fullFlags();
-		const auto flag = MTPDchannelFull::Flag::f_hidden_prehistory;
-		channel->setFullFlags(hidden ? (flags | flag) : (flags & ~flag));
+		const auto flags = channel->flags();
+		const auto flag = ChannelDataFlag::PreHistoryHidden;
+		channel->setFlags(hidden ? (flags | flag) : (flags & ~flag));
 
 		done();
 	};
@@ -1520,7 +1487,7 @@ void Controller::deleteWithConfirmation() {
 	const auto deleteCallback = crl::guard(this, [=] {
 		deleteChannel();
 	});
-	Ui::show(
+	_navigation->parentController()->show(
 		Box<ConfirmBox>(
 			text,
 			tr::lng_box_delete(tr::now),

Telegram/SourceFiles/boxes/peers/edit_peer_invite_link.cpp

@@ -133,8 +133,8 @@ QImage QrExact(const Qr::Data &data, int pixel, QColor color) {
 				skip,
 				skip,
 				Intro::details::TelegramLogoImage().scaled(
-					logoSize,
-					logoSize,
+					logoSize * cIntRetinaFactor(),
+					logoSize * cIntRetinaFactor(),
 					Qt::IgnoreAspectRatio,
 					Qt::SmoothTransformation));
 		}
@@ -832,7 +832,6 @@ void CopyInviteLink(const QString &link) {
 }
 
 void ShareInviteLinkBox(not_null<PeerData*> peer, const QString &link) {
-	const auto session = &peer->session();
 	const auto sending = std::make_shared<bool>();
 	const auto box = std::make_shared<QPointer<ShareBox>>();
 
@@ -886,8 +885,6 @@ void ShareInviteLinkBox(not_null<PeerData*> peer, const QString &link) {
 		}
 		const auto owner = &peer->owner();
 		auto &api = peer->session().api();
-		auto &histories = owner->histories();
-		const auto requestType = Data::Histories::RequestType::Send;
 		for (const auto peer : result) {
 			const auto history = owner->history(peer);
 			auto message = ApiWrap::MessageToSend(history);
@@ -901,9 +898,6 @@ void ShareInviteLinkBox(not_null<PeerData*> peer, const QString &link) {
 			(*box)->closeBox();
 		}
 	};
-	auto filterCallback = [](PeerData *peer) {
-		return peer->canWrite();
-	};
 	*box = Ui::show(
 		Box<ShareBox>(ShareBox::Descriptor{
 			.session = &peer->session(),

Telegram/SourceFiles/boxes/peers/edit_peer_invite_links.cpp

@@ -33,7 +33,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 namespace {
 
-constexpr auto kPreloadPages = 2;
 constexpr auto kFullArcLength = 360 * 16;
 
 enum class Color {

Telegram/SourceFiles/boxes/peers/edit_peer_permissions_box.cpp

@@ -133,26 +133,26 @@ std::vector<std::pair<ChatAdminRights, QString>> AdminRightLabels(
 
 	if (isGroup) {
 		return {
-			{ Flag::f_change_info, tr::lng_rights_group_info(tr::now) },
-			{ Flag::f_delete_messages, tr::lng_rights_group_delete(tr::now) },
-			{ Flag::f_ban_users, tr::lng_rights_group_ban(tr::now) },
-			{ Flag::f_invite_users, anyoneCanAddMembers
+			{ Flag::ChangeInfo, tr::lng_rights_group_info(tr::now) },
+			{ Flag::DeleteMessages, tr::lng_rights_group_delete(tr::now) },
+			{ Flag::BanUsers, tr::lng_rights_group_ban(tr::now) },
+			{ Flag::InviteUsers, anyoneCanAddMembers
 				? tr::lng_rights_group_invite_link(tr::now)
 				: tr::lng_rights_group_invite(tr::now) },
-			{ Flag::f_pin_messages, tr::lng_rights_group_pin(tr::now) },
-			{ Flag::f_manage_call, tr::lng_rights_group_manage_calls(tr::now) },
-			{ Flag::f_anonymous, tr::lng_rights_group_anonymous(tr::now) },
-			{ Flag::f_add_admins, tr::lng_rights_add_admins(tr::now) },
+			{ Flag::PinMessages, tr::lng_rights_group_pin(tr::now) },
+			{ Flag::ManageCall, tr::lng_rights_group_manage_calls(tr::now) },
+			{ Flag::Anonymous, tr::lng_rights_group_anonymous(tr::now) },
+			{ Flag::AddAdmins, tr::lng_rights_add_admins(tr::now) },
 		};
 	} else {
 		return {
-			{ Flag::f_change_info, tr::lng_rights_channel_info(tr::now) },
-			{ Flag::f_post_messages, tr::lng_rights_channel_post(tr::now) },
-			{ Flag::f_edit_messages, tr::lng_rights_channel_edit(tr::now) },
-			{ Flag::f_delete_messages, tr::lng_rights_channel_delete(tr::now) },
-			{ Flag::f_invite_users, tr::lng_rights_group_invite(tr::now) },
-			{ Flag::f_manage_call, tr::lng_rights_group_manage_calls(tr::now) },
-			{ Flag::f_add_admins, tr::lng_rights_add_admins(tr::now) }
+			{ Flag::ChangeInfo, tr::lng_rights_channel_info(tr::now) },
+			{ Flag::PostMessages, tr::lng_rights_channel_post(tr::now) },
+			{ Flag::EditMessages, tr::lng_rights_channel_edit(tr::now) },
+			{ Flag::DeleteMessages, tr::lng_rights_channel_delete(tr::now) },
+			{ Flag::InviteUsers, tr::lng_rights_group_invite(tr::now) },
+			{ Flag::ManageCall, tr::lng_rights_group_manage_calls(tr::now) },
+			{ Flag::AddAdmins, tr::lng_rights_add_admins(tr::now) }
 		};
 	}
 }
@@ -163,31 +163,31 @@ auto Dependencies(ChatRestrictions)
 
 	return {
 		// stickers <-> gifs
-		{ Flag::f_send_gifs, Flag::f_send_stickers },
-		{ Flag::f_send_stickers, Flag::f_send_gifs },
+		{ Flag::SendGifs, Flag::SendStickers },
+		{ Flag::SendStickers, Flag::SendGifs },
 
 		// stickers <-> games
-		{ Flag::f_send_games, Flag::f_send_stickers },
-		{ Flag::f_send_stickers, Flag::f_send_games },
+		{ Flag::SendGames, Flag::SendStickers },
+		{ Flag::SendStickers, Flag::SendGames },
 
 		// stickers <-> inline
-		{ Flag::f_send_inline, Flag::f_send_stickers },
-		{ Flag::f_send_stickers, Flag::f_send_inline },
+		{ Flag::SendInline, Flag::SendStickers },
+		{ Flag::SendStickers, Flag::SendInline },
 
-		// stickers -> send_media
-		{ Flag::f_send_stickers, Flag::f_send_messages },
+		// stickers -> send_messages
+		{ Flag::SendStickers, Flag::SendMessages },
 
-		// embed_links -> send_media
-		{ Flag::f_embed_links, Flag::f_send_messages },
+		// embed_links -> send_messages
+		{ Flag::EmbedLinks, Flag::SendMessages },
 
 		// send_media -> send_messages
-		{ Flag::f_send_media, Flag::f_send_messages },
+		{ Flag::SendMedia, Flag::SendMessages },
 
 		// send_polls -> send_messages
-		{ Flag::f_send_polls, Flag::f_send_messages },
+		{ Flag::SendPolls, Flag::SendMessages },
 
 		// send_messages -> view_messages
-		{ Flag::f_send_messages, Flag::f_view_messages },
+		{ Flag::SendMessages, Flag::ViewMessages },
 	};
 }
 
@@ -196,18 +196,18 @@ ChatRestrictions NegateRestrictions(ChatRestrictions value) {
 
 	return (~value) & (Flag(0)
 		// view_messages is always allowed, so it is never in restrictions.
-		//| Flag::f_view_messages
-		| Flag::f_change_info
-		| Flag::f_embed_links
-		| Flag::f_invite_users
-		| Flag::f_pin_messages
-		| Flag::f_send_games
-		| Flag::f_send_gifs
-		| Flag::f_send_inline
-		| Flag::f_send_media
-		| Flag::f_send_messages
-		| Flag::f_send_polls
-		| Flag::f_send_stickers);
+		//| Flag::ViewMessages
+		| Flag::ChangeInfo
+		| Flag::EmbedLinks
+		| Flag::InviteUsers
+		| Flag::PinMessages
+		| Flag::SendGames
+		| Flag::SendGifs
+		| Flag::SendInline
+		| Flag::SendMedia
+		| Flag::SendMessages
+		| Flag::SendPolls
+		| Flag::SendStickers);
 }
 
 auto Dependencies(ChatAdminRights)
@@ -236,15 +236,15 @@ ChatRestrictions DisabledByAdminRights(not_null<PeerData*> peer) {
 		Unexpected("User in DisabledByAdminRights.");
 	}();
 	return Flag(0)
-		| ((adminRights & Admin::f_pin_messages)
+		| ((adminRights & Admin::PinMessages)
 			? Flag(0)
-			: Flag::f_pin_messages)
-		| ((adminRights & Admin::f_invite_users)
+			: Flag::PinMessages)
+		| ((adminRights & Admin::InviteUsers)
 			? Flag(0)
-			: Flag::f_invite_users)
-		| ((adminRights & Admin::f_change_info)
+			: Flag::InviteUsers)
+		| ((adminRights & Admin::ChangeInfo)
 			? Flag(0)
-			: Flag::f_change_info);
+			: Flag::ChangeInfo);
 }
 
 } // namespace
@@ -262,21 +262,21 @@ ChatAdminRights DisabledByDefaultRestrictions(not_null<PeerData*> peer) {
 		Unexpected("User in DisabledByDefaultRestrictions.");
 	}());
 	return Flag(0)
-		| ((restrictions & Restriction::f_pin_messages)
+		| ((restrictions & Restriction::PinMessages)
 			? Flag(0)
-			: Flag::f_pin_messages)
+			: Flag::PinMessages)
 		//
 		// We allow to edit 'invite_users' admin right no matter what
 		// is chosen in default permissions for 'invite_users', because
 		// if everyone can 'invite_users' it handles invite link for admins.
 		//
-		//| ((restrictions & Restriction::f_invite_users)
+		//| ((restrictions & Restriction::InviteUsers)
 		//	? Flag(0)
-		//	: Flag::f_invite_users)
+		//	: Flag::InviteUsers)
 		//
-		| ((restrictions & Restriction::f_change_info)
+		| ((restrictions & Restriction::ChangeInfo)
 			? Flag(0)
-			: Flag::f_change_info);
+			: Flag::ChangeInfo);
 }
 
 ChatRestrictions FixDependentRestrictions(ChatRestrictions restrictions) {
@@ -284,15 +284,15 @@ ChatRestrictions FixDependentRestrictions(ChatRestrictions restrictions) {
 
 	// Fix iOS bug of saving send_inline like embed_links.
 	// We copy send_stickers to send_inline.
-	if (restrictions & ChatRestriction::f_send_stickers) {
-		restrictions |= ChatRestriction::f_send_inline;
+	if (restrictions & ChatRestriction::SendStickers) {
+		restrictions |= ChatRestriction::SendInline;
 	} else {
-		restrictions &= ~ChatRestriction::f_send_inline;
+		restrictions &= ~ChatRestriction::SendInline;
 	}
 
 	// Apply the strictest.
 	const auto fixOne = [&] {
-		for (const auto [first, second] : dependencies) {
+		for (const auto &[first, second] : dependencies) {
 			if ((restrictions & second) && !(restrictions & first)) {
 				restrictions |= first;
 				return true;
@@ -308,7 +308,7 @@ ChatRestrictions FixDependentRestrictions(ChatRestrictions restrictions) {
 ChatAdminRights AdminRightsForOwnershipTransfer(bool isGroup) {
 	auto result = ChatAdminRights();
 	for (const auto &[flag, label] : AdminRightLabels(isGroup, true)) {
-		if (!(flag & ChatAdminRight::f_anonymous)) {
+		if (!(flag & ChatAdminRight::Anonymous)) {
 			result |= flag;
 		}
 	}
@@ -407,7 +407,7 @@ void EditPeerPermissionsBox::prepare() {
 		} else if (const auto channel = _peer->asChannel()) {
 			return channel->defaultRestrictions()
 				| (channel->isPublic()
-					? (Flag::f_change_info | Flag::f_pin_messages)
+					? (Flag::ChangeInfo | Flag::PinMessages)
 					: Flags(0))
 				| disabledByAdminRights;
 		}
@@ -421,7 +421,7 @@ void EditPeerPermissionsBox::prepare() {
 		if (const auto channel = _peer->asChannel()) {
 			if (channel->isPublic()) {
 				result.emplace(
-					Flag::f_change_info | Flag::f_pin_messages,
+					Flag::ChangeInfo | Flag::PinMessages,
 					tr::lng_rights_permission_unavailable(tr::now));
 			}
 		}
@@ -533,7 +533,7 @@ Fn<int()> EditPeerPermissionsBox::addSlowmodeSlider(
 		return has ? aboutInterval : about;
 	});
 
-	const auto about = container->add(
+	container->add(
 		object_ptr<Ui::DividerLabel>(
 			container,
 			object_ptr<Ui::FlatLabel>(
@@ -753,11 +753,11 @@ EditFlagsControl<Flags> CreateEditFlags(
 	};
 }
 
-EditFlagsControl<MTPDchatBannedRights::Flags> CreateEditRestrictions(
+EditFlagsControl<ChatRestrictions> CreateEditRestrictions(
 		QWidget *parent,
 		rpl::producer<QString> header,
-		MTPDchatBannedRights::Flags restrictions,
-		std::map<MTPDchatBannedRights::Flags, QString> disabledMessages) {
+		ChatRestrictions restrictions,
+		std::map<ChatRestrictions, QString> disabledMessages) {
 	auto result = CreateEditFlags(
 		parent,
 		header,
@@ -774,11 +774,11 @@ EditFlagsControl<MTPDchatBannedRights::Flags> CreateEditRestrictions(
 	return result;
 }
 
-EditFlagsControl<MTPDchatAdminRights::Flags> CreateEditAdminRights(
+EditFlagsControl<ChatAdminRights> CreateEditAdminRights(
 		QWidget *parent,
 		rpl::producer<QString> header,
-		MTPDchatAdminRights::Flags rights,
-		std::map<MTPDchatAdminRights::Flags, QString> disabledMessages,
+		ChatAdminRights rights,
+		std::map<ChatAdminRights, QString> disabledMessages,
 		bool isGroup,
 		bool anyoneCanAddMembers) {
 	return CreateEditFlags(

Telegram/SourceFiles/boxes/peers/edit_peer_permissions_box.h

@@ -27,7 +27,7 @@ public:
 		not_null<PeerData*> peer);
 
 	struct Result {
-		MTPDchatBannedRights::Flags rights;
+		ChatRestrictions rights;
 		int slowmodeSeconds = 0;
 	};
 
@@ -59,17 +59,17 @@ struct EditFlagsControl {
 	rpl::producer<Flags> changes;
 };
 
-EditFlagsControl<MTPDchatBannedRights::Flags> CreateEditRestrictions(
+EditFlagsControl<ChatRestrictions> CreateEditRestrictions(
 	QWidget *parent,
 	rpl::producer<QString> header,
-	MTPDchatBannedRights::Flags restrictions,
-	std::map<MTPDchatBannedRights::Flags, QString> disabledMessages);
+	ChatRestrictions restrictions,
+	std::map<ChatRestrictions, QString> disabledMessages);
 
-EditFlagsControl<MTPDchatAdminRights::Flags> CreateEditAdminRights(
+EditFlagsControl<ChatAdminRights> CreateEditAdminRights(
 	QWidget *parent,
 	rpl::producer<QString> header,
-	MTPDchatAdminRights::Flags rights,
-	std::map<MTPDchatAdminRights::Flags, QString> disabledMessages,
+	ChatAdminRights rights,
+	std::map<ChatAdminRights, QString> disabledMessages,
 	bool isGroup,
 	bool anyoneCanAddMembers);
 

Telegram/SourceFiles/boxes/photo_crop_box.cpp

@@ -1,270 +0,0 @@
-/*
-This file is part of Telegram Desktop,
-the official desktop application for the Telegram messaging service.
-
-For license and copyright information please follow this link:
-https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
-*/
-#include "boxes/photo_crop_box.h"
-
-#include "lang/lang_keys.h"
-#include "ui/widgets/buttons.h"
-#include "ui/ui_utility.h"
-#include "app.h"
-#include "styles/style_layers.h"
-#include "styles/style_boxes.h"
-
-PhotoCropBox::PhotoCropBox(
-	QWidget*,
-	const QImage &img,
-	const QString &title)
-: _title(title)
-, _img(img) {
-}
-
-void PhotoCropBox::prepare() {
-	addButton(tr::lng_settings_save(), [this] { sendPhoto(); });
-	addButton(tr::lng_cancel(), [this] { closeBox(); });
-
-	int32 s = st::boxWideWidth - st::boxPhotoPadding.left() - st::boxPhotoPadding.right();
-	_thumb = App::pixmapFromImageInPlace(_img.scaled(s * cIntRetinaFactor(), s * cIntRetinaFactor(), Qt::KeepAspectRatio, Qt::SmoothTransformation));
-	_thumb.setDevicePixelRatio(cRetinaFactor());
-	_mask = QImage(_thumb.size(), QImage::Format_ARGB32_Premultiplied);
-	_mask.setDevicePixelRatio(cRetinaFactor());
-	_fade = QImage(_thumb.size(), QImage::Format_ARGB32_Premultiplied);
-	_fade.setDevicePixelRatio(cRetinaFactor());
-	_thumbw = _thumb.width() / cIntRetinaFactor();
-	_thumbh = _thumb.height() / cIntRetinaFactor();
-	if (_thumbw > _thumbh) {
-		_cropw = _thumbh - 20;
-	} else {
-		_cropw = _thumbw - 20;
-	}
-	_cropx = (_thumbw - _cropw) / 2;
-	_cropy = (_thumbh - _cropw) / 2;
-
-	_thumbx = (st::boxWideWidth - _thumbw) / 2;
-	_thumby = st::boxPhotoPadding.top();
-	setMouseTracking(true);
-
-	setDimensions(st::boxWideWidth, st::boxPhotoPadding.top() + _thumbh + st::boxPhotoPadding.bottom() + st::boxTextFont->height + st::cropSkip);
-}
-
-void PhotoCropBox::mousePressEvent(QMouseEvent *e) {
-	if (e->button() == Qt::LeftButton) {
-		_downState = mouseState(e->pos());
-		_fromposx = e->pos().x();
-		_fromposy = e->pos().y();
-		_fromcropx = _cropx;
-		_fromcropy = _cropy;
-		_fromcropw = _cropw;
-	}
-	return BoxContent::mousePressEvent(e);
-}
-
-int PhotoCropBox::mouseState(QPoint p) {
-	p -= QPoint(_thumbx, _thumby);
-	int32 delta = st::cropPointSize, mdelta(-delta / 2);
-	if (QRect(_cropx + mdelta, _cropy + mdelta, delta, delta).contains(p)) {
-		return 1;
-	} else if (QRect(_cropx + _cropw + mdelta, _cropy + mdelta, delta, delta).contains(p)) {
-		return 2;
-	} else if (QRect(_cropx + _cropw + mdelta, _cropy + _cropw + mdelta, delta, delta).contains(p)) {
-		return 3;
-	} else if (QRect(_cropx + mdelta, _cropy + _cropw + mdelta, delta, delta).contains(p)) {
-		return 4;
-	} else if (QRect(_cropx, _cropy, _cropw, _cropw).contains(p)) {
-		return 5;
-	}
-	return 0;
-}
-
-rpl::producer<QImage> PhotoCropBox::ready() const {
-	return _readyImages.events();
-}
-
-void PhotoCropBox::mouseReleaseEvent(QMouseEvent *e) {
-	if (_downState) {
-		_downState = 0;
-		mouseMoveEvent(e);
-	}
-}
-
-void PhotoCropBox::mouseMoveEvent(QMouseEvent *e) {
-	if (_downState && !(e->buttons() & Qt::LeftButton)) {
-		mouseReleaseEvent(e);
-	}
-	if (_downState) {
-		if (_downState == 1) {
-			int32 dx = e->pos().x() - _fromposx, dy = e->pos().y() - _fromposy, d = (dx < dy) ? dx : dy;
-			if (_fromcropx + d < 0) {
-				d = -_fromcropx;
-			}
-			if (_fromcropy + d < 0) {
-				d = -_fromcropy;
-			}
-			if (_fromcropw - d < st::cropMinSize) {
-				d = _fromcropw - st::cropMinSize;
-			}
-			if (_cropx != _fromcropx + d || _cropy != _fromcropy + d || _cropw != _fromcropw - d) {
-				_cropx = _fromcropx + d;
-				_cropy = _fromcropy + d;
-				_cropw = _fromcropw - d;
-				update();
-			}
-		} else if (_downState == 2) {
-			int32 dx = _fromposx - e->pos().x(), dy = e->pos().y() - _fromposy, d = (dx < dy) ? dx : dy;
-			if (_fromcropx + _fromcropw - d > _thumbw) {
-				d = _fromcropx + _fromcropw - _thumbw;
-			}
-			if (_fromcropy + d < 0) {
-				d = -_fromcropy;
-			}
-			if (_fromcropw - d < st::cropMinSize) {
-				d = _fromcropw - st::cropMinSize;
-			}
-			if (_cropy != _fromcropy + d || _cropw != _fromcropw - d) {
-				_cropy = _fromcropy + d;
-				_cropw = _fromcropw - d;
-				update();
-			}
-		} else if (_downState == 3) {
-			int32 dx = _fromposx - e->pos().x(), dy = _fromposy - e->pos().y(), d = (dx < dy) ? dx : dy;
-			if (_fromcropx + _fromcropw - d > _thumbw) {
-				d = _fromcropx + _fromcropw - _thumbw;
-			}
-			if (_fromcropy + _fromcropw - d > _thumbh) {
-				d = _fromcropy + _fromcropw - _thumbh;
-			}
-			if (_fromcropw - d < st::cropMinSize) {
-				d = _fromcropw - st::cropMinSize;
-			}
-			if (_cropw != _fromcropw - d) {
-				_cropw = _fromcropw - d;
-				update();
-			}
-		} else if (_downState == 4) {
-			int32 dx = e->pos().x() - _fromposx, dy = _fromposy - e->pos().y(), d = (dx < dy) ? dx : dy;
-			if (_fromcropx + d < 0) {
-				d = -_fromcropx;
-			}
-			if (_fromcropy + _fromcropw - d > _thumbh) {
-				d = _fromcropy + _fromcropw - _thumbh;
-			}
-			if (_fromcropw - d < st::cropMinSize) {
-				d = _fromcropw - st::cropMinSize;
-			}
-			if (_cropx != _fromcropx + d || _cropw != _fromcropw - d) {
-				_cropx = _fromcropx + d;
-				_cropw = _fromcropw - d;
-				update();
-			}
-		} else if (_downState == 5) {
-			int32 dx = e->pos().x() - _fromposx, dy = e->pos().y() - _fromposy;
-			if (_fromcropx + dx < 0) {
-				dx = -_fromcropx;
-			} else if (_fromcropx + _fromcropw + dx > _thumbw) {
-				dx = _thumbw - _fromcropx - _fromcropw;
-			}
-			if (_fromcropy + dy < 0) {
-				dy = -_fromcropy;
-			} else if (_fromcropy + _fromcropw + dy > _thumbh) {
-				dy = _thumbh - _fromcropy - _fromcropw;
-			}
-			if (_cropx != _fromcropx + dx || _cropy != _fromcropy + dy) {
-				_cropx = _fromcropx + dx;
-				_cropy = _fromcropy + dy;
-				update();
-			}
-		}
-	}
-	int32 cursorState = _downState ? _downState : mouseState(e->pos());
-	QCursor cur(style::cur_default);
-	if (cursorState == 1 || cursorState == 3) {
-		cur = style::cur_sizefdiag;
-	} else if (cursorState == 2 || cursorState == 4) {
-		cur = style::cur_sizebdiag;
-	} else if (cursorState == 5) {
-		cur = style::cur_sizeall;
-	}
-	setCursor(cur);
-}
-
-void PhotoCropBox::keyPressEvent(QKeyEvent *e) {
-	if (e->key() == Qt::Key_Enter || e->key() == Qt::Key_Return) {
-		sendPhoto();
-	} else {
-		BoxContent::keyPressEvent(e);
-	}
-}
-
-void PhotoCropBox::paintEvent(QPaintEvent *e) {
-	BoxContent::paintEvent(e);
-
-	Painter p(this);
-
-	p.setFont(st::boxTextFont);
-	p.setPen(st::boxPhotoTextFg);
-	p.drawText(QRect(st::boxPhotoPadding.left(), st::boxPhotoPadding.top() + _thumbh + st::boxPhotoPadding.bottom(), width() - st::boxPhotoPadding.left() - st::boxPhotoPadding.right(), st::boxTextFont->height), _title, style::al_top);
-
-	p.translate(_thumbx, _thumby);
-	p.drawPixmap(0, 0, _thumb);
-	_mask.fill(Qt::white);
-	{
-		Painter p(&_mask);
-		PainterHighQualityEnabler hq(p);
-
-		p.setPen(Qt::NoPen);
-		p.setBrush(Qt::black);
-		p.drawEllipse(_cropx, _cropy, _cropw, _cropw);
-	}
-	style::colorizeImage(_mask, st::photoCropFadeBg->c, &_fade);
-	p.drawImage(0, 0, _fade);
-
-	int delta = st::cropPointSize;
-	int mdelta = -delta / 2;
-	p.fillRect(QRect(_cropx + mdelta, _cropy + mdelta, delta, delta), st::photoCropPointFg);
-	p.fillRect(QRect(_cropx + _cropw + mdelta, _cropy + mdelta, delta, delta), st::photoCropPointFg);
-	p.fillRect(QRect(_cropx + _cropw + mdelta, _cropy + _cropw + mdelta, delta, delta), st::photoCropPointFg);
-	p.fillRect(QRect(_cropx + mdelta, _cropy + _cropw + mdelta, delta, delta), st::photoCropPointFg);
-}
-
-void PhotoCropBox::sendPhoto() {
-	auto from = _img;
-	if (_img.width() < _thumb.width()) {
-		from = _thumb.toImage();
-	}
-	float64 x = float64(_cropx) / _thumbw, y = float64(_cropy) / _thumbh, w = float64(_cropw) / _thumbw;
-	int32 ix = int32(x * from.width()), iy = int32(y * from.height()), iw = int32(w * from.width());
-	if (ix < 0) {
-		ix = 0;
-	}
-	if (ix + iw > from.width()) {
-		iw = from.width() - ix;
-	}
-	if (iy < 0) {
-		iy = 0;
-	}
-	if (iy + iw > from.height()) {
-		iw = from.height() - iy;
-	}
-	int32 offset = ix * from.depth() / 8 + iy * from.bytesPerLine();
-	QImage cropped(from.constBits() + offset, iw, iw, from.bytesPerLine(), from.format()), tosend;
-	if (from.format() == QImage::Format_Indexed8) {
-		cropped.setColorCount(from.colorCount());
-		cropped.setColorTable(from.colorTable());
-	}
-	if (cropped.width() > 1280) {
-		tosend = cropped.scaled(1280, 1280, Qt::KeepAspectRatio, Qt::SmoothTransformation);
-	} else if (cropped.width() < 320) {
-		tosend = cropped.scaled(320, 320, Qt::KeepAspectRatio, Qt::SmoothTransformation);
-	} else {
-		tosend = cropped.copy();
-	}
-
-	auto weak = Ui::MakeWeak(this);
-	_readyImages.fire(std::move(tosend));
-	if (weak) {
-		closeBox();
-	}
-}

Telegram/SourceFiles/boxes/photo_crop_box.h

@@ -1,42 +0,0 @@
-/*
-This file is part of Telegram Desktop,
-the official desktop application for the Telegram messaging service.
-
-For license and copyright information please follow this link:
-https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
-*/
-#pragma once
-
-#include "boxes/abstract_box.h"
-
-class PhotoCropBox : public Ui::BoxContent {
-public:
-	PhotoCropBox(QWidget*, const QImage &img, const QString &title);
-
-	int32 mouseState(QPoint p);
-
-	rpl::producer<QImage> ready() const;
-
-protected:
-	void prepare() override;
-
-	void keyPressEvent(QKeyEvent *e) override;
-	void paintEvent(QPaintEvent *e) override;
-	void mousePressEvent(QMouseEvent *e) override;
-	void mouseReleaseEvent(QMouseEvent *e) override;
-	void mouseMoveEvent(QMouseEvent *e) override;
-
-private:
-	void sendPhoto();
-
-	QString _title;
-	int32 _downState = 0;
-	int32 _thumbx, _thumby, _thumbw, _thumbh;
-	int32 _cropx, _cropy, _cropw;
-	int32 _fromposx, _fromposy, _fromcropx, _fromcropy, _fromcropw;
-	QImage _img;
-	QPixmap _thumb;
-	QImage _mask, _fade;
-	rpl::event_stream<QImage> _readyImages;
-
-};

Telegram/SourceFiles/boxes/send_files_box.cpp

@@ -13,6 +13,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "storage/storage_media_prepare.h"
 #include "mainwidget.h"
 #include "main/main_session.h"
+#include "main/main_session_settings.h"
 #include "mtproto/mtproto_config.h"
 #include "chat_helpers/message_field.h"
 #include "chat_helpers/send_context_menu.h"
@@ -20,6 +21,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "chat_helpers/tabbed_panel.h"
 #include "chat_helpers/tabbed_selector.h"
 #include "confirm_box.h"
+#include "editor/photo_editor_layer_widget.h"
 #include "history/history_drag_area.h"
 #include "history/view/history_view_schedule_box.h"
 #include "core/file_utilities.h"
@@ -66,10 +68,6 @@ inline bool CanAddUrls(const QList<QUrl> &urls) {
 	return !urls.isEmpty() && ranges::all_of(urls, &QUrl::isLocalFile);
 }
 
-inline bool IsSingleItem(const Ui::PreparedList &list) {
-	return list.files.size() == 1;
-}
-
 void FileDialogCallback(
 		FileDialog::OpenResult &&result,
 		Fn<bool(const Ui::PreparedList&)> checkResult,
@@ -187,6 +185,22 @@ rpl::producer<int> SendFilesBox::Block::itemReplaceRequest() const {
 	}
 }
 
+rpl::producer<int> SendFilesBox::Block::itemModifyRequest() const {
+	using namespace rpl::mappers;
+
+	const auto preview = _preview.get();
+	const auto from = _from;
+	if (_isAlbum) {
+		const auto album = static_cast<Ui::AlbumPreview*>(preview);
+		return album->thumbModified() | rpl::map(_1 + from);
+	} else if (_isSingleMedia) {
+		const auto media = static_cast<Ui::SingleMediaPreview*>(preview);
+		return media->modifyRequests() | rpl::map_to(from);
+	} else {
+		return rpl::never<int>();
+	}
+}
+
 void SendFilesBox::Block::setSendWay(Ui::SendFilesWay way) {
 	if (!_isAlbum) {
 		return;
@@ -525,7 +539,6 @@ void SendFilesBox::pushBlock(int from, int till) {
 		return controller->isGifPausedAtLeastFor(
 			Window::GifPauseReason::Layer);
 	};
-	const auto index = int(_blocks.size());
 	_blocks.emplace_back(
 		_inner.data(),
 		&_list.files,
@@ -601,6 +614,16 @@ void SendFilesBox::pushBlock(int from, int till) {
 			FileDialog::AllOrImagesFilter(),
 			crl::guard(this, callback));
 	}, widget->lifetime());
+
+	block.itemModifyRequest(
+	) | rpl::start_with_next([=, controller = _controller](int index) {
+		Editor::OpenWithPreparedFile(
+			this,
+			controller,
+			&_list.files[index],
+			st::sendMediaPreviewSize,
+			[=] { refreshAllAfterChanges(from); });
+	}, widget->lifetime());
 }
 
 void SendFilesBox::refreshControls() {
@@ -640,6 +663,11 @@ void SendFilesBox::setupSendWayControls() {
 		sendWay.setSendImagesAsPhotos(_sendImagesAsPhotos->checked());
 		_sendWay = sendWay;
 	}, lifetime());
+
+	_hintLabel.create(
+		this,
+		tr::lng_edit_photo_editor_hint(tr::now),
+		st::editMediaHintLabel);
 }
 
 void SendFilesBox::updateSendWayControlsVisibility() {
@@ -647,6 +675,11 @@ void SendFilesBox::updateSendWayControlsVisibility() {
 	_groupFiles->setVisible(_list.hasGroupOption(onlyOne));
 	_sendImagesAsPhotos->setVisible(
 		_list.hasSendImagesAsPhotosOption(onlyOne));
+
+	_hintLabel->setVisible(
+		_controller->session().settings().photoEditorHintShown()
+			? _list.hasSendImagesAsPhotosOption(false)
+			: false);
 }
 
 void SendFilesBox::setupCaption() {
@@ -850,14 +883,15 @@ void SendFilesBox::updateBoxSize() {
 	if (_caption) {
 		footerHeight += st::boxPhotoCaptionSkip + _caption->height();
 	}
-	const auto pointers = {
-		_groupFiles.data(),
-		_sendImagesAsPhotos.data(),
-	};
-	for (auto pointer : pointers) {
+	const auto pairs = std::array<std::pair<RpWidget*, int>, 3>{ {
+		{ _groupFiles.data(), st::boxPhotoCompressedSkip },
+		{ _sendImagesAsPhotos.data(), st::boxPhotoCompressedSkip },
+		{ _hintLabel.data(), st::editMediaLabelMargins.top() },
+	} };
+	for (const auto &pair : pairs) {
+		const auto pointer = pair.first;
 		if (pointer && !pointer->isHidden()) {
-			footerHeight += st::boxPhotoCompressedSkip
-				+ pointer->heightNoMargins();
+			footerHeight += pair.second + pointer->heightNoMargins();
 		}
 	}
 	_footerHeight = footerHeight;
@@ -916,16 +950,18 @@ void SendFilesBox::updateControlsGeometry() {
 			_emojiToggle->update();
 		}
 	}
-	const auto pointers = {
-		_groupFiles.data(),
-		_sendImagesAsPhotos.data(),
-	};
-	for (const auto pointer : ranges::views::reverse(pointers)) {
+	const auto pairs = std::array<std::pair<RpWidget*, int>, 3>{ {
+		{ _hintLabel.data(), st::editMediaLabelMargins.top() },
+		{ _groupFiles.data(), st::boxPhotoCompressedSkip },
+		{ _sendImagesAsPhotos.data(), st::boxPhotoCompressedSkip },
+	} };
+	for (const auto &pair : ranges::views::reverse(pairs)) {
+		const auto pointer = pair.first;
 		if (pointer && !pointer->isHidden()) {
 			pointer->moveToLeft(
 				st::boxPhotoPadding.left(),
 				bottom - pointer->heightNoMargins());
-			bottom -= st::boxPhotoCompressedSkip + pointer->heightNoMargins();
+			bottom -= pair.second + pointer->heightNoMargins();
 		}
 	}
 	_scroll->resize(width(), bottom - _titleHeight.current());
@@ -976,6 +1012,12 @@ void SendFilesBox::send(
 	for (auto &block : _blocks) {
 		block.applyAlbumOrder();
 	}
+
+	if (Storage::ApplyModifications(_list)) {
+		_controller->session().settings().incrementPhotoEditorHintShown();
+		_controller->session().saveSettings();
+	}
+
 	_confirmed = true;
 	if (_confirmedCallback) {
 		auto caption = (_caption && !_caption->isHidden())
@@ -1002,7 +1044,7 @@ void SendFilesBox::sendScheduled() {
 		? SendMenu::Type::ScheduledToUser
 		: _sendMenuType;
 	const auto callback = [=](Api::SendOptions options) { send(options); };
-	Ui::show(
+	_controller->show(
 		HistoryView::PrepareScheduleBox(this, type, callback),
 		Ui::LayerOption::KeepOther);
 }

Telegram/SourceFiles/boxes/send_files_box.h

@@ -35,6 +35,7 @@ struct GroupMediaLayout;
 class EmojiButton;
 class AlbumPreview;
 class VerticalLayout;
+class FlatLabel;
 } // namespace Ui
 
 namespace Window {
@@ -102,6 +103,7 @@ private:
 
 		[[nodiscard]] rpl::producer<int> itemDeleteRequest() const;
 		[[nodiscard]] rpl::producer<int> itemReplaceRequest() const;
+		[[nodiscard]] rpl::producer<int> itemModifyRequest() const;
 
 		void setSendWay(Ui::SendFilesWay way);
 		void applyAlbumOrder();
@@ -183,6 +185,7 @@ private:
 
 	object_ptr<Ui::Checkbox> _groupFiles = { nullptr };
 	object_ptr<Ui::Checkbox> _sendImagesAsPhotos = { nullptr };
+	object_ptr<Ui::FlatLabel> _hintLabel = { nullptr };
 	rpl::variable<Ui::SendFilesWay> _sendWay = Ui::SendFilesWay();
 
 	rpl::variable<int> _footerHeight = 0;

Telegram/SourceFiles/boxes/share_box.cpp

@@ -27,7 +27,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "history/history.h"
 #include "history/history_message.h"
 #include "history/view/history_view_schedule_box.h"
-#include "window/themes/window_theme.h"
 #include "window/window_session_controller.h"
 #include "boxes/peer_list_box.h"
 #include "chat_helpers/emoji_suggestions_widget.h"
@@ -42,7 +41,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "styles/style_boxes.h"
 #include "styles/style_chat.h"
 
-class ShareBox::Inner final : public Ui::RpWidget, private base::Subscriber {
+class ShareBox::Inner final : public Ui::RpWidget {
 public:
 	Inner(QWidget *parent, const Descriptor &descriptor);
 
@@ -598,11 +597,10 @@ ShareBox::Inner::Inner(QWidget *parent, const Descriptor &descriptor)
 		update();
 	}, lifetime());
 
-	subscribe(Window::Theme::Background(), [this](const Window::Theme::BackgroundUpdate &update) {
-		if (update.paletteChanged()) {
-			invalidateCache();
-		}
-	});
+	style::PaletteChanged(
+	) | rpl::start_with_next([=] {
+		invalidateCache();
+	}, lifetime());
 }
 
 void ShareBox::Inner::invalidateCache() {
@@ -1113,7 +1111,6 @@ QString AppendShareGameScoreUrl(
 		? session->data().channelLoaded(fullId.channel)
 		: static_cast<ChannelData*>(nullptr);
 	auto channelAccessHash = uint64(channel ? channel->access : 0);
-	auto channelAccessHashInts = reinterpret_cast<int32*>(&channelAccessHash);
 	shareHashDataInts[0] = session->userId().bare;
 	shareHashDataInts[1] = fullId.channel.bare;
 	shareHashDataInts[2] = fullId.msg;

Telegram/SourceFiles/boxes/sticker_set_box.cpp

@@ -23,6 +23,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/image/image.h"
 #include "ui/image/image_location_factory.h"
 #include "ui/text/text_utilities.h"
+#include "ui/effects/path_shift_gradient.h"
 #include "ui/emoji_config.h"
 #include "ui/toast/toast.h"
 #include "ui/widgets/popup_menu.h"
@@ -50,25 +51,35 @@ constexpr auto kStickersPanelPerRow = 5;
 using Data::StickersSet;
 using Data::StickersPack;
 using Data::StickersByEmojiMap;
+using SetFlag = Data::StickersSetFlag;
 
 } // namespace
 
-class StickerSetBox::Inner : public Ui::RpWidget, private base::Subscriber {
+class StickerSetBox::Inner final : public Ui::RpWidget {
 public:
 	Inner(
 		QWidget *parent,
 		not_null<Window::SessionController*> controller,
-		const MTPInputStickerSet &set);
+		const StickerSetIdentifier &set);
 
 	bool loaded() const;
 	bool notInstalled() const;
 	bool official() const;
-	rpl::producer<TextWithEntities> title() const;
-	QString shortName() const;
+	[[nodiscard]] rpl::producer<TextWithEntities> title() const;
+	[[nodiscard]] QString shortName() const;
 
 	void install();
-	rpl::producer<uint64> setInstalled() const;
-	rpl::producer<> updateControls() const;
+	[[nodiscard]] rpl::producer<uint64> setInstalled() const;
+	[[nodiscard]] rpl::producer<uint64> setArchived() const;
+	[[nodiscard]] rpl::producer<> updateControls() const;
+
+	[[nodiscard]] rpl::producer<Error> errors() const;
+
+	void archiveStickers();
+
+	bool isMasksSet() const {
+		return (_setFlags & SetFlag::Masks);
+	}
 
 	~Inner();
 
@@ -102,10 +113,6 @@ private:
 	void gotSet(const MTPmessages_StickerSet &set);
 	void installDone(const MTPmessages_StickerSetInstallResult &result);
 
-	bool isMasksSet() const {
-		return (_setFlags & MTPDstickerSet::Flag::f_masks);
-	}
-
 	not_null<Lottie::MultiPlayer*> getLottiePlayer();
 
 	void showPreview();
@@ -122,11 +129,13 @@ private:
 	QString _setTitle, _setShortName;
 	int _setCount = 0;
 	int32 _setHash = 0;
-	MTPDstickerSet::Flags _setFlags = 0;
+	Data::StickersSetFlags _setFlags;
 	TimeId _setInstallDate = TimeId(0);
 	ImageWithLocation _setThumbnail;
 
-	MTPInputStickerSet _input;
+	const std::unique_ptr<Ui::PathShiftGradient> _pathGradient;
+
+	StickerSetIdentifier _input;
 
 	mtpRequestId _installRequest = 0;
 
@@ -136,14 +145,16 @@ private:
 	int _previewShown = -1;
 
 	rpl::event_stream<uint64> _setInstalled;
+	rpl::event_stream<uint64> _setArchived;
 	rpl::event_stream<> _updateControls;
+	rpl::event_stream<Error> _errors;
 
 };
 
 StickerSetBox::StickerSetBox(
 	QWidget*,
 	not_null<Window::SessionController*> controller,
-	const MTPInputStickerSet &set)
+	const StickerSetIdentifier &set)
 : _controller(controller)
 , _set(set) {
 }
@@ -152,8 +163,8 @@ QPointer<Ui::BoxContent> StickerSetBox::Show(
 		not_null<Window::SessionController*> controller,
 		not_null<DocumentData*> document) {
 	if (const auto sticker = document->sticker()) {
-		if (sticker->set.type() != mtpc_inputStickerSetEmpty) {
-			return Ui::show(
+		if (sticker->set) {
+			return controller->show(
 				Box<StickerSetBox>(controller, sticker->set),
 				Ui::LayerOption::KeepOther).data();
 		}
@@ -183,7 +194,47 @@ void StickerSetBox::prepare() {
 
 	_inner->setInstalled(
 	) | rpl::start_with_next([=](uint64 setId) {
-		_controller->session().api().stickerSetInstalled(setId);
+		if (_inner->isMasksSet()) {
+			Ui::Toast::Show(tr::lng_masks_installed(tr::now));
+		} else {
+			auto &stickers = _controller->session().data().stickers();
+			stickers.notifyStickerSetInstalled(setId);
+		}
+		closeBox();
+	}, lifetime());
+
+	_inner->errors(
+	) | rpl::start_with_next([=](Error error) {
+		handleError(error);
+	}, lifetime());
+
+	_inner->setArchived(
+	) | rpl::start_with_next([=](uint64 setId) {
+		const auto isMasks = _inner->isMasksSet();
+
+		Ui::Toast::Show(isMasks
+			? tr::lng_masks_has_been_archived(tr::now)
+			: tr::lng_stickers_has_been_archived(tr::now));
+
+		auto &order = isMasks
+			? _controller->session().data().stickers().maskSetsOrderRef()
+			: _controller->session().data().stickers().setsOrderRef();
+		const auto index = order.indexOf(setId);
+		if (index != -1) {
+			order.removeAt(index);
+
+			auto &local = _controller->session().local();
+			if (isMasks) {
+				local.writeInstalledMasks();
+				local.writeArchivedMasks();
+			} else {
+				local.writeInstalledStickers();
+				local.writeArchivedStickers();
+			}
+		}
+
+		_controller->session().data().stickers().notifyUpdated();
+
 		closeBox();
 	}, lifetime());
 }
@@ -198,36 +249,18 @@ void StickerSetBox::copyStickersLink() {
 	QGuiApplication::clipboard()->setText(url);
 }
 
-void StickerSetBox::archiveStickers() {
-	const auto weak = base::make_weak(_controller.get());
-	const auto setId = _set.c_inputStickerSetID().vid().v;
-	_controller->session().api().request(MTPmessages_InstallStickerSet(
-		_set,
-		MTP_boolTrue()
-	)).done([=](const MTPmessages_StickerSetInstallResult &result) {
-		const auto controller = weak.get();
-		if (!controller) {
-			return;
-		}
-		if (result.type() == mtpc_messages_stickerSetInstallResultSuccess) {
-			Ui::Toast::Show(tr::lng_stickers_has_been_archived(tr::now));
-            
-			const auto &session = controller->session();
-			auto &order = session.data().stickers().setsOrderRef();
-			const auto index = order.indexOf(setId);
-			if (index == -1) {
-				return;
-			}
-			order.removeAt(index);
-            
-			session.local().writeInstalledStickers();
-			session.local().writeArchivedStickers();
-            
-			session.data().stickers().notifyUpdated();
-		}
-	}).fail([](const MTP::Error &error) {
-		Ui::Toast::Show(Lang::Hard::ServerError());
-	}).send();
+void StickerSetBox::handleError(Error error) {
+	const auto guard = gsl::finally(crl::guard(this, [=] {
+		closeBox();
+	}));
+
+	switch (error) {
+	case Error::NotFound:
+		_controller->show(
+			Box<InformBox>(tr::lng_stickers_not_found(tr::now)));
+		break;
+	default: Unexpected("Error in StickerSetBox::handleError.");
+	}
 }
 
 void StickerSetBox::updateTitleAndButtons() {
@@ -238,8 +271,12 @@ void StickerSetBox::updateTitleAndButtons() {
 void StickerSetBox::updateButtons() {
 	clearButtons();
 	if (_inner->loaded()) {
+		const auto isMasks = _inner->isMasksSet();
 		if (_inner->notInstalled()) {
-			addButton(tr::lng_stickers_add_pack(), [=] { addStickers(); });
+			auto addText = isMasks
+				? tr::lng_stickers_add_masks()
+				: tr::lng_stickers_add_pack();
+			addButton(std::move(addText), [=] { addStickers(); });
 			addButton(tr::lng_cancel(), [=] { closeBox(); });
 
 			if (!_inner->shortName().isEmpty()) {
@@ -254,7 +291,9 @@ void StickerSetBox::updateButtons() {
 				top->setClickedCallback([=] {
 					*menu = base::make_unique_q<Ui::PopupMenu>(top);
 					(*menu)->addAction(
-						tr::lng_stickers_share_pack(tr::now),
+						(isMasks
+							? tr::lng_stickers_share_masks
+							: tr::lng_stickers_share_pack)(tr::now),
 						share);
 					(*menu)->popup(QCursor::pos());
 					return true;
@@ -267,21 +306,25 @@ void StickerSetBox::updateButtons() {
 				copyStickersLink();
 				Ui::Toast::Show(tr::lng_stickers_copied(tr::now));
 			};
-			addButton(tr::lng_stickers_share_pack(), std::move(share));
+			auto shareText = isMasks
+				? tr::lng_stickers_share_masks()
+				: tr::lng_stickers_share_pack();
+			addButton(std::move(shareText), std::move(share));
 			addButton(tr::lng_cancel(), [=] { closeBox(); });
 
 			if (!_inner->shortName().isEmpty()) {
 				const auto top = addTopButton(st::infoTopBarMenu);
 				const auto archive = [=] {
-					archiveStickers();
-					closeBox();
+					_inner->archiveStickers();
 				};
 				const auto menu =
 					std::make_shared<base::unique_qptr<Ui::PopupMenu>>();
 				top->setClickedCallback([=] {
 					*menu = base::make_unique_q<Ui::PopupMenu>(top);
 					(*menu)->addAction(
-						tr::lng_stickers_archive_pack(tr::now),
+						isMasks
+							? tr::lng_masks_archive_pack(tr::now)
+							: tr::lng_stickers_archive_pack(tr::now),
 						archive);
 					(*menu)->popup(QCursor::pos());
 					return true;
@@ -302,29 +345,26 @@ void StickerSetBox::resizeEvent(QResizeEvent *e) {
 StickerSetBox::Inner::Inner(
 	QWidget *parent,
 	not_null<Window::SessionController*> controller,
-	const MTPInputStickerSet &set)
+	const StickerSetIdentifier &set)
 : RpWidget(parent)
 , _controller(controller)
 , _api(&_controller->session().mtp())
+, _setId(set.id)
+, _setAccess(set.accessHash)
+, _setShortName(set.shortName)
+, _pathGradient(std::make_unique<Ui::PathShiftGradient>(
+	st::windowBgRipple,
+	st::windowBgOver,
+	[=] { update(); }))
 , _input(set)
 , _previewTimer([=] { showPreview(); }) {
-	set.match([&](const MTPDinputStickerSetID &data) {
-		_setId = data.vid().v;
-		_setAccess = data.vaccess_hash().v;
-	}, [&](const MTPDinputStickerSetShortName &data) {
-		_setShortName = qs(data.vshort_name());
-	}, [](const MTPDinputStickerSetEmpty &) {
-	}, [](const MTPDinputStickerSetAnimatedEmoji &) {
-	}, [](const MTPDinputStickerSetDice &) {
-	});
-
 	_api.request(MTPmessages_GetStickerSet(
-		_input
+		Data::InputStickerSet(_input)
 	)).done([=](const MTPmessages_StickerSet &result) {
 		gotSet(result);
 	}).fail([=](const MTP::Error &error) {
 		_loaded = true;
-		Ui::show(Box<InformBox>(tr::lng_stickers_not_found(tr::now)));
+		_errors.fire(Error::NotFound);
 	}).send();
 
 	_controller->session().api().updateStickers();
@@ -382,7 +422,7 @@ void StickerSetBox::Inner::gotSet(const MTPmessages_StickerSet &set) {
 			_setAccess = set.vaccess_hash().v;
 			_setCount = set.vcount().v;
 			_setHash = set.vhash().v;
-			_setFlags = set.vflags().v;
+			_setFlags = Data::ParseStickersSetFlags(set);
 			_setInstallDate = set.vinstalled_date().value_or(0);
 			_setThumbnail = [&] {
 				if (const auto thumbs = set.vthumbs()) {
@@ -402,12 +442,11 @@ void StickerSetBox::Inner::gotSet(const MTPmessages_StickerSet &set) {
 			const auto it = sets.find(_setId);
 			if (it != sets.cend()) {
 				const auto set = it->second.get();
-				using ClientFlag = MTPDstickerSet_ClientFlag;
 				const auto clientFlags = set->flags
-					& (ClientFlag::f_featured
-						| ClientFlag::f_not_loaded
-						| ClientFlag::f_unread
-						| ClientFlag::f_special);
+					& (SetFlag::Featured
+						| SetFlag::NotLoaded
+						| SetFlag::Unread
+						| SetFlag::Special);
 				_setFlags |= clientFlags;
 				set->flags = _setFlags;
 				set->installDate = _setInstallDate;
@@ -419,7 +458,7 @@ void StickerSetBox::Inner::gotSet(const MTPmessages_StickerSet &set) {
 	});
 
 	if (_pack.isEmpty()) {
-		Ui::show(Box<InformBox>(tr::lng_stickers_not_found(tr::now)));
+		_errors.fire(Error::NotFound);
 		return;
 	} else {
 		int32 rows = _pack.size() / kStickersPanelPerRow + ((_pack.size() % kStickersPanelPerRow) ? 1 : 0);
@@ -435,24 +474,38 @@ rpl::producer<uint64> StickerSetBox::Inner::setInstalled() const {
 	return _setInstalled.events();
 }
 
+rpl::producer<uint64> StickerSetBox::Inner::setArchived() const {
+	return _setArchived.events();
+}
+
 rpl::producer<> StickerSetBox::Inner::updateControls() const {
 	return _updateControls.events();
 }
 
+rpl::producer<StickerSetBox::Error> StickerSetBox::Inner::errors() const {
+	return _errors.events();
+}
+
 void StickerSetBox::Inner::installDone(
 		const MTPmessages_StickerSetInstallResult &result) {
-	auto &sets = _controller->session().data().stickers().setsRef();
+	auto &stickers = _controller->session().data().stickers();
+	auto &sets = stickers.setsRef();
+	const auto isMasks = isMasksSet();
 
-	bool wasArchived = (_setFlags & MTPDstickerSet::Flag::f_archived);
+	const bool wasArchived = (_setFlags & SetFlag::Archived);
 	if (wasArchived) {
-		auto index = _controller->session().data().stickers().archivedSetsOrderRef().indexOf(_setId);
+		const auto index = (isMasks
+			? stickers.archivedMaskSetsOrderRef()
+			: stickers.archivedSetsOrderRef()).indexOf(_setId);
 		if (index >= 0) {
-			_controller->session().data().stickers().archivedSetsOrderRef().removeAt(index);
+			(isMasks
+				? stickers.archivedMaskSetsOrderRef()
+				: stickers.archivedSetsOrderRef()).removeAt(index);
 		}
 	}
 	_setInstallDate = base::unixtime::now();
-	_setFlags &= ~MTPDstickerSet::Flag::f_archived;
-	_setFlags |= MTPDstickerSet::Flag::f_installed_date;
+	_setFlags &= ~SetFlag::Archived;
+	_setFlags |= SetFlag::Installed;
 	auto it = sets.find(_setId);
 	if (it == sets.cend()) {
 		it = sets.emplace(
@@ -476,8 +529,10 @@ void StickerSetBox::Inner::installDone(
 	set->stickers = _pack;
 	set->emoji = _emoji;
 
-	auto &order = _controller->session().data().stickers().setsOrderRef();
-	int insertAtIndex = 0, currentIndex = order.indexOf(_setId);
+	auto &order = isMasks
+		? stickers.maskSetsOrderRef()
+		: stickers.setsOrderRef();
+	const auto insertAtIndex = 0, currentIndex = order.indexOf(_setId);
 	if (currentIndex != insertAtIndex) {
 		if (currentIndex > 0) {
 			order.removeAt(currentIndex);
@@ -489,8 +544,10 @@ void StickerSetBox::Inner::installDone(
 	if (customIt != sets.cend()) {
 		const auto custom = customIt->second.get();
 		for (const auto sticker : std::as_const(_pack)) {
-			int removeIndex = custom->stickers.indexOf(sticker);
-			if (removeIndex >= 0) custom->stickers.removeAt(removeIndex);
+			const int removeIndex = custom->stickers.indexOf(sticker);
+			if (removeIndex >= 0) {
+				custom->stickers.removeAt(removeIndex);
+			}
 		}
 		if (custom->stickers.isEmpty()) {
 			sets.erase(customIt);
@@ -498,14 +555,23 @@ void StickerSetBox::Inner::installDone(
 	}
 
 	if (result.type() == mtpc_messages_stickerSetInstallResultArchive) {
-		_controller->session().data().stickers().applyArchivedResult(
+		stickers.applyArchivedResult(
 			result.c_messages_stickerSetInstallResultArchive());
 	} else {
+		auto &storage = _controller->session().local();
 		if (wasArchived) {
-			_controller->session().local().writeArchivedStickers();
+			if (isMasks) {
+				storage.writeArchivedMasks();
+			} else {
+				storage.writeArchivedStickers();
+			}
 		}
-		_controller->session().local().writeInstalledStickers();
-		_controller->session().data().stickers().notifyUpdated();
+		if (isMasks) {
+			storage.writeInstalledMasks();
+		} else {
+			storage.writeInstalledStickers();
+		}
+		stickers.notifyUpdated();
 	}
 	_setInstalled.fire_copy(_setId);
 }
@@ -622,10 +688,10 @@ void StickerSetBox::Inner::paintEvent(QPaintEvent *e) {
 		return;
 	}
 
-	int32 rows = (_elements.size() / kStickersPanelPerRow)
-		+ ((_elements.size() % kStickersPanelPerRow) ? 1 : 0);
 	int32 from = qFloor(e->rect().top() / st::stickersSize.height()), to = qFloor(e->rect().bottom() / st::stickersSize.height()) + 1;
 
+	_pathGradient->startFrame(0, width(), width() / 2);
+
 	for (int32 i = from; i < to; ++i) {
 		for (int32 j = 0; j < kStickersPanelPerRow; ++j) {
 			int32 index = i * kStickersPanelPerRow + j;
@@ -721,7 +787,8 @@ void StickerSetBox::Inner::paintSticker(
 	const auto &media = element.documentMedia;
 	media->checkStickerSmall();
 
-	if (document->sticker()->animated
+	const auto isAnimated = document->sticker()->animated;
+	if (isAnimated
 		&& !element.animated
 		&& media->loaded()) {
 		const_cast<Inner*>(this)->setupLottie(index);
@@ -729,7 +796,7 @@ void StickerSetBox::Inner::paintSticker(
 
 	auto w = 1;
 	auto h = 1;
-	if (element.animated && !document->dimensions.isEmpty()) {
+	if (isAnimated && !document->dimensions.isEmpty()) {
 		const auto request = Lottie::FrameRequest{ boundingBoxSize() * cIntRetinaFactor() };
 		const auto size = request.size(document->dimensions, true) / cIntRetinaFactor();
 		w = std::max(size.width(), 1);
@@ -741,6 +808,7 @@ void StickerSetBox::Inner::paintSticker(
 		h = std::max(qRound(coef * document->dimensions.height()), 1);
 	}
 	QPoint ppos = position + QPoint((st::stickersSize.width() - w) / 2, (st::stickersSize.height() - h) / 2);
+
 	if (element.animated && element.animated->ready()) {
 		const auto frame = element.animated->frame();
 		p.drawImage(
@@ -753,6 +821,12 @@ void StickerSetBox::Inner::paintSticker(
 			ppos,
 			width(),
 			image->pix(w, h));
+	} else {
+		ChatHelpers::PaintStickerThumbnailPath(
+			p,
+			media.get(),
+			QRect(ppos, QSize(w, h)),
+			_pathGradient.get());
 	}
 }
 
@@ -767,8 +841,8 @@ bool StickerSetBox::Inner::notInstalled() const {
 	const auto &sets = _controller->session().data().stickers().sets();
 	const auto it = sets.find(_setId);
 	if ((it == sets.cend())
-		|| !(it->second->flags & MTPDstickerSet::Flag::f_installed_date)
-		|| (it->second->flags & MTPDstickerSet::Flag::f_archived)) {
+		|| !(it->second->flags & SetFlag::Installed)
+		|| (it->second->flags & SetFlag::Archived)) {
 		return !_pack.empty();
 	}
 	return false;
@@ -794,21 +868,29 @@ QString StickerSetBox::Inner::shortName() const {
 }
 
 void StickerSetBox::Inner::install() {
-	if (isMasksSet()) {
-		Ui::show(
-			Box<InformBox>(tr::lng_stickers_masks_pack(tr::now)),
-			Ui::LayerOption::KeepOther);
-		return;
-	} else if (_installRequest) {
+	if (_installRequest) {
 		return;
 	}
 	_installRequest = _api.request(MTPmessages_InstallStickerSet(
-		_input,
+		Data::InputStickerSet(_input),
 		MTP_bool(false)
 	)).done([=](const MTPmessages_StickerSetInstallResult &result) {
 		installDone(result);
 	}).fail([=](const MTP::Error &error) {
-		Ui::show(Box<InformBox>(tr::lng_stickers_not_found(tr::now)));
+		_errors.fire(Error::NotFound);
+	}).send();
+}
+
+void StickerSetBox::Inner::archiveStickers() {
+	_api.request(MTPmessages_InstallStickerSet(
+		Data::InputStickerSet(_input),
+		MTP_boolTrue()
+	)).done([=](const MTPmessages_StickerSetInstallResult &result) {
+		if (result.type() == mtpc_messages_stickerSetInstallResultSuccess) {
+			_setArchived.fire_copy(_setId);
+		}
+	}).fail([](const MTP::Error &error) {
+		Ui::Toast::Show(Lang::Hard::ServerError());
 	}).send();
 }
 

Telegram/SourceFiles/boxes/sticker_set_box.h

@@ -26,7 +26,7 @@ public:
 	StickerSetBox(
 		QWidget*,
 		not_null<Window::SessionController*> controller,
-		const MTPInputStickerSet &set);
+		const StickerSetIdentifier &set);
 
 	static QPointer<Ui::BoxContent> Show(
 		not_null<Window::SessionController*> controller,
@@ -38,14 +38,18 @@ protected:
 	void resizeEvent(QResizeEvent *e) override;
 
 private:
+	enum class Error {
+		NotFound,
+	};
+
 	void updateTitleAndButtons();
 	void updateButtons();
 	void addStickers();
 	void copyStickersLink();
-	void archiveStickers();
+	void handleError(Error error);
 
 	const not_null<Window::SessionController*> _controller;
-	MTPInputStickerSet _set;
+	const StickerSetIdentifier _set;
 
 	class Inner;
 	QPointer<Inner> _inner;

Telegram/SourceFiles/boxes/stickers_box.cpp

@@ -45,6 +45,7 @@ namespace {
 using Data::StickersSet;
 using Data::StickersSetsOrder;
 using Data::StickersSetThumbnailView;
+using SetFlag = Data::StickersSetFlag;
 
 constexpr auto kArchivedLimitFirstRequest = 10;
 constexpr auto kArchivedLimitPerPage = 30;
@@ -68,9 +69,7 @@ private:
 };
 
 // This class is hold in header because it requires Qt preprocessing.
-class StickersBox::Inner
-	: public Ui::RpWidget
-	, private base::Subscriber {
+class StickersBox::Inner : public Ui::RpWidget {
 public:
 	using Section = StickersBox::Section;
 
@@ -85,12 +84,14 @@ public:
 
 	[[nodiscard]] Main::Session &session() const;
 
-	base::Observable<int> scrollToY;
+	rpl::producer<int> scrollsToY() const {
+		return _scrollsToY.events();
+	}
 	void setInnerFocus();
 
 	void saveGroupSet();
 
-	void rebuild();
+	void rebuild(bool masks);
 	void updateSize(int newWidth = 0);
 	void updateRows(); // refresh only pack cover stickers
 	bool appendSet(not_null<StickersSet*> set);
@@ -152,6 +153,7 @@ private:
 		~Row();
 
 		bool isRecentSet() const;
+		bool isMasksSet() const;
 
 		const not_null<StickersSet*> set;
 		DocumentData *sticker = nullptr;
@@ -232,14 +234,15 @@ private:
 	void rebuildMegagroupSet();
 	void fixupMegagroupSetAddress();
 	void handleMegagroupSetAddressChange();
-	void setMegagroupSelectedSet(const MTPInputStickerSet &set);
+	void setMegagroupSelectedSet(const StickerSetIdentifier &set);
 
 	int countMaxNameWidth() const;
 
 	const not_null<Window::SessionController*> _controller;
 	MTP::Sender _api;
 
-	Section _section;
+	const Section _section;
+	const bool _isInstalled;
 
 	int32 _rowHeight;
 
@@ -276,11 +279,13 @@ private:
 	int _above = -1;
 	rpl::event_stream<int> _draggingScrollDelta;
 
+	rpl::event_stream<int> _scrollsToY;
+
 	int _minHeight = 0;
 
 	int _scrollbar = 0;
 	ChannelData *_megagroupSet = nullptr;
-	MTPInputStickerSet _megagroupSetInput = MTP_inputStickerSetEmpty();
+	StickerSetIdentifier _megagroupSetInput;
 	std::unique_ptr<Row> _megagroupSelectedSet;
 	object_ptr<AddressField> _megagroupSetField = { nullptr };
 	object_ptr<Ui::PlainShadow> _megagroupSelectedShadow = { nullptr };
@@ -349,7 +354,7 @@ void StickersBox::Tab::returnWidget(object_ptr<Inner> widget) {
 	Assert(_widget == _weak);
 }
 
-StickersBox::Inner *StickersBox::Tab::widget() {
+StickersBox::Inner *StickersBox::Tab::widget() const {
 	return _weak;
 }
 
@@ -364,7 +369,8 @@ void StickersBox::Tab::saveScrollTop() {
 StickersBox::StickersBox(
 	QWidget*,
 	not_null<Window::SessionController*> controller,
-	Section section)
+	Section section,
+	bool masks)
 : _controller(controller)
 , _api(&controller->session().mtp())
 , _tabs(this, st::stickersTabs)
@@ -372,9 +378,11 @@ StickersBox::StickersBox(
 	this,
 	controller->session().data().stickers().featuredSetsUnreadCountValue())
 , _section(section)
-, _installed(0, this, controller, Section::Installed)
-, _featured(1, this, controller, Section::Featured)
-, _archived(2, this, controller, Section::Archived) {
+, _isMasks(masks)
+, _installed(_isMasks ? Tab() : Tab(0, this, controller, Section::Installed))
+, _masks(_isMasks ? Tab(0, this, controller, Section::Masks) : Tab())
+, _featured(_isMasks ? Tab() : Tab(1, this, controller, Section::Featured))
+, _archived((_isMasks ? 1 : 2), this, controller, Section::Archived) {
 	_tabs->setRippleTopRoundRadius(st::boxRadius);
 }
 
@@ -385,11 +393,13 @@ StickersBox::StickersBox(
 : _controller(controller)
 , _api(&controller->session().mtp())
 , _section(Section::Installed)
+, _isMasks(false)
 , _installed(0, this, controller, megagroup)
 , _megagroupSet(megagroup) {
-	subscribe(_installed.widget()->scrollToY, [=](int y) {
+	_installed.widget()->scrollsToY(
+	) | rpl::start_with_next([=](int y) {
 		onScrollToY(y);
-	});
+	}, lifetime());
 }
 
 StickersBox::StickersBox(
@@ -399,6 +409,7 @@ StickersBox::StickersBox(
 : _controller(controller)
 , _api(&controller->session().mtp())
 , _section(Section::Attached)
+, _isMasks(false)
 , _attached(0, this, controller, Section::Attached)
 , _attachedSets(attachedSets) {
 }
@@ -419,8 +430,11 @@ void StickersBox::showAttachedStickers() {
 		if (const auto set = session().data().stickers().feedSet(*setData)) {
 			if (_attached.widget()->appendSet(set)) {
 				addedSet = true;
-				if (set->stickers.isEmpty() || (set->flags & MTPDstickerSet_ClientFlag::f_not_loaded)) {
-					session().api().scheduleStickerSetRequest(set->id, set->access);
+				if (set->stickers.isEmpty()
+					|| (set->flags & SetFlag::NotLoaded)) {
+					session().api().scheduleStickerSetRequest(
+						set->id,
+						set->access);
 				}
 			}
 		}
@@ -444,7 +458,7 @@ void StickersBox::getArchivedDone(
 	}
 
 	auto &stickers = result.c_messages_archivedStickers();
-	auto &archived = session().data().stickers().archivedSetsOrderRef();
+	auto &archived = archivedSetsOrderRef();
 	if (offsetId) {
 		auto index = archived.indexOf(offsetId);
 		if (index >= 0) {
@@ -485,8 +499,11 @@ void StickersBox::getArchivedDone(
 			}
 			if (_archived.widget()->appendSet(set)) {
 				addedSet = true;
-				if (set->stickers.isEmpty() || (set->flags & MTPDstickerSet_ClientFlag::f_not_loaded)) {
-					session().api().scheduleStickerSetRequest(set->id, set->access);
+				if (set->stickers.isEmpty()
+					|| (set->flags & SetFlag::NotLoaded)) {
+					session().api().scheduleStickerSetRequest(
+						set->id,
+						set->access);
 				}
 			}
 		}
@@ -511,7 +528,11 @@ void StickersBox::getArchivedDone(
 void StickersBox::prepare() {
 	if (_section == Section::Installed) {
 		if (_tabs) {
-			session().local().readArchivedStickers();
+			if (_isMasks) {
+				session().local().readArchivedMasks();
+			} else {
+				session().local().readArchivedStickers();
+			}
 		} else {
 			setTitle(tr::lng_stickers_group_set());
 		}
@@ -521,7 +542,7 @@ void StickersBox::prepare() {
 		setTitle(tr::lng_stickers_attached_sets());
 	}
 	if (_tabs) {
-		if (session().data().stickers().archivedSetsOrder().isEmpty()) {
+		if (archivedSetsOrder().isEmpty()) {
 			preloadArchivedSets();
 		}
 		setNoContentMargin(true);
@@ -531,21 +552,33 @@ void StickersBox::prepare() {
 			lifetime());
 		refreshTabs();
 	}
-	if (_installed.widget() && _section != Section::Installed) _installed.widget()->hide();
-	if (_featured.widget() && _section != Section::Featured) _featured.widget()->hide();
-	if (_archived.widget() && _section != Section::Archived) _archived.widget()->hide();
-	if (_attached.widget() && _section != Section::Attached) _attached.widget()->hide();
+	if (_installed.widget() && _section != Section::Installed) {
+		_installed.widget()->hide();
+	}
+	if (_masks.widget() && _section != Section::Masks) {
+		_masks.widget()->hide();
+	}
+	if (_featured.widget() && _section != Section::Featured) {
+		_featured.widget()->hide();
+	}
+	if (_archived.widget() && _section != Section::Archived) {
+		_archived.widget()->hide();
+	}
+	if (_attached.widget() && _section != Section::Attached) {
+		_attached.widget()->hide();
+	}
 
+	const auto installCallback = [=](uint64 setId) { installSet(setId); };
 	if (_featured.widget()) {
-		_featured.widget()->setInstallSetCallback([this](uint64 setId) { installSet(setId); });
+		_featured.widget()->setInstallSetCallback(installCallback);
 	}
 	if (_archived.widget()) {
-		_archived.widget()->setInstallSetCallback([this](uint64 setId) { installSet(setId); });
-		_archived.widget()->setLoadMoreCallback([this] { loadMoreArchived(); });
+		_archived.widget()->setInstallSetCallback(installCallback);
+		_archived.widget()->setLoadMoreCallback([=] { loadMoreArchived(); });
 	}
 	if (_attached.widget()) {
-		_attached.widget()->setInstallSetCallback([this](uint64 setId) { installSet(setId); });
-		_attached.widget()->setLoadMoreCallback([this] { showAttachedStickers(); });
+		_attached.widget()->setInstallSetCallback(installCallback);
+		_attached.widget()->setLoadMoreCallback([=] { showAttachedStickers(); });
 	}
 
 	if (_megagroupSet) {
@@ -562,6 +595,8 @@ void StickersBox::prepare() {
 
 	if (_section == Section::Installed) {
 		_tab = &_installed;
+	} else if (_section == Section::Masks) {
+		_tab = &_masks;
 	} else if (_section == Section::Archived) {
 		_tab = &_archived;
 	} else if (_section == Section::Attached) {
@@ -577,18 +612,21 @@ void StickersBox::prepare() {
 		[this] { handleStickersUpdated(); },
 		lifetime());
 	session().api().updateStickers();
+	session().api().updateMasks();
 
-	if (_installed.widget()) {
-		_installed.widget()->draggingScrollDelta(
-		) | rpl::start_with_next([=](int delta) {
-			scrollByDraggingDelta(delta);
-		}, _installed.widget()->lifetime());
-		if (!_megagroupSet) {
-			boxClosing() | rpl::start_with_next([=] {
-				saveChanges();
-			}, lifetime());
+	for (const auto &widget : { _installed.widget(), _masks.widget() }) {
+		if (widget) {
+			widget->draggingScrollDelta(
+			) | rpl::start_with_next([=](int delta) {
+				scrollByDraggingDelta(delta);
+			}, widget->lifetime());
 		}
 	}
+	if (!_megagroupSet) {
+		boxClosing() | rpl::start_with_next([=] {
+			saveChanges();
+		}, lifetime());
+	}
 
 	if (_tabs) {
 		_tabs->raise();
@@ -598,28 +636,41 @@ void StickersBox::prepare() {
 }
 
 void StickersBox::refreshTabs() {
-	if (!_tabs) return;
+	if (!_tabs) {
+		return;
+	}
+
+	auto &stickers = session().data().stickers();
 
 	_tabIndices.clear();
-	auto sections = QStringList();
-	sections.push_back(tr::lng_stickers_installed_tab(tr::now).toUpper());
-	_tabIndices.push_back(Section::Installed);
-	if (!session().data().stickers().featuredSetsOrder().isEmpty()) {
+	auto sections = std::vector<QString>();
+	if (_installed.widget()) {
+		sections.push_back(tr::lng_stickers_installed_tab(tr::now).toUpper());
+		_tabIndices.push_back(Section::Installed);
+	}
+	if (_masks.widget()) {
+		sections.push_back(tr::lng_stickers_masks_tab(tr::now).toUpper());
+		_tabIndices.push_back(Section::Masks);
+	}
+	if (!stickers.featuredSetsOrder().isEmpty() && _featured.widget()) {
 		sections.push_back(tr::lng_stickers_featured_tab(tr::now).toUpper());
 		_tabIndices.push_back(Section::Featured);
 	}
-	if (!session().data().stickers().archivedSetsOrder().isEmpty()) {
+	if (!archivedSetsOrder().isEmpty() && _archived.widget()) {
 		sections.push_back(tr::lng_stickers_archived_tab(tr::now).toUpper());
 		_tabIndices.push_back(Section::Archived);
 	}
 	_tabs->setSections(sections);
 	if ((_tab == &_archived && !_tabIndices.contains(Section::Archived))
-		|| (_tab == &_featured && !_tabIndices.contains(Section::Featured))) {
+		|| (_tab == &_featured && !_tabIndices.contains(Section::Featured))
+		|| (_tab == &_masks && !_tabIndices.contains(Section::Masks))) {
 		switchTab();
 	} else if (_tab == &_archived) {
 		_tabs->setActiveSectionFast(_tabIndices.indexOf(Section::Archived));
 	} else if (_tab == &_featured) {
 		_tabs->setActiveSectionFast(_tabIndices.indexOf(Section::Featured));
+	} else if (_tab == &_masks) {
+		_tabs->setActiveSectionFast(_tabIndices.indexOf(Section::Masks));
 	}
 	updateTabsGeometry();
 }
@@ -632,20 +683,23 @@ void StickersBox::loadMoreArchived() {
 	}
 
 	uint64 lastId = 0;
-	const auto &order = session().data().stickers().archivedSetsOrder();
+	const auto &order = archivedSetsOrder();
 	const auto &sets = session().data().stickers().sets();
 	for (auto setIt = order.cend(), e = order.cbegin(); setIt != e;) {
 		--setIt;
 		auto it = sets.find(*setIt);
 		if (it != sets.cend()) {
-			if (it->second->flags & MTPDstickerSet::Flag::f_archived) {
+			if (it->second->flags & SetFlag::Archived) {
 				lastId = it->second->id;
 				break;
 			}
 		}
 	}
+	const auto flags = _isMasks
+		? MTPmessages_GetArchivedStickers::Flag::f_masks
+		: MTPmessages_GetArchivedStickers::Flags(0);
 	_archivedRequestId = _api.request(MTPmessages_GetArchivedStickers(
-		MTP_flags(0),
+		MTP_flags(flags),
 		MTP_long(lastId),
 		MTP_int(kArchivedLimitPerPage)
 	)).done([=](const MTPmessages_ArchivedStickers &result) {
@@ -671,13 +725,15 @@ void StickersBox::paintEvent(QPaintEvent *e) {
 void StickersBox::updateTabsGeometry() {
 	if (!_tabs) return;
 
-	_tabs->resizeToWidth(_tabIndices.size() * width() / 3);
+	const auto maxTabs = _isMasks ? 2 : 3;
+
+	_tabs->resizeToWidth(_tabIndices.size() * width() / maxTabs);
 	_unreadBadge->setVisible(_tabIndices.contains(Section::Featured));
 
 	setInnerTopSkip(getTopSkip());
 
-	auto featuredLeft = width() / 3;
-	auto featuredRight = 2 * width() / 3;
+	auto featuredLeft = width() / maxTabs;
+	auto featuredRight = 2 * width() / maxTabs;
 	auto featuredTextWidth = st::stickersTabs.labelStyle.font->width(tr::lng_stickers_featured_tab(tr::now).toUpper());
 	auto featuredTextRight = featuredLeft + (featuredRight - featuredLeft - featuredTextWidth) / 2 + featuredTextWidth;
 	auto unreadBadgeLeft = featuredTextRight - st::stickersFeaturedBadgeSkip;
@@ -709,6 +765,9 @@ void StickersBox::switchTab() {
 	} else if (newSection == Section::Archived) {
 		newTab = &_archived;
 		requestArchivedSets();
+	} else if (newSection == Section::Masks) {
+		newTab = &_masks;
+		session().api().updateMasks();
 	}
 	if (_tab == newTab) {
 		onScrollToY(0);
@@ -741,7 +800,7 @@ void StickersBox::switchTab() {
 	_slideAnimation = std::make_unique<Ui::SlideAnimation>();
 	_slideAnimation->setSnapshots(std::move(wasCache), std::move(nowCache));
 	auto slideLeft = wasIndex > nowIndex;
-	_slideAnimation->start(slideLeft, [this] { update(); }, st::slideDuration);
+	_slideAnimation->start(slideLeft, [=] { update(); }, st::slideDuration);
 	setInnerVisible(false);
 
 	setFocus();
@@ -755,6 +814,16 @@ QPixmap StickersBox::grabContentCache() {
 	return result;
 }
 
+std::array<StickersBox::Inner*, 5> StickersBox::widgets() const {
+	return {
+		_installed.widget(),
+		_featured.widget(),
+		_archived.widget(),
+		_attached.widget(),
+		_masks.widget()
+	};
+}
+
 void StickersBox::installSet(uint64 setId) {
 	const auto &sets = session().data().stickers().sets();
 	const auto it = sets.find(setId);
@@ -766,13 +835,14 @@ void StickersBox::installSet(uint64 setId) {
 	const auto set = it->second.get();
 	if (_localRemoved.contains(setId)) {
 		_localRemoved.removeOne(setId);
-		if (_installed.widget()) _installed.widget()->setRemovedSets(_localRemoved);
-		if (_featured.widget()) _featured.widget()->setRemovedSets(_localRemoved);
-		if (_archived.widget()) _archived.widget()->setRemovedSets(_localRemoved);
-		if (_attached.widget()) _attached.widget()->setRemovedSets(_localRemoved);
+		for (const auto &widget : widgets()) {
+			if (widget) {
+				widget->setRemovedSets(_localRemoved);
+			}
+		}
 	}
-	if (!(set->flags & MTPDstickerSet::Flag::f_installed_date)
-		|| (set->flags & MTPDstickerSet::Flag::f_archived)) {
+	if (!(set->flags & SetFlag::Installed)
+		|| (set->flags & SetFlag::Archived)) {
 		_api.request(MTPmessages_InstallStickerSet(
 			set->mtpInput(),
 			MTP_boolFalse()
@@ -808,8 +878,11 @@ void StickersBox::preloadArchivedSets() {
 		return;
 	}
 	if (!_archivedRequestId) {
+		const auto flags = _isMasks
+			? MTPmessages_GetArchivedStickers::Flag::f_masks
+			: MTPmessages_GetArchivedStickers::Flags(0);
 		_archivedRequestId = _api.request(MTPmessages_GetArchivedStickers(
-			MTP_flags(0),
+			MTP_flags(flags),
 			MTP_long(0),
 			MTP_int(kArchivedLimitFirstRequest)
 		)).done([=](const MTPmessages_ArchivedStickers &result) {
@@ -825,12 +898,13 @@ void StickersBox::requestArchivedSets() {
 	}
 
 	const auto &sets = session().data().stickers().sets();
-	const auto &order = session().data().stickers().archivedSetsOrder();
+	const auto &order = archivedSetsOrder();
 	for (const auto setId : order) {
 		auto it = sets.find(setId);
 		if (it != sets.cend()) {
 			const auto set = it->second.get();
-			if (set->stickers.isEmpty() && (set->flags & MTPDstickerSet_ClientFlag::f_not_loaded)) {
+			if (set->stickers.isEmpty()
+				&& (set->flags & SetFlag::NotLoaded)) {
 				session().api().scheduleStickerSetRequest(setId, set->access);
 			}
 		}
@@ -847,19 +921,22 @@ void StickersBox::resizeEvent(QResizeEvent *e) {
 	if (_titleShadow) {
 		_titleShadow->setGeometry(0, 0, width(), st::lineWidth);
 	}
-	if (_installed.widget()) _installed.widget()->resize(width(), _installed.widget()->height());
-	if (_featured.widget()) _featured.widget()->resize(width(), _featured.widget()->height());
-	if (_archived.widget()) _archived.widget()->resize(width(), _archived.widget()->height());
-	if (_attached.widget()) _attached.widget()->resize(width(), _attached.widget()->height());
+	for (const auto &widget : widgets()) {
+		if (widget) {
+			widget->resize(width(), widget->height());
+		}
+	}
 }
 
 void StickersBox::handleStickersUpdated() {
-	if (_section == Section::Installed || _section == Section::Featured) {
+	if (_section == Section::Installed
+		|| _section == Section::Featured
+		|| _section == Section::Masks) {
 		rebuildList();
 	} else {
 		_tab->widget()->updateRows();
 	}
-	if (session().data().stickers().archivedSetsOrder().isEmpty()) {
+	if (archivedSetsOrder().isEmpty()) {
 		preloadArchivedSets();
 	} else {
 		refreshTabs();
@@ -867,28 +944,55 @@ void StickersBox::handleStickersUpdated() {
 }
 
 void StickersBox::rebuildList(Tab *tab) {
-	if (_section == Section::Attached) return;
-	if (!tab) tab = _tab;
+	if (_section == Section::Attached) {
+		return;
+	}
+	if (!tab) {
+		tab = _tab;
+	}
 
-	if (tab == &_installed) {
+	if ((tab == &_installed) || (tab == &_masks)) {
 		_localOrder = tab->widget()->getFullOrder();
 		_localRemoved = tab->widget()->getRemovedSets();
 	}
-	tab->widget()->rebuild();
-	if (tab == &_installed) {
+	tab->widget()->rebuild(_isMasks);
+	if ((tab == &_installed) || (tab == &_masks)) {
 		tab->widget()->setFullOrder(_localOrder);
 	}
 	tab->widget()->setRemovedSets(_localRemoved);
 }
 
 void StickersBox::saveChanges() {
+	const auto installed = _installed.widget();
+	const auto masks = _masks.widget();
+
 	// Make sure that our changes in other tabs are applied in the Installed tab.
-	rebuildList(&_installed);
+	if (installed) {
+		rebuildList(&_installed);
+	}
+	if (masks) {
+		rebuildList(&_masks);
+	}
 
 	if (_someArchivedLoaded) {
-		session().local().writeArchivedStickers();
+		if (_isMasks) {
+			session().local().writeArchivedMasks();
+		} else {
+			session().local().writeArchivedStickers();
+		}
+	}
+	if (installed) {
+		session().api().saveStickerSets(
+			installed->getOrder(),
+			installed->getRemovedSets(),
+			false);
+	}
+	if (masks) {
+		session().api().saveStickerSets(
+			masks->getOrder(),
+			masks->getRemovedSets(),
+			true);
 	}
-	session().api().saveStickerSets(_installed.widget()->getOrder(), _installed.widget()->getRemovedSets());
 }
 
 void StickersBox::setInnerFocus() {
@@ -897,6 +1001,18 @@ void StickersBox::setInnerFocus() {
 	}
 }
 
+const Data::StickersSetsOrder &StickersBox::archivedSetsOrder() const {
+	return !_isMasks
+		? session().data().stickers().archivedSetsOrder()
+		: session().data().stickers().archivedMaskSetsOrder();
+}
+
+Data::StickersSetsOrder &StickersBox::archivedSetsOrderRef() {
+	return !_isMasks
+		? session().data().stickers().archivedSetsOrderRef()
+		: session().data().stickers().archivedMaskSetsOrderRef();
+}
+
 StickersBox::~StickersBox() = default;
 
 StickersBox::Inner::Row::Row(
@@ -929,7 +1045,12 @@ StickersBox::Inner::Row::Row(
 StickersBox::Inner::Row::~Row() = default;
 
 bool StickersBox::Inner::Row::isRecentSet() const {
-	return (set->id == Data::Stickers::CloudRecentSetId);
+	return (set->id == Data::Stickers::CloudRecentSetId)
+		|| (set->id == Data::Stickers::CloudRecentAttachedSetId);
+}
+
+bool StickersBox::Inner::Row::isMasksSet() const {
+	return (set->flags & SetFlag::Masks);
 }
 
 StickersBox::Inner::Inner(
@@ -940,6 +1061,7 @@ StickersBox::Inner::Inner(
 , _controller(controller)
 , _api(&_controller->session().mtp())
 , _section(section)
+, _isInstalled(_section == Section::Installed || _section == Section::Masks)
 , _rowHeight(st::contactsPadding.top() + st::contactsPhotoSize + st::contactsPadding.bottom())
 , _shiftingAnimation([=](crl::time now) {
 	return shiftingAnimationCallback(now);
@@ -960,6 +1082,7 @@ StickersBox::Inner::Inner(
 , _controller(controller)
 , _api(&_controller->session().mtp())
 , _section(StickersBox::Section::Installed)
+, _isInstalled(_section == Section::Installed || _section == Section::Masks)
 , _rowHeight(st::contactsPadding.top() + st::contactsPhotoSize + st::contactsPadding.bottom())
 , _shiftingAnimation([=](crl::time now) {
 	return shiftingAnimationCallback(now);
@@ -1084,8 +1207,10 @@ QRect StickersBox::Inner::relativeButtonRect(bool removeButton) const {
 	auto buttonh = st::stickersRemove.height;
 	auto buttonshift = st::stickersRemoveSkip;
 	if (!removeButton) {
-		auto &st = (_section == Section::Installed) ? st::stickersUndoRemove : st::stickersTrendingAdd;
-		auto textWidth = (_section == Section::Installed) ? _undoWidth : _addWidth;
+		const auto &st = _isInstalled
+			? st::stickersUndoRemove
+			: st::stickersTrendingAdd;
+		const auto textWidth = _isInstalled ? _undoWidth : _addWidth;
 		buttonw = textWidth - st.width;
 		buttonh = st.height;
 		buttonshift = 0;
@@ -1114,7 +1239,7 @@ void StickersBox::Inner::paintRow(Painter &p, not_null<Row*> row, int index) {
 		}
 	}
 
-	if (_section == Section::Installed) {
+	if (_isInstalled) {
 		if (index >= 0 && index == _above) {
 			auto current = _aboveShadowFadeOpacity.current();
 			if (_started >= 0) {
@@ -1141,13 +1266,13 @@ void StickersBox::Inner::paintRow(Painter &p, not_null<Row*> row, int index) {
 		paintFakeButton(p, row, index);
 	}
 
-	if (row->removed && _section == Section::Installed) {
+	if (row->removed && _isInstalled) {
 		p.setOpacity(st::stickersRowDisabledOpacity);
 	}
 
 	auto stickerx = st::contactsPadding.left();
 
-	if (!_megagroupSet && _section == Section::Installed) {
+	if (!_megagroupSet && _isInstalled) {
 		stickerx += st::stickersReorderIcon.width() + st::stickersReorderSkip;
 		if (!row->isRecentSet()) {
 			st::stickersReorderIcon.paint(p, st::contactsPadding.left(), (_rowHeight - st::stickersReorderIcon.height()) / 2, width());
@@ -1178,7 +1303,11 @@ void StickersBox::Inner::paintRow(Painter &p, not_null<Row*> row, int index) {
 		}
 	}
 
-	auto statusText = (row->count > 0) ? tr::lng_stickers_count(tr::now, lt_count, row->count) : tr::lng_contacts_loading(tr::now);
+	const auto statusText = (row->count == 0)
+		? tr::lng_contacts_loading(tr::now)
+		: row->isMasksSet()
+		? tr::lng_masks_count(tr::now, lt_count, row->count)
+		: tr::lng_stickers_count(tr::now, lt_count, row->count);
 
 	p.setFont(st::contactsStatusFont);
 	p.setPen(st::contactsStatusFg);
@@ -1278,7 +1407,7 @@ void StickersBox::Inner::updateRowThumbnail(not_null<Row*> row) {
 		Unexpected("StickersBox::Inner::updateRowThumbnail: row not found");
 	}();
 	const auto left = st::contactsPadding.left()
-		+ ((!_megagroupSet && _section == Section::Installed)
+		+ ((!_megagroupSet && _isInstalled)
 			? st::stickersReorderIcon.width() + st::stickersReorderSkip
 			: 0);
 	update(
@@ -1289,9 +1418,9 @@ void StickersBox::Inner::updateRowThumbnail(not_null<Row*> row) {
 }
 
 void StickersBox::Inner::paintFakeButton(Painter &p, not_null<Row*> row, int index) {
-	auto removeButton = (_section == Section::Installed && !row->removed);
+	auto removeButton = (_isInstalled && !row->removed);
 	auto rect = relativeButtonRect(removeButton);
-	if (_section != Section::Installed && row->installed && !row->archived && !row->removed) {
+	if (!_isInstalled && row->installed && !row->archived && !row->removed) {
 		// Checkbox after installed from Trending or Archived.
 		int checkx = width() - (st::contactsPadding.right() + st::contactsCheckPosition.x() + (rect.width() + st::stickersFeaturedInstalled.width()) / 2);
 		int checky = st::contactsPadding.top() + (st::contactsPhotoSize - st::stickersFeaturedInstalled.height()) / 2;
@@ -1314,10 +1443,12 @@ void StickersBox::Inner::paintFakeButton(Painter &p, not_null<Row*> row, int ind
 		} else {
 			// Round button ADD when not installed from Trending or Archived.
 			// Or round button UNDO after disabled from Installed.
-			auto &st = (_section == Section::Installed) ? st::stickersUndoRemove : st::stickersTrendingAdd;
-			auto textWidth = (_section == Section::Installed) ? _undoWidth : _addWidth;
-			auto &text = (_section == Section::Installed) ? _undoText : _addText;
-			auto &textBg = selected ? st.textBgOver : st.textBg;
+			const auto &st = _isInstalled
+				? st::stickersUndoRemove
+				: st::stickersTrendingAdd;
+			const auto textWidth = _isInstalled ? _undoWidth : _addWidth;
+			const auto &text = _isInstalled ? _undoText : _addText;
+			const auto &textBg = selected ? st.textBgOver : st.textBg;
 			Ui::FillRoundRect(p, myrtlrect(rect), textBg, ImageRoundRadius::Small);
 			if (row->ripple) {
 				row->ripple->paint(p, rect.x(), rect.y(), width());
@@ -1342,7 +1473,7 @@ void StickersBox::Inner::mousePressEvent(QMouseEvent *e) {
 		setActionDown(_actionSel);
 		update(0, _itemsTop + _actionSel * _rowHeight, width(), _rowHeight);
 	} else if (auto selectedIndex = std::get_if<int>(&_selected)) {
-		if (_section == Section::Installed && !_rows[*selectedIndex]->isRecentSet() && _inDragArea) {
+		if (_isInstalled && !_rows[*selectedIndex]->isRecentSet() && _inDragArea) {
 			_above = _dragging = _started = *selectedIndex;
 			_dragStart = mapFromGlobal(_mouse);
 		}
@@ -1364,9 +1495,9 @@ void StickersBox::Inner::setActionDown(int newActionDown) {
 	if (_actionDown >= 0 && _actionDown < _rows.size()) {
 		update(0, _itemsTop + _actionDown * _rowHeight, width(), _rowHeight);
 		const auto row = _rows[_actionDown].get();
-		auto removeButton = (_section == Section::Installed && !row->removed);
+		auto removeButton = (_isInstalled && !row->removed);
 		if (!row->ripple) {
-			if (_section == Section::Installed) {
+			if (_isInstalled) {
 				if (row->removed) {
 					auto rippleSize = QSize(_undoWidth - st::stickersUndoRemove.width, st::stickersUndoRemove.height);
 					auto rippleMask = Ui::RippleAnimation::roundRectMask(rippleSize, st::roundRadiusSmall);
@@ -1509,14 +1640,14 @@ void StickersBox::Inner::updateSelected() {
 			selected = selectedIndex;
 			local.setY(local.y() - _itemsTop - selectedIndex * _rowHeight);
 			const auto row = _rows[selectedIndex].get();
-			if (!_megagroupSet && (_section == Section::Installed || !row->installed || row->archived || row->removed)) {
-				auto removeButton = (_section == Section::Installed && !row->removed);
+			if (!_megagroupSet && (_isInstalled || !row->installed || row->archived || row->removed)) {
+				auto removeButton = (_isInstalled && !row->removed);
 				auto rect = myrtlrect(relativeButtonRect(removeButton));
 				actionSel = rect.contains(local) ? selectedIndex : -1;
 			} else {
 				actionSel = -1;
 			}
-			if (!_megagroupSet && _section == Section::Installed && !row->isRecentSet()) {
+			if (!_megagroupSet && _isInstalled && !row->isRecentSet()) {
 				auto dragAreaWidth = st::contactsPadding.left() + st::stickersReorderIcon.width() + st::stickersReorderSkip;
 				auto dragArea = myrtlrect(0, 0, dragAreaWidth, _rowHeight);
 				inDragArea = dragArea.contains(local);
@@ -1540,7 +1671,7 @@ void StickersBox::Inner::updateSelected() {
 void StickersBox::Inner::updateCursor() {
 	setCursor(_inDragArea
 		? style::cur_sizeall
-		: (!_megagroupSet && _section == Section::Installed)
+		: (!_megagroupSet && _isInstalled)
 		? ((_actionSel >= 0 && (_actionDown < 0 || _actionDown == _actionSel))
 			? style::cur_pointer
 			: style::cur_default)
@@ -1565,13 +1696,12 @@ void StickersBox::Inner::mouseReleaseEvent(QMouseEvent *e) {
 	_mouse = e->globalPos();
 	updateSelected();
 	if (_actionDown == _actionSel && _actionSel >= 0) {
-		if (_section == Section::Installed) {
+		if (_isInstalled) {
 			setRowRemoved(_actionDown, !_rows[_actionDown]->removed);
 		} else if (_installSetCallback) {
 			_installSetCallback(_rows[_actionDown]->set->id);
 		}
 	} else if (_dragging >= 0) {
-		QPoint local(mapFromGlobal(_mouse));
 		_rows[_dragging]->yadd.start(0.);
 		_aboveShadowFadeStart = _shiftingStartTimes[_dragging] = crl::now();
 		_aboveShadowFadeOpacity = anim::value(aboveShadowOpacity(), 0);
@@ -1589,15 +1719,15 @@ void StickersBox::Inner::mouseReleaseEvent(QMouseEvent *e) {
 		}();
 		const auto showSetByRow = [&](const Row &row) {
 			setSelected(SelectedRow());
-			Ui::show(
-				Box<StickerSetBox>(_controller, row.set->mtpInput()),
+			_controller->show(
+				Box<StickerSetBox>(_controller, row.set->identifier()),
 				Ui::LayerOption::KeepOther);
 		};
 		if (selectedIndex >= 0 && !_inDragArea) {
 			const auto row = _rows[selectedIndex].get();
 			if (!row->isRecentSet()) {
 				if (_megagroupSet) {
-					setMegagroupSelectedSet(row->set->mtpInput());
+					setMegagroupSelectedSet(row->set->identifier());
 				} else {
 					showSetByRow(*row);
 				}
@@ -1612,15 +1742,12 @@ void StickersBox::Inner::mouseReleaseEvent(QMouseEvent *e) {
 void StickersBox::Inner::saveGroupSet() {
 	Expects(_megagroupSet != nullptr);
 
-	auto oldId = (_megagroupSet->mgInfo->stickerSet.type() == mtpc_inputStickerSetID)
-		? _megagroupSet->mgInfo->stickerSet.c_inputStickerSetID().vid().v
-		: 0;
-	auto newId = (_megagroupSetInput.type() == mtpc_inputStickerSetID)
-		? _megagroupSetInput.c_inputStickerSetID().vid().v
-		: 0;
+	auto oldId = _megagroupSet->mgInfo->stickerSet.id;
+	auto newId = _megagroupSetInput.id;
 	if (newId != oldId) {
 		session().api().setGroupStickerSet(_megagroupSet, _megagroupSetInput);
-		session().api().stickerSetInstalled(Data::Stickers::MegagroupSetId);
+		session().data().stickers().notifyStickerSetInstalled(
+			Data::Stickers::MegagroupSetId);
 	}
 }
 
@@ -1753,7 +1880,7 @@ void StickersBox::Inner::handleMegagroupSetAddressChange() {
 			const auto &sets = session().data().stickers().sets();
 			const auto it = sets.find(_megagroupSelectedSet->set->id);
 			if (it != sets.cend() && !it->second->shortName.isEmpty()) {
-				setMegagroupSelectedSet(MTP_inputStickerSetEmpty());
+				setMegagroupSelectedSet({});
 			}
 		}
 	} else if (!_megagroupSetRequestId) {
@@ -1762,12 +1889,10 @@ void StickersBox::Inner::handleMegagroupSetAddressChange() {
 		)).done([=](const MTPmessages_StickerSet &result) {
 			_megagroupSetRequestId = 0;
 			auto set = session().data().stickers().feedSetFull(result);
-			setMegagroupSelectedSet(MTP_inputStickerSetID(
-				MTP_long(set->id),
-				MTP_long(set->access)));
+			setMegagroupSelectedSet(set->identifier());
 		}).fail([=](const MTP::Error &error) {
 			_megagroupSetRequestId = 0;
-			setMegagroupSelectedSet(MTP_inputStickerSetEmpty());
+			setMegagroupSelectedSet({});
 		}).send();
 	} else {
 		_megagroupSetAddressChangedTimer.callOnce(kHandleMegagroupSetAddressChangeTimeout);
@@ -1776,7 +1901,8 @@ void StickersBox::Inner::handleMegagroupSetAddressChange() {
 
 void StickersBox::Inner::rebuildMegagroupSet() {
 	Expects(_megagroupSet != nullptr);
-	if (_megagroupSetInput.type() != mtpc_inputStickerSetID) {
+
+	if (!_megagroupSetInput.id) {
 		if (_megagroupSelectedSet) {
 			_megagroupSetField->setText(QString());
 			_megagroupSetField->finishAnimating();
@@ -1786,15 +1912,14 @@ void StickersBox::Inner::rebuildMegagroupSet() {
 		_megagroupSelectedShadow.destroy();
 		return;
 	}
-	auto &inputId = _megagroupSetInput.c_inputStickerSetID();
-	auto setId = inputId.vid().v;
+	auto setId = _megagroupSetInput.id;
 	const auto &sets = session().data().stickers().sets();
 	auto it = sets.find(setId);
 	if (it == sets.cend()
-		|| (it->second->flags & MTPDstickerSet_ClientFlag::f_not_loaded)) {
+		|| (it->second->flags & SetFlag::NotLoaded)) {
 		session().api().scheduleStickerSetRequest(
-			inputId.vid().v,
-			inputId.vaccess_hash().v);
+			_megagroupSetInput.id,
+			_megagroupSetInput.accessHash);
 		return;
 	}
 
@@ -1830,14 +1955,14 @@ void StickersBox::Inner::rebuildMegagroupSet() {
 		_megagroupSelectedRemove.create(this, st::groupStickersRemove);
 		_megagroupSelectedRemove->show(anim::type::instant);
 		_megagroupSelectedRemove->setClickedCallback([this] {
-			setMegagroupSelectedSet(MTP_inputStickerSetEmpty());
+			setMegagroupSelectedSet({});
 		});
 		_megagroupSelectedShadow.create(this);
 		updateControlsGeometry();
 	}
 }
 
-void StickersBox::Inner::rebuild() {
+void StickersBox::Inner::rebuild(bool masks) {
 	_itemsTop = st::membersMarginTop;
 
 	if (_megagroupSet) {
@@ -1856,10 +1981,14 @@ void StickersBox::Inner::rebuild() {
 				return session().data().stickers().featuredSetsOrder();
 			}
 			return result;
+		} else if (_section == Section::Masks) {
+			return session().data().stickers().maskSetsOrder();
 		} else if (_section == Section::Featured) {
 			return session().data().stickers().featuredSetsOrder();
 		}
-		return session().data().stickers().archivedSetsOrder();
+		return masks
+			? session().data().stickers().archivedMaskSetsOrder()
+			: session().data().stickers().archivedSetsOrder();
 	})();
 	_rows.reserve(order.size() + 1);
 	_shiftingStartTimes.reserve(order.size() + 1);
@@ -1871,8 +2000,10 @@ void StickersBox::Inner::rebuild() {
 			? tr::lng_stickers_group_from_featured(tr::now)
 			: tr::lng_stickers_group_from_your(tr::now));
 		updateControlsGeometry();
-	} else if (_section == Section::Installed) {
-		auto cloudIt = sets.find(Data::Stickers::CloudRecentSetId);
+	} else if (_isInstalled) {
+		const auto cloudIt = sets.find((_section == Section::Masks)
+			? Data::Stickers::CloudRecentAttachedSetId
+			: Data::Stickers::CloudRecentSetId); // Section::Installed.
 		if (cloudIt != sets.cend() && !cloudIt->second->stickers.isEmpty()) {
 			rebuildAppendSet(cloudIt->second.get(), maxNameWidth);
 		}
@@ -1887,7 +2018,7 @@ void StickersBox::Inner::rebuild() {
 		rebuildAppendSet(set, maxNameWidth);
 
 		if (set->stickers.isEmpty()
-			|| (set->flags & MTPDstickerSet_ClientFlag::f_not_loaded)) {
+			|| (set->flags & SetFlag::NotLoaded)) {
 			session().api().scheduleStickerSetRequest(set->id, set->access);
 		}
 	}
@@ -1895,10 +2026,10 @@ void StickersBox::Inner::rebuild() {
 	updateSize();
 }
 
-void StickersBox::Inner::setMegagroupSelectedSet(const MTPInputStickerSet &set) {
+void StickersBox::Inner::setMegagroupSelectedSet(const StickerSetIdentifier &set) {
 	_megagroupSetInput = set;
-	rebuild();
-	scrollToY.notify(0, true);
+	rebuild(false);
+	_scrollsToY.fire(0);
 	updateSelected();
 }
 
@@ -1941,7 +2072,7 @@ void StickersBox::Inner::updateRows() {
 			auto wasInstalled = row->installed;
 			auto wasArchived = row->archived;
 			fillSetFlags(set, &row->installed, &row->official, &row->unread, &row->archived);
-			if (_section == Section::Installed) {
+			if (_isInstalled) {
 				row->archived = false;
 			}
 			if (row->installed != wasInstalled || row->archived != wasArchived) {
@@ -1966,11 +2097,11 @@ bool StickersBox::Inner::appendSet(not_null<StickersSet*> set) {
 
 int StickersBox::Inner::countMaxNameWidth() const {
 	int namex = st::contactsPadding.left() + st::contactsPhotoSize + st::contactsPadding.left();
-	if (!_megagroupSet && _section == Section::Installed) {
+	if (!_megagroupSet && _isInstalled) {
 		namex += st::stickersReorderIcon.width() + st::stickersReorderSkip;
 	}
 	int namew = st::boxWideWidth - namex - st::contactsPadding.right() - st::contactsCheckPosition.x();
-	if (_section == Section::Installed) {
+	if (_isInstalled) {
 		if (!_megagroupSet) {
 			namew -= _undoWidth - st::stickersUndoRemove.width;
 		}
@@ -1990,7 +2121,7 @@ void StickersBox::Inner::rebuildAppendSet(
 	if (set->id != Data::Stickers::CloudRecentSetId) {
 		fillSetFlags(set, &installed, &official, &unread, &archived);
 	}
-	if (_section == Section::Installed && archived) {
+	if (_isInstalled && archived) {
 		return;
 	}
 
@@ -2102,11 +2233,11 @@ void StickersBox::Inner::fillSetFlags(
 		bool *outOfficial,
 		bool *outUnread,
 		bool *outArchived) {
-	*outInstalled = (set->flags & MTPDstickerSet::Flag::f_installed_date);
-	*outOfficial = (set->flags & MTPDstickerSet::Flag::f_official);
-	*outArchived = (set->flags & MTPDstickerSet::Flag::f_archived);
+	*outInstalled = (set->flags & SetFlag::Installed);
+	*outOfficial = (set->flags & SetFlag::Official);
+	*outArchived = (set->flags & SetFlag::Archived);
 	if (_section == Section::Featured) {
-		*outUnread = (set->flags & MTPDstickerSet_ClientFlag::f_unread);
+		*outUnread = (set->flags & SetFlag::Unread);
 	} else {
 		*outUnread = false;
 	}

Telegram/SourceFiles/boxes/stickers_box.h

@@ -49,19 +49,21 @@ namespace Stickers {
 class Set;
 } // namespace Stickers
 
-class StickersBox final : public Ui::BoxContent, private base::Subscriber {
+class StickersBox final : public Ui::BoxContent {
 public:
 	enum class Section {
 		Installed,
 		Featured,
 		Archived,
 		Attached,
+		Masks,
 	};
 
 	StickersBox(
 		QWidget*,
 		not_null<Window::SessionController*> controller,
-		Section section);
+		Section section,
+		bool masks = false);
 	StickersBox(
 		QWidget*,
 		not_null<Window::SessionController*> controller,
@@ -94,7 +96,7 @@ private:
 		object_ptr<Inner> takeWidget();
 		void returnWidget(object_ptr<Inner> widget);
 
-		[[nodiscard]] Inner *widget();
+		[[nodiscard]] Inner *widget() const;
 		[[nodiscard]] int index() const;
 
 		void saveScrollTop();
@@ -103,7 +105,7 @@ private:
 		}
 
 	private:
-		int _index = 0;
+		const int _index = 0;
 		object_ptr<Inner> _widget = { nullptr };
 		QPointer<Inner> _weak;
 		int _scrollTop = 0;
@@ -132,6 +134,11 @@ private:
 		uint64 offsetId);
 	void showAttachedStickers();
 
+	const Data::StickersSetsOrder &archivedSetsOrder() const;
+	Data::StickersSetsOrder &archivedSetsOrderRef();
+
+	std::array<Inner*, 5> widgets() const;
+
 	const not_null<Window::SessionController*> _controller;
 	MTP::Sender _api;
 
@@ -142,8 +149,10 @@ private:
 	object_ptr<CounterWidget> _unreadBadge = { nullptr };
 
 	Section _section;
+	const bool _isMasks;
 
 	Tab _installed;
+	Tab _masks;
 	Tab _featured;
 	Tab _archived;
 	Tab _attached;

Telegram/SourceFiles/calls/calls.style

@@ -490,6 +490,7 @@ groupCallMenu: Menu(defaultMenu) {
 	itemFgShortcutDisabled: groupCallMemberNotJoinedStatus;
 
 	separatorFg: groupCallMenuBgOver;
+	separatorPadding: margins(0px, 4px, 0px, 4px);
 
 	arrow: icon {{ "dropdown_submenu_arrow", groupCallMemberNotJoinedStatus }};
 
@@ -513,6 +514,16 @@ groupCallPopupMenu: PopupMenu(defaultPopupMenu) {
 	menu: groupCallMenu;
 	animation: groupCallPanelAnimation;
 }
+groupCallPopupMenuWithVolume: PopupMenu(groupCallPopupMenu) {
+	scrollPadding: margins(0px, 3px, 0px, 8px);
+	menu: Menu(groupCallMenu) {
+		widthMin: 210px;
+	}
+}
+groupCallPopupVolumeMenu: Menu(groupCallMenu) {
+	widthMin: 210px;
+	itemBgOver: groupCallMenuBg;
+}
 
 groupCallRecordingTimerPadding: margins(0px, 4px, 0px, 4px);
 groupCallRecordingTimerFont: font(12px);
@@ -862,7 +873,7 @@ groupCallButtonSkip: 40px;
 groupCallButtonSkipSmall: 5px;
 groupCallButtonBottomSkip: 113px;
 groupCallButtonBottomSkipSmall: 95px;
-groupCallButtonBottomSkipWide: 122px;
+groupCallButtonBottomSkipWide: 108px;
 groupCallControlsBackMargin: margins(10px, 0px, 10px, 0px);
 groupCallControlsBackRadius: 12px;
 groupCallMuteBottomSkip: 116px;
@@ -1071,13 +1082,17 @@ groupCallMuteCrossLine: CrossLineAnimation {
 
 groupCallMenuSpeakerArcsSkip: 1px;
 groupCallMenuVolumeSkip: 5px;
+groupCallMenuVolumePadding: margins(17px, 6px, 17px, 5px);
+groupCallMenuVolumeMargin: margins(55px, 0px, 15px, 0px);
 groupCallMenuVolumeSlider: MediaSlider(defaultContinuousSlider) {
 	activeFg: groupCallMembersFg;
-	inactiveFg: groupCallMemberInactiveIcon;
+	inactiveFg: groupCallMembersBgOver;
 	activeFgOver: groupCallMembersFg;
-	inactiveFgOver: groupCallMemberInactiveIcon;
-	activeFgDisabled: groupCallMemberInactiveIcon;
-	receivedTillFg: groupCallMemberInactiveIcon;
+	inactiveFgOver: groupCallMembersBgOver;
+	activeFgDisabled: groupCallMembersBgOver;
+	receivedTillFg: groupCallMembersBgOver;
+	width: 7px;
+	seekSize: size(7px, 7px);
 }
 
 groupCallSpeakerArcsAnimation: ArcsAnimation {
@@ -1169,6 +1184,16 @@ desktopCaptureSubmit: RoundButton(desktopCaptureCancel) {
 		color: shadowFg;
 	}
 }
+desktopCaptureWithAudio: Checkbox(defaultCheckbox) {
+	textFg: groupCallMembersFg;
+	textFgActive: groupCallMembersFg;
+	rippleBg: groupCallMembersBgRipple;
+	rippleBgActive: groupCallMembersBgRipple;
+	style: semiboldTextStyle;
+}
+desktopCaptureWithAudioCheck: Check(defaultCheck) {
+	untoggledFg: groupCallActiveFg;
+}
 
 groupCallNarrowSkip: 9px;
 groupCallNarrowMembersWidth: 204px;
@@ -1229,6 +1254,9 @@ groupCallVideoTile: GroupCallVideoTile {
 
 groupCallVideoSmallSkip: 4px;
 groupCallVideoLargeSkip: 6px;
+groupCallVideoPlaceholderHeight: 212px;
+groupCallVideoPlaceholderIconTop: 50px;
+groupCallVideoPlaceholderTextTop: 120px;
 
 groupCallTooltip: Tooltip(defaultTooltip) {
 	textBg: groupCallMembersBg;
@@ -1248,5 +1276,16 @@ groupCallNiceTooltipLabel: FlatLabel(defaultImportantTooltipLabel) {
 		linkFontOver: font(11px underline);
 	}
 }
+groupCallStickedTooltip: ImportantTooltip(groupCallNiceTooltip) {
+	padding: margins(10px, 1px, 6px, 3px);
+}
+groupCallStickedTooltipClose: IconButton(defaultIconButton) {
+	width: 20px;
+	height: 20px;
+	iconPosition: point(4px, 3px);
+	icon: icon {{ "calls/video_tooltip", importantTooltipFg }};
+	iconOver: icon {{ "calls/video_tooltip", importantTooltipFg }};
+	ripple: emptyRippleAnimation;
+}
 groupCallNiceTooltipTop: 4px;
 groupCallPaused: icon {{ "calls/video_large_paused", groupCallVideoTextFg }};

Telegram/SourceFiles/calls/calls_box_controller.cpp

@@ -357,7 +357,7 @@ base::unique_qptr<Ui::PopupMenu> BoxController::rowContextMenu(
 
 	auto result = base::make_unique_q<Ui::PopupMenu>(parent);
 	result->addAction(tr::lng_context_delete_selected(tr::now), [=] {
-		Ui::show(
+		_window->show(
 			Box<DeleteMessagesBox>(session, base::duplicate(ids)),
 			Ui::LayerOption::KeepOther);
 	});

Telegram/SourceFiles/calls/calls_box_controller.h

@@ -16,7 +16,7 @@ class SessionController;
 
 namespace Calls {
 
-class BoxController : public PeerListController, private base::Subscriber {
+class BoxController : public PeerListController {
 public:
 	explicit BoxController(not_null<Window::SessionController*> window);
 

Telegram/SourceFiles/calls/calls_call.cpp

@@ -28,7 +28,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "webrtc/webrtc_create_adm.h"
 #include "data/data_user.h"
 #include "data/data_session.h"
-#include "facades.h"
 
 #include <tgcalls/Instance.h>
 #include <tgcalls/VideoCaptureInterface.h>
@@ -805,16 +804,19 @@ void Call::createAndStartController(const MTPDphoneCall &call) {
 		AppendServer(descriptor.rtcServers, connection);
 	}
 
-	if (Global::UseProxyForCalls()
-		&& (Global::ProxySettings() == MTP::ProxyData::Settings::Enabled)) {
-		const auto &selected = Global::SelectedProxy();
-		if (selected.supportsCalls() && !selected.host.isEmpty()) {
-			Assert(selected.type == MTP::ProxyData::Type::Socks5);
-			descriptor.proxy = std::make_unique<tgcalls::Proxy>();
-			descriptor.proxy->host = selected.host.toStdString();
-			descriptor.proxy->port = selected.port;
-			descriptor.proxy->login = selected.user.toStdString();
-			descriptor.proxy->password = selected.password.toStdString();
+	{
+		auto &settingsProxy = Core::App().settings().proxy();
+		using ProxyData = MTP::ProxyData;
+		if (settingsProxy.useProxyForCalls() && settingsProxy.isEnabled()) {
+			const auto &selected = settingsProxy.selected();
+			if (selected.supportsCalls() && !selected.host.isEmpty()) {
+				Assert(selected.type == ProxyData::Type::Socks5);
+				descriptor.proxy = std::make_unique<tgcalls::Proxy>();
+				descriptor.proxy->host = selected.host.toStdString();
+				descriptor.proxy->port = selected.port;
+				descriptor.proxy->login = selected.user.toStdString();
+				descriptor.proxy->password = selected.password.toStdString();
+			}
 		}
 	}
 

Telegram/SourceFiles/calls/calls_instance.h

@@ -43,7 +43,7 @@ class GroupCall;
 class Panel;
 struct DhConfig;
 
-class Instance : private base::Subscriber, public base::has_weak_ptr {
+class Instance final : public base::has_weak_ptr {
 public:
 	Instance();
 	~Instance();

Telegram/SourceFiles/calls/calls_panel.cpp

@@ -42,7 +42,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "platform/platform_specific.h"
 #include "base/platform/base_platform_info.h"
 #include "window/main_window.h"
-#include "media/view/media_view_pip.h" // Utilities for frame rotation.
 #include "app.h"
 #include "webrtc/webrtc_video_track.h"
 #include "styles/style_calls.h"
@@ -51,16 +50,16 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include <QtWidgets/QDesktopWidget>
 #include <QtWidgets/QApplication>
 #include <QtGui/QWindow>
+#include <QtCore/QTimer>
 
 namespace Calls {
 
 Panel::Panel(not_null<Call*> call)
 : _call(call)
 , _user(call->user())
-, _window(createWindow())
 #ifndef Q_OS_MAC
 , _controls(std::make_unique<Ui::Platform::TitleControls>(
-	_window->body(),
+	widget(),
 	st::callTitle,
 	[=](bool maximized) { toggleFullScreen(maximized); }))
 #endif // !Q_OS_MAC
@@ -86,46 +85,27 @@ Panel::Panel(not_null<Call*> call)
 
 Panel::~Panel() = default;
 
-std::unique_ptr<Ui::Window> Panel::createWindow() {
-	auto result = std::make_unique<Ui::Window>();
-	const auto capabilities = Ui::GL::CheckCapabilities(result.get());
-	const auto use = Platform::IsMac()
-		? true
-		: Platform::IsWindows()
-		? capabilities.supported
-		: capabilities.transparency;
-	LOG(("OpenGL: %1 (Incoming)").arg(Logs::b(use)));
-	_backend = use ? Ui::GL::Backend::OpenGL : Ui::GL::Backend::Raster;
-
-	if (use) {
-		return result;
-	}
-
-	// We have to create a new window, if OpenGL initialization failed.
-	return std::make_unique<Ui::Window>();
-}
-
 bool Panel::isActive() const {
-	return _window->isActiveWindow()
-		&& _window->isVisible()
-		&& !(_window->windowState() & Qt::WindowMinimized);
+	return window()->isActiveWindow()
+		&& window()->isVisible()
+		&& !(window()->windowState() & Qt::WindowMinimized);
 }
 
 void Panel::showAndActivate() {
-	if (_window->isHidden()) {
-		_window->show();
+	if (window()->isHidden()) {
+		window()->show();
 	}
-	const auto state = _window->windowState();
+	const auto state = window()->windowState();
 	if (state & Qt::WindowMinimized) {
-		_window->setWindowState(state & ~Qt::WindowMinimized);
+		window()->setWindowState(state & ~Qt::WindowMinimized);
 	}
-	_window->raise();
-	_window->activateWindow();
-	_window->setFocus();
+	window()->raise();
+	window()->activateWindow();
+	window()->setFocus();
 }
 
 void Panel::minimize() {
-	_window->setWindowState(_window->windowState() | Qt::WindowMinimized);
+	window()->setWindowState(window()->windowState() | Qt::WindowMinimized);
 }
 
 void Panel::replaceCall(not_null<Call*> call) {
@@ -134,26 +114,26 @@ void Panel::replaceCall(not_null<Call*> call) {
 }
 
 void Panel::initWindow() {
-	_window->setAttribute(Qt::WA_OpaquePaintEvent);
-	_window->setAttribute(Qt::WA_NoSystemBackground);
-	_window->setWindowIcon(
+	window()->setAttribute(Qt::WA_OpaquePaintEvent);
+	window()->setAttribute(Qt::WA_NoSystemBackground);
+	window()->setWindowIcon(
 		QIcon(QPixmap::fromImage(Image::Empty()->original(), Qt::ColorOnly)));
-	_window->setTitle(u" "_q);
-	_window->setTitleStyle(st::callTitle);
+	window()->setTitle(u" "_q);
+	window()->setTitleStyle(st::callTitle);
 
-	_window->events(
+	window()->events(
 	) | rpl::start_with_next([=](not_null<QEvent*> e) {
 		if (e->type() == QEvent::Close) {
 			handleClose();
 		} else if (e->type() == QEvent::KeyPress) {
 			if ((static_cast<QKeyEvent*>(e.get())->key() == Qt::Key_Escape)
-				&& _window->isFullScreen()) {
-				_window->showNormal();
+				&& window()->isFullScreen()) {
+				window()->showNormal();
 			}
 		}
-	}, _window->lifetime());
+	}, window()->lifetime());
 
-	_window->setBodyTitleArea([=](QPoint widgetPoint) {
+	window()->setBodyTitleArea([=](QPoint widgetPoint) {
 		using Flag = Ui::WindowTitleHitTestFlag;
 		if (!widget()->rect().contains(widgetPoint)) {
 			return Flag::None | Flag(0);
@@ -179,28 +159,31 @@ void Panel::initWindow() {
 			: (Flag::Move | Flag::FullScreen);
 	});
 
-#ifdef Q_OS_WIN
-	// On Windows we replace snap-to-top maximizing with fullscreen.
-	//
-	// We have to switch first to showNormal, so that showFullScreen
-	// will remember correct normal window geometry and next showNormal
-	// will show it instead of a moving maximized window.
-	//
-	// We have to do it in InvokeQueued, otherwise it still captures
-	// the maximized window geometry and saves it.
-	//
-	// I couldn't find a less glitchy way to do that *sigh*.
-	const auto object = _window->windowHandle();
-	const auto signal = &QWindow::windowStateChanged;
-	QObject::connect(object, signal, [=](Qt::WindowState state) {
-		if (state == Qt::WindowMaximized) {
-			InvokeQueued(object, [=] {
-				_window->showNormal();
-				_window->showFullScreen();
-			});
-		}
-	});
-#endif // Q_OS_WIN
+	// Don't do that, it looks awful :(
+//#ifdef Q_OS_WIN
+//	// On Windows we replace snap-to-top maximizing with fullscreen.
+//	//
+//	// We have to switch first to showNormal, so that showFullScreen
+//	// will remember correct normal window geometry and next showNormal
+//	// will show it instead of a moving maximized window.
+//	//
+//	// We have to do it in InvokeQueued, otherwise it still captures
+//	// the maximized window geometry and saves it.
+//	//
+//	// I couldn't find a less glitchy way to do that *sigh*.
+//	const auto object = window()->windowHandle();
+//	const auto signal = &QWindow::windowStateChanged;
+//	QObject::connect(object, signal, [=](Qt::WindowState state) {
+//		if (state == Qt::WindowMaximized) {
+//			InvokeQueued(object, [=] {
+//				window()->showNormal();
+//				InvokeQueued(object, [=] {
+//					window()->showFullScreen();
+//				});
+//			});
+//		}
+//	});
+//#endif // Q_OS_WIN
 }
 
 void Panel::initWidget() {
@@ -339,7 +322,7 @@ void Panel::reinitWithCall(Call *call) {
 	_incoming = std::make_unique<Incoming>(
 		widget(),
 		_call->videoIncoming(),
-		_backend);
+		_window.backend());
 	_incoming->widget()->hide();
 
 	_call->mutedValue(
@@ -519,16 +502,20 @@ void Panel::showControls() {
 }
 
 void Panel::closeBeforeDestroy() {
-	_window->close();
+	window()->close();
 	reinitWithCall(nullptr);
 }
 
+rpl::lifetime &Panel::lifetime() {
+	return window()->lifetime();
+}
+
 void Panel::initGeometry() {
 	const auto center = Core::App().getPointForCallPanelCenter();
 	const auto initRect = QRect(0, 0, st::callWidth, st::callHeight);
-	_window->setGeometry(initRect.translated(center - initRect.center()));
-	_window->setMinimumSize({ st::callWidthMin, st::callHeightMin });
-	_window->show();
+	window()->setGeometry(initRect.translated(center - initRect.center()));
+	window()->setMinimumSize({ st::callWidthMin, st::callHeightMin });
+	window()->show();
 	updateControlsGeometry();
 }
 
@@ -546,9 +533,9 @@ void Panel::refreshOutgoingPreviewInBody(State state) {
 
 void Panel::toggleFullScreen(bool fullscreen) {
 	if (fullscreen) {
-		_window->showFullScreen();
+		window()->showFullScreen();
 	} else {
-		_window->showNormal();
+		window()->showNormal();
 	}
 }
 
@@ -724,8 +711,12 @@ void Panel::handleClose() {
 	}
 }
 
+not_null<Ui::Window*> Panel::window() const {
+	return _window.window();
+}
+
 not_null<Ui::RpWidget*> Panel::widget() const {
-	return _window->body();
+	return _window.widget();
 }
 
 void Panel::stateChanged(State state) {
@@ -741,7 +732,7 @@ void Panel::stateChanged(State state) {
 		auto toggleButton = [&](auto &&button, bool visible) {
 			button->toggle(
 				visible,
-				_window->isHidden()
+				window()->isHidden()
 				? anim::type::instant
 				: anim::type::normal);
 		};

Telegram/SourceFiles/calls/calls_panel.h

@@ -12,6 +12,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "base/object_ptr.h"
 #include "calls/calls_call.h"
 #include "ui/effects/animations.h"
+#include "ui/gl/gl_window.h"
 #include "ui/rp_widget.h"
 
 class Image;
@@ -60,6 +61,8 @@ public:
 	void replaceCall(not_null<Call*> call);
 	void closeBeforeDestroy();
 
+	rpl::lifetime &lifetime();
+
 private:
 	class Incoming;
 	using State = Call::State;
@@ -70,7 +73,7 @@ private:
 		Redial,
 	};
 
-	std::unique_ptr<Ui::Window> createWindow();
+	[[nodiscard]] not_null<Ui::Window*> window() const;
 	[[nodiscard]] not_null<Ui::RpWidget*> widget() const;
 
 	void paint(QRect clip);
@@ -106,8 +109,7 @@ private:
 	Call *_call = nullptr;
 	not_null<UserData*> _user;
 
-	Ui::GL::Backend _backend = Ui::GL::Backend();
-	const std::unique_ptr<Ui::Window> _window;
+	Ui::GL::Window _window;
 	std::unique_ptr<Incoming> _incoming;
 
 #ifndef Q_OS_MAC