Beta version 2.7.9.

- Added "Enable noise suppression" option to group calls Settings.
- Fix media viewer with Retina + Non-Retina dual monitor setup on macOS.
- Several bug and crash fixes.

.github/stale.yml

@@ -3,7 +3,7 @@ daysUntilStale: 180
 # Number of days of inactivity before a stale issue is closed
 daysUntilClose: 30
 # Issues with these labels will never be considered stale
-exemptLabels: []
+exemptLabels: [ "enhancement" ]
 # Label to use when marking an issue as stale
 staleLabel: stale
 # Comment to post when marking an issue as stale. Set to `false` to disable

.github/workflows/mac.yml

@@ -205,6 +205,16 @@ jobs:
           cd $LibrariesPath
           sudo cp -R opus-cache/. /
 
+      - name: Rnnoise.
+        run: |
+          cd $LibrariesPath
+
+          git clone $GIT/desktop-app/rnnoise.git
+          mkdir -p rnnoise/out/Debug
+          cd rnnoise/out/Debug
+          cmake -G Ninja -DCMAKE_BUILD_TYPE=Debug ../..
+          ninja
+
       - name: Libiconv cache.
         id: cache-libiconv
         uses: actions/cache@v2
@@ -240,7 +250,7 @@ jobs:
 
           git clone $GIT/FFmpeg/FFmpeg.git ffmpeg
           cd ffmpeg
-          git checkout release/4.2
+          git checkout release/4.4
           CFLAGS=`freetype-config --cflags`
           LDFLAGS=`freetype-config --libs`
           PKG_CONFIG_PATH=$PKG_CONFIG_PATH:/usr/local/lib/pkgconfig:/usr/lib/pkgconfig:/usr/X11/lib/pkgconfig
@@ -317,7 +327,6 @@ jobs:
           --enable-decoder=pcm_u32be \
           --enable-decoder=pcm_u32le \
           --enable-decoder=pcm_u8 \
-          --enable-decoder=pcm_zork \
           --enable-decoder=vorbis \
           --enable-decoder=wavpack \
           --enable-decoder=wmalossless \
@@ -490,6 +499,7 @@ jobs:
           cmake -G Ninja \
           -DCMAKE_BUILD_TYPE=Debug \
           -DTG_OWT_SPECIAL_TARGET=mac \
+          -DTG_OWT_BUILD_AUDIO_BACKENDS=OFF \
           -DTG_OWT_LIBJPEG_INCLUDE_PATH=$PREFIX/include \
           -DTG_OWT_OPENSSL_INCLUDE_PATH=`pwd`/../../../openssl_$OPENSSL_VER/include \
           -DTG_OWT_OPUS_INCLUDE_PATH=$PREFIX/include/opus \

.github/workflows/win.yml

@@ -284,9 +284,16 @@ jobs:
           msbuild -m opus.sln /property:Configuration=Debug /property:Platform="Win32"
           msbuild -m opus.sln /property:Configuration=Release /property:Platform="Win32"
 
-          echo "Workaround for FFmpeg."
-          copy Win32\Release\m.lib Win32\Release\ssp.lib
-          copy Win32\Release\m.lib Win32\Debug\ssp.lib
+      - name: Rnnoise.
+        shell: cmd
+        run: |
+          %VC%
+
+          git clone %GIT%/desktop-app/rnnoise.git
+          mkdir rnnoise\out
+          cd rnnoise\out
+          cmake -A Win32 ..
+          cmake --build . --config Debug
 
       - name: FFmpeg cache.
         id: cache-ffmpeg
@@ -302,7 +309,7 @@ jobs:
 
           git clone %GIT%/FFmpeg/FFmpeg.git ffmpeg
           cd ffmpeg
-          git checkout release/4.2
+          git checkout release/4.4
           set CHERE_INVOKING=enabled_from_arguments
           set MSYS2_PATH_TYPE=inherit
           call c:\tools\msys64\usr\bin\bash --login ../patches/build_ffmpeg_win.sh
@@ -341,7 +348,7 @@ jobs:
           -confirm-license ^
           -static ^
           -static-runtime -I "%SSL%\include" ^
-          -no-opengl ^
+          -opengl dynamic ^
           -openssl-linked ^
           OPENSSL_LIBS_DEBUG="%SSL%\out32.dbg\libssl.lib %SSL%\out32.dbg\%LIBS%" ^
           OPENSSL_LIBS_RELEASE="%SSL%\out32\libssl.lib %SSL%\out32\%LIBS%" ^
@@ -381,6 +388,7 @@ jobs:
           cmake -G Ninja ^
           -DCMAKE_BUILD_TYPE=Debug ^
           -DTG_OWT_SPECIAL_TARGET=win ^
+          -DTG_OWT_BUILD_AUDIO_BACKENDS=OFF ^
           -DTG_OWT_LIBJPEG_INCLUDE_PATH=%cd%/../../../mozjpeg ^
           -DTG_OWT_OPENSSL_INCLUDE_PATH=%cd%/../../../openssl_%OPENSSL_VER%/include ^
           -DTG_OWT_OPUS_INCLUDE_PATH=%cd%/../../../opus/include ^
@@ -409,6 +417,9 @@ jobs:
           fi
           echo "TDESKTOP_BUILD_DEFINE=$DEFINE" >> $GITHUB_ENV
 
+      - name: Free up some disk space.
+        run: del /S *.pdb
+
       - name: Telegram Desktop build.
         if: env.ONLY_CACHE == 'false'
         run: |

.gitmodules

@@ -91,3 +91,9 @@
 [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

README.md

@@ -53,7 +53,7 @@ Version **1.8.15** was the last that supports older systems
 * Guideline Support Library ([MIT License](https://github.com/Microsoft/GSL/blob/master/LICENSE))
 * Range-v3 ([Boost License](https://github.com/ericniebler/range-v3/blob/master/LICENSE.txt))
 * Open Sans font ([Apache License 2.0](http://www.apache.org/licenses/LICENSE-2.0.html))
-* Vazir font ([License](https://github.com/rastikerdar/vazir-font/blob/master/LICENSE))
+* Vazir font ([SIL Open Font License 1.1](https://github.com/rastikerdar/vazir-font/blob/master/OFL.txt))
 * Emoji alpha codes ([MIT License](https://github.com/emojione/emojione/blob/master/extras/alpha-codes/LICENSE.md))
 * Catch test framework ([Boost License](https://github.com/philsquared/Catch/blob/master/LICENSE.txt))
 * xxHash ([BSD License](https://github.com/Cyan4973/xxHash/blob/dev/LICENSE))

Telegram/CMakeLists.txt

@@ -18,6 +18,9 @@ endif()
 add_subdirectory(lib_storage)
 add_subdirectory(lib_lottie)
 add_subdirectory(lib_qr)
+if (LINUX AND NOT DESKTOP_APP_DISABLE_WAYLAND_INTEGRATION)
+    add_subdirectory(lib_waylandshells)
+endif()
 add_subdirectory(lib_webrtc)
 add_subdirectory(lib_webview)
 add_subdirectory(codegen)
@@ -89,6 +92,7 @@ elseif (LINUX)
     PRIVATE
         desktop-app::external_glibmm
         desktop-app::external_glib
+        desktop-app::external_mallocng
     )
 
     if (NOT DESKTOP_APP_DISABLE_DBUS_INTEGRATION)
@@ -109,6 +113,7 @@ elseif (LINUX)
     if (NOT DESKTOP_APP_DISABLE_WAYLAND_INTEGRATION)
         target_link_libraries(Telegram
         PRIVATE
+            desktop-app::lib_waylandshells
             desktop-app::external_kwayland
         )
     endif()
@@ -271,23 +276,39 @@ PRIVATE
     boxes/url_auth_box.h
     boxes/username_box.cpp
     boxes/username_box.h
+    calls/group/calls_choose_join_as.cpp
+    calls/group/calls_choose_join_as.h
+    calls/group/calls_group_call.cpp
+    calls/group/calls_group_call.h
+    calls/group/calls_group_common.h
+    calls/group/calls_group_invite_controller.cpp
+    calls/group/calls_group_invite_controller.h
+    calls/group/calls_group_members.cpp
+    calls/group/calls_group_members.h
+    calls/group/calls_group_members_row.cpp
+    calls/group/calls_group_members_row.h
+    calls/group/calls_group_menu.cpp
+    calls/group/calls_group_menu.h
+    calls/group/calls_group_panel.cpp
+    calls/group/calls_group_panel.h
+    calls/group/calls_group_settings.cpp
+    calls/group/calls_group_settings.h
+    calls/group/calls_group_toasts.cpp
+    calls/group/calls_group_toasts.h
+    calls/group/calls_group_viewport.cpp
+    calls/group/calls_group_viewport.h
+    calls/group/calls_group_viewport_opengl.cpp
+    calls/group/calls_group_viewport_opengl.h
+    calls/group/calls_group_viewport_raster.cpp
+    calls/group/calls_group_viewport_raster.h
+    calls/group/calls_group_viewport_tile.cpp
+    calls/group/calls_group_viewport_tile.h
+    calls/group/calls_volume_item.cpp
+    calls/group/calls_volume_item.h
     calls/calls_box_controller.cpp
     calls/calls_box_controller.h
     calls/calls_call.cpp
     calls/calls_call.h
-    calls/calls_choose_join_as.cpp
-    calls/calls_choose_join_as.h
-    calls/calls_group_call.cpp
-    calls/calls_group_call.h
-    calls/calls_group_common.h
-    calls/calls_group_members.cpp
-    calls/calls_group_members.h
-    calls/calls_group_menu.cpp
-    calls/calls_group_menu.h
-    calls/calls_group_panel.cpp
-    calls/calls_group_panel.h
-    calls/calls_group_settings.cpp
-    calls/calls_group_settings.h
     calls/calls_emoji_fingerprint.cpp
     calls/calls_emoji_fingerprint.h
     calls/calls_instance.cpp
@@ -302,8 +323,8 @@ PRIVATE
     calls/calls_userpic.h
     calls/calls_video_bubble.cpp
     calls/calls_video_bubble.h
-    calls/calls_volume_item.cpp
-    calls/calls_volume_item.h
+    calls/calls_video_incoming.cpp
+    calls/calls_video_incoming.h
     chat_helpers/bot_keyboard.cpp
     chat_helpers/bot_keyboard.h
     chat_helpers/emoji_keywords.cpp
@@ -352,6 +373,8 @@ 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
@@ -399,6 +422,8 @@ 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
@@ -708,6 +733,8 @@ PRIVATE
     main/main_session.h
     main/main_session_settings.cpp
     main/main_session_settings.h
+    media/system_media_controls_manager.h
+    media/system_media_controls_manager.cpp
     media/audio/media_audio.cpp
     media/audio/media_audio.h
     media/audio/media_audio_capture.cpp
@@ -762,14 +789,25 @@ PRIVATE
     media/streaming/media_streaming_video_track.h
     media/view/media_view_group_thumbs.cpp
     media/view/media_view_group_thumbs.h
+    media/view/media_view_overlay_opengl.cpp
+    media/view/media_view_overlay_opengl.h
+    media/view/media_view_overlay_raster.cpp
+    media/view/media_view_overlay_raster.h
+    media/view/media_view_overlay_renderer.h
     media/view/media_view_overlay_widget.cpp
     media/view/media_view_overlay_widget.h
     media/view/media_view_pip.cpp
     media/view/media_view_pip.h
+    media/view/media_view_pip_opengl.cpp
+    media/view/media_view_pip_opengl.h
+    media/view/media_view_pip_raster.cpp
+    media/view/media_view_pip_raster.h
+    media/view/media_view_pip_renderer.h
     media/view/media_view_playback_controls.cpp
     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
@@ -836,8 +874,6 @@ PRIVATE
     platform/linux/linux_gtk_integration.h
     platform/linux/linux_gtk_open_with_dialog.cpp
     platform/linux/linux_gtk_open_with_dialog.h
-    platform/linux/linux_mpris_support.cpp
-    platform/linux/linux_mpris_support.h
     platform/linux/linux_notification_service_watcher.cpp
     platform/linux/linux_notification_service_watcher.h
     platform/linux/linux_wayland_integration_dummy.cpp
@@ -1040,6 +1076,8 @@ PRIVATE
     ui/search_field_controller.h
     ui/special_buttons.cpp
     ui/special_buttons.h
+    ui/text/format_song_document_name.cpp
+    ui/text/format_song_document_name.h
     ui/unread_badge.cpp
     ui/unread_badge.h
     window/main_window.cpp
@@ -1053,6 +1091,8 @@ 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
@@ -1211,8 +1251,6 @@ if (WIN32)
     #     $<IF:${release},"Appending compatibility manifest.","Finalizing build.">
     # )
 elseif (APPLE)
-    target_link_libraries(Telegram PRIVATE desktop-app::external_sp_media_key_tap)
-
     if (NOT DESKTOP_APP_USE_PACKAGED)
         target_link_libraries(Telegram PRIVATE desktop-app::external_iconv)
     endif()

Telegram/Resources/langs/lang.strings

@@ -451,6 +451,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_settings_system_integration" = "System integration";
 "lng_settings_performance" = "Performance";
 "lng_settings_enable_animations" = "Enable animations";
+"lng_settings_enable_opengl" = "Enable OpenGL rendering for media";
 "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.";
@@ -496,6 +497,7 @@ 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";
@@ -1401,6 +1403,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_stickers_search_sets" = "Search sticker sets";
 "lng_stickers_nothing_found" = "No stickers found";
 "lng_stickers_remove_pack_confirm" = "Remove";
+"lng_stickers_archive_pack" = "Archive Stickers";
+"lng_stickers_has_been_archived" = "Sticker pack has been archived.";
 
 "lng_in_dlg_photo" = "Photo";
 "lng_in_dlg_album" = "Album";
@@ -1996,8 +2000,14 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_group_call_raised_hand_status" = "wants to speak";
 "lng_group_call_settings" = "Settings";
 "lng_group_call_share_button" = "Share";
+"lng_group_call_video" = "Video";
+"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_unmute_small" = "Unmute";
+"lng_group_call_more" = "More";
 "lng_group_call_unmute" = "Unmute";
-"lng_group_call_unmute_sub" = "or hold spacebar to talk";
+"lng_group_call_unmute_sub" = "Hold space bar to temporarily unmute.";
 "lng_group_call_you_are_live" = "You are Live";
 "lng_group_call_force_muted" = "Muted by admin";
 "lng_group_call_force_muted_sub" = "You are in Listen Only mode";
@@ -2015,6 +2025,17 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_group_call_create_sure" = "Do you really want to start a voice chat in this group?";
 "lng_group_call_create_sure_channel" = "Are you sure you want to start a voice chat in this channel as your personal account?";
 "lng_group_call_join_sure_personal" = "Are you sure you want to join this voice chat as your personal account?";
+"lng_group_call_muted_no_camera" = "You can't turn on video while you're muted by admin.";
+"lng_group_call_muted_no_screen" = "You can't share your screen while you're muted by admin.";
+"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_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.";
+"lng_group_call_tooltip_camera_off" = "Disable camera";
+"lng_group_call_tooltip_force_muted" = "Muted by admin. Click if you want to speak.";
+"lng_group_call_tooltip_raised_hand" = "You asked to speak. We let the speakers know.";
 "lng_group_call_also_end" = "End voice chat";
 "lng_group_call_settings_title" = "Settings";
 "lng_group_call_invite" = "Invite Member";
@@ -2037,6 +2058,10 @@ 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";
@@ -2057,6 +2082,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_group_call_context_remove_hand" = "Cancel request to speak";
 "lng_group_call_context_mute_for_me" = "Mute for me";
 "lng_group_call_context_unmute_for_me" = "Unmute for me";
+"lng_group_call_context_pin_camera" = "Pin video";
+"lng_group_call_context_unpin_camera" = "Unpin video";
+"lng_group_call_context_pin_screen" = "Pin screencast";
+"lng_group_call_context_unpin_screen" = "Unpin screencast";
 "lng_group_call_context_remove" = "Remove";
 "lng_group_call_remove_channel" = "Remove {channel} from the voice chat?";
 "lng_group_call_duration_days#one" = "{count} day";
@@ -2070,6 +2099,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_group_call_mac_access" = "Telegram Desktop does not have access to system wide keyboard input required for Push to Talk.";
 "lng_group_call_mac_input" = "Please allow **Input Monitoring** for Telegram in Privacy Settings.";
 "lng_group_call_mac_accessibility" = "Please allow **Accessibility** for Telegram in Privacy Settings.\n\nApp restart may be required.";
+"lng_group_call_mac_screencast_access" = "Telegram Desktop does not have access to screen recording required for Screen Sharing.";
+"lng_group_call_mac_recording" = "Please allow **Screen Recording** for Telegram in Privacy Settings.";
 "lng_group_call_mac_settings" = "Open Settings";
 
 "lng_group_call_start_as_header" = "Start Voice Chat as...";
@@ -2106,6 +2137,15 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_group_call_recording_started" = "Voice chat recording started.";
 "lng_group_call_recording_stopped" = "Voice chat recording stopped.";
 "lng_group_call_recording_saved" = "Audio saved to Saved Messages.";
+"lng_group_call_pinned_camera_me" = "Your video is pinned.";
+"lng_group_call_pinned_screen_me" = "Your screencast is pinned.";
+"lng_group_call_pinned_camera" = "{user}'s video is pinned.";
+"lng_group_call_pinned_screen" = "{user}'s screencast is pinned.";
+"lng_group_call_unpinned_camera_me" = "Your video is unpinned.";
+"lng_group_call_unpinned_screen_me" = "Your screencast is unpinned.";
+"lng_group_call_unpinned_camera" = "{user}'s video is unpinned.";
+"lng_group_call_unpinned_screen" = "{user}'s screencast is unpinned.";
+"lng_group_call_sure_screencast" = "{user} is screensharing. This action will make your screencast pinned for all participants.";
 "lng_group_call_recording_start_sure" = "Do you want to start recording this chat and save the result into an audio file?\n\nOther members will see the chat is being recorded.";
 "lng_group_call_recording_stop_sure" = "Do you want to stop recording this chat?";
 "lng_group_call_recording_start_field" = "Recording Title";
@@ -2772,6 +2812,12 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_mac_menu_show" = "Show Telegram";
 "lng_mac_menu_emoji_and_symbols" = "Emoji & Symbols";
 
+"lng_mac_menu_player_pause" = "Pause";
+"lng_mac_menu_player_resume" = "Resume";
+"lng_mac_menu_player_next" = "Next";
+"lng_mac_menu_player_previous" = "Previous";
+"lng_mac_menu_player_stop" = "Stop";
+
 "lng_mac_touchbar_favorite_stickers" = "Favorite stickers";
 
 // Keys finished

Telegram/Resources/tl/api.tl

@@ -68,7 +68,7 @@ inputMediaVenue#c13d1c11 geo_point:InputGeoPoint title:string address:string pro
 inputMediaPhotoExternal#e5bbfe1a flags:# url:string ttl_seconds:flags.0?int = InputMedia;
 inputMediaDocumentExternal#fb52dc99 flags:# url:string ttl_seconds:flags.0?int = InputMedia;
 inputMediaGame#d33f43f3 id:InputGame = InputMedia;
-inputMediaInvoice#f4e096c3 flags:# multiple_allowed:flags.1?true can_forward:flags.2?true title:string description:string photo:flags.0?InputWebDocument invoice:Invoice payload:bytes provider:string provider_data:DataJSON start_param:string = InputMedia;
+inputMediaInvoice#d9799874 flags:# title:string description:string photo:flags.0?InputWebDocument invoice:Invoice payload:bytes provider:string provider_data:DataJSON start_param:flags.1?string = InputMedia;
 inputMediaGeoLive#971fa843 flags:# stopped:flags.0?true geo_point:InputGeoPoint heading:flags.2?int period:flags.1?int proximity_notification_radius:flags.3?int = InputMedia;
 inputMediaPoll#f94e5f1 flags:# poll:Poll correct_answers:flags.0?Vector<bytes> solution:flags.1?string solution_entities:flags.1?Vector<MessageEntity> = InputMedia;
 inputMediaDice#e66fbf7b emoticon:string = InputMedia;
@@ -223,7 +223,7 @@ peerNotifySettings#af509d20 flags:# show_previews:flags.0?Bool silent:flags.1?Bo
 peerSettings#733f2961 flags:# report_spam:flags.0?true add_contact:flags.1?true block_contact:flags.2?true share_contact:flags.3?true need_contacts_exception:flags.4?true report_geo:flags.5?true autoarchived:flags.7?true invite_members:flags.8?true geo_distance:flags.6?int = PeerSettings;
 
 wallPaper#a437c3ed id:long flags:# creator:flags.0?true default:flags.1?true pattern:flags.3?true dark:flags.4?true access_hash:long slug:string document:Document settings:flags.2?WallPaperSettings = WallPaper;
-wallPaperNoFile#8af40b25 flags:# default:flags.1?true dark:flags.4?true settings:flags.2?WallPaperSettings = WallPaper;
+wallPaperNoFile#e0804116 id:long flags:# default:flags.1?true dark:flags.4?true settings:flags.2?WallPaperSettings = WallPaper;
 
 inputReportReasonSpam#58dbcab8 = ReportReason;
 inputReportReasonViolence#1e22c78d = ReportReason;
@@ -356,7 +356,7 @@ updateDeleteScheduledMessages#90866cee peer:Peer messages:Vector<int> = Update;
 updateTheme#8216fba3 theme:Theme = Update;
 updateGeoLiveViewed#871fb939 peer:Peer msg_id:int = Update;
 updateLoginToken#564fe691 = Update;
-updateMessagePollVote#42f88f2c poll_id:long user_id:int options:Vector<bytes> = Update;
+updateMessagePollVote#37f69f0b poll_id:long user_id:int options:Vector<bytes> qts:int = Update;
 updateDialogFilter#26ffde7d flags:# id:int filter:flags.0?DialogFilter = Update;
 updateDialogFilterOrder#a5d72105 order:Vector<int> = Update;
 updateDialogFilters#3504914f = Update;
@@ -375,6 +375,7 @@ updatePeerHistoryTTL#bb9bb9a5 flags:# peer:Peer ttl_period:flags.0?int = Update;
 updateChatParticipant#f3b3781f flags:# chat_id:int date:int actor_id:int user_id:int prev_participant:flags.0?ChatParticipant new_participant:flags.1?ChatParticipant invite:flags.2?ExportedChatInvite qts:int = Update;
 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;
 
 updates.state#a56c2a3e pts:int qts:int date:int seq:int unread_count:int = updates.State;
 
@@ -405,7 +406,7 @@ config#330b4067 flags:# phonecalls_enabled:flags.1?true default_p2p_contacts:fla
 
 nearestDc#8e1a1775 country:string this_dc:int nearest_dc:int = NearestDc;
 
-help.appUpdate#1da7158f flags:# can_not_skip:flags.0?true id:int version:string text:string entities:Vector<MessageEntity> document:flags.1?Document url:flags.2?string = help.AppUpdate;
+help.appUpdate#ccbbce30 flags:# can_not_skip:flags.0?true id:int version:string text:string entities:Vector<MessageEntity> document:flags.1?Document url:flags.2?string sticker:flags.3?Document = help.AppUpdate;
 help.noAppUpdate#c45a6536 = help.AppUpdate;
 
 help.inviteText#18cb9f78 message:string = help.InviteText;
@@ -649,7 +650,7 @@ inputBotInlineMessageMediaGeo#96929a85 flags:# geo_point:InputGeoPoint heading:f
 inputBotInlineMessageMediaVenue#417bbf11 flags:# geo_point:InputGeoPoint title:string address:string provider:string venue_id:string venue_type:string reply_markup:flags.2?ReplyMarkup = InputBotInlineMessage;
 inputBotInlineMessageMediaContact#a6edbffd flags:# phone_number:string first_name:string last_name:string vcard:string reply_markup:flags.2?ReplyMarkup = InputBotInlineMessage;
 inputBotInlineMessageGame#4b425864 flags:# reply_markup:flags.2?ReplyMarkup = InputBotInlineMessage;
-inputBotInlineMessageMediaInvoice#d5348d85 flags:# multiple_allowed:flags.1?true can_forward:flags.3?true title:string description:string photo:flags.0?InputWebDocument invoice:Invoice payload:bytes provider:string provider_data:DataJSON start_param:string reply_markup:flags.2?ReplyMarkup = InputBotInlineMessage;
+inputBotInlineMessageMediaInvoice#d7e78225 flags:# title:string description:string photo:flags.0?InputWebDocument invoice:Invoice payload:bytes provider:string provider_data:DataJSON reply_markup:flags.2?ReplyMarkup = InputBotInlineMessage;
 
 inputBotInlineResult#88bf9319 flags:# id:string type:string title:flags.1?string description:flags.2?string url:flags.3?string thumb:flags.4?InputWebDocument content:flags.5?InputWebDocument send_message:InputBotInlineMessage = InputBotInlineResult;
 inputBotInlineResultPhoto#a8d864a7 id:string type:string photo:InputPhoto send_message:InputBotInlineMessage = InputBotInlineResult;
@@ -1069,14 +1070,14 @@ chatBannedRights#9f120418 flags:# view_messages:flags.0?true send_messages:flags
 
 inputWallPaper#e630b979 id:long access_hash:long = InputWallPaper;
 inputWallPaperSlug#72091c80 slug:string = InputWallPaper;
-inputWallPaperNoFile#8427bbac = InputWallPaper;
+inputWallPaperNoFile#967a462e id:long = InputWallPaper;
 
 account.wallPapersNotModified#1c199183 = account.WallPapers;
 account.wallPapers#702b65a9 hash:int wallpapers:Vector<WallPaper> = account.WallPapers;
 
 codeSettings#debebe83 flags:# allow_flashcall:flags.0?true current_number:flags.1?true allow_app_hash:flags.4?true = CodeSettings;
 
-wallPaperSettings#5086cf8 flags:# blur:flags.1?true motion:flags.2?true background_color:flags.0?int second_background_color:flags.4?int intensity:flags.3?int rotation:flags.4?int = WallPaperSettings;
+wallPaperSettings#1dc1bca4 flags:# blur:flags.1?true motion:flags.2?true background_color:flags.0?int second_background_color:flags.4?int third_background_color:flags.5?int fourth_background_color:flags.6?int intensity:flags.3?int rotation:flags.4?int = WallPaperSettings;
 
 autoDownloadSettings#e04232f3 flags:# disabled:flags.0?true video_preload_large:flags.1?true audio_preload_next:flags.2?true phonecalls_less_data:flags.3?true photo_size_max:int video_size_max:int file_size_max:int video_upload_maxbitrate:int = AutoDownloadSettings;
 
@@ -1204,11 +1205,11 @@ 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#c95c6654 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 id:long access_hash:long participants_count:int params:flags.0?DataJSON 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#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;
 
 inputGroupCall#d8aa840f id:long access_hash:long = InputGroupCall;
 
-groupCallParticipant#b96b25ee flags:# muted:flags.0?true left:flags.1?true can_self_unmute:flags.2?true just_joined:flags.4?true versioned:flags.5?true min:flags.8?true muted_by_you:flags.9?true volume_by_admin:flags.10?true self:flags.12?true peer:Peer date:int active_date:flags.3?int source:int volume:flags.7?int about:flags.11?string raise_hand_rating:flags.13?long params:flags.6?DataJSON = GroupCallParticipant;
+groupCallParticipant#eba636fe flags:# muted:flags.0?true left:flags.1?true can_self_unmute:flags.2?true just_joined:flags.4?true versioned:flags.5?true min:flags.8?true muted_by_you:flags.9?true volume_by_admin:flags.10?true self:flags.12?true video_joined:flags.15?true peer:Peer date:int active_date:flags.3?int source:int volume:flags.7?int about:flags.11?string raise_hand_rating:flags.13?long video:flags.6?GroupCallParticipantVideo presentation:flags.14?GroupCallParticipantVideo = GroupCallParticipant;
 
 phone.groupCall#9e727aad call:GroupCall participants:Vector<GroupCallParticipant> participants_next_offset:string chats:Vector<Chat> users:Vector<User> = phone.GroupCall;
 
@@ -1245,6 +1246,10 @@ phone.joinAsPeers#afe5623f peers:Vector<Peer> chats:Vector<Chat> users:Vector<Us
 
 phone.exportedGroupCallInvite#204bd158 link:string = phone.ExportedGroupCallInvite;
 
+groupCallParticipantVideoSourceGroup#dcb118b7 semantics:string sources:Vector<int> = GroupCallParticipantVideoSourceGroup;
+
+groupCallParticipantVideo#78e41663 flags:# paused:flags.0?true endpoint:string source_groups:Vector<GroupCallParticipantVideoSourceGroup> = GroupCallParticipantVideo;
+
 ---functions---
 
 invokeAfterMsg#cb9f372d {X:Type} msg_id:long query:!X = X;
@@ -1617,22 +1622,24 @@ phone.setCallRating#59ead627 flags:# user_initiative:flags.0?true peer:InputPhon
 phone.saveCallDebug#277add7e peer:InputPhoneCall debug:DataJSON = Bool;
 phone.sendSignalingData#ff7a9383 peer:InputPhoneCall data:bytes = Bool;
 phone.createGroupCall#48cdc6d8 flags:# peer:InputPeer random_id:int title:flags.0?string schedule_date:flags.1?int = Updates;
-phone.joinGroupCall#b132ff7b flags:# muted:flags.0?true call:InputGroupCall join_as:InputPeer invite_hash:flags.1?string params:DataJSON = Updates;
+phone.joinGroupCall#b132ff7b flags:# muted:flags.0?true video_stopped:flags.2?true call:InputGroupCall join_as:InputPeer invite_hash:flags.1?string params:DataJSON = Updates;
 phone.leaveGroupCall#500377f9 call:InputGroupCall source:int = Updates;
 phone.inviteToGroupCall#7b393160 call:InputGroupCall users:Vector<InputUser> = Updates;
 phone.discardGroupCall#7a777135 call:InputGroupCall = Updates;
 phone.toggleGroupCallSettings#74bbb43d flags:# reset_invite_hash:flags.1?true call:InputGroupCall join_muted:flags.0?Bool = Updates;
 phone.getGroupCall#c7cb017 call:InputGroupCall = phone.GroupCall;
 phone.getGroupParticipants#c558d8ab call:InputGroupCall ids:Vector<InputPeer> sources:Vector<int> offset:string limit:int = phone.GroupParticipants;
-phone.checkGroupCall#b74a7bea call:InputGroupCall source:int = Bool;
+phone.checkGroupCall#b59cf977 call:InputGroupCall sources:Vector<int> = Vector<int>;
 phone.toggleGroupCallRecord#c02a66d7 flags:# start:flags.0?true call:InputGroupCall title:flags.1?string = Updates;
-phone.editGroupCallParticipant#d975eb80 flags:# muted:flags.0?true call:InputGroupCall participant:InputPeer volume:flags.1?int raise_hand:flags.2?Bool = Updates;
+phone.editGroupCallParticipant#a5273abf flags:# call:InputGroupCall participant:InputPeer muted:flags.0?Bool volume:flags.1?int raise_hand:flags.2?Bool video_stopped:flags.3?Bool video_paused:flags.4?Bool presentation_paused:flags.5?Bool = Updates;
 phone.editGroupCallTitle#1ca6ac0a call:InputGroupCall title:string = Updates;
 phone.getGroupCallJoinAs#ef7c213a peer:InputPeer = phone.JoinAsPeers;
 phone.exportGroupCallInvite#e6aa647f flags:# can_self_unmute:flags.0?true call:InputGroupCall = phone.ExportedGroupCallInvite;
 phone.toggleGroupCallStartSubscription#219c34e6 call:InputGroupCall subscribed:Bool = Updates;
 phone.startScheduledGroupCall#5680e342 call:InputGroupCall = Updates;
 phone.saveDefaultGroupCallJoinAs#575e1f8c peer:InputPeer join_as:InputPeer = Bool;
+phone.joinGroupCallPresentation#cbea6bc4 call:InputGroupCall params:DataJSON = Updates;
+phone.leaveGroupCallPresentation#1c50d144 call:InputGroupCall = Updates;
 
 langpack.getLangPack#f2f2330a lang_pack:string lang_code:string = LangPackDifference;
 langpack.getStrings#efea3803 lang_pack:string lang_code:string keys:Vector<string> = Vector<LangPackString>;
@@ -1649,4 +1656,4 @@ 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 128
+// LAYER 129

Telegram/Resources/uwp/AppX/AppxManifest.xml

@@ -9,7 +9,7 @@
   <Identity Name="TelegramMessengerLLP.TelegramDesktop"
     ProcessorArchitecture="ARCHITECTURE"
     Publisher="CN=536BC709-8EE1-4478-AF22-F0F0F26FF64A"
-    Version="2.7.5.0" />
+    Version="2.7.9.0" />
   <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 2,7,5,0
- PRODUCTVERSION 2,7,5,0
+ FILEVERSION 2,7,9,0
+ PRODUCTVERSION 2,7,9,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -62,10 +62,10 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Telegram FZ-LLC"
             VALUE "FileDescription", "Telegram Desktop"
-            VALUE "FileVersion", "2.7.5.0"
+            VALUE "FileVersion", "2.7.9.0"
             VALUE "LegalCopyright", "Copyright (C) 2014-2021"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "2.7.5.0"
+            VALUE "ProductVersion", "2.7.9.0"
         END
     END
     BLOCK "VarFileInfo"

Telegram/Resources/winrc/Updater.rc

@@ -35,8 +35,8 @@ LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 2,7,5,0
- PRODUCTVERSION 2,7,5,0
+ FILEVERSION 2,7,9,0
+ PRODUCTVERSION 2,7,9,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -53,10 +53,10 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Telegram FZ-LLC"
             VALUE "FileDescription", "Telegram Desktop Updater"
-            VALUE "FileVersion", "2.7.5.0"
+            VALUE "FileVersion", "2.7.9.0"
             VALUE "LegalCopyright", "Copyright (C) 2014-2021"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "2.7.5.0"
+            VALUE "ProductVersion", "2.7.9.0"
         END
     END
     BLOCK "VarFileInfo"

Telegram/SourceFiles/_other/packer.cpp

@@ -47,6 +47,18 @@ typedef signed int int32;
 
 namespace{
 
+struct BIODeleter {
+	void operator()(BIO *value) {
+		BIO_free(value);
+	}
+};
+
+inline auto makeBIO(const void *buf, int len) {
+	return std::unique_ptr<BIO, BIODeleter>{
+		BIO_new_mem_buf(buf, len),
+	};
+}
+
 inline uint32 sha1Shift(uint32 v, uint32 shift) {
 	return ((v << shift) | (v >> (32 - shift)));
 }
@@ -430,7 +442,15 @@ int main(int argc, char *argv[])
 	uint32 siglen = 0;
 
 	cout << "Signing..\n";
-	RSA *prKey = PEM_read_bio_RSAPrivateKey(BIO_new_mem_buf(const_cast<char*>((BetaChannel || AlphaVersion) ? PrivateBetaKey : PrivateKey), -1), 0, 0, 0);
+	RSA *prKey = [] {
+		const auto bio = makeBIO(
+			const_cast<char*>(
+				(BetaChannel || AlphaVersion)
+					? PrivateBetaKey
+					: PrivateKey),
+			-1);
+		return PEM_read_bio_RSAPrivateKey(bio.get(), 0, 0, 0);
+	}();
 	if (!prKey) {
 		cout << "Could not read RSA private key!\n";
 		return -1;
@@ -453,7 +473,15 @@ int main(int argc, char *argv[])
 	}
 
 	cout << "Checking signature..\n";
-	RSA *pbKey = PEM_read_bio_RSAPublicKey(BIO_new_mem_buf(const_cast<char*>((BetaChannel || AlphaVersion) ? PublicBetaKey : PublicKey), -1), 0, 0, 0);
+	RSA *pbKey = [] {
+		const auto bio = makeBIO(
+			const_cast<char*>(
+				(BetaChannel || AlphaVersion)
+					? PublicBetaKey
+					: PublicKey),
+			-1);
+		return PEM_read_bio_RSAPublicKey(bio.get(), 0, 0, 0);
+	}();
 	if (!pbKey) {
 		cout << "Could not read RSA public key!\n";
 		return -1;
@@ -510,7 +538,12 @@ QString countAlphaVersionSignature(quint64 version) { // duplicated in autoupdat
 
 	uint32 siglen = 0;
 
-	RSA *prKey = PEM_read_bio_RSAPrivateKey(BIO_new_mem_buf(const_cast<char*>(cAlphaPrivateKey.constData()), -1), 0, 0, 0);
+	RSA *prKey = [&] {
+		const auto bio = makeBIO(
+			const_cast<char*>(cAlphaPrivateKey.constData()),
+			-1);
+		return PEM_read_bio_RSAPrivateKey(bio.get(), 0, 0, 0);
+	}();
 	if (!prKey) {
 		cout << "Error: Could not read alpha private key!\n";
 		return QString();

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.
@@ -52,12 +54,15 @@ 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(
+		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_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_updates.cpp

@@ -867,7 +867,11 @@ void Updates::updateOnline() {
 }
 
 bool Updates::isIdle() const {
-	return _isIdle;
+	return _isIdle.current();
+}
+
+rpl::producer<bool> Updates::isIdleValue() const {
+	return _isIdle.value();
 }
 
 void Updates::updateOnline(bool gotOtherOffline) {
@@ -881,7 +885,7 @@ void Updates::updateOnline(bool gotOtherOffline) {
 		const auto idle = crl::now() - Core::App().lastNonIdleTime();
 		if (idle >= config.offlineIdleTimeout) {
 			isOnline = false;
-			if (!_isIdle) {
+			if (!isIdle()) {
 				_isIdle = true;
 				_idleFinishTimer.callOnce(900);
 			}
@@ -932,10 +936,9 @@ void Updates::updateOnline(bool gotOtherOffline) {
 void Updates::checkIdleFinish() {
 	if (crl::now() - Core::App().lastNonIdleTime()
 		< _session->serverConfig().offlineIdleTimeout) {
+		updateOnline();
 		_idleFinishTimer.cancel();
 		_isIdle = false;
-		updateOnline();
-		App::wnd()->checkHistoryActivation();
 	} else {
 		_idleFinishTimer.callOnce(900);
 	}
@@ -1878,6 +1881,7 @@ void Updates::feedUpdate(const MTPUpdate &update) {
 	case mtpc_updatePhoneCall:
 	case mtpc_updatePhoneCallSignalingData:
 	case mtpc_updateGroupCallParticipants:
+	case mtpc_updateGroupCallConnection:
 	case mtpc_updateGroupCall: {
 		Core::App().calls().handleUpdate(&session(), update);
 	} break;

Telegram/SourceFiles/api/api_updates.h

@@ -40,6 +40,7 @@ public:
 
 	void updateOnline();
 	[[nodiscard]] bool isIdle() const;
+	[[nodiscard]] rpl::producer<bool> isIdleValue() const;
 	void checkIdleFinish();
 	bool lastWasOnline() const;
 	crl::time lastSetOnline() const;
@@ -185,7 +186,7 @@ private:
 	base::Timer _idleFinishTimer;
 	crl::time _lastSetOnline = 0;
 	bool _lastWasOnline = false;
-	bool _isIdle = false;
+	rpl::variable<bool> _isIdle = false;
 
 	rpl::lifetime _lifetime;
 

Telegram/SourceFiles/apiwrap.cpp

@@ -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 {};
 		}

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"
 
@@ -45,7 +44,6 @@ void AutoLockBox::prepare() {
 void AutoLockBox::durationChanged(int seconds) {
 	Core::App().settings().setAutoLock(seconds);
 	Core::App().saveSettingsDelayed();
-	Global::RefLocalPasscodeChanged().notify();
 
 	Core::App().checkAutoLock();
 	closeBox();

Telegram/SourceFiles/boxes/background_box.cpp

@@ -151,7 +151,7 @@ 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 +176,7 @@ 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),

Telegram/SourceFiles/boxes/background_preview_box.cpp

@@ -23,6 +23,7 @@ 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"
@@ -769,23 +770,25 @@ 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/boxes.style

@@ -433,7 +433,7 @@ editMediaButtonFileSkipRight: 1px;
 editMediaButtonFileSkipTop: 7px;
 
 editMediaButtonIconFile: icon {{ "settings_edit", menuIconFg }};
-editMediaButtonIconPhoto: icon {{ "settings_edit", msgServiceFg }};
+editMediaButtonIconPhoto: icon {{ "settings_edit", roundedFg }};
 editMediaButton: IconButton {
 	width: editMediaButtonSize;
 	height: editMediaButtonSize;
@@ -464,8 +464,8 @@ sendBoxAlbumGroupButtonFile: IconButton(editMediaButton) {
 sendBoxAlbumGroupEditButtonIconFile: editMediaButtonIconFile;
 sendBoxAlbumGroupDeleteButtonIconFile: icon {{ "history_file_cancel", menuIconFg, point(6px, 6px) }};
 
-sendBoxAlbumGroupButtonMediaEdit: icon {{ "settings_edit", msgServiceFg, point(3px, -2px) }};
-sendBoxAlbumGroupButtonMediaDelete: icon {{ "history_file_cancel", msgServiceFg, point(2px, 5px) }};
+sendBoxAlbumGroupButtonMediaEdit: icon {{ "settings_edit", roundedFg, point(3px, -2px) }};
+sendBoxAlbumGroupButtonMediaDelete: icon {{ "history_file_cancel", roundedFg, point(2px, 5px) }};
 sendBoxAlbumGroupButtonMedia: IconButton {
 	width: sendBoxAlbumGroupHeight;
 	height: sendBoxAlbumGroupHeight;
@@ -729,10 +729,6 @@ termsAgePadding: margins(22px, 16px, 16px, 0px);
 
 themesSmallSkip: 10px;
 themesBackgroundSize: 120px;
-themesScroll: ScrollArea(defaultScrollArea) {
-	bottomsh: 0px;
-	topsh: 0px;
-}
 themesMenuToggle: IconButton(defaultIconButton) {
 	width: 44px;
 	height: 44px;

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"
@@ -26,7 +27,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/effects/animations.h"
 #include "ui/effects/radial_animation.h"
 #include "ui/text/text_options.h"
-#include "facades.h"
+#include "ui/basic_click_handlers.h"
 #include "styles/style_layers.h"
 #include "styles/style_boxes.h"
 #include "styles/style_chat_helpers.h"
@@ -185,7 +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;
@@ -200,6 +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;
@@ -565,8 +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) {
@@ -590,11 +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,
@@ -622,7 +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(),
@@ -651,7 +658,7 @@ void ProxiesBox::setupContent() {
 
 	_proxySettings->setChangedCallback([=](ProxyData::Settings value) {
 		if (!_controller->setProxySettings(value)) {
-			_proxySettings->setValue(Global::ProxySettings());
+			_proxySettings->setValue(_settings.settings());
 			addNewProxy();
 		}
 		refreshProxyForCalls();
@@ -1050,20 +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);
@@ -1086,17 +1095,32 @@ void ProxiesBoxController::ShowApplyConfirmation(
 		proxy.password = fields.value(qsl("secret"));
 	}
 	if (proxy) {
+		const auto displayed = "https://" + server + "/";
+		const auto parsed = QUrl::fromUserInput(displayed);
+		const auto displayUrl = !UrlClickHandler::IsSuspicious(displayed)
+			? displayed
+			: parsed.isValid()
+			? QString::fromUtf8(parsed.toEncoded())
+			: UrlClickHandler::ShowEncoded(displayed);
+		const auto displayServer = QString(
+			displayUrl
+		).replace(
+			QRegularExpression(
+				"^https://",
+				QRegularExpression::CaseInsensitiveOption),
+			QString()
+		).replace(QRegularExpression("/$"), QString());
 		const auto text = tr::lng_sure_enable_socks(
 			tr::now,
 			lt_server,
-			server,
+			displayServer,
 			lt_port,
 			QString::number(port))
 			+ (proxy.type == Type::Mtproto
 				? "\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);
 			}
@@ -1123,7 +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();
 }
 
@@ -1134,6 +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) {
@@ -1152,7 +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(
@@ -1164,7 +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;
 			}
@@ -1174,7 +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);
@@ -1225,7 +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);
 	}
@@ -1263,14 +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,
@@ -1288,12 +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(),
@@ -1304,7 +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) {
@@ -1316,15 +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));
 			}
 		}
 	}
@@ -1352,7 +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 });
@@ -1372,7 +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;
@@ -1403,7 +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 });
@@ -1412,43 +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();
 }
 
@@ -1461,7 +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) {
@@ -1475,8 +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

@@ -1085,7 +1085,7 @@ 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.cpp

@@ -47,6 +47,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/widgets/input_fields.h"
 #include "ui/widgets/checkbox.h"
 #include "ui/widgets/checkbox.h"
+#include "ui/text/format_song_document_name.h"
 #include "ui/text/format_values.h"
 #include "ui/text/text_options.h"
 #include "ui/chat/attach/attach_prepare.h"
@@ -220,7 +221,7 @@ EditCaptionBox::EditCaptionBox(
 			const auto document = _documentMedia->owner();
 			const auto nameString = document->isVoiceMessage()
 				? tr::lng_media_audio(tr::now)
-				: document->composeNameString();
+				: Ui::Text::FormatSongNameFor(document).string();
 			setName(nameString, document->size);
 			_isImage = document->isImage();
 			_isAudio = document->isVoiceMessage()
@@ -486,13 +487,13 @@ void EditCaptionBox::handleStreamingError(Error &&error) {
 }
 
 void EditCaptionBox::streamingReady(Information &&info) {
-	const auto calculateGifDimensions = [&]() {
+	const auto calculateGifDimensions = [&] {
 		const auto scaled = QSize(
 			info.video.size.width(),
 			info.video.size.height()
 		).scaled(
-			st::sendMediaPreviewSize * cIntRetinaFactor(),
-			st::confirmMaxHeight * cIntRetinaFactor(),
+			st::sendMediaPreviewSize,
+			st::confirmMaxHeight,
 			Qt::KeepAspectRatio);
 		_thumbw = _gifw = scaled.width();
 		_thumbh = _gifh = scaled.height();
@@ -549,10 +550,10 @@ void EditCaptionBox::updateEditPreview() {
 	if (shouldAsDoc) {
 		auto nameString = filename;
 		if (const auto song = std::get_if<Info::Song>(fileMedia)) {
-			nameString = Ui::ComposeNameString(
+			nameString = Ui::Text::FormatSongName(
 				filename,
 				song->title,
-				song->performer);
+				song->performer).string();
 			_isAudio = true;
 
 			if (auto cover = song->cover; !cover.isNull()) {
@@ -620,7 +621,7 @@ void EditCaptionBox::updateEditMediaButton() {
 	const auto icon = _doc
 		? &st::editMediaButtonIconFile
 		: &st::editMediaButtonIconPhoto;
-	const auto color = _doc ? &st::windowBgRipple : &st::callFingerprintBg;
+	const auto color = _doc ? &st::windowBgRipple : &st::roundedBg;
 	_editMedia->setIconOverride(icon);
 	_editMedia->setRippleColorOverride(color);
 	_editMedia->setForceRippled(!_doc, anim::type::instant);

Telegram/SourceFiles/boxes/edit_color_box.cpp

@@ -27,8 +27,8 @@ 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 +61,7 @@ private:
 	float64 _y = 0.;
 
 	bool _choosing = false;
-	base::Observable<void> _changed;
+	rpl::event_stream<> _changed;
 
 };
 
@@ -234,7 +234,7 @@ void EditColorBox::Picker::updateCurrentPoint(QPoint localPosition) {
 		_x = x;
 		_y = y;
 		update();
-		_changed.notify();
+		_changed.fire({});
 	}
 }
 
@@ -284,8 +284,8 @@ 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 +335,7 @@ private:
 	QBrush _transparent;
 
 	bool _choosing = false;
-	base::Observable<void> _changed;
+	rpl::event_stream<> _changed;
 
 };
 
@@ -349,7 +349,9 @@ EditColorBox::Slider::Slider(
 , _type(type)
 , _color(color.red(), color.green(), color.blue())
 , _value(valueFromColor(color))
-, _transparent((_type == Type::Opacity) ? style::transparentPlaceholderBrush() : QBrush()) {
+, _transparent((_type == Type::Opacity)
+		? style::TransparentPlaceholder()
+		: QBrush()) {
 	prepareMinSize();
 }
 
@@ -538,7 +540,7 @@ void EditColorBox::Slider::updateCurrentPoint(QPoint localPosition) {
 	if (_value != value) {
 		_value = value;
 		update();
-		_changed.notify();
+		_changed.fire({});
 	}
 }
 
@@ -758,7 +760,7 @@ EditColorBox::EditColorBox(
 , _greenField(this, st::colorValueInput, "G", 255)
 , _blueField(this, st::colorValueInput, "B", 255)
 , _result(this, st::colorResultInput)
-, _transparent(style::transparentPlaceholderBrush())
+, _transparent(style::TransparentPlaceholder())
 , _current(current)
 , _new(current) {
 	if (_mode == Mode::RGBA) {
@@ -824,16 +826,14 @@ 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

@@ -1166,15 +1166,19 @@ 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/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();

Telegram/SourceFiles/boxes/peer_list_box.cpp

@@ -434,6 +434,7 @@ PeerListRow::PeerListRow(not_null<PeerData*> peer)
 PeerListRow::PeerListRow(not_null<PeerData*> peer, PeerListRowId id)
 : _id(id)
 , _peer(peer)
+, _hidden(false)
 , _initialized(false)
 , _isSearchResult(false)
 , _isSavedMessagesChat(false)
@@ -442,6 +443,7 @@ PeerListRow::PeerListRow(not_null<PeerData*> peer, PeerListRowId id)
 
 PeerListRow::PeerListRow(PeerListRowId id)
 : _id(id)
+, _hidden(false)
 , _initialized(false)
 , _isSearchResult(false)
 , _isSavedMessagesChat(false)
@@ -529,7 +531,7 @@ QString PeerListRow::generateShortName() {
 		: peer()->shortName();
 }
 
-std::shared_ptr<Data::CloudImageView> PeerListRow::ensureUserpicView() {
+std::shared_ptr<Data::CloudImageView> &PeerListRow::ensureUserpicView() {
 	if (!_userpic) {
 		_userpic = peer()->createUserpicView();
 	}
@@ -588,11 +590,14 @@ void PeerListRow::paintStatusText(
 	_status.drawLeftElided(p, x, y, availableWidth, outerWidth);
 }
 
-template <typename UpdateCallback>
-void PeerListRow::addRipple(const style::PeerListItem &st, QSize size, QPoint point, UpdateCallback updateCallback) {
+template <typename MaskGenerator, typename UpdateCallback>
+void PeerListRow::addRipple(const style::PeerListItem &st, MaskGenerator &&maskGenerator, QPoint point, UpdateCallback &&updateCallback) {
 	if (!_ripple) {
-		auto mask = Ui::RippleAnimation::rectMask(size);
-		_ripple = std::make_unique<Ui::RippleAnimation>(st.button.ripple, std::move(mask), std::move(updateCallback));
+		auto mask = maskGenerator();
+		if (mask.isNull()) {
+			return;
+		}
+		_ripple = std::make_unique<Ui::RippleAnimation>(st.button.ripple, std::move(mask), std::forward<UpdateCallback>(updateCallback));
 	}
 	_ripple->add(point);
 }
@@ -741,12 +746,42 @@ PeerListContent::PeerListContent(
 	_repaintByStatus.setCallback([this] { update(); });
 }
 
+void PeerListContent::setMode(Mode mode) {
+	if (mode == Mode::Default && _mode == Mode::Default) {
+		return;
+	}
+	_mode = mode;
+	switch (_mode) {
+	case Mode::Default:
+		_rowHeight = _st.item.height;
+		break;
+	case Mode::Custom:
+		_rowHeight = _controller->customRowHeight();
+		break;
+	}
+	const auto wasMouseSelection = _mouseSelection;
+	const auto wasLastMousePosition = _lastMousePosition;
+	_contextMenu = nullptr;
+	if (wasMouseSelection) {
+		setSelected(Selected());
+	}
+	setPressed(Selected());
+	refreshRows();
+	if (wasMouseSelection && wasLastMousePosition) {
+		selectByMouse(*wasLastMousePosition);
+	}
+}
+
 void PeerListContent::appendRow(std::unique_ptr<PeerListRow> row) {
 	Expects(row != nullptr);
 
 	if (_rowsById.find(row->id()) == _rowsById.cend()) {
 		row->setAbsoluteIndex(_rows.size());
 		addRowEntry(row.get());
+		if (!_hiddenRows.empty()) {
+			Assert(!row->hidden());
+			_filterResults.push_back(row.get());
+		}
 		_rows.push_back(std::move(row));
 	}
 }
@@ -784,6 +819,17 @@ void PeerListContent::changeCheckState(
 		[=] { updateRow(row); });
 }
 
+void PeerListContent::setRowHidden(not_null<PeerListRow*> row, bool hidden) {
+	Expects(!row->isSearchResult());
+
+	row->setHidden(hidden);
+	if (hidden) {
+		_hiddenRows.emplace(row);
+	} else {
+		_hiddenRows.remove(row);
+	}
+}
+
 void PeerListContent::addRowEntry(not_null<PeerListRow*> row) {
 	if (_controller->respectSavedMessagesChat() && !row->special()) {
 		if (row->peer()->isSelf()) {
@@ -850,6 +896,10 @@ void PeerListContent::prependRow(std::unique_ptr<PeerListRow> row) {
 
 	if (_rowsById.find(row->id()) == _rowsById.cend()) {
 		addRowEntry(row.get());
+		if (!_hiddenRows.empty()) {
+			Assert(!row->hidden());
+			_filterResults.insert(_filterResults.begin(), row.get());
+		}
 		_rows.insert(_rows.begin(), std::move(row));
 		refreshIndices();
 	}
@@ -865,6 +915,10 @@ void PeerListContent::prependRowFromSearchResult(not_null<PeerListRow*> row) {
 	Assert(_searchRows[index].get() == row);
 
 	row->setIsSearchResult(false);
+	if (!_hiddenRows.empty()) {
+		Assert(!row->hidden());
+		_filterResults.insert(_filterResults.begin(), row);
+	}
 	_rows.insert(_rows.begin(), std::move(_searchRows[index]));
 	refreshIndices();
 	removeRowAtIndex(_searchRows, index);
@@ -918,6 +972,7 @@ void PeerListContent::removeRow(not_null<PeerListRow*> row) {
 	_filterResults.erase(
 		ranges::remove(_filterResults, row),
 		end(_filterResults));
+	_hiddenRows.remove(row);
 	removeRowAtIndex(eraseFrom, index);
 
 	restoreSelection();
@@ -955,7 +1010,9 @@ void PeerListContent::convertRowToSearchResult(not_null<PeerListRow*> row) {
 
 	removeFromSearchIndex(row);
 	row->setIsSearchResult(true);
+	row->setHidden(false);
 	row->setAbsoluteIndex(_searchRows.size());
+	_hiddenRows.remove(row);
 	_searchRows.push_back(std::move(_rows[index]));
 	removeRowAtIndex(_rows, index);
 }
@@ -1040,6 +1097,14 @@ int PeerListContent::labelHeight() const {
 }
 
 void PeerListContent::refreshRows() {
+	if (!_hiddenRows.empty()) {
+		_filterResults.clear();
+		for (const auto &row : _rows) {
+			if (!row->hidden()) {
+				_filterResults.push_back(row.get());
+			}
+		}
+	}
 	resizeToWidth(width());
 	if (_visibleBottom > 0) {
 		checkScrollForPreload();
@@ -1053,7 +1118,7 @@ void PeerListContent::refreshRows() {
 void PeerListContent::setSearchMode(PeerListSearchMode mode) {
 	if (_searchMode != mode) {
 		if (!addingToSearchIndex()) {
-			for_const (auto &row, _rows) {
+			for (const auto &row : _rows) {
 				addToSearchIndex(row.get());
 			}
 		}
@@ -1080,25 +1145,27 @@ void PeerListContent::clearSearchRows() {
 void PeerListContent::paintEvent(QPaintEvent *e) {
 	Painter p(this);
 
-	auto clip = e->rect();
-	p.fillRect(clip, _st.item.button.textBg);
+	const auto clip = e->rect();
+	if (_mode != Mode::Custom) {
+		p.fillRect(clip, _st.item.button.textBg);
+	}
 
-	auto repaintByStatusAfter = _repaintByStatus.remainingTime();
+	const auto repaintByStatusAfter = _repaintByStatus.remainingTime();
 	auto repaintAfterMin = repaintByStatusAfter;
 
-	auto rowsTopCached = rowsTop();
-	auto ms = crl::now();
-	auto yFrom = clip.y() - rowsTopCached;
-	auto yTo = clip.y() + clip.height() - rowsTopCached;
+	const auto rowsTopCached = rowsTop();
+	const auto now = crl::now();
+	const auto yFrom = clip.y() - rowsTopCached;
+	const auto yTo = clip.y() + clip.height() - rowsTopCached;
 	p.translate(0, rowsTopCached);
-	auto count = shownRowsCount();
+	const auto count = shownRowsCount();
 	if (count > 0) {
-		auto from = floorclamp(yFrom, _rowHeight, 0, count);
-		auto to = ceilclamp(yTo, _rowHeight, 0, count);
+		const auto from = floorclamp(yFrom, _rowHeight, 0, count);
+		const auto to = ceilclamp(yTo, _rowHeight, 0, count);
 		p.translate(0, from * _rowHeight);
 		for (auto index = from; index != to; ++index) {
-			auto repaintAfter = paintRow(p, ms, RowIndex(index));
-			if (repaintAfter >= 0
+			const auto repaintAfter = paintRow(p, now, RowIndex(index));
+			if (repaintAfter > 0
 				&& (repaintAfterMin < 0
 					|| repaintAfterMin > repaintAfter)) {
 				repaintAfterMin = repaintAfter;
@@ -1213,9 +1280,16 @@ void PeerListContent::mousePressEvent(QMouseEvent *e) {
 				row->addActionRipple(point, std::move(updateCallback));
 			}
 		} else {
-			auto size = QSize(width(), _rowHeight);
 			auto point = mapFromGlobal(QCursor::pos()) - QPoint(0, getRowTop(_selected.index));
-			row->addRipple(_st.item, size, point, std::move(updateCallback));
+			if (_mode == Mode::Custom) {
+				row->addRipple(_st.item, _controller->customRowRippleMaskGenerator(), point, std::move(updateCallback));
+			} else {
+				const auto maskGenerator = [&] {
+					return Ui::RippleAnimation::rectMask(
+						QSize(width(), _rowHeight));
+				};
+				row->addRipple(_st.item, maskGenerator, point, std::move(updateCallback));
+			}
 		}
 	}
 	if (anim::Disabled()) {
@@ -1246,13 +1320,22 @@ void PeerListContent::mousePressReleased(Qt::MouseButton button) {
 
 void PeerListContent::showRowMenu(
 		not_null<PeerListRow*> row,
+		bool highlightRow,
 		Fn<void(not_null<Ui::PopupMenu*>)> destroyed) {
-	showRowMenu(findRowIndex(row), QCursor::pos(), std::move(destroyed));
+	const auto index = findRowIndex(row);
+	showRowMenu(
+		index,
+		row,
+		QCursor::pos(),
+		highlightRow,
+		std::move(destroyed));
 }
 
 bool PeerListContent::showRowMenu(
 		RowIndex index,
+		PeerListRow *row,
 		QPoint globalPos,
+		bool highlightRow,
 		Fn<void(not_null<Ui::PopupMenu*>)> destroyed) {
 	if (_contextMenu) {
 		_contextMenu->setDestroyedCallback(nullptr);
@@ -1263,7 +1346,9 @@ bool PeerListContent::showRowMenu(
 		mousePressReleased(_pressButton);
 	}
 
-	const auto row = getRow(index);
+	if (highlightRow) {
+		row = getRow(index);
+	}
 	if (!row) {
 		return false;
 	}
@@ -1274,11 +1359,15 @@ bool PeerListContent::showRowMenu(
 		return false;
 	}
 
-	setContexted({ index, false });
+	if (highlightRow) {
+		setContexted({ index, false });
+	}
 	raw->setDestroyedCallback(crl::guard(
 		this,
 		[=] {
-			setContexted(Selected());
+			if (highlightRow) {
+				setContexted(Selected());
+			}
 			handleMouseMove(QCursor::pos());
 			if (destroyed) {
 				destroyed(raw);
@@ -1292,7 +1381,7 @@ void PeerListContent::contextMenuEvent(QContextMenuEvent *e) {
 	if (e->reason() == QContextMenuEvent::Mouse) {
 		handleMouseMove(e->globalPos());
 	}
-	if (showRowMenu(_selected.index, e->globalPos())) {
+	if (showRowMenu(_selected.index, nullptr, e->globalPos(), true)) {
 		e->accept();
 	}
 }
@@ -1307,7 +1396,7 @@ void PeerListContent::setPressed(Selected pressed) {
 
 crl::time PeerListContent::paintRow(
 		Painter &p,
-		crl::time ms,
+		crl::time now,
 		RowIndex index) {
 	const auto row = getRow(index);
 	Assert(row != nullptr);
@@ -1315,13 +1404,15 @@ crl::time PeerListContent::paintRow(
 	row->lazyInitialize(_st.item);
 
 	auto refreshStatusAt = row->refreshStatusTime();
-	if (refreshStatusAt >= 0 && ms >= refreshStatusAt) {
+	if (refreshStatusAt > 0 && now >= refreshStatusAt) {
 		row->refreshStatus();
 		refreshStatusAt = row->refreshStatusTime();
 	}
+	const auto refreshStatusIn = (refreshStatusAt > 0)
+		? std::max(refreshStatusAt - now, crl::time(1))
+		: 0;
 
 	const auto peer = row->special() ? nullptr : row->peer().get();
-	const auto user = peer ? peer->asUser() : nullptr;
 	const auto active = (_contexted.index.value >= 0)
 		? _contexted
 		: (_pressed.index.value >= 0)
@@ -1330,6 +1421,11 @@ crl::time PeerListContent::paintRow(
 	const auto selected = (active.index == index);
 	const auto actionSelected = (selected && active.action);
 
+	if (_mode == Mode::Custom) {
+		_controller->customRowPaint(p, now, row, selected);
+		return refreshStatusIn;
+	}
+
 	const auto &bg = selected
 		? _st.item.button.textBgOver
 		: _st.item.button.textBg;
@@ -1412,7 +1508,7 @@ crl::time PeerListContent::paintRow(
 	} else {
 		row->paintStatusText(p, _st.item, _st.item.statusPosition.x(), _st.item.statusPosition.y(), statusw, width(), selected);
 	}
-	return (refreshStatusAt - ms);
+	return refreshStatusIn;
 }
 
 PeerListContent::SkipResult PeerListContent::selectSkip(int direction) {
@@ -1562,6 +1658,8 @@ void PeerListContent::searchQueryChanged(QString query) {
 	if (_normalizedSearchQuery != normalizedQuery) {
 		setSearchQuery(query, normalizedQuery);
 		if (_controller->searchInLocal() && !searchWordsList.isEmpty()) {
+			Assert(_hiddenRows.empty());
+
 			auto minimalList = (const std::vector<not_null<PeerListRow*>>*)nullptr;
 			for (const auto &searchWord : searchWordsList) {
 				auto searchWordStart = searchWord[0].toLower();
@@ -1611,15 +1709,17 @@ void PeerListContent::searchQueryChanged(QString query) {
 }
 
 std::unique_ptr<PeerListState> PeerListContent::saveState() const {
+	Expects(_hiddenRows.empty());
+
 	auto result = std::make_unique<PeerListState>();
 	result->controllerState
 		= std::make_unique<PeerListController::SavedStateBase>();
 	result->list.reserve(_rows.size());
-	for (auto &row : _rows) {
+	for (const auto &row : _rows) {
 		result->list.push_back(row->peer());
 	}
 	result->filterResults.reserve(_filterResults.size());
-	for (auto &row : _filterResults) {
+	for (const auto &row : _filterResults) {
 		result->filterResults.push_back(row->peer());
 	}
 	result->searchQuery = _searchQuery;
@@ -1740,15 +1840,25 @@ void PeerListContent::selectByMouse(QPoint globalPosition) {
 	_mouseSelection = true;
 	_lastMousePosition = globalPosition;
 	const auto point = mapFromGlobal(globalPosition);
+	const auto customMode = (_mode == Mode::Custom);
 	auto in = parentWidget()->rect().contains(parentWidget()->mapFromGlobal(globalPosition));
 	auto selected = Selected();
 	auto rowsPointY = point.y() - rowsTop();
-	selected.index.value = (in && rowsPointY >= 0 && rowsPointY < shownRowsCount() * _rowHeight) ? (rowsPointY / _rowHeight) : -1;
+	selected.index.value = (in
+		&& rowsPointY >= 0
+		&& rowsPointY < shownRowsCount() * _rowHeight)
+		? (rowsPointY / _rowHeight)
+		: -1;
 	if (selected.index.value >= 0) {
-		auto row = getRow(selected.index);
-		if (row->disabled()) {
+		const auto row = getRow(selected.index);
+		if (row->disabled()
+			|| (customMode
+				&& !_controller->customRowSelectionPoint(
+					row,
+					point.x(),
+					rowsPointY - (selected.index.value * _rowHeight)))) {
 			selected = Selected();
-		} else {
+		} else if (!customMode) {
 			if (getActiveActionRect(row, selected.index).contains(point)) {
 				selected.action = true;
 			}
@@ -1789,8 +1899,7 @@ void PeerListContent::updateRow(RowIndex index) {
 	if (index.value < 0) {
 		return;
 	}
-	auto row = getRow(index);
-	if (row->disabled()) {
+	if (const auto row = getRow(index); row && row->disabled()) {
 		if (index == _selected.index) {
 			setSelected(Selected());
 		}
@@ -1885,3 +1994,10 @@ PeerListContent::~PeerListContent() {
 		_contextMenu->setDestroyedCallback(nullptr);
 	}
 }
+
+void PeerListContentDelegate::peerListShowRowMenu(
+		not_null<PeerListRow*> row,
+		bool highlightRow,
+		Fn<void(not_null<Ui::PopupMenu *>)> destroyed) {
+	_content->showRowMenu(row, highlightRow, std::move(destroyed));
+}

Telegram/SourceFiles/boxes/peer_list_box.h

@@ -82,7 +82,7 @@ public:
 		return _id;
 	}
 
-	[[nodiscard]] std::shared_ptr<Data::CloudImageView> ensureUserpicView();
+	[[nodiscard]] std::shared_ptr<Data::CloudImageView> &ensureUserpicView();
 
 	[[nodiscard]] virtual QString generateName();
 	[[nodiscard]] virtual QString generateShortName();
@@ -122,7 +122,7 @@ public:
 		bool actionSelected) {
 	}
 
-	void refreshName(const style::PeerListItem &st);
+	virtual void refreshName(const style::PeerListItem &st);
 	const Ui::Text::String &name() const {
 		return _name;
 	}
@@ -161,7 +161,7 @@ public:
 	template <typename UpdateCallback>
 	void setChecked(
 			bool checked,
-		const style::RoundImageCheckbox &st,
+			const style::RoundImageCheckbox &st,
 			anim::type animated,
 			UpdateCallback callback) {
 		if (checked && !_checkbox) {
@@ -169,15 +169,21 @@ public:
 		}
 		setCheckedInternal(checked, animated);
 	}
+	void setHidden(bool hidden) {
+		_hidden = hidden;
+	}
+	[[nodiscard]] bool hidden() const {
+		return _hidden;
+	}
 	void finishCheckedAnimation();
 	void invalidatePixmapsCache();
 
-	template <typename UpdateCallback>
+	template <typename MaskGenerator, typename UpdateCallback>
 	void addRipple(
 		const style::PeerListItem &st,
-		QSize size,
+		MaskGenerator &&maskGenerator,
 		QPoint point,
-		UpdateCallback updateCallback);
+		UpdateCallback &&updateCallback);
 	void stopLastRipple();
 	void paintRipple(Painter &p, int x, int y, int outerWidth);
 	void paintUserpic(
@@ -237,6 +243,7 @@ private:
 	base::flat_set<QChar> _nameFirstLetters;
 	int _absoluteIndex = -1;
 	State _disabledState = State::Active;
+	bool _hidden : 1;
 	bool _initialized : 1;
 	bool _isSearchResult : 1;
 	bool _isSavedMessagesChat : 1;
@@ -274,6 +281,7 @@ public:
 	virtual void peerListConvertRowToSearchResult(not_null<PeerListRow*> row) = 0;
 	virtual bool peerListIsRowChecked(not_null<PeerListRow*> row) = 0;
 	virtual void peerListSetRowChecked(not_null<PeerListRow*> row, bool checked) = 0;
+	virtual void peerListSetRowHidden(not_null<PeerListRow*> row, bool hidden) = 0;
 	virtual void peerListSetForeignRowChecked(
 		not_null<PeerListRow*> row,
 		bool checked,
@@ -304,6 +312,7 @@ public:
 
 	virtual void peerListShowRowMenu(
 		not_null<PeerListRow*> row,
+		bool highlightRow,
 		Fn<void(not_null<Ui::PopupMenu*>)> destroyed = nullptr) = 0;
 	virtual int peerListSelectedRowsCount() = 0;
 	virtual std::unique_ptr<PeerListState> peerListSaveState() const = 0;
@@ -450,6 +459,25 @@ public:
 	[[nodiscard]] virtual bool respectSavedMessagesChat() const {
 		return false;
 	}
+	[[nodiscard]] virtual int customRowHeight() {
+		Unexpected("PeerListController::customRowHeight.");
+	}
+	virtual void customRowPaint(
+			Painter &p,
+			crl::time now,
+			not_null<PeerListRow*> row,
+			bool selected) {
+		Unexpected("PeerListController::customRowPaint.");
+	}
+	[[nodiscard]] virtual bool customRowSelectionPoint(
+			not_null<PeerListRow*> row,
+			int x,
+			int y) {
+		Unexpected("PeerListController::customRowSelectionPoint.");
+	}
+	[[nodiscard]] virtual Fn<QImage()> customRowRippleMaskGenerator() {
+		Unexpected("PeerListController::customRowRippleMaskGenerator.");
+	}
 
 	[[nodiscard]] virtual rpl::producer<int> onlineCountValue() const;
 
@@ -514,6 +542,12 @@ public:
 	SkipResult selectSkip(int direction);
 	void selectSkipPage(int height, int direction);
 
+	enum class Mode {
+		Default,
+		Custom,
+	};
+	void setMode(Mode mode);
+
 	[[nodiscard]] rpl::producer<int> selectedIndexValue() const;
 	[[nodiscard]] bool hasSelection() const;
 	[[nodiscard]] bool hasPressed() const;
@@ -552,6 +586,9 @@ public:
 		not_null<PeerListRow*> row,
 		bool checked,
 		anim::type animated);
+	void setRowHidden(
+		not_null<PeerListRow*> row,
+		bool hidden);
 
 	template <typename ReorderCallback>
 	void reorderRows(ReorderCallback &&callback) {
@@ -560,6 +597,9 @@ public:
 			callback(searchEntity.second.begin(), searchEntity.second.end());
 		}
 		refreshIndices();
+		if (!_hiddenRows.empty()) {
+			callback(_filterResults.begin(), _filterResults.end());
+		}
 		update();
 	}
 
@@ -568,6 +608,7 @@ public:
 
 	void showRowMenu(
 		not_null<PeerListRow*> row,
+		bool highlightRow,
 		Fn<void(not_null<Ui::PopupMenu*>)> destroyed);
 
 	auto scrollToRequests() const {
@@ -655,10 +696,12 @@ private:
 
 	bool showRowMenu(
 		RowIndex index,
+		PeerListRow *row,
 		QPoint globalPos,
+		bool highlightRow,
 		Fn<void(not_null<Ui::PopupMenu*>)> destroyed = nullptr);
 
-	crl::time paintRow(Painter &p, crl::time ms, RowIndex index);
+	crl::time paintRow(Painter &p, crl::time now, RowIndex index);
 
 	void addRowEntry(not_null<PeerListRow*> row);
 	void addToSearchIndex(not_null<PeerListRow*> row);
@@ -666,7 +709,7 @@ private:
 	void removeFromSearchIndex(not_null<PeerListRow*> row);
 	void setSearchQuery(const QString &query, const QString &normalizedQuery);
 	bool showingSearch() const {
-		return !_searchQuery.isEmpty();
+		return !_hiddenRows.empty() || !_searchQuery.isEmpty();
 	}
 	int shownRowsCount() const {
 		return showingSearch() ? _filterResults.size() : _rows.size();
@@ -688,6 +731,7 @@ private:
 	not_null<PeerListController*> _controller;
 	PeerListSearchMode _searchMode = PeerListSearchMode::Disabled;
 
+	Mode _mode = Mode::Default;
 	int _rowHeight = 0;
 	int _visibleTop = 0;
 	int _visibleBottom = 0;
@@ -711,6 +755,7 @@ private:
 	QString _normalizedSearchQuery;
 	QString _mentionHighlight;
 	std::vector<not_null<PeerListRow*>> _filterResults;
+	base::flat_set<not_null<PeerListRow*>> _hiddenRows;
 
 	int _aboveHeight = 0;
 	int _belowHeight = 0;
@@ -775,6 +820,11 @@ public:
 			bool checked) override {
 		_content->changeCheckState(row, checked, anim::type::normal);
 	}
+	void peerListSetRowHidden(
+			not_null<PeerListRow*> row,
+			bool hidden) override {
+		_content->setRowHidden(row, hidden);
+	}
 	void peerListSetForeignRowChecked(
 		not_null<PeerListRow*> row,
 		bool checked,
@@ -845,10 +895,9 @@ public:
 		_content->restoreState(std::move(state));
 	}
 	void peerListShowRowMenu(
-			not_null<PeerListRow*> row,
-			Fn<void(not_null<Ui::PopupMenu*>)> destroyed = nullptr) override {
-		_content->showRowMenu(row, std::move(destroyed));
-	}
+		not_null<PeerListRow*> row,
+		bool highlightRow,
+		Fn<void(not_null<Ui::PopupMenu*>)> destroyed = nullptr) override;
 
 protected:
 	not_null<PeerListContent*> content() const {

Telegram/SourceFiles/boxes/peers/edit_peer_info_box.cpp

@@ -201,8 +201,10 @@ 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 = [=](
@@ -244,8 +246,10 @@ void ShowEditPermissions(
 void ShowEditInviteLinks(
 		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 = [=](
@@ -612,7 +616,7 @@ 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 +653,7 @@ void Controller::showEditPeerTypeBox(
 		_usernameSavedValue = publicLink;
 		refreshHistoryVisibility();
 	});
-	Ui::show(
+	_navigation->parentController()->show(
 		Box<EditPeerTypeBox>(
 			_peer,
 			_channelHasLocationOriginalValue,
@@ -681,7 +685,7 @@ void Controller::showEditLinkedChatBox() {
 				|| channel->canEditPreHistoryHidden()));
 
 	if (const auto chat = *_linkedChatSavedValue) {
-		*box = Ui::show(
+		*box = _navigation->parentController()->show(
 			EditLinkedChatBox(
 				_navigation,
 				channel,
@@ -709,7 +713,7 @@ 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 +862,7 @@ void Controller::fillHistoryVisibilityButton() {
 		_historyVisibilitySavedValue = checked;
 	});
 	const auto buttonCallback = [=] {
-		Ui::show(
+		_navigation->parentController()->show(
 			Box<EditPeerHistoryVisibilityBox>(
 				_peer,
 				boxCallback,
@@ -1023,9 +1027,15 @@ 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);
 
@@ -1520,7 +1530,7 @@ 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));
 		}

Telegram/SourceFiles/boxes/peers/edit_peer_invite_links.cpp

@@ -533,7 +533,7 @@ void LinksController::rowClicked(not_null<PeerListRow*> row) {
 }
 
 void LinksController::rowActionClicked(not_null<PeerListRow*> row) {
-	delegate()->peerListShowRowMenu(row, nullptr);
+	delegate()->peerListShowRowMenu(row, true);
 }
 
 base::unique_qptr<Ui::PopupMenu> LinksController::rowContextMenu(

Telegram/SourceFiles/boxes/send_files_box.cpp

@@ -1002,7 +1002,7 @@ 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/sticker_set_box.cpp

@@ -63,12 +63,14 @@ public:
 	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<> updateControls() const;
+
+	[[nodiscard]] rpl::producer<Error> errors() const;
 
 	~Inner();
 
@@ -137,6 +139,7 @@ private:
 
 	rpl::event_stream<uint64> _setInstalled;
 	rpl::event_stream<> _updateControls;
+	rpl::event_stream<Error> _errors;
 
 };
 
@@ -153,7 +156,7 @@ QPointer<Ui::BoxContent> StickerSetBox::Show(
 		not_null<DocumentData*> document) {
 	if (const auto sticker = document->sticker()) {
 		if (sticker->set.type() != mtpc_inputStickerSetEmpty) {
-			return Ui::show(
+			return controller->show(
 				Box<StickerSetBox>(controller, sticker->set),
 				Ui::LayerOption::KeepOther).data();
 		}
@@ -186,6 +189,11 @@ void StickerSetBox::prepare() {
 		_controller->session().api().stickerSetInstalled(setId);
 		closeBox();
 	}, lifetime());
+
+	_inner->errors(
+	) | rpl::start_with_next([=](Error error) {
+		handleError(error);
+	}, lifetime());
 }
 
 void StickerSetBox::addStickers() {
@@ -198,6 +206,52 @@ void StickerSetBox::copyStickersLink() {
 	QGuiApplication::clipboard()->setText(url);
 }
 
+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::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::updateTitleAndButtons() {
 	setTitle(_inner->title());
 	updateButtons();
@@ -237,6 +291,24 @@ void StickerSetBox::updateButtons() {
 			};
 			addButton(tr::lng_stickers_share_pack(), std::move(share));
 			addButton(tr::lng_cancel(), [=] { closeBox(); });
+
+			if (!_inner->shortName().isEmpty()) {
+				const auto top = addTopButton(st::infoTopBarMenu);
+				const auto archive = [=] {
+					archiveStickers();
+					closeBox();
+				};
+				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),
+						archive);
+					(*menu)->popup(QCursor::pos());
+					return true;
+				});
+			}
 		}
 	} else {
 		addButton(tr::lng_cancel(), [=] { closeBox(); });
@@ -274,7 +346,7 @@ StickerSetBox::Inner::Inner(
 		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();
@@ -369,7 +441,7 @@ 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);
@@ -389,6 +461,10 @@ 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();
@@ -745,7 +821,7 @@ QString StickerSetBox::Inner::shortName() const {
 
 void StickerSetBox::Inner::install() {
 	if (isMasksSet()) {
-		Ui::show(
+		_controller->show(
 			Box<InformBox>(tr::lng_stickers_masks_pack(tr::now)),
 			Ui::LayerOption::KeepOther);
 		return;
@@ -758,7 +834,7 @@ void StickerSetBox::Inner::install() {
 	)).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();
 }
 

Telegram/SourceFiles/boxes/sticker_set_box.h

@@ -38,10 +38,16 @@ 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;

Telegram/SourceFiles/boxes/stickers_box.cpp

@@ -68,9 +68,7 @@ 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;
 
@@ -85,7 +83,9 @@ public:
 
 	[[nodiscard]] Main::Session &session() const;
 
-	base::Observable<int> scrollToY;
+	rpl::producer<int> scrollsToY() const {
+		return _scrollsToY.events();
+	}
 	void setInnerFocus();
 
 	void saveGroupSet();
@@ -276,6 +276,8 @@ private:
 	int _above = -1;
 	rpl::event_stream<int> _draggingScrollDelta;
 
+	rpl::event_stream<int> _scrollsToY;
+
 	int _minHeight = 0;
 
 	int _scrollbar = 0;
@@ -387,9 +389,10 @@ StickersBox::StickersBox(
 , _section(Section::Installed)
 , _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(
@@ -1589,7 +1592,7 @@ void StickersBox::Inner::mouseReleaseEvent(QMouseEvent *e) {
 		}();
 		const auto showSetByRow = [&](const Row &row) {
 			setSelected(SelectedRow());
-			Ui::show(
+			_controller->show(
 				Box<StickerSetBox>(_controller, row.set->mtpInput()),
 				Ui::LayerOption::KeepOther);
 		};
@@ -1898,7 +1901,7 @@ void StickersBox::Inner::rebuild() {
 void StickersBox::Inner::setMegagroupSelectedSet(const MTPInputStickerSet &set) {
 	_megagroupSetInput = set;
 	rebuild();
-	scrollToY.notify(0, true);
+	_scrollsToY.fire(0);
 	updateSelected();
 }
 

Telegram/SourceFiles/calls/calls.style

@@ -175,6 +175,87 @@ callCameraUnmute: CallButton(callMicrophoneUnmute) {
 }
 callBottomShadowSize: 124px;
 
+CallMuteButton {
+	active: CallButton;
+	muted: CallButton;
+	labelAdditional: pixels;
+	sublabel: FlatLabel;
+	labelsSkip: pixels;
+	sublabelSkip: pixels;
+	lottieSize: size;
+	lottieTop: pixels;
+}
+
+callMuteButtonLabel: FlatLabel(defaultFlatLabel) {
+	textFg: groupCallMembersFg;
+	style: TextStyle(defaultTextStyle) {
+		font: font(14px);
+		linkFont: font(14px);
+		linkFontOver: font(14px underline);
+	}
+}
+callMuteButtonActiveInner: IconButton {
+	width: 112px;
+	height: 138px;
+}
+callMuteButtonSmallActiveInner: IconButton {
+	width: 68px;
+	height: 68px;
+}
+callMuteButtonActive: CallButton {
+	button: callMuteButtonActiveInner;
+	bg: groupCallLive1;
+	bgSize: 77px;
+	bgPosition: point(18px, 18px);
+	outerRadius: 18px;
+	outerBg: callAnswerBgOuter;
+	label: callMuteButtonLabel;
+}
+callMuteButton: CallMuteButton {
+	active: callMuteButtonActive;
+	muted: CallButton(callMuteButtonActive) {
+		bg: groupCallMuted1;
+		label: callMuteButtonLabel;
+	}
+	labelAdditional: 5px;
+	sublabel: FlatLabel(defaultFlatLabel) {
+		textFg: groupCallMemberNotJoinedStatus;
+	}
+	labelsSkip: 8px;
+	sublabelSkip: 14px;
+	lottieSize: size(54px, 54px);
+	lottieTop: 31px;
+}
+callMuteButtonSmallActive: CallButton(callMuteButtonActive) {
+	button: callMuteButtonSmallActiveInner;
+	bgSize: 42px;
+	bgPosition: point(13px, 13px);
+	outerRadius: 13px;
+	label: callButtonLabel;
+}
+callMuteButtonSmall: CallMuteButton(callMuteButton) {
+	active: callMuteButtonSmallActive;
+	muted: CallButton(callMuteButtonSmallActive) {
+		bg: groupCallMuted1;
+		label: callButtonLabel;
+	}
+	labelsSkip: 0px;
+	sublabelSkip: 0px;
+	lottieSize: size(36px, 36px);
+	lottieTop: 17px;
+}
+
+callMuteMinorBlobMinRadius: 64px;
+callMuteMinorBlobMaxRadius: 74px;
+callMuteMajorBlobMinRadius: 67px;
+callMuteMajorBlobMaxRadius: 77px;
+callMuteBlobRadiusForDiameter: 100px;
+
+callConnectingRadial: InfiniteRadialAnimation(defaultInfiniteRadialAnimation) {
+	color: lightButtonFg;
+	thickness: 4px;
+}
+
 callName: FlatLabel(defaultFlatLabel) {
 	minWidth: 260px;
 	maxHeight: 30px;
@@ -208,55 +289,6 @@ callRemoteAudioMute: FlatLabel(callStatus) {
 }
 callRemoteAudioMuteSkip: 12px;
 
-callMuteMainBlobMinRadius: 57px;
-callMuteMainBlobMaxRadius: 63px;
-callMuteMinorBlobMinRadius: 64px;
-callMuteMinorBlobMaxRadius: 74px;
-callMuteMajorBlobMinRadius: 67px;
-callMuteMajorBlobMaxRadius: 77px;
-
-callMuteButtonActiveInner: IconButton {
-	width: 136px;
-	height: 165px;
-}
-callMuteButtonLabel: FlatLabel(defaultFlatLabel) {
-	textFg: groupCallMembersFg;
-	style: TextStyle(defaultTextStyle) {
-		font: font(14px);
-		linkFont: font(14px);
-		linkFontOver: font(14px underline);
-	}
-}
-callMuteButtonSublabel: FlatLabel(defaultFlatLabel) {
-	textFg: groupCallMemberNotJoinedStatus;
-}
-callMuteButtonLabelsSkip: 5px;
-callMuteButtonSublabelSkip: 19px;
-callMuteButtonActive: CallButton {
-	button: callMuteButtonActiveInner;
-	bg: groupCallLive1;
-	bgSize: 100px;
-	bgPosition: point(18px, 18px);
-	outerRadius: 18px;
-	outerBg: callAnswerBgOuter;
-	label: callMuteButtonLabel;
-}
-callMuteButtonMuted: CallButton(callMuteButtonActive) {
-	bg: groupCallMuted1;
-	label: callMuteButtonLabel;
-}
-callMuteButtonConnecting: CallButton(callMuteButtonMuted) {
-	bg: callIconBg;
-	label: callMuteButtonLabel;
-}
-callMuteButtonLabelAdditional: 5px;
-
-callConnectingRadial: InfiniteRadialAnimation(defaultInfiniteRadialAnimation) {
-	color: lightButtonFg;
-	thickness: 4px;
-	size: size(100px, 100px);
-}
-
 callBarHeight: 38px;
 callBarMuteToggle: IconButton {
 	width: 41px;
@@ -433,7 +465,8 @@ callTitle: WindowTitle(defaultWindowTitle) {
 	closeIconActive: callTitleCloseIcon;
 	closeIconActiveOver: callTitleCloseIconOver;
 }
-callTitleShadow: icon {{ "calls/calls_shadow_controls", windowShadowFg }};
+callTitleShadowRight: icon {{ "calls/calls_shadow_controls", windowShadowFg }};
+callTitleShadowLeft: icon {{ "calls/calls_shadow_controls-flip_horizontal", windowShadowFg }};
 
 callErrorToast: Toast(defaultToast) {
 	minWidth: 240px;
@@ -442,8 +475,6 @@ callErrorToast: Toast(defaultToast) {
 groupCallWidth: 380px;
 groupCallHeight: 580px;
 
-groupCallMuteButtonIconSize: size(67px, 67px);
-groupCallMuteButtonIconTop: 35px;
 groupCallRipple: RippleAnimation(defaultRippleAnimation) {
 	color: groupCallMembersBgRipple;
 }
@@ -532,6 +563,11 @@ groupCallMembersListItem: PeerListItem(defaultPeerListItem) {
 	statusFgOver: groupCallMemberInactiveStatus;
 	statusFgActive: groupCallMemberActiveStatus;
 }
+groupCallNarrowMembersListItem: PeerListItem(groupCallMembersListItem) {
+	statusFg: groupCallMemberNotJoinedStatus;
+	statusFgOver: groupCallMemberNotJoinedStatus;
+	statusFgActive: groupCallMemberActiveStatus;
+}
 groupCallMembersList: PeerList(defaultPeerList) {
 	bg: groupCallMembersBg;
 	about: FlatLabel(defaultPeerListAbout) {
@@ -648,8 +684,8 @@ groupCallShareBoxList: PeerList(groupCallMembersList) {
 groupCallMembersTop: 51px;
 groupCallTitleTop: 8px;
 groupCallSubtitleTop: 26px;
+groupCallWideVideoTop: 24px;
 
-groupCallMembersMargin: margins(16px, 16px, 16px, 28px);
 groupCallAddMember: SettingsButton(defaultSettingsButton) {
 	textFg: groupCallMemberNotJoinedStatus;
 	textFgOver: groupCallMemberNotJoinedStatus;
@@ -678,7 +714,7 @@ groupCallTitleLabel: FlatLabel(groupCallSubtitleLabel) {
 	}
 }
 groupCallAddButtonPosition: point(10px, 7px);
-groupCallMembersWidthMax: 360px;
+groupCallMembersWidthMax: 480px;
 groupCallRecordingMark: 6px;
 groupCallRecordingMarkSkip: 4px;
 groupCallRecordingMarkTop: 8px;
@@ -704,6 +740,7 @@ groupCallJoinAsToggle: UserpicButton(defaultUserpicButton) {
 	photoPosition: point(3px, 3px);
 }
 groupCallMenuPosition: point(-1px, 29px);
+groupCallWideMenuPosition: point(-2px, 28px);
 
 groupCallActiveButton: IconButton {
 	width: 36px;
@@ -736,33 +773,106 @@ groupCallMemberRaisedHand: icon {{ "calls/group_calls_raised_hand", groupCallMem
 
 groupCallSettingsInner: IconButton(callButton) {
 	iconPosition: point(-1px, 22px);
-	icon: icon {{ "calls/call_settings", groupCallIconFg }};
+	icon: icon {{ "calls/calls_settings", groupCallIconFg }};
 	ripple: RippleAnimation(defaultRippleAnimation) {
 		color: callMuteRipple;
 	}
 }
+groupCallShareInner: IconButton(groupCallSettingsInner) {
+	icon: icon {{ "calls/group_calls_share", groupCallIconFg }};
+}
+groupCallVideoInner: IconButton(groupCallSettingsInner) {
+	icon: icon {{ "calls/call_camera_muted", groupCallIconFg }};
+	iconPosition: point(-1px, 16px);
+}
+groupCallHangupInner: IconButton(callButton) {
+	icon: icon {{ "calls/call_discard", groupCallIconFg }};
+	ripple: RippleAnimation(defaultRippleAnimation) {
+		color: groupCallLeaveBgRipple;
+	}
+}
 groupCallSettings: CallButton(callMicrophoneMute) {
 	button: groupCallSettingsInner;
 }
 groupCallShare: CallButton(groupCallSettings) {
-	button: IconButton(groupCallSettingsInner) {
-		icon: icon {{ "calls/group_calls_share", groupCallIconFg }};
-	}
+	button: groupCallShareInner;
+}
+groupCallVideo: CallButton(groupCallSettings) {
+	button: groupCallVideoInner;
+}
+groupCallVideoInnerActive: IconButton(groupCallVideoInner) {
+	icon: icon {{ "calls/call_camera_active", groupCallIconFg }};
+}
+groupCallVideoActive: CallButton(groupCallVideo) {
+	button: groupCallVideoInnerActive;
 }
 groupCallHangup: CallButton(callHangup) {
-	button: IconButton(callButton) {
-		icon: icon {{ "calls/call_discard", groupCallIconFg }};
-		ripple: RippleAnimation(defaultRippleAnimation) {
-			color: groupCallLeaveBgRipple;
-		}
-	}
+	button: groupCallHangupInner;
 	bg: groupCallLeaveBg;
 	outerBg: groupCallLeaveBg;
 	label: callButtonLabel;
 }
-groupCallButtonSkip: 43px;
-groupCallButtonBottomSkip: 145px;
-groupCallMuteBottomSkip: 160px;
+groupCallSettingsSmall: CallButton(groupCallSettings) {
+	button: IconButton(groupCallSettingsInner) {
+		width: 60px;
+		height: 68px;
+		rippleAreaPosition: point(8px, 12px);
+	}
+	bgPosition: point(8px, 12px);
+}
+groupCallHangupSmall: CallButton(groupCallHangup) {
+	button: IconButton(groupCallHangupInner) {
+		width: 60px;
+		height: 68px;
+		rippleAreaPosition: point(8px, 12px);
+	}
+	bgPosition: point(8px, 12px);
+}
+groupCallVideoSmall: CallButton(groupCallSettingsSmall) {
+	button: IconButton(groupCallVideoInner) {
+		width: 60px;
+		height: 68px;
+		rippleAreaPosition: point(8px, 12px);
+	}
+}
+groupCallVideoActiveSmall: CallButton(groupCallVideoSmall) {
+	button: IconButton(groupCallVideoInnerActive) {
+		width: 60px;
+		height: 68px;
+		rippleAreaPosition: point(8px, 12px);
+	}
+}
+groupCallScreenShareSmall: CallButton(groupCallSettingsSmall) {
+	button: IconButton(groupCallSettingsInner) {
+		icon: icon {{ "calls/calls_present", groupCallIconFg }};
+		width: 60px;
+		height: 68px;
+		rippleAreaPosition: point(8px, 12px);
+	}
+}
+groupCallMenuToggleSmall: CallButton(groupCallSettingsSmall) {
+	button: IconButton(groupCallSettingsInner) {
+		icon: icon {{ "calls/calls_more", groupCallIconFg }};
+		width: 60px;
+		height: 68px;
+		rippleAreaPosition: point(8px, 12px);
+	}
+}
+groupCallButtonSkip: 40px;
+groupCallButtonSkipSmall: 5px;
+groupCallButtonBottomSkip: 113px;
+groupCallButtonBottomSkipSmall: 95px;
+groupCallButtonBottomSkipWide: 108px;
+groupCallControlsBackMargin: margins(10px, 0px, 10px, 0px);
+groupCallControlsBackRadius: 12px;
+groupCallMuteBottomSkip: 116px;
+
+groupCallMembersMargin: margins(16px, 16px, 16px, 60px);
+groupCallMembersTopSkip: 6px;
+groupCallMembersBottomSkip: 80px;
+groupCallMembersShadowHeight: 160px;
+groupCallMembersFadeSkip: 10px;
+groupCallMembersFadeHeight: 100px;
 
 groupCallTopBarUserpics: GroupCallUserpics {
 	size: 28px;
@@ -780,17 +890,18 @@ groupCallTopBarOpen: RoundButton(groupCallTopBarJoin) {
 		color: shadowFg;
 	}
 }
-groupCallBox: Box(defaultBox) {
-	button: RoundButton(defaultBoxButton) {
-		textFg: groupCallActiveFg;
-		textFgOver: groupCallActiveFg;
-		numbersTextFg: groupCallActiveFg;
-		numbersTextFgOver: groupCallActiveFg;
-		textBg: groupCallMembersBg;
-		textBgOver: groupCallMembersBgOver;
+groupCallBoxButton: RoundButton(defaultBoxButton) {
+	textFg: groupCallActiveFg;
+	textFgOver: groupCallActiveFg;
+	numbersTextFg: groupCallActiveFg;
+	numbersTextFgOver: groupCallActiveFg;
+	textBg: groupCallMembersBg;
+	textBgOver: groupCallMembersBgOver;
 
-		ripple: groupCallRipple;
-	}
+	ripple: groupCallRipple;
+}
+groupCallBox: Box(defaultBox) {
+	button: groupCallBoxButton;
 	margin: margins(0px, 56px, 0px, 10px);
 	bg: groupCallMembersBg;
 	title: FlatLabel(boxTitle) {
@@ -807,7 +918,7 @@ groupCallLevelMeter: LevelMeter(defaultLevelMeter) {
 	lineSpacing: 5px;
 	lineCount: 44;
 	activeFg: groupCallActiveFg;
-	inactiveFg: groupCallMemberNotJoinedStatus;
+	inactiveFg: groupCallMembersBgRipple;
 }
 groupCallCheckboxIcon: icon {{ "default_checkbox_check", groupCallMembersFg, point(4px, 7px) }};
 groupCallCheck: Check(defaultCheck) {
@@ -1015,3 +1126,130 @@ groupCallStartsInTop: 10px;
 groupCallStartsWhenTop: 160px;
 groupCallCountdownFont: font(64px semibold);
 groupCallCountdownTop: 52px;
+
+desktopCaptureMargins: margins(12px, 8px, 12px, 6px);
+desktopCaptureSourceSize: size(235px, 165px);
+desktopCaptureSourceSkips: size(2px, 10px);
+desktopCaptureSourceTitle: WindowTitle(groupCallTitle) {
+	bg: groupCallMembersBgOver;
+	bgActive: groupCallMembersBgOver;
+	height: 21px;
+}
+desktopCapturePadding: margins(7px, 7px, 7px, 33px);
+desktopCaptureLabelBottom: 7px;
+desktopCaptureLabel: FlatLabel(defaultFlatLabel) {
+	minWidth: 200px;
+	maxHeight: 20px;
+	textFg: groupCallMembersFg;
+	style: semiboldTextStyle;
+}
+desktopCaptureCancel: RoundButton(defaultBoxButton) {
+	textFg: groupCallActiveFg;
+	textFgOver: groupCallActiveFg;
+	numbersTextFg: groupCallActiveFg;
+	numbersTextFgOver: groupCallActiveFg;
+	textBg: groupCallMembersBg;
+	textBgOver: groupCallMembersBgOver;
+
+	ripple: groupCallRipple;
+}
+desktopCaptureFinish: RoundButton(desktopCaptureCancel) {
+	textFg: groupCallMemberMutedIcon;
+	textFgOver: groupCallMemberMutedIcon;
+}
+desktopCaptureSubmit: RoundButton(desktopCaptureCancel) {
+	textFg: groupCallIconFg;
+	textFgOver: groupCallIconFg;
+	numbersTextFg: groupCallIconFg;
+	numbersTextFgOver: groupCallIconFg;
+	textBg: groupCallMuted1;
+	textBgOver: groupCallMuted1;
+
+	ripple: RippleAnimation(groupCallRipple) {
+		color: shadowFg;
+	}
+}
+
+groupCallNarrowSkip: 9px;
+groupCallNarrowMembersWidth: 204px;
+groupCallNarrowVideoHeight: 120px;
+groupCallWideModeWidthMin: 600px;
+groupCallWideModeSize: size(960px, 580px);
+groupCallNarrowInactiveCrossLine: CrossLineAnimation {
+	fg: groupCallMemberNotJoinedStatus;
+	icon: icon {{ "calls/video_mini_mute", groupCallMemberNotJoinedStatus }};
+	startPosition: point(3px, 0px);
+	endPosition: point(13px, 12px);
+	stroke: 3px;
+	strokeDenominator: 2;
+}
+groupCallNarrowColoredCrossLine: CrossLineAnimation(groupCallNarrowInactiveCrossLine) {
+	fg: groupCallMemberNotJoinedStatus;
+	icon: icon {{ "calls/video_mini_mute", groupCallMemberActiveStatus }};
+}
+groupCallNarrowRaisedHand: icon {{ "calls/video_mini_speak", groupCallMemberInactiveStatus }};
+groupCallNarrowCameraIcon: icon {{ "calls/video_mini_video", groupCallMemberNotJoinedStatus }};
+groupCallNarrowScreenIcon: icon {{ "calls/video_mini_screencast", groupCallMemberNotJoinedStatus }};
+groupCallNarrowIconPosition: point(-4px, 2px);
+groupCallNarrowIconSkip: 15px;
+groupCallOutline: 2px;
+groupCallVideoCrossLine: CrossLineAnimation(groupCallMemberColoredCrossLine) {
+	fg: groupCallVideoTextFg;
+	icon: icon {{ "calls/video_over_mute", groupCallVideoTextFg }};
+}
+
+GroupCallVideoTile {
+	shadowHeight: pixels;
+	namePosition: point;
+	pin: CrossLineAnimation;
+	pinPosition: point;
+	pinPadding: margins;
+	pinTextPosition: point;
+	back: icon;
+	iconPosition: point;
+}
+
+groupCallVideoTile: GroupCallVideoTile {
+	shadowHeight: 40px;
+	namePosition: point(15px, 8px);
+	pin: CrossLineAnimation {
+		fg: groupCallVideoTextFg;
+		icon: icon {{ "calls/video_over_pin", groupCallVideoTextFg }};
+		startPosition: point(7px, 4px);
+		endPosition: point(17px, 14px);
+		stroke: 3px;
+		strokeDenominator: 2;
+	}
+	pinPosition: point(18px, 18px);
+	pinPadding: margins(6px, 2px, 12px, 1px);
+	pinTextPosition: point(1px, 3px);
+	back: icon {{ "calls/video_back", groupCallVideoTextFg }};
+	iconPosition: point(10px, 5px);
+}
+
+groupCallVideoSmallSkip: 4px;
+groupCallVideoLargeSkip: 6px;
+groupCallVideoPlaceholderHeight: 212px;
+groupCallVideoPlaceholderIconTop: 50px;
+groupCallVideoPlaceholderTextTop: 120px;
+
+groupCallTooltip: Tooltip(defaultTooltip) {
+	textBg: groupCallMembersBg;
+	textFg: groupCallMembersFg;
+	textBorder: groupCallMembersBgOver;
+}
+groupCallNiceTooltip: ImportantTooltip(defaultImportantTooltip) {
+	bg: importantTooltipBg;
+	padding: margins(10px, 3px, 10px, 5px);
+	radius: 4px;
+	arrow: 4px;
+}
+groupCallNiceTooltipLabel: FlatLabel(defaultImportantTooltipLabel) {
+	style: TextStyle(defaultTextStyle) {
+		font: font(11px);
+		linkFont: font(11px);
+		linkFontOver: font(11px underline);
+	}
+}
+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_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>
@@ -161,8 +160,12 @@ Call::Call(
 , _user(user)
 , _api(&_user->session().mtp())
 , _type(type)
-, _videoIncoming(std::make_unique<Webrtc::VideoTrack>(StartVideoState(video)))
-, _videoOutgoing(std::make_unique<Webrtc::VideoTrack>(StartVideoState(video))) {
+, _videoIncoming(
+	std::make_unique<Webrtc::VideoTrack>(
+		StartVideoState(video)))
+, _videoOutgoing(
+	std::make_unique<Webrtc::VideoTrack>(
+		StartVideoState(video))) {
 	_discardByTimeoutTimer.setCallback([=] { hangup(); });
 
 	if (_type == Type::Outgoing) {
@@ -380,7 +383,7 @@ void Call::setupOutgoingVideo() {
 			// Paused not supported right now.
 			Assert(state == Webrtc::VideoState::Active);
 			if (!_videoCapture) {
-				_videoCapture = _delegate->getVideoCapture();
+				_videoCapture = _delegate->callGetVideoCapture();
 				_videoCapture->setOutput(_videoOutgoing->sink());
 			}
 			if (_instance) {
@@ -801,16 +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_call.h

@@ -53,6 +53,11 @@ struct Error {
 	QString details;
 };
 
+enum class CallType {
+	Incoming,
+	Outgoing,
+};
+
 class Call : public base::has_weak_ptr {
 public:
 	class Delegate {
@@ -72,7 +77,7 @@ public:
 			Fn<void()> onSuccess,
 			bool video) = 0;
 
-		virtual auto getVideoCapture()
+		virtual auto callGetVideoCapture()
 			-> std::shared_ptr<tgcalls::VideoCaptureInterface> = 0;
 
 		virtual ~Delegate() = default;
@@ -81,11 +86,12 @@ public:
 
 	static constexpr auto kSoundSampleMs = 100;
 
-	enum class Type {
-		Incoming,
-		Outgoing,
-	};
-	Call(not_null<Delegate*> delegate, not_null<UserData*> user, Type type, bool video);
+	using Type = CallType;
+	Call(
+		not_null<Delegate*> delegate,
+		not_null<UserData*> user,
+		Type type,
+		bool video);
 
 	[[nodiscard]] Type type() const {
 		return _type;

Telegram/SourceFiles/calls/calls_group_call.h

@@ -1,363 +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 "base/weak_ptr.h"
-#include "base/timer.h"
-#include "base/bytes.h"
-#include "mtproto/sender.h"
-#include "mtproto/mtproto_auth_key.h"
-
-class History;
-
-namespace tgcalls {
-class GroupInstanceCustomImpl;
-struct GroupLevelsUpdate;
-struct GroupNetworkState;
-struct GroupParticipantDescription;
-} // namespace tgcalls
-
-namespace base {
-class GlobalShortcutManager;
-class GlobalShortcutValue;
-} // namespace base
-
-namespace Webrtc {
-class MediaDevices;
-} // namespace Webrtc
-
-namespace Data {
-struct LastSpokeTimes;
-struct GroupCallParticipant;
-class GroupCall;
-} // namespace Data
-
-namespace Calls {
-
-namespace Group {
-struct MuteRequest;
-struct VolumeRequest;
-struct ParticipantState;
-struct JoinInfo;
-struct RejoinEvent;
-} // namespace Group
-
-enum class MuteState {
-	Active,
-	PushToTalk,
-	Muted,
-	ForceMuted,
-	RaisedHand,
-};
-
-[[nodiscard]] inline auto MapPushToTalkToActive() {
-	return rpl::map([=](MuteState state) {
-		return (state == MuteState::PushToTalk) ? MuteState::Active : state;
-	});
-}
-
-[[nodiscard]] bool IsGroupCallAdmin(
-	not_null<PeerData*> peer,
-	not_null<PeerData*> participantPeer);
-
-struct LevelUpdate {
-	uint32 ssrc = 0;
-	float value = 0.;
-	bool voice = false;
-	bool me = false;
-};
-
-class GroupCall final : public base::has_weak_ptr {
-public:
-	class Delegate {
-	public:
-		virtual ~Delegate() = default;
-
-		virtual void groupCallFinished(not_null<GroupCall*> call) = 0;
-		virtual void groupCallFailed(not_null<GroupCall*> call) = 0;
-		virtual void groupCallRequestPermissionsOrFail(
-			Fn<void()> onSuccess) = 0;
-
-		enum class GroupCallSound {
-			Started,
-			Connecting,
-			AllowedToSpeak,
-			Ended,
-		};
-		virtual void groupCallPlaySound(GroupCallSound sound) = 0;
-	};
-
-	using GlobalShortcutManager = base::GlobalShortcutManager;
-
-	GroupCall(
-		not_null<Delegate*> delegate,
-		Group::JoinInfo info,
-		const MTPInputGroupCall &inputCall);
-	~GroupCall();
-
-	[[nodiscard]] uint64 id() const {
-		return _id;
-	}
-	[[nodiscard]] not_null<PeerData*> peer() const {
-		return _peer;
-	}
-	[[nodiscard]] not_null<PeerData*> joinAs() const {
-		return _joinAs;
-	}
-	[[nodiscard]] bool showChooseJoinAs() const;
-	[[nodiscard]] TimeId scheduleDate() const {
-		return _scheduleDate;
-	}
-	[[nodiscard]] bool scheduleStartSubscribed() const;
-
-	[[nodiscard]] Data::GroupCall *lookupReal() const;
-	[[nodiscard]] rpl::producer<not_null<Data::GroupCall*>> real() const;
-
-	void start(TimeId scheduleDate);
-	void hangup();
-	void discard();
-	void rejoinAs(Group::JoinInfo info);
-	void rejoinWithHash(const QString &hash);
-	void join(const MTPInputGroupCall &inputCall);
-	void handleUpdate(const MTPUpdate &update);
-	void handlePossibleCreateOrJoinResponse(const MTPDupdateGroupCall &data);
-	void changeTitle(const QString &title);
-	void toggleRecording(bool enabled, const QString &title);
-	[[nodiscard]] bool recordingStoppedByMe() const {
-		return _recordingStoppedByMe;
-	}
-	void startScheduledNow();
-	void toggleScheduleStartSubscribed(bool subscribed);
-
-	void setMuted(MuteState mute);
-	void setMutedAndUpdate(MuteState mute);
-	[[nodiscard]] MuteState muted() const {
-		return _muted.current();
-	}
-	[[nodiscard]] rpl::producer<MuteState> mutedValue() const {
-		return _muted.value();
-	}
-
-	[[nodiscard]] auto otherParticipantStateValue() const
-		-> rpl::producer<Group::ParticipantState>;
-
-	enum State {
-		Creating,
-		Waiting,
-		Joining,
-		Connecting,
-		Joined,
-		FailedHangingUp,
-		Failed,
-		HangingUp,
-		Ended,
-	};
-	[[nodiscard]] State state() const {
-		return _state.current();
-	}
-	[[nodiscard]] rpl::producer<State> stateValue() const {
-		return _state.value();
-	}
-
-	enum class InstanceState {
-		Disconnected,
-		TransitionToRtc,
-		Connected,
-	};
-	[[nodiscard]] InstanceState instanceState() const {
-		return _instanceState.current();
-	}
-	[[nodiscard]] rpl::producer<InstanceState> instanceStateValue() const {
-		return _instanceState.value();
-	}
-
-	[[nodiscard]] rpl::producer<LevelUpdate> levelUpdates() const {
-		return _levelUpdates.events();
-	}
-	[[nodiscard]] rpl::producer<Group::RejoinEvent> rejoinEvents() const {
-		return _rejoinEvents.events();
-	}
-	[[nodiscard]] rpl::producer<> allowedToSpeakNotifications() const {
-		return _allowedToSpeakNotifications.events();
-	}
-	[[nodiscard]] rpl::producer<> titleChanged() const {
-		return _titleChanged.events();
-	}
-	static constexpr auto kSpeakLevelThreshold = 0.2;
-
-	void setCurrentAudioDevice(bool input, const QString &deviceId);
-	//void setAudioVolume(bool input, float level);
-	void setAudioDuckingEnabled(bool enabled);
-
-	void toggleMute(const Group::MuteRequest &data);
-	void changeVolume(const Group::VolumeRequest &data);
-	std::variant<int, not_null<UserData*>> inviteUsers(
-		const std::vector<not_null<UserData*>> &users);
-
-	std::shared_ptr<GlobalShortcutManager> ensureGlobalShortcutManager();
-	void applyGlobalShortcutChanges();
-
-	void pushToTalk(bool pressed, crl::time delay);
-
-	[[nodiscard]] rpl::lifetime &lifetime() {
-		return _lifetime;
-	}
-
-private:
-	class LoadPartTask;
-
-public:
-	void broadcastPartStart(std::shared_ptr<LoadPartTask> task);
-	void broadcastPartCancel(not_null<LoadPartTask*> task);
-
-private:
-	using GlobalShortcutValue = base::GlobalShortcutValue;
-
-	struct LoadingPart {
-		std::shared_ptr<LoadPartTask> task;
-		mtpRequestId requestId = 0;
-	};
-
-	enum class FinishType {
-		None,
-		Ended,
-		Failed,
-	};
-	enum class InstanceMode {
-		None,
-		Rtc,
-		Stream,
-	};
-	enum class SendUpdateType {
-		Mute,
-		RaiseHand,
-	};
-
-	void handlePossibleCreateOrJoinResponse(const MTPDgroupCall &data);
-	void handlePossibleDiscarded(const MTPDgroupCallDiscarded &data);
-	void handleUpdate(const MTPDupdateGroupCall &data);
-	void handleUpdate(const MTPDupdateGroupCallParticipants &data);
-	void handleRequestError(const MTP::Error &error);
-	void handleControllerError(const QString &error);
-	void ensureControllerCreated();
-	void destroyController();
-
-	void setState(State state);
-	void finish(FinishType type);
-	void maybeSendMutedUpdate(MuteState previous);
-	void sendSelfUpdate(SendUpdateType type);
-	void updateInstanceMuteState();
-	void updateInstanceVolumes();
-	void applyMeInCallLocally();
-	void rejoin();
-	void rejoin(not_null<PeerData*> as);
-	void setJoinAs(not_null<PeerData*> as);
-	void saveDefaultJoinAs(not_null<PeerData*> as);
-	void subscribeToReal(not_null<Data::GroupCall*> real);
-	void setScheduledDate(TimeId date);
-
-	void audioLevelsUpdated(const tgcalls::GroupLevelsUpdate &data);
-	void setInstanceConnected(tgcalls::GroupNetworkState networkState);
-	void setInstanceMode(InstanceMode mode);
-	void checkLastSpoke();
-	void pushToTalkCancel();
-
-	void checkGlobalShortcutAvailability();
-	void checkJoined();
-	void checkFirstTimeJoined();
-	void notifyAboutAllowedToSpeak();
-
-	void playConnectingSound();
-	void stopConnectingSound();
-	void playConnectingSoundOnce();
-
-	void requestParticipantsInformation(const std::vector<uint32_t> &ssrcs);
-	void addParticipantsToInstance();
-	void prepareParticipantForAdding(
-		const Data::GroupCallParticipant &participant);
-	void addPreparedParticipants();
-	void addPreparedParticipantsDelayed();
-
-	void editParticipant(
-		not_null<PeerData*> participantPeer,
-		bool mute,
-		std::optional<int> volume);
-	void applyParticipantLocally(
-		not_null<PeerData*> participantPeer,
-		bool mute,
-		std::optional<int> volume);
-	void applyQueuedSelfUpdates();
-	void applySelfUpdate(const MTPDgroupCallParticipant &data);
-	void applyOtherParticipantUpdate(const MTPDgroupCallParticipant &data);
-
-	[[nodiscard]] MTPInputGroupCall inputCall() const;
-
-	const not_null<Delegate*> _delegate;
-	not_null<PeerData*> _peer; // Can change in legacy group migration.
-	rpl::event_stream<PeerData*> _peerStream;
-	not_null<History*> _history; // Can change in legacy group migration.
-	MTP::Sender _api;
-	rpl::event_stream<not_null<Data::GroupCall*>> _realChanges;
-	rpl::variable<State> _state = State::Creating;
-	rpl::variable<InstanceState> _instanceState
-		= InstanceState::Disconnected;
-	bool _instanceTransitioning = false;
-	InstanceMode _instanceMode = InstanceMode::None;
-	base::flat_set<uint32> _unresolvedSsrcs;
-	std::vector<tgcalls::GroupParticipantDescription> _preparedParticipants;
-	bool _addPreparedParticipantsScheduled = false;
-	bool _recordingStoppedByMe = false;
-
-	MTP::DcId _broadcastDcId = 0;
-	base::flat_map<not_null<LoadPartTask*>, LoadingPart> _broadcastParts;
-
-	not_null<PeerData*> _joinAs;
-	std::vector<not_null<PeerData*>> _possibleJoinAs;
-	QString _joinHash;
-
-	rpl::variable<MuteState> _muted = MuteState::Muted;
-	bool _initialMuteStateSent = false;
-	bool _acceptFields = false;
-
-	rpl::event_stream<Group::ParticipantState> _otherParticipantStateValue;
-	std::vector<MTPGroupCallParticipant> _queuedSelfUpdates;
-
-	uint64 _id = 0;
-	uint64 _accessHash = 0;
-	uint32 _mySsrc = 0;
-	TimeId _scheduleDate = 0;
-	base::flat_set<uint32> _mySsrcs;
-	mtpRequestId _createRequestId = 0;
-	mtpRequestId _updateMuteRequestId = 0;
-
-	std::unique_ptr<tgcalls::GroupInstanceCustomImpl> _instance;
-	rpl::event_stream<LevelUpdate> _levelUpdates;
-	base::flat_map<uint32, Data::LastSpokeTimes> _lastSpoke;
-	rpl::event_stream<Group::RejoinEvent> _rejoinEvents;
-	rpl::event_stream<> _allowedToSpeakNotifications;
-	rpl::event_stream<> _titleChanged;
-	base::Timer _lastSpokeCheckTimer;
-	base::Timer _checkJoinedTimer;
-
-	crl::time _lastSendProgressUpdate = 0;
-
-	std::shared_ptr<GlobalShortcutManager> _shortcutManager;
-	std::shared_ptr<GlobalShortcutValue> _pushToTalk;
-	base::Timer _pushToTalkCancelTimer;
-	base::Timer _connectingSoundTimer;
-	bool _hadJoinedState = false;
-
-	std::unique_ptr<Webrtc::MediaDevices> _mediaDevices;
-	QString _audioInputId;
-	QString _audioOutputId;
-
-	rpl::lifetime _lifetime;
-
-};
-
-} // namespace Calls

Telegram/SourceFiles/calls/calls_instance.cpp

@@ -7,7 +7,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #include "calls/calls_instance.h"
 
-#include "calls/calls_group_common.h"
+#include "calls/calls_call.h"
+#include "calls/group/calls_group_common.h"
+#include "calls/group/calls_choose_join_as.h"
+#include "calls/group/calls_group_call.h"
 #include "mtproto/mtproto_dh_utils.h"
 #include "core/application.h"
 #include "main/main_session.h"
@@ -15,10 +18,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "apiwrap.h"
 #include "lang/lang_keys.h"
 #include "boxes/confirm_box.h"
+#include "calls/group/calls_group_call.h"
+#include "calls/group/calls_group_panel.h"
 #include "calls/calls_call.h"
-#include "calls/calls_group_call.h"
 #include "calls/calls_panel.h"
-#include "calls/calls_group_panel.h"
 #include "data/data_user.h"
 #include "data/data_group_call.h"
 #include "data/data_channel.h"
@@ -41,11 +44,142 @@ namespace {
 
 constexpr auto kServerConfigUpdateTimeoutMs = 24 * 3600 * crl::time(1000);
 
+using CallSound = Call::Delegate::CallSound;
+using GroupCallSound = GroupCall::Delegate::GroupCallSound;
+
 } // namespace
 
-Instance::Instance() = default;
+class Instance::Delegate final
+	: public Call::Delegate
+	, public GroupCall::Delegate {
+public:
+	explicit Delegate(not_null<Instance*> instance);
 
-Instance::~Instance() = default;
+	DhConfig getDhConfig() const override;
+
+	void callFinished(not_null<Call*> call) override;
+	void callFailed(not_null<Call*> call) override;
+	void callRedial(not_null<Call*> call) override;
+	void callRequestPermissionsOrFail(
+		Fn<void()> onSuccess,
+		bool video) override;
+	void callPlaySound(CallSound sound) override;
+	auto callGetVideoCapture()
+		-> std::shared_ptr<tgcalls::VideoCaptureInterface> override;
+
+	void groupCallFinished(not_null<GroupCall*> call) override;
+	void groupCallFailed(not_null<GroupCall*> call) override;
+	void groupCallRequestPermissionsOrFail(Fn<void()> onSuccess) override;
+	void groupCallPlaySound(GroupCallSound sound) override;
+	auto groupCallGetVideoCapture(const QString &deviceId)
+		-> std::shared_ptr<tgcalls::VideoCaptureInterface> override;
+	FnMut<void()> groupCallAddAsyncWaiter() override;
+
+private:
+	const not_null<Instance*> _instance;
+
+};
+
+Instance::Delegate::Delegate(not_null<Instance*> instance)
+: _instance(instance) {
+}
+
+DhConfig Instance::Delegate::getDhConfig() const {
+	return *_instance->_cachedDhConfig;
+}
+
+void Instance::Delegate::callFinished(not_null<Call*> call) {
+	crl::on_main(call, [=] {
+		_instance->destroyCall(call);
+	});
+}
+
+void Instance::Delegate::callFailed(not_null<Call*> call) {
+	crl::on_main(call, [=] {
+		_instance->destroyCall(call);
+	});
+}
+
+void Instance::Delegate::callRedial(not_null<Call*> call) {
+	if (_instance->_currentCall.get() == call) {
+		_instance->refreshDhConfig();
+	}
+}
+
+void Instance::Delegate::callRequestPermissionsOrFail(
+		Fn<void()> onSuccess,
+		bool video) {
+	_instance->requestPermissionsOrFail(std::move(onSuccess), video);
+}
+
+void Instance::Delegate::callPlaySound(CallSound sound) {
+	_instance->playSoundOnce([&] {
+		switch (sound) {
+		case CallSound::Busy: return "call_busy";
+		case CallSound::Ended: return "call_end";
+		case CallSound::Connecting: return "call_connect";
+		}
+		Unexpected("CallSound in Instance::callPlaySound.");
+	}());
+}
+
+auto Instance::Delegate::callGetVideoCapture()
+-> std::shared_ptr<tgcalls::VideoCaptureInterface> {
+	return _instance->getVideoCapture();
+}
+
+void Instance::Delegate::groupCallFinished(not_null<GroupCall*> call) {
+	crl::on_main(call, [=] {
+		_instance->destroyGroupCall(call);
+	});
+}
+
+void Instance::Delegate::groupCallFailed(not_null<GroupCall*> call) {
+	crl::on_main(call, [=] {
+		_instance->destroyGroupCall(call);
+	});
+}
+
+void Instance::Delegate::groupCallRequestPermissionsOrFail(
+		Fn<void()> onSuccess) {
+	_instance->requestPermissionsOrFail(std::move(onSuccess), false);
+}
+
+void Instance::Delegate::groupCallPlaySound(GroupCallSound sound) {
+	_instance->playSoundOnce([&] {
+		switch (sound) {
+		case GroupCallSound::Started: return "group_call_start";
+		case GroupCallSound::Ended: return "group_call_end";
+		case GroupCallSound::AllowedToSpeak: return "group_call_allowed";
+		case GroupCallSound::Connecting: return "group_call_connect";
+		}
+		Unexpected("GroupCallSound in Instance::groupCallPlaySound.");
+	}());
+}
+
+auto Instance::Delegate::groupCallGetVideoCapture(const QString &deviceId)
+-> std::shared_ptr<tgcalls::VideoCaptureInterface> {
+	return _instance->getVideoCapture(deviceId);
+}
+
+FnMut<void()> Instance::Delegate::groupCallAddAsyncWaiter() {
+	return _instance->addAsyncWaiter();
+}
+
+Instance::Instance()
+: _delegate(std::make_unique<Delegate>(this))
+, _cachedDhConfig(std::make_unique<DhConfig>())
+, _chooseJoinAs(std::make_unique<Group::ChooseJoinAsProcess>()) {
+}
+
+Instance::~Instance() {
+	destroyCurrentCall();
+
+	while (!_asyncWaiters.empty()) {
+		_asyncWaiters.front()->acquire();
+		_asyncWaiters.erase(_asyncWaiters.begin());
+	}
+}
 
 void Instance::startOutgoingCall(not_null<UserData*> user, bool video) {
 	if (activateCurrentCall()) {
@@ -72,7 +206,7 @@ void Instance::startOrJoinGroupCall(
 		: peer->groupCall()
 		? Group::ChooseJoinAsProcess::Context::Join
 		: Group::ChooseJoinAsProcess::Context::Create;
-	_chooseJoinAs.start(peer, context, [=](object_ptr<Ui::BoxContent> box) {
+	_chooseJoinAs->start(peer, context, [=](object_ptr<Ui::BoxContent> box) {
 		Ui::show(std::move(box), Ui::LayerOption::KeepOther);
 	}, [=](QString text) {
 		Ui::Toast::Show(text);
@@ -85,36 +219,6 @@ void Instance::startOrJoinGroupCall(
 	});
 }
 
-void Instance::callFinished(not_null<Call*> call) {
-	crl::on_main(call, [=] {
-		destroyCall(call);
-	});
-}
-
-void Instance::callFailed(not_null<Call*> call) {
-	crl::on_main(call, [=] {
-		destroyCall(call);
-	});
-}
-
-void Instance::callRedial(not_null<Call*> call) {
-	if (_currentCall.get() == call) {
-		refreshDhConfig();
-	}
-}
-
-void Instance::groupCallFinished(not_null<GroupCall*> call) {
-	crl::on_main(call, [=] {
-		destroyGroupCall(call);
-	});
-}
-
-void Instance::groupCallFailed(not_null<GroupCall*> call) {
-	crl::on_main(call, [=] {
-		destroyGroupCall(call);
-	});
-}
-
 not_null<Media::Audio::Track*> Instance::ensureSoundLoaded(
 		const QString &key) {
 	const auto i = _tracks.find(key);
@@ -132,31 +236,6 @@ void Instance::playSoundOnce(const QString &key) {
 	ensureSoundLoaded(key)->playOnce();
 }
 
-void Instance::callPlaySound(CallSound sound) {
-	playSoundOnce([&] {
-		switch (sound) {
-		case CallSound::Busy: return "call_busy";
-		case CallSound::Ended: return "call_end";
-		case CallSound::Connecting: return "call_connect";
-		}
-		Unexpected("CallSound in Instance::callPlaySound.");
-		return "";
-	}());
-}
-
-void Instance::groupCallPlaySound(GroupCallSound sound) {
-	playSoundOnce([&] {
-		switch (sound) {
-		case GroupCallSound::Started: return "group_call_start";
-		case GroupCallSound::Ended: return "group_call_end";
-		case GroupCallSound::AllowedToSpeak: return "group_call_allowed";
-		case GroupCallSound::Connecting: return "group_call_connect";
-		}
-		Unexpected("GroupCallSound in Instance::groupCallPlaySound.");
-		return "";
-	}());
-}
-
 void Instance::destroyCall(not_null<Call*> call) {
 	if (_currentCall.get() == call) {
 		_currentCallPanel->closeBeforeDestroy();
@@ -174,7 +253,7 @@ void Instance::destroyCall(not_null<Call*> call) {
 }
 
 void Instance::createCall(not_null<UserData*> user, Call::Type type, bool video) {
-	auto call = std::make_unique<Call>(getCallDelegate(), user, type, video);
+	auto call = std::make_unique<Call>(_delegate.get(), user, type, video);
 	const auto raw = call.get();
 
 	user->session().account().sessionChanges(
@@ -217,7 +296,7 @@ void Instance::createGroupCall(
 	destroyCurrentCall();
 
 	auto call = std::make_unique<GroupCall>(
-		getGroupCallDelegate(),
+		_delegate.get(),
 		std::move(info),
 		inputCall);
 	const auto raw = call.get();
@@ -237,7 +316,7 @@ void Instance::refreshDhConfig() {
 
 	const auto weak = base::make_weak(_currentCall);
 	_currentCall->user()->session().api().request(MTPmessages_GetDhConfig(
-		MTP_int(_dhConfig.version),
+		MTP_int(_cachedDhConfig->version),
 		MTP_int(MTP::ModExpFirst::kRandomPowerSize)
 	)).done([=](const MTPmessages_DhConfig &result) {
 		const auto call = weak.get();
@@ -249,14 +328,14 @@ void Instance::refreshDhConfig() {
 			Assert(random.size() == MTP::ModExpFirst::kRandomPowerSize);
 			call->start(random);
 		} else {
-			callFailed(call);
+			_delegate->callFailed(call);
 		}
 	}).fail([=](const MTP::Error &error) {
 		const auto call = weak.get();
 		if (!call) {
 			return;
 		}
-		callFailed(call);
+		_delegate->callFailed(call);
 	}).send();
 }
 
@@ -277,13 +356,13 @@ bytes::const_span Instance::updateDhConfig(
 		} else if (!validRandom(data.vrandom().v)) {
 			return {};
 		}
-		_dhConfig.g = data.vg().v;
-		_dhConfig.p = std::move(primeBytes);
-		_dhConfig.version = data.vversion().v;
+		_cachedDhConfig->g = data.vg().v;
+		_cachedDhConfig->p = std::move(primeBytes);
+		_cachedDhConfig->version = data.vversion().v;
 		return bytes::make_span(data.vrandom().v);
 	}, [&](const MTPDmessages_dhConfigNotModified &data)
 	-> bytes::const_span {
-		if (!_dhConfig.g || _dhConfig.p.empty()) {
+		if (!_cachedDhConfig->g || _cachedDhConfig->p.empty()) {
 			LOG(("API Error: dhConfigNotModified on zero version."));
 			return {};
 		} else if (!validRandom(data.vrandom().v)) {
@@ -324,6 +403,8 @@ void Instance::handleUpdate(
 		handleSignalingData(session, data);
 	}, [&](const MTPDupdateGroupCall &data) {
 		handleGroupCallUpdate(session, update);
+	}, [&](const MTPDupdateGroupCallConnection &data) {
+		handleGroupCallUpdate(session, update);
 	}, [&](const MTPDupdateGroupCallParticipants &data) {
 		handleGroupCallUpdate(session, update);
 	}, [](const auto &) {
@@ -357,6 +438,26 @@ void Instance::setCurrentAudioDevice(bool input, const QString &deviceId) {
 	}
 }
 
+FnMut<void()> Instance::addAsyncWaiter() {
+	auto semaphore = std::make_unique<crl::semaphore>();
+	const auto raw = semaphore.get();
+	const auto weak = base::make_weak(this);
+	_asyncWaiters.emplace(std::move(semaphore));
+	return [raw, weak] {
+		raw->release();
+		crl::on_main(weak, [raw, weak] {
+			auto &waiters = weak->_asyncWaiters;
+			auto wrapped = std::unique_ptr<crl::semaphore>(raw);
+			const auto i = waiters.find(wrapped);
+			wrapped.release();
+
+			if (i != end(waiters)) {
+				waiters.erase(i);
+			}
+		});
+	};
+}
+
 bool Instance::isQuitPrevent() {
 	if (!_currentCall || _currentCall->isIncomingWaiting()) {
 		return false;
@@ -415,10 +516,15 @@ void Instance::handleGroupCallUpdate(
 		&& (&_currentGroupCall->peer()->session() == session)) {
 		update.match([&](const MTPDupdateGroupCall &data) {
 			_currentGroupCall->handlePossibleCreateOrJoinResponse(data);
+		}, [&](const MTPDupdateGroupCallConnection &data) {
+			_currentGroupCall->handlePossibleCreateOrJoinResponse(data);
 		}, [](const auto &) {
 		});
 	}
 
+	if (update.type() == mtpc_updateGroupCallConnection) {
+		return;
+	}
 	const auto callId = update.match([](const MTPDupdateGroupCall &data) {
 		return data.vcall().match([](const auto &data) {
 			return data.vid().v;
@@ -592,14 +698,19 @@ void Instance::requestPermissionOrFail(Platform::PermissionType type, Fn<void()>
 	}
 }
 
-std::shared_ptr<tgcalls::VideoCaptureInterface> Instance::getVideoCapture() {
+std::shared_ptr<tgcalls::VideoCaptureInterface> Instance::getVideoCapture(
+		QString deviceId) {
+	if (deviceId.isEmpty()) {
+		deviceId = Core::App().settings().callVideoInputDeviceId();
+	}
 	if (auto result = _videoCapture.lock()) {
+		result->switchToDevice(deviceId.toStdString());
 		return result;
 	}
 	auto result = std::shared_ptr<tgcalls::VideoCaptureInterface>(
 		tgcalls::VideoCaptureInterface::Create(
 			tgcalls::StaticThreads::getThreads(),
-			Core::App().settings().callVideoInputDeviceId().toStdString()));
+			deviceId.toStdString()));
 	_videoCapture = result;
 	return result;
 }

Telegram/SourceFiles/calls/calls_instance.h

@@ -8,9 +8,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #pragma once
 
 #include "mtproto/sender.h"
-#include "calls/calls_call.h"
-#include "calls/calls_group_call.h"
-#include "calls/calls_choose_join_as.h"
+
+namespace crl {
+class semaphore;
+} // namespace crl
 
 namespace Platform {
 enum class PermissionType;
@@ -27,17 +28,22 @@ class Session;
 namespace Calls::Group {
 struct JoinInfo;
 class Panel;
+class ChooseJoinAsProcess;
 } // namespace Calls::Group
 
+namespace tgcalls {
+class VideoCaptureInterface;
+} // namespace tgcalls
+
 namespace Calls {
 
+class Call;
+enum class CallType;
+class GroupCall;
 class Panel;
+struct DhConfig;
 
-class Instance
-	: private Call::Delegate
-	, private GroupCall::Delegate
-	, private base::Subscriber
-	, public base::has_weak_ptr {
+class Instance : private base::Subscriber, public base::has_weak_ptr {
 public:
 	Instance();
 	~Instance();
@@ -69,49 +75,24 @@ public:
 	bool activateCurrentCall(const QString &joinHash = QString());
 	bool minimizeCurrentActiveCall();
 	bool closeCurrentActiveCall();
-	auto getVideoCapture()
-		-> std::shared_ptr<tgcalls::VideoCaptureInterface> override;
+	[[nodiscard]] auto getVideoCapture(QString deviceId = QString())
+		-> std::shared_ptr<tgcalls::VideoCaptureInterface>;
 	void requestPermissionsOrFail(Fn<void()> onSuccess, bool video = true);
 
 	void setCurrentAudioDevice(bool input, const QString &deviceId);
 
+	[[nodiscard]] FnMut<void()> addAsyncWaiter();
+
 	[[nodiscard]] bool isQuitPrevent();
 
 private:
-	using CallSound = Call::Delegate::CallSound;
-	using GroupCallSound = GroupCall::Delegate::GroupCallSound;
-
-	[[nodiscard]] not_null<Call::Delegate*> getCallDelegate() {
-		return static_cast<Call::Delegate*>(this);
-	}
-	[[nodiscard]] not_null<GroupCall::Delegate*> getGroupCallDelegate() {
-		return static_cast<GroupCall::Delegate*>(this);
-	}
-	[[nodiscard]] DhConfig getDhConfig() const override {
-		return _dhConfig;
-	}
+	class Delegate;
+	friend class Delegate;
 
 	not_null<Media::Audio::Track*> ensureSoundLoaded(const QString &key);
 	void playSoundOnce(const QString &key);
 
-	void callFinished(not_null<Call*> call) override;
-	void callFailed(not_null<Call*> call) override;
-	void callRedial(not_null<Call*> call) override;
-	void callRequestPermissionsOrFail(
-			Fn<void()> onSuccess,
-			bool video) override {
-		requestPermissionsOrFail(std::move(onSuccess), video);
-	}
-	void callPlaySound(CallSound sound) override;
-
-	void groupCallFinished(not_null<GroupCall*> call) override;
-	void groupCallFailed(not_null<GroupCall*> call) override;
-	void groupCallRequestPermissionsOrFail(Fn<void()> onSuccess) override {
-		requestPermissionsOrFail(std::move(onSuccess), false);
-	}
-	void groupCallPlaySound(GroupCallSound sound) override;
-
-	void createCall(not_null<UserData*> user, Call::Type type, bool video);
+	void createCall(not_null<UserData*> user, CallType type, bool video);
 	void destroyCall(not_null<Call*> call);
 
 	void createGroupCall(
@@ -138,7 +119,8 @@ private:
 		not_null<Main::Session*> session,
 		const MTPUpdate &update);
 
-	DhConfig _dhConfig;
+	const std::unique_ptr<Delegate> _delegate;
+	const std::unique_ptr<DhConfig> _cachedDhConfig;
 
 	crl::time _lastServerConfigUpdateTime = 0;
 	base::weak_ptr<Main::Session> _serverConfigRequestSession;
@@ -154,7 +136,9 @@ private:
 
 	base::flat_map<QString, std::unique_ptr<Media::Audio::Track>> _tracks;
 
-	Group::ChooseJoinAsProcess _chooseJoinAs;
+	const std::unique_ptr<Group::ChooseJoinAsProcess> _chooseJoinAs;
+
+	base::flat_set<std::unique_ptr<crl::semaphore>> _asyncWaiters;
 
 };
 

Telegram/SourceFiles/calls/calls_panel.cpp

@@ -18,6 +18,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "calls/calls_signal_bars.h"
 #include "calls/calls_userpic.h"
 #include "calls/calls_video_bubble.h"
+#include "calls/calls_video_incoming.h"
 #include "ui/platform/ui_platform_window_title.h"
 #include "ui/widgets/call_button.h"
 #include "ui/widgets/buttons.h"
@@ -29,6 +30,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/wrap/fade_wrap.h"
 #include "ui/wrap/padding_wrap.h"
 #include "ui/platform/ui_platform_utility.h"
+#include "ui/gl/gl_surface.h"
+#include "ui/gl/gl_shader.h"
 #include "ui/toast/toast.h"
 #include "ui/empty_userpic.h"
 #include "ui/emoji_config.h"
@@ -50,141 +53,11 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include <QtGui/QWindow>
 
 namespace Calls {
-namespace {
-
-#if defined Q_OS_MAC && !defined OS_MAC_OLD
-#define USE_OPENGL_OVERLAY_WIDGET
-#endif // Q_OS_MAC && !OS_MAC_OLD
-
-#ifdef USE_OPENGL_OVERLAY_WIDGET
-using IncomingParent = Ui::RpWidgetWrap<QOpenGLWidget>;
-#else // USE_OPENGL_OVERLAY_WIDGET
-using IncomingParent = Ui::RpWidget;
-#endif // USE_OPENGL_OVERLAY_WIDGET
-
-} // namespace
-
-class Panel::Incoming final : public IncomingParent {
-public:
-	Incoming(
-		not_null<QWidget*> parent,
-		not_null<Webrtc::VideoTrack*> track);
-
-private:
-	void paintEvent(QPaintEvent *e) override;
-
-	void initBottomShadow();
-	void fillTopShadow(QPainter &p);
-	void fillBottomShadow(QPainter &p);
-
-	const not_null<Webrtc::VideoTrack*> _track;
-	QPixmap _bottomShadow;
-
-};
-
-Panel::Incoming::Incoming(
-	not_null<QWidget*> parent,
-	not_null<Webrtc::VideoTrack*> track)
-: IncomingParent(parent)
-, _track(track) {
-	initBottomShadow();
-	setAttribute(Qt::WA_OpaquePaintEvent);
-	setAttribute(Qt::WA_TransparentForMouseEvents);
-}
-
-void Panel::Incoming::paintEvent(QPaintEvent *e) {
-	QPainter p(this);
-
-	const auto [image, rotation] = _track->frameOriginalWithRotation();
-	if (image.isNull()) {
-		p.fillRect(e->rect(), Qt::black);
-	} else {
-		using namespace Media::View;
-		auto hq = PainterHighQualityEnabler(p);
-		if (UsePainterRotation(rotation)) {
-			if (rotation) {
-				p.save();
-				p.rotate(rotation);
-			}
-			p.drawImage(RotatedRect(rect(), rotation), image);
-			if (rotation) {
-				p.restore();
-			}
-		} else if (rotation) {
-			p.drawImage(rect(), RotateFrameImage(image, rotation));
-		} else {
-			p.drawImage(rect(), image);
-		}
-		fillBottomShadow(p);
-		fillTopShadow(p);
-	}
-	_track->markFrameShown();
-}
-
-void Panel::Incoming::initBottomShadow() {
-	auto image = QImage(
-		QSize(1, st::callBottomShadowSize) * cIntRetinaFactor(),
-		QImage::Format_ARGB32_Premultiplied);
-	const auto colorFrom = uint32(0);
-	const auto colorTill = uint32(74);
-	const auto rows = image.height();
-	const auto step = (uint64(colorTill - colorFrom) << 32) / rows;
-	auto accumulated = uint64();
-	auto bytes = image.bits();
-	for (auto y = 0; y != rows; ++y) {
-		accumulated += step;
-		const auto color = (colorFrom + uint32(accumulated >> 32)) << 24;
-		for (auto x = 0; x != image.width(); ++x) {
-			*(reinterpret_cast<uint32*>(bytes) + x) = color;
-		}
-		bytes += image.bytesPerLine();
-	}
-	_bottomShadow = Images::PixmapFast(std::move(image));
-}
-
-void Panel::Incoming::fillTopShadow(QPainter &p) {
-#ifdef Q_OS_WIN
-	const auto width = parentWidget()->width();
-	const auto position = QPoint(width - st::callTitleShadow.width(), 0);
-	const auto shadowArea = QRect(
-		position,
-		st::callTitleShadow.size());
-	const auto fill = shadowArea.intersected(geometry()).translated(-pos());
-	if (fill.isEmpty()) {
-		return;
-	}
-	p.save();
-	p.setClipRect(fill);
-	st::callTitleShadow.paint(p, position - pos(), width);
-	p.restore();
-#endif // Q_OS_WIN
-}
-
-void Panel::Incoming::fillBottomShadow(QPainter &p) {
-	const auto shadowArea = QRect(
-		0,
-		parentWidget()->height() - st::callBottomShadowSize,
-		parentWidget()->width(),
-		st::callBottomShadowSize);
-	const auto fill = shadowArea.intersected(geometry()).translated(-pos());
-	if (fill.isEmpty()) {
-		return;
-	}
-	const auto factor = cIntRetinaFactor();
-	p.drawPixmap(
-		fill,
-		_bottomShadow,
-		QRect(
-			0,
-			factor * (fill.y() - shadowArea.translated(-pos()).y()),
-			factor,
-			factor * fill.height()));
-}
 
 Panel::Panel(not_null<Call*> call)
 : _call(call)
 , _user(call->user())
-, _window(std::make_unique<Ui::Window>())
+, _window(createWindow())
 #ifndef Q_OS_MAC
 , _controls(std::make_unique<Ui::Platform::TitleControls>(
 	_window->body(),
@@ -213,6 +86,25 @@ 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()
@@ -392,7 +284,7 @@ void Panel::refreshIncomingGeometry() {
 	Expects(_incoming != nullptr);
 
 	if (_incomingFrameSize.isEmpty()) {
-		_incoming->hide();
+		_incoming->widget()->hide();
 		return;
 	}
 	const auto to = widget()->size();
@@ -401,7 +293,7 @@ void Panel::refreshIncomingGeometry() {
 		to,
 		Qt::KeepAspectRatioByExpanding);
 
-	// If we cut out no more than 0.33 of the original, let's use expanding.
+	// If we cut out no more than 0.25 of the original, let's use expanding.
 	const auto use = ((big.width() * 3 <= to.width() * 4)
 		&& (big.height() * 3 <= to.height() * 4))
 		? big
@@ -409,8 +301,8 @@ void Panel::refreshIncomingGeometry() {
 	const auto pos = QPoint(
 		(to.width() - use.width()) / 2,
 		(to.height() - use.height()) / 2);
-	_incoming->setGeometry(QRect(pos, use));
-	_incoming->show();
+	_incoming->widget()->setGeometry(QRect(pos, use));
+	_incoming->widget()->show();
 }
 
 void Panel::reinitWithCall(Call *call) {
@@ -446,8 +338,9 @@ void Panel::reinitWithCall(Call *call) {
 		_call->videoOutgoing());
 	_incoming = std::make_unique<Incoming>(
 		widget(),
-		_call->videoIncoming());
-	_incoming->hide();
+		_call->videoIncoming(),
+		_backend);
+	_incoming->widget()->hide();
 
 	_call->mutedValue(
 	) | rpl::start_with_next([=](bool mute) {
@@ -474,28 +367,34 @@ void Panel::reinitWithCall(Call *call) {
 	_call->videoIncoming()->renderNextFrame(
 	) | rpl::start_with_next([=] {
 		const auto track = _call->videoIncoming();
-		const auto [frame, rotation] = track->frameOriginalWithRotation();
-		setIncomingSize((rotation == 90 || rotation == 270)
-			? QSize(frame.height(), frame.width())
-			: frame.size());
-		if (_incoming->isHidden()) {
+		setIncomingSize(track->state() == Webrtc::VideoState::Active
+			? track->frameSize()
+			: QSize());
+		if (_incoming->widget()->isHidden()) {
 			return;
 		}
 		const auto incoming = incomingFrameGeometry();
 		const auto outgoing = outgoingFrameGeometry();
-		_incoming->update();
+		_incoming->widget()->update();
 		if (incoming.intersects(outgoing)) {
 			widget()->update(outgoing);
 		}
 	}, _callLifetime);
 
+	_call->videoIncoming()->stateValue(
+	) | rpl::start_with_next([=](Webrtc::VideoState state) {
+		setIncomingSize((state == Webrtc::VideoState::Active)
+			? _call->videoIncoming()->frameSize()
+			: QSize());
+	}, _callLifetime);
+
 	_call->videoOutgoing()->renderNextFrame(
 	) | rpl::start_with_next([=] {
 		const auto incoming = incomingFrameGeometry();
 		const auto outgoing = outgoingFrameGeometry();
 		widget()->update(outgoing);
 		if (incoming.intersects(outgoing)) {
-			_incoming->update();
+			_incoming->widget()->update();
 		}
 	}, _callLifetime);
 
@@ -539,7 +438,13 @@ void Panel::reinitWithCall(Call *call) {
 	_name->setText(_user->name);
 	updateStatusText(_call->state());
 
-	_incoming->lower();
+	_answerHangupRedial->raise();
+	_decline->raise();
+	_cancel->raise();
+	_camera->raise();
+	_mute->raise();
+
+	_incoming->widget()->lower();
 }
 
 void Panel::createRemoteAudioMute() {
@@ -604,7 +509,7 @@ void Panel::showControls() {
 	_cancel->setVisible(_cancel->toggled());
 
 	const auto shown = !_incomingFrameSize.isEmpty();
-	_incoming->setVisible(shown);
+	_incoming->widget()->setVisible(shown);
 	_name->setVisible(!shown);
 	_status->setVisible(!shown);
 	_userpic->setVisible(!shown);
@@ -648,9 +553,9 @@ void Panel::toggleFullScreen(bool fullscreen) {
 }
 
 QRect Panel::incomingFrameGeometry() const {
-	return (!_incoming || _incoming->isHidden())
+	return (!_incoming || _incoming->widget()->isHidden())
 		? QRect()
-		: _incoming->geometry();
+		: _incoming->widget()->geometry();
 }
 
 QRect Panel::outgoingFrameGeometry() const {
@@ -666,15 +571,31 @@ void Panel::updateControlsGeometry() {
 	}
 	if (_fingerprint) {
 #ifndef Q_OS_MAC
-		const auto minRight = _controls->geometry().width()
-			+ st::callFingerprintTop;
+		const auto controlsGeometry = _controls->geometry();
+		const auto halfWidth = widget()->width() / 2;
+		const auto minLeft = (controlsGeometry.center().x() < halfWidth)
+			? (controlsGeometry.width() + st::callFingerprintTop)
+			: 0;
+		const auto minRight = (controlsGeometry.center().x() >= halfWidth)
+			? (controlsGeometry.width() + st::callFingerprintTop)
+			: 0;
+		_incoming->setControlsAlignment(minLeft
+			? style::al_left
+			: style::al_right);
 #else // !Q_OS_MAC
+		const auto minLeft = 0;
 		const auto minRight = 0;
 #endif // _controls
 		const auto desired = (widget()->width() - _fingerprint->width()) / 2;
-		_fingerprint->moveToRight(
-			std::max(desired, minRight),
-			st::callFingerprintTop);
+		if (minLeft) {
+			_fingerprint->moveToLeft(
+				std::max(desired, minLeft),
+				st::callFingerprintTop);
+		} else {
+			_fingerprint->moveToRight(
+				std::max(desired, minRight),
+				st::callFingerprintTop);
+		}
 	}
 	const auto innerHeight = std::max(widget()->height(), st::callHeightMin);
 	const auto innerWidth = widget()->width() - 2 * st::callInnerPadding;
@@ -786,13 +707,13 @@ void Panel::paint(QRect clip) {
 	Painter p(widget());
 
 	auto region = QRegion(clip);
-	if (!_incoming->isHidden()) {
-		region = region.subtracted(QRegion(_incoming->geometry()));
+	if (!_incoming->widget()->isHidden()) {
+		region = region.subtracted(QRegion(_incoming->widget()->geometry()));
 	}
 	for (const auto rect : region) {
 		p.fillRect(rect, st::callBgOpaque);
 	}
-	if (_incoming && _incoming->isHidden()) {
+	if (_incoming && _incoming->widget()->isHidden()) {
 		_call->videoIncoming()->markFrameShown();
 	}
 }

Telegram/SourceFiles/calls/calls_panel.h

@@ -30,6 +30,9 @@ class FadeWrap;
 template <typename Widget>
 class PaddingWrap;
 class Window;
+namespace GL {
+enum class Backend;
+} // namespace GL
 namespace Platform {
 class TitleControls;
 } // namespace Platform
@@ -67,6 +70,7 @@ private:
 		Redial,
 	};
 
+	std::unique_ptr<Ui::Window> createWindow();
 	[[nodiscard]] not_null<Ui::RpWidget*> widget() const;
 
 	void paint(QRect clip);
@@ -80,9 +84,6 @@ private:
 
 	void handleClose();
 
-	QRect signalBarsRect() const;
-	void paintSignalBarsBg(Painter &p);
-
 	void updateControlsGeometry();
 	void updateHangupGeometry();
 	void updateStatusGeometry();
@@ -105,6 +106,7 @@ private:
 	Call *_call = nullptr;
 	not_null<UserData*> _user;
 
+	Ui::GL::Backend _backend = Ui::GL::Backend();
 	const std::unique_ptr<Ui::Window> _window;
 	std::unique_ptr<Incoming> _incoming;
 

Telegram/SourceFiles/calls/calls_top_bar.cpp

@@ -22,7 +22,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "calls/calls_call.h"
 #include "calls/calls_instance.h"
 #include "calls/calls_signal_bars.h"
-#include "calls/calls_group_menu.h" // Group::LeaveBox.
+#include "calls/group/calls_group_call.h"
+#include "calls/group/calls_group_menu.h" // Group::LeaveBox.
 #include "history/view/history_view_group_call_tracker.h" // ContentByCall.
 #include "data/data_user.h"
 #include "data/data_group_call.h"
@@ -279,8 +280,7 @@ void TopBar::initControls() {
 		if (const auto call = _call.get()) {
 			call->setMuted(!call->muted());
 		} else if (const auto group = _groupCall.get()) {
-			if (group->muted() == MuteState::ForceMuted
-				|| group->muted() == MuteState::RaisedHand) {
+			if (group->mutedByAdmin()) {
 				Ui::Toast::Show(tr::lng_group_call_force_muted_sub(tr::now));
 			} else {
 				group->setMuted((group->muted() == MuteState::Muted)

Telegram/SourceFiles/calls/calls_video_incoming.cpp

@@ -0,0 +1,576 @@
+/*
+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 "calls/calls_video_incoming.h"
+
+#include "ui/gl/gl_surface.h"
+#include "ui/gl/gl_shader.h"
+#include "ui/gl/gl_image.h"
+#include "ui/gl/gl_primitives.h"
+#include "media/view/media_view_pip.h"
+#include "webrtc/webrtc_video_track.h"
+#include "styles/style_calls.h"
+
+#include <QtGui/QOpenGLShader>
+#include <QtGui/QOpenGLBuffer>
+
+namespace Calls {
+namespace {
+
+constexpr auto kBottomShadowAlphaMax = 74;
+
+using namespace Ui::GL;
+
+[[nodiscard]] ShaderPart FragmentBottomShadow() {
+	return {
+		.header = R"(
+uniform vec3 shadow; // fullHeight, shadowTop, maxOpacity
+)",
+		.body = R"(
+	float shadowCoord = shadow.y - gl_FragCoord.y;
+	float shadowValue = clamp(shadowCoord / shadow.x, 0., 1.);
+	float shadowShown = shadowValue * shadow.z;
+	result = vec4(min(result.rgb, vec3(1.)) * (1. - shadowShown), result.a);
+)",
+	};
+}
+
+} // namespace
+
+class Panel::Incoming::RendererGL final : public Ui::GL::Renderer {
+public:
+	explicit RendererGL(not_null<Incoming*> owner);
+
+	void init(
+		not_null<QOpenGLWidget*> widget,
+		QOpenGLFunctions &f) override;
+
+	void deinit(
+		not_null<QOpenGLWidget*> widget,
+		QOpenGLFunctions &f) override;
+
+	void paint(
+		not_null<QOpenGLWidget*> widget,
+		QOpenGLFunctions &f) override;
+
+private:
+	void uploadTexture(
+		QOpenGLFunctions &f,
+		GLint internalformat,
+		GLint format,
+		QSize size,
+		QSize hasSize,
+		int stride,
+		const void *data) const;
+	void validateShadowImage();
+
+	const not_null<Incoming*> _owner;
+
+	QSize _viewport;
+	float _factor = 1.;
+	QVector2D _uniformViewport;
+
+	std::optional<QOpenGLBuffer> _contentBuffer;
+	std::optional<QOpenGLShaderProgram> _argb32Program;
+	QOpenGLShader *_texturedVertexShader = nullptr;
+	std::optional<QOpenGLShaderProgram> _yuv420Program;
+	std::optional<QOpenGLShaderProgram> _imageProgram;
+	Ui::GL::Textures<4> _textures;
+	QSize _rgbaSize;
+	QSize _lumaSize;
+	QSize _chromaSize;
+	int _trackFrameIndex = 0;
+
+	Ui::GL::Image _controlsShadowImage;
+	QRect _controlsShadowLeft;
+	QRect _controlsShadowRight;
+
+	rpl::lifetime _lifetime;
+
+};
+
+class Panel::Incoming::RendererSW final : public Ui::GL::Renderer {
+public:
+	explicit RendererSW(not_null<Incoming*> owner);
+
+	void paintFallback(
+		Painter &&p,
+		const QRegion &clip,
+		Ui::GL::Backend backend) override;
+
+private:
+	void initBottomShadow();
+	void fillTopShadow(QPainter &p);
+	void fillBottomShadow(QPainter &p);
+
+	const not_null<Incoming*> _owner;
+
+	QImage _bottomShadow;
+
+};
+
+Panel::Incoming::RendererGL::RendererGL(not_null<Incoming*> owner)
+: _owner(owner) {
+	style::PaletteChanged(
+	) | rpl::start_with_next([=] {
+		_controlsShadowImage.invalidate();
+	}, _lifetime);
+}
+
+void Panel::Incoming::RendererGL::init(
+		not_null<QOpenGLWidget*> widget,
+		QOpenGLFunctions &f) {
+	constexpr auto kQuads = 2;
+	constexpr auto kQuadVertices = kQuads * 4;
+	constexpr auto kQuadValues = kQuadVertices * 4;
+
+	_contentBuffer.emplace();
+	_contentBuffer->setUsagePattern(QOpenGLBuffer::DynamicDraw);
+	_contentBuffer->create();
+	_contentBuffer->bind();
+	_contentBuffer->allocate(kQuadValues * sizeof(GLfloat));
+
+	_textures.ensureCreated(f);
+
+	_imageProgram.emplace();
+	_texturedVertexShader = LinkProgram(
+		&*_imageProgram,
+		VertexShader({
+			VertexViewportTransform(),
+			VertexPassTextureCoord(),
+		}),
+		FragmentShader({
+			FragmentSampleARGB32Texture(),
+		})).vertex;
+
+	_argb32Program.emplace();
+	LinkProgram(
+		&*_argb32Program,
+		_texturedVertexShader,
+		FragmentShader({
+			FragmentSampleARGB32Texture(),
+			FragmentBottomShadow(),
+		}));
+
+	_yuv420Program.emplace();
+	LinkProgram(
+		&*_yuv420Program,
+		_texturedVertexShader,
+		FragmentShader({
+			FragmentSampleYUV420Texture(),
+			FragmentBottomShadow(),
+		}));
+}
+
+void Panel::Incoming::RendererGL::deinit(
+		not_null<QOpenGLWidget*> widget,
+		QOpenGLFunctions &f) {
+	_textures.destroy(f);
+	_imageProgram = std::nullopt;
+	_texturedVertexShader = nullptr;
+	_argb32Program = std::nullopt;
+	_yuv420Program = std::nullopt;
+	_contentBuffer = std::nullopt;
+}
+
+void Panel::Incoming::RendererGL::paint(
+		not_null<QOpenGLWidget*> widget,
+		QOpenGLFunctions &f) {
+	const auto markGuard = gsl::finally([&] {
+		_owner->_track->markFrameShown();
+	});
+	const auto data = _owner->_track->frameWithInfo(false);
+	if (data.format == Webrtc::FrameFormat::None) {
+		return;
+	}
+
+	const auto factor = widget->devicePixelRatio();
+	if (_factor != factor) {
+		_factor = factor;
+		_controlsShadowImage.invalidate();
+	}
+	_viewport = widget->size();
+	_uniformViewport = QVector2D(
+		_viewport.width() * _factor,
+		_viewport.height() * _factor);
+
+	const auto rgbaFrame = (data.format == Webrtc::FrameFormat::ARGB32);
+	const auto upload = (_trackFrameIndex != data.index);
+	_trackFrameIndex = data.index;
+	auto &program = rgbaFrame ? _argb32Program : _yuv420Program;
+	program->bind();
+	if (rgbaFrame) {
+		Assert(!data.original.isNull());
+		f.glActiveTexture(GL_TEXTURE0);
+		_textures.bind(f, 0);
+		if (upload) {
+			uploadTexture(
+				f,
+				GL_RGBA,
+				GL_RGBA,
+				data.original.size(),
+				_rgbaSize,
+				data.original.bytesPerLine() / 4,
+				data.original.constBits());
+			_rgbaSize = data.original.size();
+		}
+		program->setUniformValue("s_texture", GLint(0));
+	} else {
+		Assert(data.format == Webrtc::FrameFormat::YUV420);
+		Assert(!data.yuv420->size.isEmpty());
+		const auto yuv = data.yuv420;
+
+		f.glActiveTexture(GL_TEXTURE0);
+		_textures.bind(f, 1);
+		if (upload) {
+			f.glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
+			uploadTexture(
+				f,
+				GL_RED,
+				GL_RED,
+				yuv->size,
+				_lumaSize,
+				yuv->y.stride,
+				yuv->y.data);
+			_lumaSize = yuv->size;
+		}
+		f.glActiveTexture(GL_TEXTURE1);
+		_textures.bind(f, 2);
+		if (upload) {
+			uploadTexture(
+				f,
+				GL_RED,
+				GL_RED,
+				yuv->chromaSize,
+				_chromaSize,
+				yuv->u.stride,
+				yuv->u.data);
+		}
+		f.glActiveTexture(GL_TEXTURE2);
+		_textures.bind(f, 3);
+		if (upload) {
+			uploadTexture(
+				f,
+				GL_RED,
+				GL_RED,
+				yuv->chromaSize,
+				_chromaSize,
+				yuv->v.stride,
+				yuv->v.data);
+			_chromaSize = yuv->chromaSize;
+			f.glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
+		}
+		program->setUniformValue("y_texture", GLint(0));
+		program->setUniformValue("u_texture", GLint(1));
+		program->setUniformValue("v_texture", GLint(2));
+	}
+	const auto rect = TransformRect(
+		widget->rect(),
+		_viewport,
+		_factor);
+	std::array<std::array<GLfloat, 2>, 4> texcoords = { {
+		{ { 0.f, 1.f } },
+		{ { 1.f, 1.f } },
+		{ { 1.f, 0.f } },
+		{ { 0.f, 0.f } },
+	} };
+	if (const auto shift = (data.rotation / 90); shift != 0) {
+		std::rotate(
+			begin(texcoords),
+			begin(texcoords) + shift,
+			end(texcoords));
+	}
+
+	const auto width = widget->parentWidget()->width();
+	const auto left = (_owner->_topControlsAlignment == style::al_left);
+	validateShadowImage();
+	const auto position = left
+		? QPoint()
+		: QPoint(width - st::callTitleShadowRight.width(), 0);
+	const auto translated = position - widget->pos();
+	const auto shadowArea = QRect(translated, st::callTitleShadowLeft.size());
+	const auto shadow = _controlsShadowImage.texturedRect(
+		shadowArea,
+		(left ? _controlsShadowLeft : _controlsShadowRight),
+		widget->rect());
+	const auto shadowRect = TransformRect(
+		shadow.geometry,
+		_viewport,
+		_factor);
+
+	const GLfloat coords[] = {
+		rect.left(), rect.top(),
+		texcoords[0][0], texcoords[0][1],
+
+		rect.right(), rect.top(),
+		texcoords[1][0], texcoords[1][1],
+
+		rect.right(), rect.bottom(),
+		texcoords[2][0], texcoords[2][1],
+
+		rect.left(), rect.bottom(),
+		texcoords[3][0], texcoords[3][1],
+
+		shadowRect.left(), shadowRect.top(),
+		shadow.texture.left(), shadow.texture.bottom(),
+
+		shadowRect.right(), shadowRect.top(),
+		shadow.texture.right(), shadow.texture.bottom(),
+
+		shadowRect.right(), shadowRect.bottom(),
+		shadow.texture.right(), shadow.texture.top(),
+
+		shadowRect.left(), shadowRect.bottom(),
+		shadow.texture.left(), shadow.texture.top(),
+	};
+
+	_contentBuffer->write(0, coords, sizeof(coords));
+
+	const auto bottomShadowArea = QRect(
+		0,
+		widget->parentWidget()->height() - st::callBottomShadowSize,
+		widget->parentWidget()->width(),
+		st::callBottomShadowSize);
+	const auto bottomShadowFill = bottomShadowArea.intersected(
+		widget->geometry()).translated(-widget->pos());
+	const auto shadowHeight = bottomShadowFill.height();
+	const auto shadowAlpha = (shadowHeight * kBottomShadowAlphaMax)
+		/ (st::callBottomShadowSize * 255.);
+
+	program->setUniformValue("viewport", _uniformViewport);
+	program->setUniformValue("shadow", QVector3D(
+		shadowHeight * _factor,
+		TransformRect(bottomShadowFill, _viewport, _factor).bottom(),
+		shadowAlpha));
+
+	FillTexturedRectangle(f, &*program);
+
+#ifndef Q_OS_MAC
+	if (!shadowRect.empty()) {
+		f.glEnable(GL_BLEND);
+		f.glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
+		const auto guard = gsl::finally([&] {
+			f.glDisable(GL_BLEND);
+		});
+
+		_imageProgram->bind();
+		_imageProgram->setUniformValue("viewport", _uniformViewport);
+		_imageProgram->setUniformValue("s_texture", GLint(0));
+
+		f.glActiveTexture(GL_TEXTURE0);
+		_controlsShadowImage.bind(f);
+
+		FillTexturedRectangle(f, &*_imageProgram, 4);
+	}
+#endif // Q_OS_MAC
+}
+
+void Panel::Incoming::RendererGL::validateShadowImage() {
+	if (_controlsShadowImage) {
+		return;
+	}
+	const auto size = st::callTitleShadowLeft.size();
+	const auto full = QSize(size.width(), 2 * size.height()) * int(_factor);
+	auto image = QImage(full, QImage::Format_ARGB32_Premultiplied);
+	image.setDevicePixelRatio(_factor);
+	image.fill(Qt::transparent);
+	{
+		auto p = QPainter(&image);
+		st::callTitleShadowLeft.paint(p, 0, 0, size.width());
+		_controlsShadowLeft = QRect(0, 0, full.width(), full.height() / 2);
+		st::callTitleShadowRight.paint(p, 0, size.height(), size.width());
+		_controlsShadowRight = QRect(
+			0,
+			full.height() / 2,
+			full.width(),
+			full.height() / 2);
+	}
+	_controlsShadowImage.setImage(std::move(image));
+}
+
+void Panel::Incoming::RendererGL::uploadTexture(
+		QOpenGLFunctions &f,
+		GLint internalformat,
+		GLint format,
+		QSize size,
+		QSize hasSize,
+		int stride,
+		const void *data) const {
+	f.glPixelStorei(GL_UNPACK_ROW_LENGTH, stride);
+	if (hasSize != size) {
+		f.glTexImage2D(
+			GL_TEXTURE_2D,
+			0,
+			internalformat,
+			size.width(),
+			size.height(),
+			0,
+			format,
+			GL_UNSIGNED_BYTE,
+			data);
+	} else {
+		f.glTexSubImage2D(
+			GL_TEXTURE_2D,
+			0,
+			0,
+			0,
+			size.width(),
+			size.height(),
+			format,
+			GL_UNSIGNED_BYTE,
+			data);
+	}
+	f.glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
+}
+
+Panel::Incoming::RendererSW::RendererSW(not_null<Incoming*> owner)
+: _owner(owner) {
+	initBottomShadow();
+}
+
+void Panel::Incoming::RendererSW::paintFallback(
+		Painter &&p,
+		const QRegion &clip,
+		Ui::GL::Backend backend) {
+	const auto markGuard = gsl::finally([&] {
+		_owner->_track->markFrameShown();
+	});
+	const auto data = _owner->_track->frameWithInfo(true);
+	const auto &image = data.original;
+	const auto rotation = data.rotation;
+	if (image.isNull()) {
+		p.fillRect(clip.boundingRect(), Qt::black);
+	} else {
+		const auto rect = _owner->widget()->rect();
+		using namespace Media::View;
+		auto hq = PainterHighQualityEnabler(p);
+		if (UsePainterRotation(rotation)) {
+			if (rotation) {
+				p.save();
+				p.rotate(rotation);
+			}
+			p.drawImage(RotatedRect(rect, rotation), image);
+			if (rotation) {
+				p.restore();
+			}
+		} else if (rotation) {
+			p.drawImage(rect, RotateFrameImage(image, rotation));
+		} else {
+			p.drawImage(rect, image);
+		}
+		fillBottomShadow(p);
+		fillTopShadow(p);
+	}
+}
+
+void Panel::Incoming::RendererSW::initBottomShadow() {
+	auto image = QImage(
+		QSize(1, st::callBottomShadowSize) * cIntRetinaFactor(),
+		QImage::Format_ARGB32_Premultiplied);
+	const auto colorFrom = uint32(0);
+	const auto colorTill = uint32(kBottomShadowAlphaMax);
+	const auto rows = image.height();
+	const auto step = (uint64(colorTill - colorFrom) << 32) / rows;
+	auto accumulated = uint64();
+	auto bytes = image.bits();
+	for (auto y = 0; y != rows; ++y) {
+		accumulated += step;
+		const auto color = (colorFrom + uint32(accumulated >> 32)) << 24;
+		for (auto x = 0; x != image.width(); ++x) {
+			*(reinterpret_cast<uint32*>(bytes) + x) = color;
+		}
+		bytes += image.bytesPerLine();
+	}
+	_bottomShadow = std::move(image);
+}
+
+void Panel::Incoming::RendererSW::fillTopShadow(QPainter &p) {
+#ifndef Q_OS_MAC
+	const auto widget = _owner->widget();
+	const auto width = widget->parentWidget()->width();
+	const auto left = (_owner->_topControlsAlignment == style::al_left);
+	const auto &icon = left
+		? st::callTitleShadowLeft
+		: st::callTitleShadowRight;
+	const auto position = left
+		? QPoint()
+		: QPoint(width - icon.width(), 0);
+	const auto shadowArea = QRect(position, icon.size());
+	const auto fill = shadowArea.intersected(
+		widget->geometry()).translated(-widget->pos());
+	if (fill.isEmpty()) {
+		return;
+	}
+	p.save();
+	p.setClipRect(fill);
+	icon.paint(p, position - widget->pos(), width);
+	p.restore();
+#endif // Q_OS_MAC
+}
+
+void Panel::Incoming::RendererSW::fillBottomShadow(QPainter &p) {
+	const auto widget = _owner->widget();
+	const auto shadowArea = QRect(
+		0,
+		widget->parentWidget()->height() - st::callBottomShadowSize,
+		widget->parentWidget()->width(),
+		st::callBottomShadowSize);
+	const auto fill = shadowArea.intersected(
+		widget->geometry()).translated(-widget->pos());
+	if (fill.isEmpty()) {
+		return;
+	}
+	const auto factor = cIntRetinaFactor();
+	p.drawImage(
+		fill,
+		_bottomShadow,
+		QRect(
+			0,
+			(factor
+				* (fill.y() - shadowArea.translated(-widget->pos()).y())),
+			factor,
+			factor * fill.height()));
+}
+
+Panel::Incoming::Incoming(
+	not_null<QWidget*> parent,
+	not_null<Webrtc::VideoTrack*> track,
+	Ui::GL::Backend backend)
+: _surface(Ui::GL::CreateSurface(parent, chooseRenderer(backend)))
+, _track(track) {
+	widget()->setAttribute(Qt::WA_OpaquePaintEvent);
+	widget()->setAttribute(Qt::WA_TransparentForMouseEvents);
+}
+
+not_null<QWidget*> Panel::Incoming::widget() const {
+	return _surface->rpWidget();
+}
+
+not_null<Ui::RpWidgetWrap*> Panel::Incoming::rp() const {
+	return _surface.get();
+}
+
+void Panel::Incoming::setControlsAlignment(style::align align) {
+	if (_topControlsAlignment != align) {
+		_topControlsAlignment = align;
+		widget()->update();
+	}
+}
+
+Ui::GL::ChosenRenderer Panel::Incoming::chooseRenderer(
+		Ui::GL::Backend backend) {
+	_opengl = (backend == Ui::GL::Backend::OpenGL);
+	return {
+		.renderer = (_opengl
+			? std::unique_ptr<Ui::GL::Renderer>(
+				std::make_unique<RendererGL>(this))
+			: std::make_unique<RendererSW>(this)),
+		.backend = backend,
+	};
+}
+
+} // namespace Calls

Telegram/SourceFiles/calls/calls_video_incoming.h

@@ -0,0 +1,45 @@
+/*
+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 "calls/calls_panel.h"
+
+namespace Ui::GL {
+enum class Backend;
+struct ChosenRenderer;
+} // namespace Ui::GL
+
+namespace Calls {
+
+class Panel::Incoming final {
+public:
+	Incoming(
+		not_null<QWidget*> parent,
+		not_null<Webrtc::VideoTrack*> track,
+		Ui::GL::Backend backend);
+
+	[[nodiscard]] not_null<QWidget*> widget() const;
+	[[nodiscard]] not_null<Ui::RpWidgetWrap*> rp() const;
+
+	void setControlsAlignment(style::align align);
+
+private:
+	class RendererGL;
+	class RendererSW;
+
+	[[nodiscard]] Ui::GL::ChosenRenderer chooseRenderer(
+		Ui::GL::Backend backend);
+
+	const std::unique_ptr<Ui::RpWidgetWrap> _surface;
+	const not_null<Webrtc::VideoTrack*> _track;
+	style::align _topControlsAlignment = style::al_left;
+	bool _opengl = false;
+
+};
+
+} // namespace Calls

Telegram/SourceFiles/calls/group/calls_choose_join_as.cpp

@@ -5,10 +5,10 @@ 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 "calls/calls_choose_join_as.h"
+#include "calls/group/calls_choose_join_as.h"
 
-#include "calls/calls_group_common.h"
-#include "calls/calls_group_menu.h"
+#include "calls/group/calls_group_common.h"
+#include "calls/group/calls_group_menu.h"
 #include "data/data_peer.h"
 #include "data/data_user.h"
 #include "data/data_channel.h"

Telegram/SourceFiles/calls/group/calls_group_call.h

@@ -0,0 +1,657 @@
+/*
+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 "base/weak_ptr.h"
+#include "base/timer.h"
+#include "base/bytes.h"
+#include "mtproto/sender.h"
+#include "mtproto/mtproto_auth_key.h"
+
+class History;
+
+namespace tgcalls {
+class GroupInstanceCustomImpl;
+struct GroupLevelsUpdate;
+struct GroupNetworkState;
+struct GroupParticipantDescription;
+class VideoCaptureInterface;
+} // namespace tgcalls
+
+namespace base {
+class GlobalShortcutManager;
+class GlobalShortcutValue;
+} // namespace base
+
+namespace Webrtc {
+class MediaDevices;
+class VideoTrack;
+enum class VideoState;
+} // namespace Webrtc
+
+namespace Data {
+struct LastSpokeTimes;
+struct GroupCallParticipant;
+class GroupCall;
+} // namespace Data
+
+namespace Calls {
+
+namespace Group {
+struct MuteRequest;
+struct VolumeRequest;
+struct ParticipantState;
+struct JoinInfo;
+struct RejoinEvent;
+enum class VideoQuality;
+enum class Error;
+} // namespace Group
+
+enum class MuteState {
+	Active,
+	PushToTalk,
+	Muted,
+	ForceMuted,
+	RaisedHand,
+};
+
+[[nodiscard]] inline auto MapPushToTalkToActive() {
+	return rpl::map([=](MuteState state) {
+		return (state == MuteState::PushToTalk) ? MuteState::Active : state;
+	});
+}
+
+[[nodiscard]] bool IsGroupCallAdmin(
+	not_null<PeerData*> peer,
+	not_null<PeerData*> participantPeer);
+
+struct LevelUpdate {
+	uint32 ssrc = 0;
+	float value = 0.;
+	bool voice = false;
+	bool me = false;
+};
+
+enum class VideoEndpointType {
+	Camera,
+	Screen,
+};
+
+struct VideoEndpoint {
+	VideoEndpoint() = default;
+	VideoEndpoint(
+		VideoEndpointType type,
+		not_null<PeerData*> peer,
+		std::string id)
+	: type(type)
+	, peer(peer)
+	, id(std::move(id)) {
+	}
+
+	VideoEndpointType type = VideoEndpointType::Camera;
+	PeerData *peer = nullptr;
+	std::string id;
+
+	[[nodiscard]] bool empty() const noexcept {
+		return id.empty();
+	}
+	[[nodiscard]] explicit operator bool() const noexcept {
+		return !empty();
+	}
+};
+
+inline bool operator==(
+		const VideoEndpoint &a,
+		const VideoEndpoint &b) noexcept {
+	return (a.id == b.id);
+}
+
+inline bool operator!=(
+		const VideoEndpoint &a,
+		const VideoEndpoint &b) noexcept {
+	return !(a == b);
+}
+
+inline bool operator<(
+		const VideoEndpoint &a,
+		const VideoEndpoint &b) noexcept {
+	return (a.peer < b.peer)
+		|| (a.peer == b.peer && a.id < b.id);
+}
+
+inline bool operator>(
+		const VideoEndpoint &a,
+		const VideoEndpoint &b) noexcept {
+	return (b < a);
+}
+
+inline bool operator<=(
+		const VideoEndpoint &a,
+		const VideoEndpoint &b) noexcept {
+	return !(b < a);
+}
+
+inline bool operator>=(
+		const VideoEndpoint &a,
+		const VideoEndpoint &b) noexcept {
+	return !(a < b);
+}
+
+struct VideoStateToggle {
+	VideoEndpoint endpoint;
+	bool value = false;
+};
+
+struct VideoQualityRequest {
+	VideoEndpoint endpoint;
+	Group::VideoQuality quality = Group::VideoQuality();
+};
+
+struct ParticipantVideoParams;
+
+[[nodiscard]] std::shared_ptr<ParticipantVideoParams> ParseVideoParams(
+	const tl::conditional<MTPGroupCallParticipantVideo> &camera,
+	const tl::conditional<MTPGroupCallParticipantVideo> &screen,
+	const std::shared_ptr<ParticipantVideoParams> &existing);
+
+[[nodiscard]] const std::string &GetCameraEndpoint(
+	const std::shared_ptr<ParticipantVideoParams> &params);
+[[nodiscard]] const std::string &GetScreenEndpoint(
+	const std::shared_ptr<ParticipantVideoParams> &params);
+[[nodiscard]] bool IsCameraPaused(
+	const std::shared_ptr<ParticipantVideoParams> &params);
+[[nodiscard]] bool IsScreenPaused(
+	const std::shared_ptr<ParticipantVideoParams> &params);
+
+class GroupCall final : public base::has_weak_ptr {
+public:
+	class Delegate {
+	public:
+		virtual ~Delegate() = default;
+
+		virtual void groupCallFinished(not_null<GroupCall*> call) = 0;
+		virtual void groupCallFailed(not_null<GroupCall*> call) = 0;
+		virtual void groupCallRequestPermissionsOrFail(
+			Fn<void()> onSuccess) = 0;
+
+		enum class GroupCallSound {
+			Started,
+			Connecting,
+			AllowedToSpeak,
+			Ended,
+		};
+		virtual void groupCallPlaySound(GroupCallSound sound) = 0;
+		virtual auto groupCallGetVideoCapture(const QString &deviceId)
+			-> std::shared_ptr<tgcalls::VideoCaptureInterface> = 0;
+
+		[[nodiscard]] virtual FnMut<void()> groupCallAddAsyncWaiter() = 0;
+	};
+
+	using GlobalShortcutManager = base::GlobalShortcutManager;
+
+	GroupCall(
+		not_null<Delegate*> delegate,
+		Group::JoinInfo info,
+		const MTPInputGroupCall &inputCall);
+	~GroupCall();
+
+	[[nodiscard]] uint64 id() const {
+		return _id;
+	}
+	[[nodiscard]] not_null<PeerData*> peer() const {
+		return _peer;
+	}
+	[[nodiscard]] not_null<PeerData*> joinAs() const {
+		return _joinAs;
+	}
+	[[nodiscard]] bool showChooseJoinAs() const;
+	[[nodiscard]] TimeId scheduleDate() const {
+		return _scheduleDate;
+	}
+	[[nodiscard]] bool scheduleStartSubscribed() const;
+
+	[[nodiscard]] Data::GroupCall *lookupReal() const;
+	[[nodiscard]] rpl::producer<not_null<Data::GroupCall*>> real() const;
+
+	void start(TimeId scheduleDate);
+	void hangup();
+	void discard();
+	void rejoinAs(Group::JoinInfo info);
+	void rejoinWithHash(const QString &hash);
+	void join(const MTPInputGroupCall &inputCall);
+	void handleUpdate(const MTPUpdate &update);
+	void handlePossibleCreateOrJoinResponse(const MTPDupdateGroupCall &data);
+	void handlePossibleCreateOrJoinResponse(
+		const MTPDupdateGroupCallConnection &data);
+	void changeTitle(const QString &title);
+	void toggleRecording(bool enabled, const QString &title);
+	[[nodiscard]] bool recordingStoppedByMe() const {
+		return _recordingStoppedByMe;
+	}
+	void startScheduledNow();
+	void toggleScheduleStartSubscribed(bool subscribed);
+	void setNoiseSuppression(bool enabled);
+
+	bool emitShareScreenError();
+	bool emitShareCameraError();
+
+	[[nodiscard]] rpl::producer<Group::Error> errors() const {
+		return _errors.events();
+	}
+
+	void addVideoOutput(
+		const std::string &endpoint,
+		not_null<Webrtc::VideoTrack*> track);
+
+	void setMuted(MuteState mute);
+	void setMutedAndUpdate(MuteState mute);
+	[[nodiscard]] MuteState muted() const {
+		return _muted.current();
+	}
+	[[nodiscard]] rpl::producer<MuteState> mutedValue() const {
+		return _muted.value();
+	}
+
+	[[nodiscard]] auto otherParticipantStateValue() const
+		-> rpl::producer<Group::ParticipantState>;
+
+	enum State {
+		Creating,
+		Waiting,
+		Joining,
+		Connecting,
+		Joined,
+		FailedHangingUp,
+		Failed,
+		HangingUp,
+		Ended,
+	};
+	[[nodiscard]] State state() const {
+		return _state.current();
+	}
+	[[nodiscard]] rpl::producer<State> stateValue() const {
+		return _state.value();
+	}
+
+	enum class InstanceState {
+		Disconnected,
+		TransitionToRtc,
+		Connected,
+	};
+	[[nodiscard]] InstanceState instanceState() const {
+		return _instanceState.current();
+	}
+	[[nodiscard]] rpl::producer<InstanceState> instanceStateValue() const {
+		return _instanceState.value();
+	}
+
+	[[nodiscard]] rpl::producer<LevelUpdate> levelUpdates() const {
+		return _levelUpdates.events();
+	}
+	[[nodiscard]] auto videoStreamActiveUpdates() const
+	-> rpl::producer<VideoStateToggle> {
+		return _videoStreamActiveUpdates.events();
+	}
+	[[nodiscard]] auto videoStreamShownUpdates() const
+	-> rpl::producer<VideoStateToggle> {
+		return _videoStreamShownUpdates.events();
+	}
+	void requestVideoQuality(
+		const VideoEndpoint &endpoint,
+		Group::VideoQuality quality);
+
+	[[nodiscard]] bool videoEndpointPinned() const {
+		return _videoEndpointPinned.current();
+	}
+	[[nodiscard]] rpl::producer<bool> videoEndpointPinnedValue() const {
+		return _videoEndpointPinned.value();
+	}
+	void pinVideoEndpoint(VideoEndpoint endpoint);
+
+	void showVideoEndpointLarge(VideoEndpoint endpoint);
+	[[nodiscard]] const VideoEndpoint &videoEndpointLarge() const {
+		return _videoEndpointLarge.current();
+	}
+	[[nodiscard]] auto videoEndpointLargeValue() const
+	-> rpl::producer<VideoEndpoint> {
+		return _videoEndpointLarge.value();
+	}
+
+	struct VideoTrack {
+		std::unique_ptr<Webrtc::VideoTrack> track;
+		rpl::variable<QSize> trackSize;
+		PeerData *peer = nullptr;
+		rpl::lifetime lifetime;
+		Group::VideoQuality quality = Group::VideoQuality();
+		bool shown = false;
+
+		[[nodiscard]] explicit operator bool() const {
+			return (track != nullptr);
+		}
+		[[nodiscard]] bool operator==(const VideoTrack &other) const {
+			return (track == other.track) && (peer == other.peer);
+		}
+		[[nodiscard]] bool operator!=(const VideoTrack &other) const {
+			return !(*this == other);
+		}
+	};
+	[[nodiscard]] auto activeVideoTracks() const
+	-> const base::flat_map<VideoEndpoint, VideoTrack> & {
+		return _activeVideoTracks;
+	}
+	[[nodiscard]] auto shownVideoTracks() const
+	-> const base::flat_set<VideoEndpoint> & {
+		return _shownVideoTracks;
+	}
+	[[nodiscard]] rpl::producer<Group::RejoinEvent> rejoinEvents() const {
+		return _rejoinEvents.events();
+	}
+	[[nodiscard]] rpl::producer<> allowedToSpeakNotifications() const {
+		return _allowedToSpeakNotifications.events();
+	}
+	[[nodiscard]] rpl::producer<> titleChanged() const {
+		return _titleChanged.events();
+	}
+	static constexpr auto kSpeakLevelThreshold = 0.2;
+
+	[[nodiscard]] bool mutedByAdmin() const;
+	[[nodiscard]] bool canManage() const;
+	[[nodiscard]] rpl::producer<bool> canManageValue() const;
+	[[nodiscard]] bool videoIsWorking() const {
+		return _videoIsWorking.current();
+	}
+	[[nodiscard]] rpl::producer<bool> videoIsWorkingValue() const {
+		return _videoIsWorking.value();
+	}
+	[[nodiscard]] bool hasNotShownVideo() const {
+		return _hasNotShownVideo.current();
+	}
+	[[nodiscard]] rpl::producer<bool> hasNotShownVideoValue() const {
+		return _hasNotShownVideo.value();
+	}
+
+	void setCurrentAudioDevice(bool input, const QString &deviceId);
+	void setCurrentVideoDevice(const QString &deviceId);
+	[[nodiscard]] bool isSharingScreen() const;
+	[[nodiscard]] rpl::producer<bool> isSharingScreenValue() const;
+	[[nodiscard]] bool isScreenPaused() const;
+	[[nodiscard]] const std::string &screenSharingEndpoint() const;
+	[[nodiscard]] bool isSharingCamera() const;
+	[[nodiscard]] rpl::producer<bool> isSharingCameraValue() const;
+	[[nodiscard]] bool isCameraPaused() const;
+	[[nodiscard]] const std::string &cameraSharingEndpoint() const;
+	[[nodiscard]] QString screenSharingDeviceId() const;
+	void toggleVideo(bool active);
+	void toggleScreenSharing(std::optional<QString> uniqueId);
+	[[nodiscard]] bool hasVideoWithFrames() const;
+	[[nodiscard]] rpl::producer<bool> hasVideoWithFramesValue() const;
+
+	void toggleMute(const Group::MuteRequest &data);
+	void changeVolume(const Group::VolumeRequest &data);
+	std::variant<int, not_null<UserData*>> inviteUsers(
+		const std::vector<not_null<UserData*>> &users);
+
+	std::shared_ptr<GlobalShortcutManager> ensureGlobalShortcutManager();
+	void applyGlobalShortcutChanges();
+
+	void pushToTalk(bool pressed, crl::time delay);
+	void setNotRequireARGB32();
+
+	[[nodiscard]] rpl::lifetime &lifetime() {
+		return _lifetime;
+	}
+
+private:
+	class LoadPartTask;
+	class MediaChannelDescriptionsTask;
+
+public:
+	void broadcastPartStart(std::shared_ptr<LoadPartTask> task);
+	void broadcastPartCancel(not_null<LoadPartTask*> task);
+	void mediaChannelDescriptionsStart(
+		std::shared_ptr<MediaChannelDescriptionsTask> task);
+	void mediaChannelDescriptionsCancel(
+		not_null<MediaChannelDescriptionsTask*> task);
+
+private:
+	using GlobalShortcutValue = base::GlobalShortcutValue;
+	using Error = Group::Error;
+	struct SinkPointer;
+
+	static constexpr uint32 kDisabledSsrc = uint32(-1);
+
+	struct LoadingPart {
+		std::shared_ptr<LoadPartTask> task;
+		mtpRequestId requestId = 0;
+	};
+
+	enum class FinishType {
+		None,
+		Ended,
+		Failed,
+	};
+	enum class InstanceMode {
+		None,
+		Rtc,
+		Stream,
+	};
+	enum class SendUpdateType {
+		Mute          = 0x01,
+		RaiseHand     = 0x02,
+		CameraStopped = 0x04,
+		CameraPaused  = 0x08,
+		ScreenPaused  = 0x10,
+	};
+	enum class JoinAction {
+		None,
+		Joining,
+		Leaving,
+	};
+	struct JoinState {
+		uint32 ssrc = 0;
+		JoinAction action = JoinAction::None;
+		bool nextActionPending = false;
+
+		void finish(uint32 updatedSsrc = 0) {
+			action = JoinAction::None;
+			ssrc = updatedSsrc;
+		}
+	};
+
+	friend inline constexpr bool is_flag_type(SendUpdateType) {
+		return true;
+	}
+
+	[[nodiscard]] bool mediaChannelDescriptionsFill(
+		not_null<MediaChannelDescriptionsTask*> task,
+		Fn<bool(uint32)> resolved = nullptr);
+	void checkMediaChannelDescriptions(Fn<bool(uint32)> resolved = nullptr);
+
+	void handlePossibleCreateOrJoinResponse(const MTPDgroupCall &data);
+	void handlePossibleDiscarded(const MTPDgroupCallDiscarded &data);
+	void handleUpdate(const MTPDupdateGroupCall &data);
+	void handleUpdate(const MTPDupdateGroupCallParticipants &data);
+	bool tryCreateController();
+	void destroyController();
+	bool tryCreateScreencast();
+	void destroyScreencast();
+
+	void emitShareCameraError(Error error);
+	void emitShareScreenError(Error error);
+
+	void setState(State state);
+	void finish(FinishType type);
+	void maybeSendMutedUpdate(MuteState previous);
+	void sendSelfUpdate(SendUpdateType type);
+	void updateInstanceMuteState();
+	void updateInstanceVolumes();
+	void applyMeInCallLocally();
+	void rejoin();
+	void leave();
+	void rejoin(not_null<PeerData*> as);
+	void setJoinAs(not_null<PeerData*> as);
+	void saveDefaultJoinAs(not_null<PeerData*> as);
+	void subscribeToReal(not_null<Data::GroupCall*> real);
+	void setScheduledDate(TimeId date);
+	void rejoinPresentation();
+	void leavePresentation();
+	void checkNextJoinAction();
+
+	void audioLevelsUpdated(const tgcalls::GroupLevelsUpdate &data);
+	void setInstanceConnected(tgcalls::GroupNetworkState networkState);
+	void setInstanceMode(InstanceMode mode);
+	void setScreenInstanceConnected(tgcalls::GroupNetworkState networkState);
+	void setScreenInstanceMode(InstanceMode mode);
+	void checkLastSpoke();
+	void pushToTalkCancel();
+
+	void checkGlobalShortcutAvailability();
+	void checkJoined();
+	void checkFirstTimeJoined();
+	void notifyAboutAllowedToSpeak();
+
+	void playConnectingSound();
+	void stopConnectingSound();
+	void playConnectingSoundOnce();
+
+	void updateRequestedVideoChannels();
+	void updateRequestedVideoChannelsDelayed();
+	void fillActiveVideoEndpoints();
+	void refreshHasNotShownVideo();
+
+	void editParticipant(
+		not_null<PeerData*> participantPeer,
+		bool mute,
+		std::optional<int> volume);
+	void applyParticipantLocally(
+		not_null<PeerData*> participantPeer,
+		bool mute,
+		std::optional<int> volume);
+	void applyQueuedSelfUpdates();
+	void sendPendingSelfUpdates();
+	void applySelfUpdate(const MTPDgroupCallParticipant &data);
+	void applyOtherParticipantUpdate(const MTPDgroupCallParticipant &data);
+
+	void setupMediaDevices();
+	void setupOutgoingVideo();
+	void setScreenEndpoint(std::string endpoint);
+	void setCameraEndpoint(std::string endpoint);
+	void addVideoOutput(const std::string &endpoint, SinkPointer sink);
+	void setVideoEndpointLarge(VideoEndpoint endpoint);
+
+	void markEndpointActive(
+		VideoEndpoint endpoint,
+		bool active,
+		bool paused);
+	void markTrackPaused(const VideoEndpoint &endpoint, bool paused);
+	void markTrackShown(const VideoEndpoint &endpoint, bool shown);
+
+	[[nodiscard]] MTPInputGroupCall inputCall() const;
+
+	const not_null<Delegate*> _delegate;
+	not_null<PeerData*> _peer; // Can change in legacy group migration.
+	rpl::event_stream<PeerData*> _peerStream;
+	not_null<History*> _history; // Can change in legacy group migration.
+	MTP::Sender _api;
+	rpl::event_stream<not_null<Data::GroupCall*>> _realChanges;
+	rpl::variable<State> _state = State::Creating;
+	base::flat_set<uint32> _unresolvedSsrcs;
+	rpl::event_stream<Error> _errors;
+	bool _recordingStoppedByMe = false;
+	bool _requestedVideoChannelsUpdateScheduled = false;
+
+	MTP::DcId _broadcastDcId = 0;
+	base::flat_map<not_null<LoadPartTask*>, LoadingPart> _broadcastParts;
+	base::flat_set<
+		std::shared_ptr<
+			MediaChannelDescriptionsTask>,
+		base::pointer_comparator<MediaChannelDescriptionsTask>> _mediaChannelDescriptionses;
+
+	not_null<PeerData*> _joinAs;
+	std::vector<not_null<PeerData*>> _possibleJoinAs;
+	QString _joinHash;
+
+	rpl::variable<MuteState> _muted = MuteState::Muted;
+	rpl::variable<bool> _canManage = false;
+	rpl::variable<bool> _videoIsWorking = false;
+	rpl::variable<bool> _hasNotShownVideo = false;
+	bool _initialMuteStateSent = false;
+	bool _acceptFields = false;
+
+	rpl::event_stream<Group::ParticipantState> _otherParticipantStateValue;
+	std::vector<MTPGroupCallParticipant> _queuedSelfUpdates;
+
+	uint64 _id = 0;
+	uint64 _accessHash = 0;
+	JoinState _joinState;
+	JoinState _screenJoinState;
+	std::string _cameraEndpoint;
+	std::string _screenEndpoint;
+	TimeId _scheduleDate = 0;
+	base::flat_set<uint32> _mySsrcs;
+	mtpRequestId _createRequestId = 0;
+	mtpRequestId _selfUpdateRequestId = 0;
+
+	rpl::variable<InstanceState> _instanceState
+		= InstanceState::Disconnected;
+	bool _instanceTransitioning = false;
+	InstanceMode _instanceMode = InstanceMode::None;
+	std::unique_ptr<tgcalls::GroupInstanceCustomImpl> _instance;
+	base::has_weak_ptr _instanceGuard;
+	std::shared_ptr<tgcalls::VideoCaptureInterface> _cameraCapture;
+	rpl::variable<Webrtc::VideoState> _cameraState;
+	rpl::variable<bool> _isSharingCamera = false;
+	base::flat_map<std::string, SinkPointer> _pendingVideoOutputs;
+
+	rpl::variable<InstanceState> _screenInstanceState
+		= InstanceState::Disconnected;
+	InstanceMode _screenInstanceMode = InstanceMode::None;
+	std::unique_ptr<tgcalls::GroupInstanceCustomImpl> _screenInstance;
+	base::has_weak_ptr _screenInstanceGuard;
+	std::shared_ptr<tgcalls::VideoCaptureInterface> _screenCapture;
+	rpl::variable<Webrtc::VideoState> _screenState;
+	rpl::variable<bool> _isSharingScreen = false;
+	QString _screenDeviceId;
+
+	base::flags<SendUpdateType> _pendingSelfUpdates;
+	bool _requireARGB32 = true;
+
+	rpl::event_stream<LevelUpdate> _levelUpdates;
+	rpl::event_stream<VideoStateToggle> _videoStreamActiveUpdates;
+	rpl::event_stream<VideoStateToggle> _videoStreamPausedUpdates;
+	rpl::event_stream<VideoStateToggle> _videoStreamShownUpdates;
+	base::flat_map<VideoEndpoint, VideoTrack> _activeVideoTracks;
+	base::flat_set<VideoEndpoint> _shownVideoTracks;
+	rpl::variable<VideoEndpoint> _videoEndpointLarge;
+	rpl::variable<bool> _videoEndpointPinned = false;
+	crl::time _videoLargeTillTime = 0;
+	base::flat_map<uint32, Data::LastSpokeTimes> _lastSpoke;
+	rpl::event_stream<Group::RejoinEvent> _rejoinEvents;
+	rpl::event_stream<> _allowedToSpeakNotifications;
+	rpl::event_stream<> _titleChanged;
+	base::Timer _lastSpokeCheckTimer;
+	base::Timer _checkJoinedTimer;
+
+	crl::time _lastSendProgressUpdate = 0;
+
+	std::shared_ptr<GlobalShortcutManager> _shortcutManager;
+	std::shared_ptr<GlobalShortcutValue> _pushToTalk;
+	base::Timer _pushToTalkCancelTimer;
+	base::Timer _connectingSoundTimer;
+	bool _hadJoinedState = false;
+
+	std::unique_ptr<Webrtc::MediaDevices> _mediaDevices;
+	QString _audioInputId;
+	QString _audioOutputId;
+	QString _cameraInputId;
+
+	rpl::lifetime _lifetime;
+
+};
+
+} // namespace Calls

Telegram/SourceFiles/calls/group/calls_group_common.h

@@ -13,6 +13,7 @@ namespace Calls::Group {
 
 constexpr auto kDefaultVolume = 10000;
 constexpr auto kMaxVolume = 20000;
+constexpr auto kBlobsEnterDuration = crl::time(250);
 
 struct MuteRequest {
 	not_null<PeerData*> peer;
@@ -47,4 +48,24 @@ struct JoinInfo {
 	TimeId scheduleDate = 0;
 };
 
+enum class PanelMode {
+	Default,
+	Wide,
+};
+
+enum class VideoQuality {
+	Thumbnail,
+	Medium,
+	Full,
+};
+
+enum class Error {
+	NoCamera,
+	ScreenFailed,
+	MutedNoCamera,
+	MutedNoScreen,
+	DisabledNoCamera,
+	DisabledNoScreen,
+};
+
 } // namespace Calls::Group

Telegram/SourceFiles/calls/group/calls_group_invite_controller.cpp

@@ -0,0 +1,305 @@
+/*
+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 "calls/group/calls_group_invite_controller.h"
+
+#include "calls/group/calls_group_call.h"
+#include "calls/group/calls_group_menu.h"
+#include "boxes/peer_lists_box.h"
+#include "data/data_user.h"
+#include "data/data_channel.h"
+#include "data/data_session.h"
+#include "data/data_group_call.h"
+#include "main/main_session.h"
+#include "ui/text/text_utilities.h"
+#include "ui/layers/generic_box.h"
+#include "ui/widgets/labels.h"
+#include "apiwrap.h"
+#include "lang/lang_keys.h"
+#include "styles/style_calls.h"
+
+namespace Calls::Group {
+namespace {
+
+[[nodiscard]] object_ptr<Ui::RpWidget> CreateSectionSubtitle(
+		QWidget *parent,
+		rpl::producer<QString> text) {
+	auto result = object_ptr<Ui::FixedHeightWidget>(
+		parent,
+		st::searchedBarHeight);
+
+	const auto raw = result.data();
+	raw->paintRequest(
+	) | rpl::start_with_next([=](QRect clip) {
+		auto p = QPainter(raw);
+		p.fillRect(clip, st::groupCallMembersBgOver);
+	}, raw->lifetime());
+
+	const auto label = Ui::CreateChild<Ui::FlatLabel>(
+		raw,
+		std::move(text),
+		st::groupCallBoxLabel);
+	raw->widthValue(
+	) | rpl::start_with_next([=](int width) {
+		const auto padding = st::groupCallInviteDividerPadding;
+		const auto available = width - padding.left() - padding.right();
+		label->resizeToNaturalWidth(available);
+		label->moveToLeft(padding.left(), padding.top(), width);
+	}, label->lifetime());
+
+	return result;
+}
+
+} // namespace
+
+InviteController::InviteController(
+	not_null<PeerData*> peer,
+	base::flat_set<not_null<UserData*>> alreadyIn)
+: ParticipantsBoxController(CreateTag{}, nullptr, peer, Role::Members)
+, _peer(peer)
+, _alreadyIn(std::move(alreadyIn)) {
+	SubscribeToMigration(
+		_peer,
+		lifetime(),
+		[=](not_null<ChannelData*> channel) { _peer = channel; });
+}
+
+void InviteController::prepare() {
+	delegate()->peerListSetHideEmpty(true);
+	ParticipantsBoxController::prepare();
+	delegate()->peerListSetAboveWidget(CreateSectionSubtitle(
+		nullptr,
+		tr::lng_group_call_invite_members()));
+	delegate()->peerListSetAboveSearchWidget(CreateSectionSubtitle(
+		nullptr,
+		tr::lng_group_call_invite_members()));
+}
+
+void InviteController::rowClicked(not_null<PeerListRow*> row) {
+	delegate()->peerListSetRowChecked(row, !row->checked());
+}
+
+base::unique_qptr<Ui::PopupMenu> InviteController::rowContextMenu(
+		QWidget *parent,
+		not_null<PeerListRow*> row) {
+	return nullptr;
+}
+
+void InviteController::itemDeselectedHook(not_null<PeerData*> peer) {
+}
+
+bool InviteController::hasRowFor(not_null<PeerData*> peer) const {
+	return (delegate()->peerListFindRow(peer->id.value) != nullptr);
+}
+
+bool InviteController::isAlreadyIn(not_null<UserData*> user) const {
+	return _alreadyIn.contains(user);
+}
+
+std::unique_ptr<PeerListRow> InviteController::createRow(
+		not_null<PeerData*> participant) const {
+	const auto user = participant->asUser();
+	if (!user
+		|| user->isSelf()
+		|| user->isBot()
+		|| (user->flags() & MTPDuser::Flag::f_deleted)) {
+		return nullptr;
+	}
+	auto result = std::make_unique<PeerListRow>(user);
+	_rowAdded.fire_copy(user);
+	_inGroup.emplace(user);
+	if (isAlreadyIn(user)) {
+		result->setDisabledState(PeerListRow::State::DisabledChecked);
+	}
+	return result;
+}
+
+auto InviteController::peersWithRows() const
+-> not_null<const base::flat_set<not_null<UserData*>>*> {
+	return &_inGroup;
+}
+
+rpl::producer<not_null<UserData*>> InviteController::rowAdded() const {
+	return _rowAdded.events();
+}
+
+InviteContactsController::InviteContactsController(
+	not_null<PeerData*> peer,
+	base::flat_set<not_null<UserData*>> alreadyIn,
+	not_null<const base::flat_set<not_null<UserData*>>*> inGroup,
+	rpl::producer<not_null<UserData*>> discoveredInGroup)
+: AddParticipantsBoxController(peer, std::move(alreadyIn))
+, _inGroup(inGroup)
+, _discoveredInGroup(std::move(discoveredInGroup)) {
+}
+
+void InviteContactsController::prepareViewHook() {
+	AddParticipantsBoxController::prepareViewHook();
+
+	delegate()->peerListSetAboveWidget(CreateSectionSubtitle(
+		nullptr,
+		tr::lng_contacts_header()));
+	delegate()->peerListSetAboveSearchWidget(CreateSectionSubtitle(
+		nullptr,
+		tr::lng_group_call_invite_search_results()));
+
+	std::move(
+		_discoveredInGroup
+	) | rpl::start_with_next([=](not_null<UserData*> user) {
+		if (auto row = delegate()->peerListFindRow(user->id.value)) {
+			delegate()->peerListRemoveRow(row);
+		}
+	}, _lifetime);
+}
+
+std::unique_ptr<PeerListRow> InviteContactsController::createRow(
+		not_null<UserData*> user) {
+	return _inGroup->contains(user)
+		? nullptr
+		: AddParticipantsBoxController::createRow(user);
+}
+
+object_ptr<Ui::BoxContent> PrepareInviteBox(
+		not_null<GroupCall*> call,
+		Fn<void(TextWithEntities&&)> showToast) {
+	const auto real = call->lookupReal();
+	if (!real) {
+		return nullptr;
+	}
+	const auto peer = call->peer();
+	auto alreadyIn = peer->owner().invitedToCallUsers(real->id());
+	for (const auto &participant : real->participants()) {
+		if (const auto user = participant.peer->asUser()) {
+			alreadyIn.emplace(user);
+		}
+	}
+	alreadyIn.emplace(peer->session().user());
+	auto controller = std::make_unique<InviteController>(peer, alreadyIn);
+	controller->setStyleOverrides(
+		&st::groupCallInviteMembersList,
+		&st::groupCallMultiSelect);
+
+	auto contactsController = std::make_unique<InviteContactsController>(
+		peer,
+		std::move(alreadyIn),
+		controller->peersWithRows(),
+		controller->rowAdded());
+	contactsController->setStyleOverrides(
+		&st::groupCallInviteMembersList,
+		&st::groupCallMultiSelect);
+
+	const auto weak = base::make_weak(call.get());
+	const auto invite = [=](const std::vector<not_null<UserData*>> &users) {
+		const auto call = weak.get();
+		if (!call) {
+			return;
+		}
+		const auto result = call->inviteUsers(users);
+		if (const auto user = std::get_if<not_null<UserData*>>(&result)) {
+			showToast(tr::lng_group_call_invite_done_user(
+				tr::now,
+				lt_user,
+				Ui::Text::Bold((*user)->firstName),
+				Ui::Text::WithEntities));
+		} else if (const auto count = std::get_if<int>(&result)) {
+			if (*count > 0) {
+				showToast(tr::lng_group_call_invite_done_many(
+					tr::now,
+					lt_count,
+					*count,
+					Ui::Text::RichLangValue));
+			}
+		} else {
+			Unexpected("Result in GroupCall::inviteUsers.");
+		}
+	};
+	const auto inviteWithAdd = [=](
+			const std::vector<not_null<UserData*>> &users,
+			const std::vector<not_null<UserData*>> &nonMembers,
+			Fn<void()> finish) {
+		peer->session().api().addChatParticipants(
+			peer,
+			nonMembers,
+			[=](bool) { invite(users); finish(); });
+	};
+	const auto inviteWithConfirmation = [=](
+			not_null<PeerListsBox*> parentBox,
+			const std::vector<not_null<UserData*>> &users,
+			const std::vector<not_null<UserData*>> &nonMembers,
+			Fn<void()> finish) {
+		if (nonMembers.empty()) {
+			invite(users);
+			finish();
+			return;
+		}
+		const auto name = peer->name;
+		const auto text = (nonMembers.size() == 1)
+			? tr::lng_group_call_add_to_group_one(
+				tr::now,
+				lt_user,
+				nonMembers.front()->shortName(),
+				lt_group,
+				name)
+			: (nonMembers.size() < users.size())
+			? tr::lng_group_call_add_to_group_some(tr::now, lt_group, name)
+			: tr::lng_group_call_add_to_group_all(tr::now, lt_group, name);
+		const auto shared = std::make_shared<QPointer<Ui::GenericBox>>();
+		const auto finishWithConfirm = [=] {
+			if (*shared) {
+				(*shared)->closeBox();
+			}
+			finish();
+		};
+		const auto done = [=] {
+			inviteWithAdd(users, nonMembers, finishWithConfirm);
+		};
+		auto box = ConfirmBox({
+			.text = { text },
+			.button = tr::lng_participant_invite(),
+			.callback = done,
+		});
+		*shared = box.data();
+		parentBox->getDelegate()->showBox(
+			std::move(box),
+			Ui::LayerOption::KeepOther,
+			anim::type::normal);
+	};
+	auto initBox = [=, controller = controller.get()](
+			not_null<PeerListsBox*> box) {
+		box->setTitle(tr::lng_group_call_invite_title());
+		box->addButton(tr::lng_group_call_invite_button(), [=] {
+			const auto rows = box->collectSelectedRows();
+
+			const auto users = ranges::views::all(
+				rows
+			) | ranges::views::transform([](not_null<PeerData*> peer) {
+				return not_null<UserData*>(peer->asUser());
+			}) | ranges::to_vector;
+
+			const auto nonMembers = ranges::views::all(
+				users
+			) | ranges::views::filter([&](not_null<UserData*> user) {
+				return !controller->hasRowFor(user);
+			}) | ranges::to_vector;
+
+			const auto finish = [box = Ui::MakeWeak(box)]() {
+				if (box) {
+					box->closeBox();
+				}
+			};
+			inviteWithConfirmation(box, users, nonMembers, finish);
+		});
+		box->addButton(tr::lng_cancel(), [=] { box->closeBox(); });
+	};
+
+	auto controllers = std::vector<std::unique_ptr<PeerListController>>();
+	controllers.push_back(std::move(controller));
+	controllers.push_back(std::move(contactsController));
+	return Box<PeerListsBox>(std::move(controllers), initBox);
+}
+
+} // namespace Calls::Group

Telegram/SourceFiles/calls/group/calls_group_invite_controller.h

@@ -0,0 +1,82 @@
+/*
+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/peers/edit_participants_box.h"
+#include "boxes/peers/add_participants_box.h"
+
+namespace Calls {
+class GroupCall;
+} // namespace Calls
+
+namespace Calls::Group {
+
+class InviteController final : public ParticipantsBoxController {
+public:
+	InviteController(
+		not_null<PeerData*> peer,
+		base::flat_set<not_null<UserData*>> alreadyIn);
+
+	void prepare() override;
+
+	void rowClicked(not_null<PeerListRow*> row) override;
+	base::unique_qptr<Ui::PopupMenu> rowContextMenu(
+		QWidget *parent,
+		not_null<PeerListRow*> row) override;
+
+	void itemDeselectedHook(not_null<PeerData*> peer) override;
+
+	[[nodiscard]] auto peersWithRows() const
+		-> not_null<const base::flat_set<not_null<UserData*>>*>;
+	[[nodiscard]] rpl::producer<not_null<UserData*>> rowAdded() const;
+
+	[[nodiscard]] bool hasRowFor(not_null<PeerData*> peer) const;
+
+private:
+	[[nodiscard]] bool isAlreadyIn(not_null<UserData*> user) const;
+
+	std::unique_ptr<PeerListRow> createRow(
+		not_null<PeerData*> participant) const override;
+
+	not_null<PeerData*> _peer;
+	const base::flat_set<not_null<UserData*>> _alreadyIn;
+	mutable base::flat_set<not_null<UserData*>> _inGroup;
+	rpl::event_stream<not_null<UserData*>> _rowAdded;
+
+};
+
+class InviteContactsController final : public AddParticipantsBoxController {
+public:
+	InviteContactsController(
+		not_null<PeerData*> peer,
+		base::flat_set<not_null<UserData*>> alreadyIn,
+		not_null<const base::flat_set<not_null<UserData*>>*> inGroup,
+		rpl::producer<not_null<UserData*>> discoveredInGroup);
+
+private:
+	void prepareViewHook() override;
+
+	std::unique_ptr<PeerListRow> createRow(
+		not_null<UserData*> user) override;
+
+	bool needsInviteLinkButton() override {
+		return false;
+	}
+
+	const not_null<const base::flat_set<not_null<UserData*>>*> _inGroup;
+	rpl::producer<not_null<UserData*>> _discoveredInGroup;
+
+	rpl::lifetime _lifetime;
+
+};
+
+[[nodiscard]] object_ptr<Ui::BoxContent> PrepareInviteBox(
+	not_null<GroupCall*> call,
+	Fn<void(TextWithEntities&&)> showToast);
+
+} // namespace Calls::Group