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/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#include "history/view/history_view_reaction_preview.h"
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#include "base/call_delayed.h"
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#include "boxes/sticker_set_box.h"
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#include "data/data_document.h"
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#include "data/data_message_reactions.h"
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#include "data/data_session.h"
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#include "data/stickers/data_custom_emoji.h"
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#include "lang/lang_keys.h"
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#include "main/main_session.h"
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#include "mainwindow.h"
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#include "ui/cached_special_layer_shadow_corners.h"
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#include "ui/effects/show_animation.h"
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#include "ui/widgets/buttons.h"
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#include "ui/widgets/labels.h"
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#include "ui/widgets/shadow.h"
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#include "ui/painter.h"
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#include "ui/rect.h"
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#include "ui/text/text_utilities.h"
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#include "window/window_media_preview.h"
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#include "window/window_session_controller.h"
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#include "styles/style_chat.h"
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#include "styles/style_layers.h"
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namespace HistoryView {
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bool ShowReactionPreview(
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not_null<Window::SessionController*> controller,
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FullMsgId origin,
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Data::ReactionId reactionId) {
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auto document = (DocumentData*)(nullptr);
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if (const auto custom = reactionId.custom()) {
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document = controller->session().data().document(custom);
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} else if (const auto resolved
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= controller->session().data().reactions().lookupTemporary(
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reactionId)) {
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document = resolved->selectAnimation;
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}
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if (!document) {
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return false;
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}
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struct State {
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base::unique_qptr<Window::MediaPreviewWidget> mediaPreview;
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base::unique_qptr<Ui::AbstractButton> clickable;
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base::unique_qptr<Ui::AbstractButton> background;
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base::unique_qptr<Ui::FlatLabel> label;
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};
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const auto state = std::make_shared<State>();
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const auto mainwidget = controller->widget();
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state->mediaPreview = base::make_unique_q<Window::MediaPreviewWidget>(
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mainwidget,
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controller);
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state->mediaPreview->setCustomDuration(st::defaultToggle.duration);
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state->clickable = base::make_unique_q<Ui::AbstractButton>(mainwidget);
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const auto hideAll = [=] {
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state->clickable->setAttribute(Qt::WA_TransparentForMouseEvents);
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state->mediaPreview->hidePreview();
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if (state->label && state->background) {
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Ui::Animations::HideWidgets({
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state->background.get(),
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state->label.get(),
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});
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}
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base::call_delayed(
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st::defaultToggle.duration,
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crl::guard(state->clickable.get(), [=] {
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state->clickable.reset();
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}));
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};
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state->clickable->setClickedCallback(hideAll);
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state->mediaPreview->showPreview(origin, document);
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state->clickable->show();
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const auto mediaPreviewRaw = state->mediaPreview.get();
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const auto clickableRaw = state->clickable.get();
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const auto shadowExtend = st::boxRoundShadow.extend;
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if (reactionId.custom() && document->sticker()) {
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const auto setId = document->sticker()->set;
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const auto packName
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= document->owner().customEmojiManager().lookupSetName(setId.id);
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if (!packName.isEmpty()) {
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state->background = base::make_unique_q<Ui::AbstractButton>(
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mainwidget);
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const auto show = controller->uiShow();
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state->background->setClickedCallback([=] {
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hideAll();
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show->show(Box<StickerSetBox>(
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show,
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setId,
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Data::StickersType::Emoji));
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});
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state->label = base::make_unique_q<Ui::FlatLabel>(
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state->background.get(),
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tr::lng_context_animated_reaction(
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lt_name,
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rpl::single(Ui::Text::Colorized(packName)),
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Ui::Text::RichLangValue));
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state->label->setAttribute(Qt::WA_TransparentForMouseEvents);
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const auto backgroundRaw = state->background.get();
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const auto labelRaw = state->label.get();
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backgroundRaw->paintOn([=](QPainter &p) {
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const auto innerRect = backgroundRaw->rect() - shadowExtend;
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Ui::Shadow::paint(
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p,
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innerRect,
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backgroundRaw->width(),
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st::boxRoundShadow,
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Ui::SpecialLayerShadowCorners(),
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RectPart::Full);
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auto hq = PainterHighQualityEnabler(p);
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p.setPen(Qt::NoPen);
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p.setBrush(st::windowBg);
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p.drawRoundedRect(
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innerRect,
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st::boxRadius,
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st::boxRadius);
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});
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labelRaw->show();
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Ui::Animations::ShowWidgets({ backgroundRaw });
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}
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}
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const auto backgroundRaw = state->background.get();
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const auto labelRaw = state->label.get();
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mainwidget->sizeValue() | rpl::start_with_next([=](QSize size) {
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mediaPreviewRaw->setGeometry(Rect(size));
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clickableRaw->setGeometry(Rect(size));
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clickableRaw->raise();
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if (backgroundRaw && labelRaw) {
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const auto maxLabelWidth = labelRaw->textMaxWidth() / 2;
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labelRaw->resizeToWidth(maxLabelWidth);
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const auto labelHeight = labelRaw->height() * 2;
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const auto padding = st::msgServicePadding;
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const auto innerWidth = maxLabelWidth + rect::m::sum::h(padding);
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const auto innerHeight = labelHeight + rect::m::sum::v(padding);
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const auto bgWidth = innerWidth + rect::m::sum::h(shadowExtend);
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const auto bgHeight = innerHeight + rect::m::sum::v(shadowExtend);
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const auto bgX = (size.width() - bgWidth) / 2;
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const auto bgY = (size.height() * 3 / 4) - (bgHeight / 2);
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backgroundRaw->setGeometry(bgX, bgY, bgWidth, bgHeight);
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labelRaw->setGeometry(
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shadowExtend.left() + padding.left(),
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shadowExtend.top() + padding.top(),
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maxLabelWidth,
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labelHeight);
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backgroundRaw->raise();
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}
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}, mediaPreviewRaw->lifetime());
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return true;
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}
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} // namespace HistoryView
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23rd