142 lines
4.2 KiB
C++
142 lines
4.2 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop version of Telegram messaging app, see https://telegram.org
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Telegram Desktop is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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It is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
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*/
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#pragma once
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#include "styles/style_widgets.h"
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#include "ui/widgets/menu.h"
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#include "ui/effects/panel_animation.h"
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namespace Ui {
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class PopupMenu : public TWidget {
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public:
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PopupMenu(QWidget*, const style::PopupMenu &st = st::defaultPopupMenu);
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PopupMenu(QWidget*, QMenu *menu, const style::PopupMenu &st = st::defaultPopupMenu);
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QAction *addAction(const QString &text, const QObject *receiver, const char* member, const style::icon *icon = nullptr, const style::icon *iconOver = nullptr);
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QAction *addAction(const QString &text, base::lambda<void()> callback, const style::icon *icon = nullptr, const style::icon *iconOver = nullptr);
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QAction *addSeparator();
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void clearActions();
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using Actions = Ui::Menu::Actions;
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Actions &actions();
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void deleteOnHide(bool del);
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void popup(const QPoint &p);
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void hideMenu(bool fast = false);
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void setDestroyedCallback(base::lambda<void()> callback) {
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_destroyedCallback = std::move(callback);
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}
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~PopupMenu();
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protected:
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void paintEvent(QPaintEvent *e) override;
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void focusOutEvent(QFocusEvent *e) override;
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void hideEvent(QHideEvent *e) override;
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void keyPressEvent(QKeyEvent *e) override {
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forwardKeyPress(e->key());
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}
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void mouseMoveEvent(QMouseEvent *e) override {
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forwardMouseMove(e->globalPos());
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}
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void mousePressEvent(QMouseEvent *e) override {
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forwardMousePress(e->globalPos());
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}
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private:
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void paintBg(Painter &p);
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void hideFast();
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void setOrigin(PanelAnimation::Origin origin);
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void showAnimated(PanelAnimation::Origin origin);
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void hideAnimated();
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QImage grabForPanelAnimation();
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void startShowAnimation();
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void startOpacityAnimation(bool hiding);
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void prepareCache();
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void childHiding(PopupMenu *child);
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void showAnimationCallback();
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void opacityAnimationCallback();
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void init();
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void hideFinished();
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void showStarted();
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using TriggeredSource = Ui::Menu::TriggeredSource;
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void handleCompositingUpdate();
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void handleMenuResize();
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void handleActivated(QAction *action, int actionTop, TriggeredSource source);
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void handleTriggered(QAction *action, int actionTop, TriggeredSource source);
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void forwardKeyPress(int key);
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bool handleKeyPress(int key);
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void forwardMouseMove(QPoint globalPosition) {
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_menu->handleMouseMove(globalPosition);
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}
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void handleMouseMove(QPoint globalPosition);
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void forwardMousePress(QPoint globalPosition) {
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_menu->handleMousePress(globalPosition);
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}
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void handleMousePress(QPoint globalPosition);
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void forwardMouseRelease(QPoint globalPosition) {
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_menu->handleMouseRelease(globalPosition);
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}
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void handleMouseRelease(QPoint globalPosition);
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using SubmenuPointer = QPointer<PopupMenu>;
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bool popupSubmenuFromAction(QAction *action, int actionTop, TriggeredSource source);
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void popupSubmenu(SubmenuPointer submenu, int actionTop, TriggeredSource source);
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void showMenu(const QPoint &p, PopupMenu *parent, TriggeredSource source);
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const style::PopupMenu &_st;
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object_ptr<Ui::Menu> _menu;
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using Submenus = QMap<QAction*, SubmenuPointer>;
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Submenus _submenus;
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PopupMenu *_parent = nullptr;
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QRect _inner;
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style::margins _padding;
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SubmenuPointer _activeSubmenu;
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PanelAnimation::Origin _origin = PanelAnimation::Origin::TopLeft;
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std::unique_ptr<PanelAnimation> _showAnimation;
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Animation _a_show;
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bool _useTransparency = true;
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bool _hiding = false;
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QPixmap _cache;
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Animation _a_opacity;
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bool _deleteOnHide = true;
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bool _triggering = false;
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bool _deleteLater = false;
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base::lambda<void()> _destroyedCallback;
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};
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} // namespace Ui
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