tdesktop/Telegram/SourceFiles/ui/widgets/popup_menu.h

132 lines
3.7 KiB
C++

/*
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 "styles/style_widgets.h"
#include "ui/widgets/menu.h"
#include "ui/effects/panel_animation.h"
namespace Ui {
class PopupMenu : public TWidget, private base::Subscriber {
public:
PopupMenu(QWidget*, const style::PopupMenu &st = st::defaultPopupMenu);
PopupMenu(QWidget*, QMenu *menu, const style::PopupMenu &st = st::defaultPopupMenu);
QAction *addAction(const QString &text, const QObject *receiver, const char* member, const style::icon *icon = nullptr, const style::icon *iconOver = nullptr);
QAction *addAction(const QString &text, base::lambda<void()> callback, const style::icon *icon = nullptr, const style::icon *iconOver = nullptr);
QAction *addSeparator();
void clearActions();
using Actions = Ui::Menu::Actions;
Actions &actions();
void deleteOnHide(bool del);
void popup(const QPoint &p);
void hideMenu(bool fast = false);
void setDestroyedCallback(base::lambda<void()> callback) {
_destroyedCallback = std::move(callback);
}
~PopupMenu();
protected:
void paintEvent(QPaintEvent *e) override;
void focusOutEvent(QFocusEvent *e) override;
void hideEvent(QHideEvent *e) override;
void keyPressEvent(QKeyEvent *e) override {
forwardKeyPress(e->key());
}
void mouseMoveEvent(QMouseEvent *e) override {
forwardMouseMove(e->globalPos());
}
void mousePressEvent(QMouseEvent *e) override {
forwardMousePress(e->globalPos());
}
private:
void paintBg(Painter &p);
void hideFast();
void setOrigin(PanelAnimation::Origin origin);
void showAnimated(PanelAnimation::Origin origin);
void hideAnimated();
QImage grabForPanelAnimation();
void startShowAnimation();
void startOpacityAnimation(bool hiding);
void prepareCache();
void childHiding(PopupMenu *child);
void showAnimationCallback();
void opacityAnimationCallback();
void init();
void hideFinished();
void showStarted();
using TriggeredSource = Ui::Menu::TriggeredSource;
void handleCompositingUpdate();
void handleMenuResize();
void handleActivated(QAction *action, int actionTop, TriggeredSource source);
void handleTriggered(QAction *action, int actionTop, TriggeredSource source);
void forwardKeyPress(int key);
bool handleKeyPress(int key);
void forwardMouseMove(QPoint globalPosition) {
_menu->handleMouseMove(globalPosition);
}
void handleMouseMove(QPoint globalPosition);
void forwardMousePress(QPoint globalPosition) {
_menu->handleMousePress(globalPosition);
}
void handleMousePress(QPoint globalPosition);
void forwardMouseRelease(QPoint globalPosition) {
_menu->handleMouseRelease(globalPosition);
}
void handleMouseRelease(QPoint globalPosition);
using SubmenuPointer = QPointer<PopupMenu>;
bool popupSubmenuFromAction(QAction *action, int actionTop, TriggeredSource source);
void popupSubmenu(SubmenuPointer submenu, int actionTop, TriggeredSource source);
void showMenu(const QPoint &p, PopupMenu *parent, TriggeredSource source);
const style::PopupMenu &_st;
object_ptr<Ui::Menu> _menu;
using Submenus = QMap<QAction*, SubmenuPointer>;
Submenus _submenus;
PopupMenu *_parent = nullptr;
QRect _inner;
style::margins _padding;
SubmenuPointer _activeSubmenu;
PanelAnimation::Origin _origin = PanelAnimation::Origin::TopLeft;
std::unique_ptr<PanelAnimation> _showAnimation;
Animation _a_show;
bool _useTransparency = true;
bool _hiding = false;
QPixmap _cache;
Animation _a_opacity;
bool _deleteOnHide = true;
bool _triggering = false;
bool _deleteLater = false;
base::lambda<void()> _destroyedCallback;
};
} // namespace Ui