tdesktop/Telegram/SourceFiles/ui/filter_icon_panel.h

87 lines
2.0 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 "base/timer.h"
#include "ui/rp_widget.h"
#include "ui/effects/animations.h"
namespace Ui {
enum class FilterIcon : uchar;
class PanelAnimation;
class FilterIconPanel final : public Ui::RpWidget {
public:
FilterIconPanel(QWidget *parent);
~FilterIconPanel();
void hideFast();
[[nodiscard]] bool hiding() const {
return _hiding || _hideTimer.isActive();
}
[[nodiscard]] style::margins innerPadding() const;
void showAnimated();
void hideAnimated();
void toggleAnimated();
[[nodiscard]] rpl::producer<FilterIcon> chosen() const;
private:
void enterEventHook(QEvent *e) override;
void leaveEventHook(QEvent *e) override;
void otherEnter();
void otherLeave();
void paintEvent(QPaintEvent *e) override;
bool eventFilter(QObject *obj, QEvent *e) override;
void setup();
void setupInner();
void hideByTimerOrLeave();
// Rounded rect which has shadow around it.
[[nodiscard]] QRect innerRect() const;
[[nodiscard]] QImage grabForAnimation();
void startShowAnimation();
void startOpacityAnimation(bool hiding);
void prepareCacheFor(bool hiding);
void opacityAnimationCallback();
void hideFinished();
void showStarted();
void setSelected(int selected);
void setPressed(int pressed);
[[nodiscard]] QRect countRect(int index) const;
void updateRect(int index);
void mouseMove(QPoint position);
void mousePress(Qt::MouseButton button);
void mouseRelease(Qt::MouseButton button);
const not_null<Ui::RpWidget*> _inner;
rpl::event_stream<FilterIcon> _chosen;
int _selected = -1;
int _pressed = -1;
std::unique_ptr<Ui::PanelAnimation> _showAnimation;
Ui::Animations::Simple _a_show;
bool _hiding = false;
QPixmap _cache;
Ui::Animations::Simple _a_opacity;
base::Timer _hideTimer;
};
} // namespace Ui