tdesktop/Telegram/SourceFiles/window/window_title_qt.h

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/*
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 "window/window_title.h"
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#include "ui/platform/ui_platform_window_title.h"
#include "base/object_ptr.h"
namespace style {
struct WindowTitle;
} // namespace style
namespace Ui {
class IconButton;
class PlainShadow;
} // namespace Ui
namespace Window {
class TitleWidgetQt : public TitleWidget {
public:
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using Control = Ui::Platform::TitleControls::Control;
TitleWidgetQt(QWidget *parent);
~TitleWidgetQt();
void init() override;
protected:
void paintEvent(QPaintEvent *e) override;
void resizeEvent(QResizeEvent *e) override;
void mousePressEvent(QMouseEvent *e) override;
void mouseReleaseEvent(QMouseEvent *e) override;
void mouseMoveEvent(QMouseEvent *e) override;
void mouseDoubleClickEvent(QMouseEvent *e) override;
bool eventFilter(QObject *obj, QEvent *e) override;
private:
void windowStateChanged(Qt::WindowState state = Qt::WindowNoState);
void visibleChanged(bool visible);
void updateWindowExtents();
void updateButtonsState();
void updateControlsPosition();
void updateControlsPositionBySide(
const std::vector<Control> &controls,
bool right);
void toggleFramelessWindow(bool enabled);
bool hasShadow() const;
Ui::IconButton *controlWidget(Control control) const;
QMargins resizeArea() const;
Qt::Edges edgesFromPos(const QPoint &pos) const;
void updateCursor(Qt::Edges edges);
void restoreCursor();
const style::WindowTitle &_st;
object_ptr<Ui::IconButton> _minimize;
object_ptr<Ui::IconButton> _maximizeRestore;
object_ptr<Ui::IconButton> _close;
object_ptr<Ui::PlainShadow> _shadow;
bool _maximizedState = false;
bool _activeState = false;
bool _windowWasFrameless = false;
bool _cursorOverriden = false;
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bool _extentsSet = false;
bool _mousePressed = false;
};
} // namespace Window