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2026-02-19 09:35:08 +03:00

49 lines
1.1 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 "ui/abstract_button.h"
#include "ui/text/text.h"
class QGraphicsOpacityEffect;
namespace Profile {
class BackButton final : public Ui::AbstractButton {
public:
BackButton(QWidget *parent);
void setText(const QString &text);
void setSubtext(const QString &subtext);
void setWidget(not_null<Ui::RpWidget*> widget);
void setOpacity(float64 opacity);
protected:
void paintEvent(QPaintEvent *e) override;
int resizeGetHeight(int newWidth) override;
void onStateChanged(State was, StateChangeSource source) override;
private:
void updateCache();
rpl::lifetime _unreadBadgeLifetime;
Ui::Text::String _text;
Ui::Text::String _subtext;
Ui::RpWidget *_widget = nullptr;
int _cachedWidth = -1;
int _elisionWidth = 0;
float64 _opacity = 1.0;
QGraphicsOpacityEffect *_opacityEffect = nullptr;
};
} // namespace Profile