mirror of
https://github.com/AyuGram/AyuGramDesktop.git
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23rd
59 lines
1.3 KiB
C++
59 lines
1.3 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#pragma once
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#include "ui/abstract_button.h"
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class QGraphicsOpacityEffect;
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namespace Main {
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class Session;
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} // namespace Main
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namespace Profile {
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class BackButton final : public Ui::AbstractButton {
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public:
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BackButton(
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QWidget *parent,
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not_null<Main::Session*> session,
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const QString &text,
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rpl::producer<bool> oneColumnValue);
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void setText(const QString &text);
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void setSubtext(const QString &subtext);
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void setWidget(not_null<Ui::RpWidget*> widget);
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void setOpacity(float64 opacity);
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protected:
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void paintEvent(QPaintEvent *e) override;
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int resizeGetHeight(int newWidth) override;
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void onStateChanged(State was, StateChangeSource source) override;
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private:
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void updateCache();
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const not_null<Main::Session*> _session;
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rpl::lifetime _unreadBadgeLifetime;
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QString _text;
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QString _subtext;
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Ui::RpWidget *_widget = nullptr;
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int _cachedWidth = -1;
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QString _cachedElidedText;
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QString _cachedElidedSubtext;
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float64 _opacity = 1.0;
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QGraphicsOpacityEffect *_opacityEffect = nullptr;
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};
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} // namespace Profile
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