tdesktop/Telegram/SourceFiles/ui/chat/pinned_bar.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
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#include "ui/wrap/slide_wrap.h"
#include "base/object_ptr.h"
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namespace Ui {
struct MessageBarContent;
template <typename Widget>
class FadeWrapScaled;
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class MessageBar;
class IconButton;
class PlainShadow;
class RpWidget;
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class PinnedBar final {
public:
PinnedBar(not_null<QWidget*> parent, Fn<bool()> customEmojiPaused);
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~PinnedBar();
void show();
void hide();
void raise();
void customEmojiRepaint();
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void finishAnimating();
void setShadowGeometryPostprocess(Fn<QRect(QRect)> postprocess);
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void setContent(rpl::producer<Ui::MessageBarContent> content);
void setRightButton(object_ptr<Ui::RpWidget> button);
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void move(int x, int y);
void resizeToWidth(int width);
[[nodiscard]] int height() const;
[[nodiscard]] rpl::producer<int> heightValue() const;
[[nodiscard]] rpl::producer<> barClicks() const;
[[nodiscard]] rpl::producer<> contextMenuRequested() const;
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[[nodiscard]] rpl::lifetime &lifetime() {
return _wrap.lifetime();
}
private:
using RightButton = object_ptr<Ui::FadeWrapScaled<Ui::RpWidget>>;
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void createControls();
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void updateShadowGeometry(QRect wrapGeometry);
void updateControlsGeometry(QRect wrapGeometry);
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Ui::SlideWrap<> _wrap;
std::unique_ptr<Ui::MessageBar> _bar;
struct {
RightButton button = { nullptr };
rpl::lifetime previousButtonLifetime;
} _right;
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std::unique_ptr<Ui::PlainShadow> _shadow;
Fn<bool()> _customEmojiPaused;
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rpl::event_stream<> _barClicks;
rpl::event_stream<> _contextMenuRequested;
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Fn<QRect(QRect)> _shadowGeometryPostprocess;
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bool _shouldBeShown = false;
bool _forceHidden = false;
rpl::lifetime _contentLifetime;
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};
} // namespace Ui