 dd81f5d59f
			
		
	
	
		dd81f5d59f
		
	
	
	
	
		
			
			base::lambda -> Fn (type alias for std::function). base::lambda_once -> FnMut (type alias for base::unique_function). base::lambda_guarded -> crl::guard. base::lambda_call_type_t -> crl::deduced_call_type.
		
			
				
	
	
		
			110 lines
		
	
	
	
		
			2.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			110 lines
		
	
	
	
		
			2.4 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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| 
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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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| 
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| #include "base/timer.h"
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| 
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| namespace style {
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| struct Tooltip;
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| struct ImportantTooltip;
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| } // namespace style
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| 
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| namespace Ui {
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| 
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| class AbstractTooltipShower {
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| public:
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| 	virtual QString tooltipText() const = 0;
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| 	virtual QPoint tooltipPos() const = 0;
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| 	virtual bool tooltipWindowActive() const;
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| 	virtual const style::Tooltip *tooltipSt() const;
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| 	virtual ~AbstractTooltipShower();
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| 
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| };
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| 
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| class Tooltip : public TWidget {
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| 	Q_OBJECT
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| 
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| public:
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| 	static void Show(int32 delay, const AbstractTooltipShower *shower);
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| 	static void Hide();
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| 
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| private slots:
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| 	void onWndActiveChanged();
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| 
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| protected:
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| 	void paintEvent(QPaintEvent *e) override;
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| 	void hideEvent(QHideEvent *e) override;
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| 
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| 	bool eventFilter(QObject *o, QEvent *e) override;
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| 
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| private:
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| 	void performShow();
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| 
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| 	Tooltip();
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| 	~Tooltip();
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| 
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| 	void popup(const QPoint &p, const QString &text, const style::Tooltip *st);
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| 
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| 	friend class AbstractTooltipShower;
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| 	const AbstractTooltipShower *_shower = nullptr;
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| 	base::Timer _showTimer;
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| 
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| 	Text _text;
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| 	QPoint _point;
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| 
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| 	const style::Tooltip *_st = nullptr;
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| 
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| 	base::Timer _hideByLeaveTimer;
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| 	bool _isEventFilter = false;
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| 	bool _useTransparency = true;
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| 
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| };
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| 
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| class ImportantTooltip : public TWidget {
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| public:
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| 	ImportantTooltip(QWidget *parent, object_ptr<TWidget> content, const style::ImportantTooltip &st);
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| 
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| 	void pointAt(QRect area, RectParts preferSide = RectPart::Top | RectPart::Left);
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| 
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| 	void toggleAnimated(bool visible);
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| 	void toggleFast(bool visible);
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| 	void hideAfter(TimeMs timeout);
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| 
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| 	void setHiddenCallback(Fn<void()> callback) {
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| 		_hiddenCallback = std::move(callback);
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| 	}
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| 
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| protected:
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| 	void resizeEvent(QResizeEvent *e);
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| 	void paintEvent(QPaintEvent *e);
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| 
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| private:
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| 	void animationCallback();
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| 	QRect countInner() const;
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| 	void setArea(QRect area);
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| 	void countApproachSide(RectParts preferSide);
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| 	void updateGeometry();
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| 	void checkAnimationFinish();
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| 	void refreshAnimationCache();
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| 
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| 	base::Timer _hideTimer;
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| 	const style::ImportantTooltip &_st;
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| 	object_ptr<TWidget> _content;
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| 	QRect _area;
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| 	RectParts _side = RectPart::Top | RectPart::Left;
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| 	QPixmap _arrow;
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| 
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| 	Animation _visibleAnimation;
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| 	bool _visible = false;
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| 	Fn<void()> _hiddenCallback;
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| 	bool _useTransparency = true;
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| 	QPixmap _cache;
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| 
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| };
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| 
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| } // namespace Ui
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