111 lines
2.4 KiB
C++
111 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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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 "base/timer.h"
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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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namespace Ui {
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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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class Tooltip : public TWidget {
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Q_OBJECT
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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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private slots:
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void onWndActiveChanged();
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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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bool eventFilter(QObject *o, QEvent *e) override;
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private:
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void performShow();
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Tooltip();
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~Tooltip();
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void popup(const QPoint &p, const QString &text, const style::Tooltip *st);
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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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Text _text;
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QPoint _point;
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const style::Tooltip *_st = nullptr;
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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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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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void pointAt(QRect area, RectParts preferSide = RectPart::Top | RectPart::Left);
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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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void setHiddenCallback(Fn<void()> callback) {
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_hiddenCallback = std::move(callback);
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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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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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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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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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} // namespace Ui
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