777bf7d8d9
Regression was introduced in d0e854e9d8.
Each time you hide() a widget its mousePress state is reset and
mouseMoveEvent() / mouseReleaseEvent() handlers are never called.
So you can't toggle (hide + show) widgets that are mouse-pressed.
Fixes #4802.
142 lines
3.1 KiB
C++
142 lines
3.1 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 "styles/style_widgets.h"
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namespace Ui {
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class ContinuousSlider : public TWidget {
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public:
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ContinuousSlider(QWidget *parent);
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enum class Direction {
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Horizontal,
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Vertical,
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};
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void setDirection(Direction direction) {
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_direction = direction;
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update();
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}
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float64 value() const;
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void setValue(float64 value);
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void setFadeOpacity(float64 opacity);
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void setDisabled(bool disabled);
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bool isDisabled() const {
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return _disabled;
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}
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using Callback = Fn<void(float64)>;
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void setChangeProgressCallback(Callback &&callback) {
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_changeProgressCallback = std::move(callback);
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}
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void setChangeFinishedCallback(Callback &&callback) {
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_changeFinishedCallback = std::move(callback);
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}
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bool isChanging() const {
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return _mouseDown;
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}
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void setMoveByWheel(bool move);
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protected:
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void mouseMoveEvent(QMouseEvent *e) override;
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void mousePressEvent(QMouseEvent *e) override;
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void mouseReleaseEvent(QMouseEvent *e) override;
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void wheelEvent(QWheelEvent *e) override;
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void enterEventHook(QEvent *e) override;
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void leaveEventHook(QEvent *e) override;
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float64 fadeOpacity() const {
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return _fadeOpacity;
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}
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float64 getCurrentValue() {
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return _mouseDown ? _downValue : _value;
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}
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float64 getCurrentOverFactor(TimeMs ms) {
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return _disabled ? 0. : _a_over.current(ms, _over ? 1. : 0.);
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}
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Direction getDirection() const {
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return _direction;
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}
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bool isHorizontal() const {
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return (_direction == Direction::Horizontal);
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}
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private:
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virtual QRect getSeekRect() const = 0;
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virtual float64 getOverDuration() const = 0;
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bool moveByWheel() const {
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return _byWheelFinished != nullptr;
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}
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void setOver(bool over);
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float64 computeValue(const QPoint &pos) const;
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void updateDownValueFromPos(const QPoint &pos);
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Direction _direction = Direction::Horizontal;
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bool _disabled = false;
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std::unique_ptr<SingleTimer> _byWheelFinished;
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Callback _changeProgressCallback;
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Callback _changeFinishedCallback;
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bool _over = false;
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Animation _a_over;
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float64 _value = 0.;
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bool _mouseDown = false;
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float64 _downValue = 0.;
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float64 _fadeOpacity = 1.;
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};
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class FilledSlider : public ContinuousSlider {
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public:
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FilledSlider(QWidget *parent, const style::FilledSlider &st);
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protected:
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void paintEvent(QPaintEvent *e) override;
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private:
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QRect getSeekRect() const override;
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float64 getOverDuration() const override;
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const style::FilledSlider &_st;
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};
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class MediaSlider : public ContinuousSlider {
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public:
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MediaSlider(QWidget *parent, const style::MediaSlider &st);
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void setAlwaysDisplayMarker(bool alwaysDisplayMarker) {
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_alwaysDisplayMarker = alwaysDisplayMarker;
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update();
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}
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void disablePaint(bool disabled);
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protected:
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void paintEvent(QPaintEvent *e) override;
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private:
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QRect getSeekRect() const override;
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float64 getOverDuration() const override;
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const style::MediaSlider &_st;
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bool _alwaysDisplayMarker = false;
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bool _paintDisabled = false;
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};
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} // namespace Ui
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