kepka/Telegram/SourceFiles/media/player/media_player_volume_control...

95 lines
2.3 KiB
C++

//
// This file is part of Kepka,
// an unofficial desktop version of Telegram messaging app,
// see https://github.com/procxx/kepka
//
// Kepka is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// It is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// In addition, as a special exception, the copyright holders give permission
// to link the code of portions of this program with the OpenSSL library.
//
// Full license: https://github.com/procxx/kepka/blob/master/LICENSE
// Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
// Copyright (c) 2017- Kepka Contributors, https://github.com/procxx
//
#pragma once
#include "base/observer.h"
#include "ui/animation.h"
#include "ui/twidget.h"
namespace Ui {
class IconButton;
class MediaSlider;
} // namespace Ui
namespace Media {
namespace Player {
class VolumeController : public TWidget, private base::Subscriber {
public:
VolumeController(QWidget *parent);
void setIsVertical(bool vertical);
protected:
void resizeEvent(QResizeEvent *e) override;
private:
void setVolume(double volume);
void applyVolumeChange(double volume);
object_ptr<Ui::MediaSlider> _slider;
};
class VolumeWidget : public TWidget {
Q_OBJECT
public:
VolumeWidget(QWidget *parent);
bool overlaps(const QRect &globalRect);
QMargins getMargin() const;
protected:
void resizeEvent(QResizeEvent *e) override;
void paintEvent(QPaintEvent *e) override;
void enterEventHook(QEvent *e) override;
void leaveEventHook(QEvent *e) override;
bool eventFilter(QObject *obj, QEvent *e) override;
private slots:
void onShowStart();
void onHideStart();
void onWindowActiveChanged();
private:
void otherEnter();
void otherLeave();
void appearanceCallback();
void hidingFinished();
void startAnimation();
bool _hiding = false;
QPixmap _cache;
Animation _a_appearance;
QTimer _hideTimer, _showTimer;
object_ptr<VolumeController> _controller;
};
} // namespace Player
} // namespace Media