mirror of https://github.com/procxx/kepka.git
59 lines
1.6 KiB
C++
59 lines
1.6 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop version of Telegram messaging app, see https://telegram.org
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Telegram Desktop is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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It is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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In addition, as a special exception, the copyright holders give permission
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to link the code of portions of this program with the OpenSSL library.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
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*/
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#pragma once
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namespace Media {
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namespace Clip {
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class VolumeController : public TWidget {
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Q_OBJECT
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public:
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VolumeController(QWidget *parent);
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void setVolume(float64 volume);
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signals:
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void volumeChanged(float64 volume);
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protected:
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void paintEvent(QPaintEvent *e) override;
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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 enterEventHook(QEvent *e) override;
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void leaveEventHook(QEvent *e) override;
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private:
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void setOver(bool over);
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void changeVolume(float64 newVolume);
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float64 _volume = 0.;
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int _downCoord = -1; // < 0 means mouse is not pressed
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bool _over = false;
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Animation _a_over;
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};
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} // namespace Clip
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} // namespace Media
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