116 lines
3.4 KiB
C++
116 lines
3.4 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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#include "media/player/media_player_volume_controller.h"
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#include "media/audio/media_audio.h"
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#include "media/player/media_player_dropdown.h"
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#include "ui/widgets/buttons.h"
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#include "ui/widgets/shadow.h"
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#include "ui/widgets/continuous_sliders.h"
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#include "ui/ui_utility.h"
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#include "ui/cached_round_corners.h"
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#include "mainwindow.h"
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#include "main/main_session.h"
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#include "window/window_session_controller.h"
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#include "core/application.h"
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#include "core/core_settings.h"
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#include "styles/style_media_player.h"
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#include "styles/style_widgets.h"
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#include <QtGui/QGuiApplication>
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namespace Media::Player {
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VolumeController::VolumeController(
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QWidget *parent,
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not_null<Window::SessionController*> controller)
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: RpWidget(parent)
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, _slider(this, st::mediaPlayerPanelPlayback) {
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_slider->setMoveByWheel(true);
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_slider->setChangeProgressCallback([=](float64 volume) {
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applyVolumeChange(volume);
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});
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_slider->setChangeFinishedCallback([=](float64 volume) {
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if (volume > 0) {
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Core::App().settings().setRememberedSongVolume(volume);
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}
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applyVolumeChange(volume);
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Core::App().saveSettingsDelayed();
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});
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Core::App().settings().songVolumeChanges(
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) | rpl::start_with_next([=](float64 volume) {
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if (!_slider->isChanging()) {
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_slider->setValue(volume);
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}
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}, lifetime());
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setVolume(Core::App().settings().songVolume());
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resize(st::mediaPlayerPanelVolumeWidth, 2 * st::mediaPlayerPanelPlaybackPadding + st::mediaPlayerPanelPlayback.width);
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}
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void VolumeController::setIsVertical(bool vertical) {
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using Direction = Ui::MediaSlider::Direction;
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_slider->setDirection(vertical ? Direction::Vertical : Direction::Horizontal);
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_slider->setAlwaysDisplayMarker(vertical);
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}
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void VolumeController::outerWheelEvent(not_null<QWheelEvent*> e) {
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QGuiApplication::sendEvent(_slider.data(), e);
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}
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void VolumeController::resizeEvent(QResizeEvent *e) {
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_slider->setGeometry(rect());
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}
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void VolumeController::setVolume(float64 volume) {
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_slider->setValue(volume);
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if (volume > 0) {
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Core::App().settings().setRememberedSongVolume(volume);
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}
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applyVolumeChange(volume);
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}
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void VolumeController::applyVolumeChange(float64 volume) {
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if (volume != Core::App().settings().songVolume()) {
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mixer()->setSongVolume(volume);
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Core::App().settings().setSongVolume(volume);
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}
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}
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void PrepareVolumeDropdown(
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not_null<Dropdown*> dropdown,
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not_null<Window::SessionController*> controller,
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rpl::producer<not_null<QWheelEvent*>> outerWheelEvents) {
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const auto volume = Ui::CreateChild<VolumeController>(
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dropdown.get(),
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controller);
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volume->show();
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volume->setIsVertical(true);
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dropdown->sizeValue(
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) | rpl::start_with_next([=](QSize size) {
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const auto rect = QRect(QPoint(), size);
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const auto inner = rect.marginsRemoved(dropdown->getMargin());
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volume->setGeometry(
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inner.x(),
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inner.y() - st::lineWidth,
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inner.width(),
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(inner.height()
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+ st::lineWidth
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- ((st::mediaPlayerVolumeSize.width()
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- st::mediaPlayerPanelPlayback.width) / 2)));
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}, volume->lifetime());
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std::move(
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outerWheelEvents
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) | rpl::start_with_next([=](not_null<QWheelEvent*> e) {
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volume->outerWheelEvent(e);
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}, volume->lifetime());
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}
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} // namespace Media::Player
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