C++ (Cpp) handleSeekProgress Examples

Example #1

File: media_clip_controller.cpp Project: Federated-Blockchains-Initiative/tdesktop

Controller::Controller(QWidget *parent) : TWidget(parent)
, _playPauseResume(this, st::mediaviewPlayButton)
, _playbackSlider(this, st::mediaviewPlayback)
, _playback(std::make_unique<Playback>())
, _volumeController(this)
, _fullScreenToggle(this, st::mediaviewFullScreenButton)
, _playedAlready(this, st::mediaviewPlayProgressLabel)
, _toPlayLeft(this, st::mediaviewPlayProgressLabel)
, _fadeAnimation(std::make_unique<Ui::FadeAnimation>(this)) {
	_fadeAnimation->show();
	_fadeAnimation->setFinishedCallback([this] { fadeFinished(); });
	_fadeAnimation->setUpdatedCallback([this](float64 opacity) { fadeUpdated(opacity); });

	_volumeController->setVolume(Global::VideoVolume());

	connect(_playPauseResume, SIGNAL(clicked()), this, SIGNAL(playPressed()));
	connect(_fullScreenToggle, SIGNAL(clicked()), this, SIGNAL(toFullScreenPressed()));
	connect(_volumeController, SIGNAL(volumeChanged(float64)), this, SIGNAL(volumeChanged(float64)));

	_playback->setInLoadingStateChangedCallback([this](bool loading) {
		_playbackSlider->setDisabled(loading);
	});
	_playback->setValueChangedCallback([this](float64 value) {
		_playbackSlider->setValue(value);
	});
	_playbackSlider->setChangeProgressCallback([this](float64 value) {
		_playback->setValue(value, false);
		handleSeekProgress(value); // This may destroy Controller.
	});
	_playbackSlider->setChangeFinishedCallback([this](float64 value) {
		_playback->setValue(value, false);
		handleSeekFinished(value);
	});
}

Example #2

File: media_view_playback_controls.cpp Project: telegramdesktop/tdesktop

PlaybackControls::PlaybackControls(
	QWidget *parent,
	not_null<Delegate*> delegate)
: RpWidget(parent)
, _delegate(delegate)
, _playPauseResume(this, st::mediaviewPlayButton)
, _playbackSlider(this, st::mediaviewPlayback)
, _playbackProgress(std::make_unique<PlaybackProgress>())
, _volumeController(this, st::mediaviewPlayback)
, _fullScreenToggle(this, st::mediaviewFullScreenButton)
, _playedAlready(this, st::mediaviewPlayProgressLabel)
, _toPlayLeft(this, st::mediaviewPlayProgressLabel)
, _fadeAnimation(std::make_unique<Ui::FadeAnimation>(this)) {
	_fadeAnimation->show();
	_fadeAnimation->setFinishedCallback([=] {
		fadeFinished();
	});
	_fadeAnimation->setUpdatedCallback([=](float64 opacity) {
		fadeUpdated(opacity);
	});

	_volumeController->setValue(_delegate->playbackControlsCurrentVolume());
	_volumeController->setChangeProgressCallback([=](float64 value) {
		_delegate->playbackControlsVolumeChanged(value);
	});

	_playPauseResume->addClickHandler([=] {
		if (_showPause) {
			_delegate->playbackControlsPause();
		} else {
			_delegate->playbackControlsPlay();
		}
	});
	_fullScreenToggle->addClickHandler([=] {
		if (_inFullScreen) {
			_delegate->playbackControlsFromFullScreen();
		} else {
			_delegate->playbackControlsToFullScreen();
		}
	});

	_playbackProgress->setValueChangedCallback([=](
			float64 value,
			float64 receivedTill) {
		_playbackSlider->setValue(value, receivedTill);
	});
	_playbackSlider->setChangeProgressCallback([=](float64 value) {
		_playbackProgress->setValue(value, false);

		// This may destroy PlaybackControls.
		handleSeekProgress(value);
	});
	_playbackSlider->setChangeFinishedCallback([=](float64 value) {
		_playbackProgress->setValue(value, false);
		handleSeekFinished(value);
	});
}