async void SystemControls_ButtonPressed(SystemMediaTransportControls sender,
SystemMediaTransportControlsButtonPressedEventArgs args)
{
switch (args.Button)
{
case SystemMediaTransportControlsButton.Play:
await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
mediaTimelineController.Start();
});
break;
case SystemMediaTransportControlsButton.Pause:
await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
mediaTimelineController.Pause();
});
break;
default:
break;
}
}
//播放与暂停按钮
private void PlayPauseClick(object sender, RoutedEventArgs e)
{
if (mediaTimeline != null)
{
//暂停之后点击继续或开始
if (mediaTimeline.State == MediaTimelineControllerState.Paused)
{
coverStoryboard.Begin();
mediaTimeline.Resume();
playPauseButton.Icon = new SymbolIcon(Symbol.Pause);
}//播放时暂停
else if (mediaTimeline.State == MediaTimelineControllerState.Running)
{
mediaTimeline.Pause();
coverStoryboard.Pause();
playPauseButton.Icon = new SymbolIcon(Symbol.Play);
}
else if (mediaTimeline.State == MediaTimelineControllerState.Stalled)
{
mediaTimeline.Start();
coverStoryboard.Begin();
}
}
else
{
var messages = new MessageDialog("no file").ShowAsync();
}
}
private void Pause_Click(object sender, RoutedEventArgs e)
{
timer.Stop();
storyboard.Pause();
mediaTimelineController.Pause();
Show_PlayButton();
}
private void Stop()
{
mediaTimelineController.Position = TimeSpan.FromSeconds(0);
mediaTimelineController.Pause();
PauseButton.Visibility = Visibility.Collapsed;
PlayButton.Visibility = Visibility.Visible;
}
//pause the media
void PauseMedia(object sender, RoutedEventArgs e)
{
mediaTimelineController.Pause();//暂停播放
//图片旋转动画暂停
EllStoryboard.Pause();
Start.Visibility = Visibility.Visible;
Pause.Visibility = Visibility.Collapsed;
}
private void pause_Click(object sender, RoutedEventArgs e)
{
timelineController.Pause();
if (IsAudio())
{
EllStoryboard.Pause();
}
pause.Visibility = Visibility.Collapsed;
play.Visibility = Visibility.Visible;
}
/**
* MediaPlayerElement Holding Event
*/
private void MediaPlayerElement_Holding(object sender, HoldingRoutedEventArgs e)
{
if (mediaTimelineController.State == MediaTimelineControllerState.Running && e.HoldingState == Windows.UI.Input.HoldingState.Started)
{
mediaTimelineController.Pause();
}
else if (e.HoldingState == Windows.UI.Input.HoldingState.Started)
{
mediaTimelineController.Resume();
}
}
/// <summary>
/// Sets the content on the MediaPlayers
/// </summary>
private void Load_Click(object sender, RoutedEventArgs e)
{
EnablePlaybackControls(false);
// First reset some app logic.
timelineController.Pause();
maxNaturalDurationForController = TimeSpan.Zero;
openedMediaCount = 0;
foreach (MediaPlayerElement mpe in mediaPlayerElements)
{
MainPage.CleanUpMediaPlayerSource(mpe.MediaPlayer);
}
timelineController.Position = TimeSpan.Zero;
// Apply any requested for offset between two videos.
// Do this before setting the Source on the MediaPlayer to avoid a visible seek on MediaOpened.
double d = 0.0;
if (Double.TryParse(mpeCopyOffset.Text, out d))
{
mpeCopy.MediaPlayer.TimelineControllerPositionOffset = TimeSpan.FromSeconds(d);
}
else
{
mpeCopy.MediaPlayer.TimelineControllerPositionOffset = TimeSpan.Zero;
mpeCopyOffset.Text = "0.0";
}
// Set the sources. For this demonstration, we play audio only from the first video.
Uri uri;
if (!Uri.TryCreate(mpeMainUri.Text, UriKind.Absolute, out uri))
{
rootPage.NotifyUser("Invalid URI for first source.", NotifyType.ErrorMessage);
return;
}
mpeMain.MediaPlayer.Source = MediaSource.CreateFromUri(uri);
mpeMain.MediaPlayer.IsMuted = false;
if (!Uri.TryCreate(mpeCopyUri.Text, UriKind.Absolute, out uri))
{
rootPage.NotifyUser("Invalid URI for second source.", NotifyType.ErrorMessage);
return;
}
mpeCopy.MediaPlayer.Source = MediaSource.CreateFromUri(uri);
mpeMain.MediaPlayer.IsMuted = true;
// Enable our custom playback controls now that everything is set up.
EnablePlaybackControls(true);
}
private async void _mediaPlayer_MediaEnded(MediaPlayer sender, object args)
{
await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
_mediaTimelineController.Pause();
if (PlayingService.IsPlayingSong)
{
PlayingService.PlayNextSongs();
}
else
{
PlayingService.PlayNextRadio();
}
});
}
private async void MediaTimelineController_PositionChanged(MediaTimelineController sender, object args)
{
if (_duration != TimeSpan.Zero)
{
if (_duration <= sender.Position)
{
_mediaTimelineController.Pause();
_mediaTimelineController.Position = TimeSpan.Zero;
}
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
slide.Value = sender.Position.TotalSeconds;
display.Text = (int)sender.Position.TotalSeconds + " / " + _total;
});
}
}
public void SetInfoByRef(Song song, bool autoplay = false)
{
SongOwned = song;
if (PlayArea.Height < DefaultHeight && First)
{
expandplayarea();
First = false;
}
AlbumCoverImage.Source = new BitmapImage(new Uri(song.album_url, UriKind.Absolute));
BackImage.Source = AlbumCoverImage.Source;
SongPLayingName.Text = song.name;
SongPLayingSingerName.Text = song.singers;
PlayProcess.Maximum = song.timeint;
PlayProcess.Value = 0;
_mediaTimelineController.Pause();
WholeTime.Text = "/" + song.interval;
NowTime.Text = "0:00";
PlayAndPause.Icon = new SymbolIcon(Symbol.Play);
MusicRes = "shit"; //symbol
string Songmid = song.songmid;
LyricArea.GetLyrics(Songmid);
var t = new Thread(() => MusicRes = Creeper.GetSongResourseURL(Songmid));
t.Start();
// switch song
if (App.Musicplayer.Source != null)
{
App.Musicplayer.Source = null;
if (App.Musicplayer.PlaybackSession.PlaybackState == MediaPlaybackState.Playing) //is playing
{
App.Musicplayer.TimelineControllerPositionOffset = TimeSpan.FromSeconds(0);
}
PrepareSourse();
}
else if (autoplay)
{
PrepareSourse();
}
}
private void MediaTimelineController_PositionChanged(MediaTimelineController sender, object args)
{
// Pause when playback reaches the maximum duration.
if (sender.Position > maxNaturalDurationForController)
{
sender.Pause();
}
}
private void ButtonPlay_Click(object sender, RoutedEventArgs e)
{
if (timelineController.State == MediaTimelineControllerState.Running || timelineController.State == MediaTimelineControllerState.Stalled)
{
timelineController.Pause();
ButtonPlay.Icon = new SymbolIcon()
{
Symbol = Symbol.Play
};
}
else
{
timelineController.Resume();
ButtonPlay.Icon = new SymbolIcon()
{
Symbol = Symbol.Pause
};
}
}
private void pause_Click(object sender, RoutedEventArgs e)
{
try
{
if (_mediaTimelineController.State == MediaTimelineControllerState.Running)
{
EllStoryboard.Pause();
_mediaTimelineController.Pause();
}
else
{
//EllStoryboard.Resume();
EllStoryboard.Begin();
_mediaTimelineController.Resume();
}
}
catch
{
}
}
private void PlayPause_Click(object sender, RoutedEventArgs e)
{
if (timelineController.State == MediaTimelineControllerState.Paused)
{
timelineController.Resume();
}
else if (timelineController.State == MediaTimelineControllerState.Running)
{
timelineController.Pause();
}
}
private void PlayButtonClick(object sender, RoutedEventArgs e)
{
controller.Pause();
TimeSpan oldtime = controller.Position;
controller.Duration = null;
controller.Resume();
controller.Position = oldtime;
LrcUpdateTimer.Start();
UpdateLrcEditBarAutoScroll(true);
}
//</SnippetPlayButtonClick>
//<SnippetPauseButtonClick>
private void PauseButton_Click(object sender, RoutedEventArgs e)
{
if (_mediaTimelineController.State == MediaTimelineControllerState.Running)
{
_mediaTimelineController.Pause();
_pauseButton.Content = "Resume";
}
else
{
_mediaTimelineController.Resume();
_pauseButton.Content = "Pause";
}
}
private void startOrPause(object sender, RoutedEventArgs e)
{
if (timer == null)
{
timer = new DispatcherTimer();
timer.Interval = TimeSpan.FromSeconds(1);
timer.Tick += timer_Tick;
timer.Start();
EllStoryboard.Begin(); // 图片开始旋转
mediaTimelineController.Start();
var pauseIcon = new SymbolIcon(Symbol.Pause);
startAndPauseButton.Icon = pauseIcon;
startAndPauseButton.Label = "暂停";
}
else
{
if (mediaTimelineController.State == MediaTimelineControllerState.Running)
{
EllStoryboard.Pause(); // 图片暂停旋转
mediaTimelineController.Pause();
var playIcon = new SymbolIcon(Symbol.Play);
startAndPauseButton.Icon = playIcon;
startAndPauseButton.Label = "播放";
}
else
{
EllStoryboard.Begin();
mediaTimelineController.Resume();
var pauseIcon = new SymbolIcon(Symbol.Pause);
startAndPauseButton.Icon = pauseIcon;
startAndPauseButton.Label = "暂停";
}
}
}
private void AppBarButton_Click_Play(object sender, RoutedEventArgs e)
{
if (!isMediaStart)
{
isMediaStart = true;
Debug.WriteLine("start");
DispatcherTimer timer = new DispatcherTimer();
timer.Interval = TimeSpan.FromSeconds(1);
timer.Tick += TimerClick;
timer.Start();
if (timeLine.Value == 0)
{
_mediaTimelineController.Start();
}
else
{
_mediaTimelineController.Resume();
}
MyPlayBtn.Icon = new SymbolIcon(Symbol.Pause);
MyStoryBoard.Begin();
}
else if (_mediaTimelineController.State == MediaTimelineControllerState.Paused)
{
Debug.WriteLine("resume");
_mediaTimelineController.Resume();
MyPlayBtn.Icon = new SymbolIcon(Symbol.Pause);
MyStoryBoard.Resume();
}
else if (_mediaTimelineController.State == MediaTimelineControllerState.Running)
{
Debug.WriteLine("pause");
_mediaTimelineController.Pause();
MyPlayBtn.Icon = new SymbolIcon(Symbol.Play);
MyStoryBoard.Pause();
}
}
private async void MediaTimelineController_PositionChanged(MediaTimelineController sender, object args)
{
if (Math.Abs(sender.Position.Ticks - LastPositionUpdate.Ticks) > PositionChangeThreshold.Ticks)
{
LastPositionUpdate = sender.Position;
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => SeekPosition.Text = $"{(int)LastPositionUpdate.TotalSeconds}");
}
// Pause when playback reaches the maximum duration, if there is one.
if (maxNaturalDurationForController != TimeSpan.Zero && sender.Position > maxNaturalDurationForController)
{
sender.Pause();
}
}
private async void _mediaTimelineController_PositionChanged(MediaTimelineController sender, object args)
{
if (_duration != TimeSpan.Zero)
{
await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
playPos.Value = sender.Position.TotalSeconds;
TimeSpan left = _duration.Subtract(sender.Position);
time.Text = sender.Position.ToString(@"hh\:mm\:ss");
timeLeft.Text = left.ToString(@"hh\:mm\:ss");
TimeSpan temp = new TimeSpan(0);
if (playPos.Value == playPos.Maximum)
{
playPos.Value = 0;
media.TimelineController.Position = TimeSpan.FromSeconds(playPos.Value);
_mediaTimelineController.Pause();
time.Text = "00:00:00";
timeLeft.Text = _duration.ToString(@"hh\:mm\:ss");
VisualStateManager.GoToState(this, "Normal", false);
myStoryboard.Stop();
}
});
}
}
void Timer_Tick(object sender, object e)
{
timeLine.Value = ((TimeSpan)_mediaTimelineController.Position).TotalSeconds;
//textBlock.Text = GenTimeSpanFromSeconds(Math.Round(timeLine.Value));
lowerTime.Text = GenTimeSpanFromSeconds(Math.Round(RangeSelectorControl.RangeMin));
upperTime.Text = GenTimeSpanFromSeconds(Math.Round(RangeSelectorControl.RangeMax));
totalTime.Text = GenTimeSpanFromSeconds(Math.Round(RangeSelectorControl.RangeMax) - Math.Round(RangeSelectorControl.RangeMin));
if (timeLine.Value == timeLine.Maximum)
{
_mediaTimelineController.Position = TimeSpan.FromSeconds(0);
_mediaTimelineController.Pause();
EllStoryboard.Stop();
}
}
private async void MediaTimelineController_PositionChanged(MediaTimelineController sender, object args)
{
if (Math.Abs(sender.Position.Ticks - LastPositionUpdate.Ticks) > PositionChangeThreshold.Ticks)
{
LastPositionUpdate = sender.Position;
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => SeekPosition.Text = $"{(int)LastPositionUpdate.TotalSeconds}");
}
// Pause when playback reaches the maximum duration, if there is one.
if (maxNaturalDurationForController != TimeSpan.Zero && sender.Position > maxNaturalDurationForController)
{
sender.Pause();
}
}
private void Vm_PauseVideo(object sender, EventArgs e)
{
// Pause video when event raised in ViewModel
_timer.Stop();
_mediaTimelineController.Pause();
}
/// <summary>
/// 播放下一首
/// </summary>
public static async void PlayNextSongs()
{
long willPlayId = 0;
if (PlayingListBaseObjects == null || PlayingListBaseObjects.Count == 0)
{
return;
}
int index = PlayingService.PlayingListBaseObjects.IndexOf(PlayingService.PlayingListBaseObjects.FirstOrDefault(p => p.Id == PlayingService.PlayingSong.Id));
switch (PlayOrderState)
{
case PlayOrderStateEnum.顺序播放:
{
if (index == PlayingSongList.Count - 1) //播完，停止
{
MediaTimelineController.Start();
MediaTimelineController.Pause();
return;
}
willPlayId = PlayingService.PlayingListBaseObjects[++index].Id;
}
break;
case PlayOrderStateEnum.列表循环:
{
if (index == PlayingSongList.Count - 1) //播完，回到第一个
{
index = -1;
}
willPlayId = PlayingService.PlayingListBaseObjects[++index].Id;
}
break;
case PlayOrderStateEnum.随机播放:
{
if (IsPlayedSongContainAllPlayingListSong(PlayedSongId)) //播完，停止
{
MediaTimelineController.Start();
MediaTimelineController.Pause();
return;
}
Random rd = new Random();
while (true)
{
int i = rd.Next(0, PlayingService.PlayingListBaseObjects.Count - 1);
if (!PlayingService.PlayedSongId.Contains(PlayingService.PlayingListBaseObjects[i].Id))
{
willPlayId = PlayingService.PlayingListBaseObjects[i].Id;
break;
}
}
}
break;
case PlayOrderStateEnum.单曲循环:
{
MediaTimelineController.Start();
return;
}
}
for (int i = 0; i < 5; i++)
{
if (await ChangePlayingSong(willPlayId, PlayingSongList))
{
break;
}
}
NotifyPopup notifyPopup = new NotifyPopup("多次获取音乐失败，停止播放");
}
private void ButtonPause_Click(object sender, RoutedEventArgs e)
{
_mediaTimelineController.Pause();
AvrilStoryboard.Pause();
}
private void MediaTimelineController_PositionChanged(MediaTimelineController sender, object args)
{
// Pause when playback reaches the maximum duration.
if (sender.Position > maxNaturalDurationForController)
{
sender.Pause();
}
}
public void Pause()
{
playerTimelineController.Pause();
Log.WriteLine("[Player]暂停播放 播放进度: " + Position, Level.Info);
}