private void OnDelPlayList(ListBox listBox)
{
var songListItem = listBox.SelectedItem as SongListStyle;
if (songListItem == null)
{
return;
}
var delSong = SongListModel.GetPlayingSong(songListItem.Song.Path);
var songList = PlayListItem.Select(i => i.Song).ToList();
songList.Remove(delSong);
PlayListItem = SongListModel.InitialSongList(songList);
IsPlayListChanged = true;
PlayingListModel.ClearPlayingList();
PlayingListModel.SavePlayingList(songList);
//若删除的歌曲为正在播放的歌曲
if (delSong.Equals(PlayingSong))
{
OnNext(); //播放下一曲
}
}
/// <summary>
/// 确认选中的标签，在歌曲列表显示包含选中标签的歌曲
/// </summary>
private void OnSelectTags()
{
//Songs.SongList.Clear();
var songList = SongListModel.GetSelectedSongs();
InitialSongs = new List <SongListStyle>(SongListModel.InitialSongList(songList));
}
/// <summary> 初始化歌曲列表、播放列表和初始歌曲 </summary>
private void InitialSongLists()
{
InitialSongs = SongListModel.InitialSongList(SongListModel.GetSongsDb());
PlayListItem = SongListModel.InitialSongList(PlayingListModel.GetPlayingList());
var firstOrDefault = PlayListItem.FirstOrDefault();
if (firstOrDefault != null)
{
PlayingSong = firstOrDefault.Song;
ControlService.PlayService.SongPath = PlayingSong.Path;
ControlService.PlayState = PlayState.暂停;
}
}
private void OnAddPlayList(ListBox listBox)
{
var songList = PlayListItem.Select(i => i.Song).ToList();
var songListItem = listBox.SelectedItem as SongListStyle;
if (songListItem == null)
{
return;
}
songList.Add(songListItem.Song);
PlayListItem = SongListModel.InitialSongList(songList);
IsPlayListChanged = true;
PlayingListModel.ClearPlayingList();
PlayingListModel.SavePlayingList(songList);
}
/// <summary>
/// 从目录添加歌曲
/// </summary>
private void OnAddSongSet()
{
var songList = new List <Song>();
using (var dirChooser = new System.Windows.Forms.FolderBrowserDialog())
{
if (dirChooser.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
var songModel = new SongListModel();
songList = songModel.LoadSongList(dirChooser.SelectedPath);
}
}
var initialSongs = new SongListModel();
initialSongs.SaveSongsDb(songList);
InitialSongs = new List <SongListStyle>(initialSongs.InitialSongList(songList));
}
/// <summary> 播放选中标签的歌曲 </summary>
private void PlaySongExecute()
{
PlayListItem.Clear();
var songList = InitialSongs.Select(i => i.Song).ToList();
PlayListItem = SongListModel.InitialSongList(songList);
IsPlayListChanged = true;
PlayingListModel.ClearPlayingList();
PlayingListModel.SavePlayingList(songList);
if (ControlService.PlayState != PlayState.播放)
{
ControlService.PlayState = PlayState.播放;
}
}