string SavePlaylist(string path = null)
{
if (!SelectedSongs.Any())
{
return(null);
}
Playlist.Clear();
foreach (var item in SelectedSongs)
{
Playlist.Add(string.Format("#EXTINF:{0}", item.Id));
if (string.IsNullOrEmpty(item.Song.FilePath))
{
Playlist.Add(System.IO.Path.Combine(".", item.Dir, item.FileNameBase + ".mp3"));
}
else
{
Playlist.Add(item.Song.FilePath);
}
}
if (path == null)
{
path = Global.AppSettings["DownloadFolder"] + "\\default.m3u";
}
File.WriteAllLines(path, Playlist, Encoding.UTF8);
return(path);
}
protected virtual void btn_play_Click(object sender, RoutedEventArgs e)
{
var item = SelectedSongs.FirstOrDefault() ?? Items.OfType <SongViewModel>().FirstOrDefault();
if (item == null)
{
return;
}
var location = item.Song.DownloadState == "complete" ? item.Song.FilePath : item.Song.UrlMp3;
if (string.IsNullOrEmpty(location))
{
return;
}
if (Mp3Player.GetPlayOrPause(item.Id))
{
if (!PlayList.Contains(item))
{
PlayList.NeedsRefresh();
PlayList.Refresh(Items.OfType <SongViewModel>());
}
else if (isMultiSelect(this))
{
PlayList.NeedsRefresh();
PlayList.Refresh(SelectedSongs);
}
}
Mp3Player.Play(location, item.Id);
ActionBarService.Refresh();
}
private void BindNumericBox(NumericUpDown box, PropertyInfo prop)
{
int values = (from e in SelectedSongs select prop.GetValue(e, null) as int?).Distinct().Count();
box.ForeColor = values == 1 ? SystemColors.ControlText : SystemColors.GrayText;
box.Value = values == 1 ? (prop.GetValue(SelectedSongs.First(), null) as int?) ?? 0 : 0;
}
protected void addCommonActions()
{
var l = new List <CharmAction>
{
new CharmAction("取消选择", "\xE10E", this.btn_cancel_selection_Click, isMultiSelect),
new CharmAction("播放/暂停", "\xE102", this.btn_play_Click, (s) => {
string id = null;
var song = SelectedSongs.FirstOrDefault();
if (song != null)
{
id = song.Id;
}
this.actions["播放/暂停"].Icon = Mp3Player.GetPlayOrPause(id) ? "\xE102":"\xE103";
return(true);
}),
new CharmAction("选中正在播放", "\xE18B", this.btn_select_nowplaying_Click, (s) => false),
new CharmAction("下一首", "\xE101", this.btn_next_Click, (s) => false),
new CharmAction("收藏", "\xE0A5", this.btn_fav_Click, canFav),
new CharmAction("不再收藏", "\xE007", this.btn_unfav_Click, canUnfav),
new CharmAction("查看专辑", "\xE1d2", link_album, IsOnlyType <IHasAlbum>),
new CharmAction("查看艺术家", "\xe13d", link_artist, IsOnlyType <IHasArtist>),
new CharmAction("查看精选集的歌曲", "\xE189", link_collection, IsOnlyType <CollectViewModel>),
new CharmAction("查看艺术家的最受欢迎歌曲", "\xE189", link_artist, IsOnlyType <ArtistViewModel>),
new CharmAction("查看艺术家的专辑", "\xE1d2", link_artist_album, IsOnlyType <ArtistViewModel>),
new CharmAction("查看艺术家的相似艺人", "\xE125", link_similar_artist, IsOnlyType <ArtistViewModel>),
new CharmAction("在浏览器中打开", "\xE12B", this.btn_browse_Click, IsOnlyType <MusicViewModel>),
};
foreach (var item in l)
{
actions[item.Label] = item;
}
}
public void UpdateSelectedSongTitle()
{
SongList.SelectedIndexChanged -= SongList_SelectedIndexChanged;
SongList.BeginUpdate();
List <int> selected = SongList.SelectedIndices.Cast <int>().ToList();
List <SongEntry> songs = SelectedSongs.ToList();
if (selected.Count != songs.Count)
{
return;
}
SongList.ClearSelected();
for (int i = 0; i < songs.Count; ++i)
{
SongList.Items[selected[i]] = songs[i];
}
foreach (int i in selected)
{
SongList.SetSelected(i, true);
}
SongList.EndUpdate();
SongList.SelectedIndexChanged += SongList_SelectedIndexChanged;
}
void BindNumericBox(NSTextField box, PropertyInfo prop)
{
int values = (from e in SelectedSongs select prop.GetValue(e, null) as int?).Distinct().Count();
box.TextColor = values == 1 ? NSColor.ControlText : NSColor.DisabledControlText;
box.IntValue = values == 1 ? (prop.GetValue(SelectedSongs.First()) as int?) ?? 0 : 0;
}
void BindBox(NSTextView box, PropertyInfo prop)
{
int values = (from e in SelectedSongs select prop.GetValue(e, null) as string).Distinct().Count();
box.TextColor = values == 1 ? NSColor.ControlText : NSColor.DisabledControlText;
box.Value = values == 1 ? prop.GetValue(SelectedSongs.First()) as string ?? "" : "(Various)";
}
void btn_remove_complete_Click(object sender, RoutedEventArgs e)
{
var list = SelectedSongs.ToArray();
Task.Run(() =>
{
SongViewModel.CanSave = false;
foreach (var item in list)
{
try
{
File.Delete(item.Song.FilePath);
File.Delete(Path.Combine(Global.BasePath, "cache", item.Id + ".mp3"));
}
catch
{
}
Remove(item);
SongViewModel.Remove(item.Id);
}
try
{
PersistHelper.Delete(list.Select(x => x.Song).ToArray());
}
catch (Exception ex)
{
Jean_Doe.Common.Logger.Error(ex);
}
SongViewModel.CanSave = true;
});
}
private void BindBox(TextBox box, PropertyInfo prop)
{
int values = (from e in SelectedSongs select prop.GetValue(e, null) as string).Distinct().Count();
box.ForeColor = values == 1 ? SystemColors.ControlText : SystemColors.GrayText;
box.Text = values == 1 ? prop.GetValue(SelectedSongs.First(), null) as string : "(Various)";
}
protected virtual void btn_open_click(object sender, RoutedEventArgs e)
{
var s = SelectedSongs.FirstOrDefault();
if (s == null || !s.CanOpen)
{
return;
}
s.Open();
}
void btn_remove_Click(object sender, RoutedEventArgs e)
{
DownloadManager.Instance.RemoveByTag(SelectedSongs.Select(x => x.Id).ToArray());
var list = SelectedSongs.ToList();
foreach (var item in list)
{
Remove(item);
}
}
void btn_download_add_Click(object sender, RoutedEventArgs e)
{
var list = SelectedSongs.ToList();
var list_download = Artwork.DataBus.DataBus.Get("list_download") as DownloadSongListControl;
foreach (var item in list)
{
list_download.AddAndStart(item);
Remove(item);
}
}
protected override void item_double_click(object sender, System.Windows.Input.MouseButtonEventArgs e)
{
if (SelectedSongs.Any())
{
btn_play_Click(sender, e);
}
else
{
base.item_double_click(sender, e);
}
}
bool filter_select(object sender)
{
var music = sender as MusicViewModel;
if (music == null)
{
return(false);
}
;
return(SelectedSongs.Contains(music));
}
void btn_complete_Click(object sender, RoutedEventArgs e)
{
if (!SelectedSongs.Any())
{
return;
}
DownloadManager.Instance.StopByTag(SelectedSongs.Select(x => x.Id).ToArray());
foreach (var item in SelectedSongs)
{
item.HasMp3 = true; item.HasLrc = true; item.HasArt = true;
MessageBus.Instance.Publish(new MsgDownloadStateChanged
{
Id = item.Id,
Item = item,
});
}
}
void btn_save_playlist_Click(object sender, RoutedEventArgs e)
{
if (!SelectedSongs.Any())
{
return;
}
var win = new System.Windows.Forms.SaveFileDialog
{
InitialDirectory = Global.AppSettings["DownloadFolder"],
Filter = "播放列表文件 (*.m3u)|*.m3u",
OverwritePrompt = true,
Title = "存为播放列表"
};
if (win.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
SavePlaylist(win.FileName);
}
}
void btn_cancel_Click(object sender, RoutedEventArgs e)
{
DownloadManager.Instance.StopByTag(SelectedSongs.Select(x => x.Id).ToArray());
}
private void DeleteFromPlaylist(SongViewModel songViewModel)
{
SelectedSongs.Remove(songViewModel);
}
private void AddToPlaylist(SongViewModel songViewModel)
{
SelectedSongs.Add(songViewModel);
}
private void SelectSong(SongViewModel songViewModel)
{
SelectedSongs.Add(songViewModel);
}
private void UnselectSong(SongViewModel songViewModel)
{
SelectedSongs.Remove(songViewModel);
}
