// 删除一个歌单
public void DeleteSongList(SongList songList)
{
SongsInList.Remove(songList.Name);
SongLists.Remove(songList);
DBManager.DeleteSongList(songList.Name);
if (ClickedListName == songList.Name)
{
mySongListVM.SongsInClickedList.Clear();
}
}
// 新建歌单
public void CreateSongList(string listName)
{
if (IsNameValid(listName))
{
SongsInList.Add(listName, new ObservableCollection <Song>());
SongLists.Add(new SongList(listName, 0));
// 在数据库中对SongLists插入新纪录，创建新表
DBManager.CreateSongList(listName);
}
else
{
// 提示用户输入的歌单名不合法或重复
}
}
private bool IsNameValid(string listName)
{
return(!SongsInList.ContainsKey(listName));
}
