private void OperateAllItems(Action <ListViewItem> action)
{
for (int i = 0; i < Songlist.Items.Count; i++)
{
var item = Songlist.ContainerFromIndex(i) as ListViewItem;
if (item == null)
{
continue;
}
action.Invoke(item);
}
}
private void Instance_CurrentIndexChanged(object sender, Template10.Common.ChangedEventArgs <int> e)
{
//TODO: 针对播放中的打乱顺序进行处理
ListViewItem t;
if (ListType == PlaylistType.LocalPlaylist)
{
if (e.OldValue >= 0)
{
t = Songlist.ContainerFromIndex(e.OldValue) as ListViewItem;
VisualStateManager.GoToState((t.Tag as SongItem), "NotPlaying", true);
}
if (e.NewValue >= 0)
{
t = Songlist.ContainerFromIndex(e.NewValue) as ListViewItem;
VisualStateManager.GoToState((t.Tag as SongItem), "Playing", true);
//TODO: 增加新专辑的时候会存在Item不为空但是container为空的情况
}
}
else
{
//TODO: 刷新所有歌曲的播放状态？
}
}
