private async void btnGetName_Click(object sender, RoutedEventArgs e)
{
var picker = new Windows.Storage.Pickers.FileOpenPicker();
picker.ViewMode = Windows.Storage.Pickers.PickerViewMode.Thumbnail;
picker.SuggestedStartLocation = Windows.Storage.Pickers.PickerLocationId.PicturesLibrary;
picker.FileTypeFilter.Add(".mp3");
picker.FileTypeFilter.Add(".mp4");
Windows.Storage.StorageFile file = await picker.PickSingleFileAsync();
if (file != null)
{
bool existFlag = false;
for (int i = 0; i < MyList.FileList.Count; i++)
{
if (file.Equals(MyList.FileList[i]))
{
existFlag = true;
break;
}
}
if (existFlag)
{
this.textBlock.Text = file.DisplayName + "已在播放列表";
}
else
{
MyList.FileList.Add(file);
if (MyList.FileList.Count == 1)
{
if (file.ContentType.IndexOf("audio/") == 0)
{
this.textBlock.Text = "正在播放音频" + file.DisplayName;
}
if (file.ContentType.IndexOf("video/") == 0)
{
this.textBlock.Text = "正在播放视频" + file.DisplayName;
}
this.songlist1.Text = LoadListBoxData(0);
this.songlist2.Text = LoadListBoxData(1);
this.songlist3.Text = LoadListBoxData(2);
this.songlist4.Text = LoadListBoxData(3);
this.songlist5.Text = LoadListBoxData(4);
var source = await file.OpenAsync(Windows.Storage.FileAccessMode.Read);
player.SetSource(source, file.ContentType);
player.Play();
}
else
{
this.songlist1.Text = LoadListBoxData(0);
this.songlist2.Text = LoadListBoxData(1);
this.songlist3.Text = LoadListBoxData(2);
this.songlist4.Text = LoadListBoxData(3);
this.songlist5.Text = LoadListBoxData(4);
}
}
}
else
{
this.textBlock.Text = "操作取消";
}
}
