SkydriveGetFolders.cs

private async void GetButton_Click(object sender, RoutedEventArgs e)
{
    try
    {
        LiveOperationResult operationResult = await liveClient.GetAsync("me/skydrive/files");
        List<object> data = (List<object>)operationResult.Result["data"];
        FolderBox.Items.Clear();
        foreach (dynamic item in data)
        {
            //將資料夾的ID記在Tag中方便做update和delete
            FolderBox.Items.Add(new ListBoxItem()
            {
                Content = item.name,
                Tag = item.id
            });
        }
    }
    catch (LiveConnectException ex)
    {
        MessageDialog msg = new MessageDialog(ex.Message);
        msg.ShowAsync();
    }
}