/// <summary>
/// Fires when the value of the SelectedIndexProperty dependency property changes
/// </summary>
/// <param name="d">Dependency object containing the property that changed</param>
/// <param name="e">Arguments passed to the change event</param>
private static void OnSelectedIndexPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
MediaItemDialog mid = d as MediaItemDialog;
if (mid.SelectedIndex != -1)
{
MediaItem selectedMediaItem = mid.MediaItems[mid.SelectedIndex];
Boolean modified = false;
//refresh the size of the parts
foreach (MediaItemPart part in selectedMediaItem.Parts)
{
FileInfo fi = new FileInfo(part.Location.Value);
if (fi.Exists)
{
if (part.Size != fi.Length)
{
part.Size = fi.Length;
modified = true;
}
}
}
if (modified)
mid.OnSavedMediaItem(selectedMediaItem);
mid.SelectedMediaItem = selectedMediaItem.Clone() as MediaItem;
}
}
/// <summary>
/// Fires when the value of the SelectedMediaItemProperty dependency property changes
/// </summary>
/// <param name="d">Dependency object containing the property that changed</param>
/// <param name="e">Arguments passed to the change event</param>
private static void OnSelectedMediaItemPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
MediaItemDialog mid = d as MediaItemDialog;
FocusManager.SetFocusedElement(mid, mid.btnOK);
mid.UpdateLayout();
FocusManager.SetFocusedElement(mid, mid.SelectedMediaItemView.SelectedElement);
}