private void DeleteMediaItem()
{
if (CanDeleteMediaItem())
{
var item = this.SelectedMediaItem;
this.SelectedMediaItem = null;
if (item == _currentPreviewItem)
{
_currentPreviewItem.ClosePreview();
_currentPreviewItem = null;
}
this.MediaFileService.DeleteMediaFile(item.Entity, App.Current.Name);
_mediaItemCollection.Remove(item);
//_saveMediaItemsCommand.RaiseCanExecuteChanged();
}
}
private void SearchMediaItems(RequestPagingItemsEventArgs e)
{
if (_currentPreviewItem != null)
{
_currentPreviewItem.ClosePreview();
_currentPreviewItem = null;
}
_mediaItemCollection.Clear();
var result = MediaFileService.GetMediaFiles(this.SearchOptions, e.PagingInfo);
foreach (var item in result.Items)
{
_mediaItemCollection.Add(new BindableFileMediaItem(item, this.ResolvePath(item.FileName)));
}
e.Result = result;
}
private void Preview(IPlayableItem playableItem)
{
if (/*_eventAggregator != null && */ playableItem != null)
{
_currentPreviewItem = playableItem;
this.PreviewInteractionRequest.Raise(new PreviewRequestConfirmation(playableItem)
{
Title = "预览", PlayItemEditorFactory = this
},
(c) =>
{
if (c.Confirmed)
{
}
playableItem.ClosePreview();
});
//_eventAggregator.GetEvent<PubSubEvent<IPlayableItem>>().Publish(playableItem);
}
}
public void ClosePreview()
{
_playableItem.ClosePreview();
}