protected virtual void OnPartialSuccess(UserDecisionEventArgs args)
{
args.Raise(this, ref PartialSuccess);
}
/// <summary>
/// Render new media.
/// </summary>
/// <param name="source">Filename.</param>
/// <param name="mediaSourceType">One of the MediaSourceType.</param>
/// <returns></returns>
public bool BuildGraph(string source, MediaSourceType mediaSourceType)
{
ResetGraph();
_mediaWindow = _mediaWindowHost.GetMediaWindow();
_mediaWindow.MessageReceived += _mediaWindow_MessageReceived;
_filterGraph = FilterGraphBuilder.BuildFilterGraph(source,
mediaSourceType,
_mediaWindow.Handle,
_preferredRenderer,
ReportError,
delegate(string message)
{
UserDecisionEventArgs args = new UserDecisionEventArgs(message);
OnPartialSuccess(args);
return(args.Accept);
});
if (_filterGraph != null)
{
_mediaWindow.SetRendererInterfaces(
_filterGraph.Renderer is IVMRWindowless ? ((IVMRWindowless)_filterGraph.Renderer).VMRWindowlessControl : null,
_filterGraph.Renderer is IVMR9Windowless ? ((IVMR9Windowless)_filterGraph.Renderer).VMRWindowlessControl : null,
_filterGraph.Renderer is IEVR ? ((IEVR)_filterGraph.Renderer).MFVideoDisplayControl : null);
_filterGraph.GraphError += (sender, args) => ReportError(args);
_filterGraph.PlayBackComplete += (sender, arges) =>
{
if (_repeat)
{
if (_filterGraph.IsGraphSeekable)
{
SetCurrentPosition(0);
}
else // gonna have to think it over!
{
SetCurrentPosition(0);
}
}
else
{
StopGraph();
}
};
_filterGraph.ErrorAbort += (sender, args) =>
{
ResetGraph();
ReportError(String.Format("{0} {1}", Resources.Resources.mw_error_occured,
Resources.Resources.mw_play_aborted));
};
_filterGraph.FailedStreamsAvailable += OnFailedStreamsAvailableInternal;
var dvdFilterGraph = _filterGraph as IDvdFilterGraph;
if (dvdFilterGraph != null)
{
dvdFilterGraph.ModifyMenu += (sender, args) => OnModifyMenu();
dvdFilterGraph.DiscEjected += (sender, args) => ResetGraph();
dvdFilterGraph.InitSize += (sender, args) => OnInitSize(false, true);
dvdFilterGraph.DvdParentalChange += (sender, args) => args.Raise(this, ref DvdParentalChange);
}
OnInitSize(true, true);
IsMuted = IsMuted; // this resets the volume
return(!_autoPlay || ResumeGraph());
}
else
{
CleanUpMediaWindow();
return(false);
}
}