private void _renderURLButton_Click(object sender, EventArgs e)
{
URLDialog ud = new URLDialog();
if (ud.ShowDialog() == DialogResult.OK)
{
// we don't want to create a new DSGraphEdit panel, just render
// the URL into the existing graph
try
{
// show we're busy rendering and building up the ui for the graph
Cursor = Cursors.WaitCursor;
int hr = RenderMediaFile(ud.URL);
if (hr != 0)
{
MessageBox.Show(DsError.GetErrorText(hr));
}
}
finally
{
Cursor = Cursors.Default;
}
}
ud.Dispose();
ud = null;
}
public DSFilterNode(IBaseFilter filter, bool manualAdded)
{
_filter = filter;
_manualAdded = manualAdded;
AssociatedUINode = typeof(DSFilterNodeUI).AssemblyQualifiedName;
// if it's a filesource filter, get the filename for it
IFileSourceFilter fs = filter as IFileSourceFilter;
if (fs != null)
{
IAMOpenProgress op = filter as IAMOpenProgress;
if (op != null)
{
// it wants a URL (thought you were being sneaky huh?)
string url = string.Empty;
AMMediaType mtype = new AMMediaType();
fs.GetCurFile(out url, mtype);
if (url == null)
{
URLDialog ud = new URLDialog();
if (ud.ShowDialog() == DialogResult.OK)
{
fs.Load(ud.URL, null);
}
ud.Dispose();
ud = null;
}
fs = null;
}
else
{
// it wants a filename
string filename = string.Empty;
AMMediaType mtype = new AMMediaType();
fs.GetCurFile(out filename, mtype);
if (filename == null)
{
OpenFileDialog ofd = new OpenFileDialog();
if (ofd.ShowDialog() == DialogResult.OK)
{
fs.Load(ofd.FileName, null);
}
ofd.Dispose();
ofd = null;
}
fs = null;
}
}
// if it's a filewriter, get the filename for it
IFileSinkFilter fw = filter as IFileSinkFilter;
if (fw != null)
{
string filename = string.Empty;
AMMediaType mtype = new AMMediaType();
fw.GetCurFile(out filename, mtype);
if (filename == null)
{
SaveFileDialog sfd = new SaveFileDialog();
if (sfd.ShowDialog() == DialogResult.OK)
{
fw.SetFileName(sfd.FileName, null);
}
}
fw = null;
}
// create and add all DaggerPins for this filter
SyncPins();
}
