////////////
/// Get/Put WindowStyleEx
private void TestWindowStyleEx()
{
int hr;
WindowStyleEx wsx1, wsx2;
// Read the current WindowStyleEx
hr = m_ivw.get_WindowStyleEx(out wsx1);
Marshal.ThrowExceptionForHR(hr);
// Flip the Layered bit
wsx1 ^= WindowStyleEx.Layered;
// Write the changed style
hr = m_ivw.put_WindowStyleEx(wsx1);
Marshal.ThrowExceptionForHR(hr);
// Read the style
hr = m_ivw.get_WindowStyleEx(out wsx2);
Marshal.ThrowExceptionForHR(hr);
// Make sure the value we set is what we just read
Debug.Assert(wsx1 == wsx2, "Put/Get WindowStyleEx");
}
public void ReloadName()
{
try
{
if (basefilter == null)
{
return;
}
FilterInfo fi;
basefilter.QueryFilterInfo(out fi);
name = fi.achName;
orgname = fi.achName;
IFileSourceFilter fsrc = basefilter as IFileSourceFilter;
if (fsrc != null && fsrc.GetCurFile(out srcfilename, null) == 0 && srcfilename != null && !name.Contains(srcfilename))
{
name += " " + srcfilename.Substring(srcfilename.LastIndexOf('\\') + 1);
}
IFileSinkFilter fdst = basefilter as IFileSinkFilter;
if (fdst != null && fdst.GetCurFile(out dstfilename, null) == 0 && dstfilename != null && !name.Contains(dstfilename))
{
name += " " + dstfilename.Substring(dstfilename.LastIndexOf('\\') + 1);
}
string dspname = filterProps.DisplayName;
if (dspname != null && dspname.Length > 0)
{
if (!dispnames.ContainsKey(orgname))
{
dispnames.Add(orgname, dspname);
}
}
else //have no display name
{
if (dispnames.TryGetValue(orgname, out dspname))
{
filterProps.DisplayName = dspname;
}
}
IVideoWindow vw = basefilter as IVideoWindow;
if (vw != null)
{
//string s;
//vw.get_Caption(out s);
string gname = Graph.Form.Text + ": " + name;// +": ";
vw.put_Caption(gname);
//vw.SetWindowForeground(OABool.False);
//vw.put_AutoShow(OABool.True);
//vw.put_Owner(Program.mainform.Handle); hangs
WindowStyleEx wex;
vw.get_WindowStyleEx(out wex);
vw.put_WindowStyleEx(wex | WindowStyleEx.Topmost);
}
}
catch (COMException e)
{
Graph.ShowCOMException(e, "Problem occured while examining filter " + Name);
}
catch (Exception e)
{
MessageBox.Show(e.Message, "Exception caught while examining filter " + Name);
}
}