COM cleanup

gistfile1.cs

 /// <summary>
 /// Release a COM object so that it can be cleaned up.
 /// </summary>
 /// <param name="comObj"></param>
 protected void ReleaseCom(dynamic comObj)
 {
     Marshal.ReleaseComObject(comObj);
 }
 
 /// <summary>
 /// Clean up all released COM objects.
 /// </summary>
 protected void CleanAllReleased()
 {
     GC.Collect();
     GC.WaitForPendingFinalizers();
 }