public void CloseDocument()
{
try
{
container.releaseWndProc();
container.Resize -= new EventHandler(this.Container_Resize);
if (m_document == null)
{
return;
}
try
{
//this may raise an exception, however it does work and must
//be called
if (view != null)
{
view.Show(-1);
view.UIActivate(-1);
view.SetInPlaceSite(null);
view.CloseView(0);
}
}
catch (Exception e)
{
Debug.WriteLine("CloseView raised exception: " + e.Message);
}
try
{
//this could raise an exception too, but it must be called
m_document.Close((int)tagOLECLOSE.OLECLOSE_NOSAVE);
}
catch (Exception e)
{
Debug.WriteLine("Close document raised exception: " + e.Message);
}
m_document.SetClientSite(null);
win32.OleLockRunning(m_document, false, false);
if (this.iAdviseCookie != 0)
{
m_document.Unadvise(this.iAdviseCookie);
}
if (this.iEventsCookie != 0)
{
m_document.Unadvise(this.iEventsCookie);
}
if (this.iPropertyNotifyCookie != 0)
{
m_document.Unadvise(this.iPropertyNotifyCookie);
}
if (container.changeCookie != 0)
{
((IMarkupContainer2)m_document).UnRegisterForDirtyRange(container.changeCookie);
container.changeCookie = 0;
}
//release COM objects
int RefCount = 0;
if (m_document != null)
{
do
{
RefCount = Marshal.ReleaseComObject(m_document);
} while (RefCount > 0);
}
if (view != null)
{
do
{
RefCount = Marshal.ReleaseComObject(view);
} while (RefCount > 0);
}
if (activeObject != null)
{
do
{
RefCount = Marshal.ReleaseComObject(activeObject);
} while (RefCount > 0);
}
m_document = null;
view = null;
activeObject = null;
container.mHtmlDoc = null;
container.mDocHTML = null;
}
catch (Exception e)
{
Debug.WriteLine("CloseDocument raised exception: " + e.Message);
}
}
