/// <summary>
/// </summary>
public void CloseMSHTML()
{
hostControl.Resize -= new EventHandler(this.OnParentResize);
try {
if (propNotifyCookie != null)
{
propNotifyCookie.Disconnect();
propNotifyCookie = null;
}
if (tridentDocument != null)
{
tridentView = null;
tridentDocument = null;
tridentCmdTarget = null;
activeObject = null;
if (adviseSinkCookie != 0)
{
tridentOleObject.Unadvise(adviseSinkCookie);
adviseSinkCookie = 0;
}
tridentOleObject.Close(Interop.OLECLOSE_NOSAVE);
tridentOleObject.SetClientSite(null);
tridentOleObject = null;
}
}
catch (Exception e) {
Debug.Fail(e.ToString());
}
}
/// <summary>
/// </summary>
public void CreateMSHTML()
{
Debug.Assert(tridentDocument == null, "Must call CloseMSHTML before recreating.");
bool created = false;
try {
// create the trident instance
tridentDocument = (Interop.IHTMLDocument2) new Interop.HTMLDocument();
tridentOleObject = (Interop.IOleObject)tridentDocument;
// hand it our Interop.IOleClientSite implementation
tridentOleObject.SetClientSite((Interop.IOleClientSite) this);
created = true;
propNotifyCookie = new Interop.ConnectionPointCookie(tridentDocument, this, typeof(Interop.IPropertyNotifySink), false);
tridentOleObject.Advise((Interop.IAdviseSink) this, out adviseSinkCookie);
Debug.Assert(adviseSinkCookie != 0);
tridentCmdTarget = (Interop.IOleCommandTarget)tridentDocument;
}
finally {
if (created == false)
{
tridentDocument = null;
tridentOleObject = null;
tridentCmdTarget = null;
}
}
}
