public static void OnDestroy(object documentContentOrDocumentViewModel)
{
IDocumentContent documentContent = documentContentOrDocumentViewModel as IDocumentContent;
if (documentContent != null)
{
documentContent.OnDestroy();
}
}
void form_Closed(object sender, EventArgs e)
{
owner.RemoveDocument(this);
formCore.Closing -= form_Closing;
formCore.Closed -= form_Closed;
IDocumentContent documentContent = GetContent() as IDocumentContent;
if (documentContent != null)
{
documentContent.OnDestroy();
}
}