We need to know when the window handle has been created so we can set up a few things, like column width, etc! Inheriting classes should not forget to call base.onCreateHandle().
[Visual Basic] Overrides Protected Sub OnCreateHandle( _ ByVal e As EventArgs _ ) [C#] protected override void OnCreateHandle( EventArgs e ); [C++] protected: override void OnCreateHandle( EventArgs* e ); [JScript] protected override function OnCreateHandle( e : EventArgs );