I agree. OK/Cancel buttons are usually the reason why you want to choose a DialogWindow.
Date: Sun, 16 Aug 2015 14:52:27 +0200
From: i.uhnak@gmail.com
To: pharo-users@lists.pharo.org
Subject: Re: [Pharo-users] Removing default OK/CANCEL buttons from PluggableDialogWindow
Ok/Cancel buttons are intrinsic to Dialog window. Without them it's hardly a dialog.
So why not use StandardWindow instead?
Peter