michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "nsISupports.idl"
michael@0: 
michael@0: /**
michael@0:  * Used for <scale> to listen to slider changes to avoid mutation listeners
michael@0:  */
michael@0: [scriptable, uuid(e5b3074e-ee18-4538-83b9-2487d90a2a34)]
michael@0: interface nsISliderListener : nsISupports
michael@0: {
michael@0:   /**
michael@0:    * Called when the current, minimum or maximum value has been changed to
michael@0:    * newValue. The which parameter will either be 'curpos', 'minpos' or 'maxpos'.
michael@0:    * If userChanged is true, then the user changed ths slider, otherwise it
michael@0:    * was changed via some other means.
michael@0:    */
michael@0:   void valueChanged(in AString which, in long newValue, in boolean userChanged);
michael@0: 
michael@0:   /**
michael@0:    * Called when the user begins or ends dragging the thumb.
michael@0:    */
michael@0:   void dragStateChanged(in boolean isDragging);
michael@0: };