зеркало из https://github.com/mozilla/gecko-dev.git
25 строки
720 B
C++
25 строки
720 B
C++
/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
|
|
*
|
|
* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#ifndef nsIScrollPositionListener_h___
|
|
#define nsIScrollPositionListener_h___
|
|
|
|
#include "nsCoord.h"
|
|
|
|
/**
|
|
* Provides a way for a client of an nsIScrollableView to learn about scroll position
|
|
* changes.
|
|
*/
|
|
class nsIScrollPositionListener {
|
|
public:
|
|
|
|
virtual void ScrollPositionWillChange(nscoord aX, nscoord aY) = 0;
|
|
virtual void ScrollPositionDidChange(nscoord aX, nscoord aY) = 0;
|
|
};
|
|
|
|
#endif /* nsIScrollPositionListener_h___ */
|
|
|