зеркало из https://github.com/mozilla/pjs.git
76 строки
2.5 KiB
C++
76 строки
2.5 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
|
|
*
|
|
* The contents of this file are subject to the Netscape Public
|
|
* License Version 1.1 (the "License"); you may not use this file
|
|
* except in compliance with the License. You may obtain a copy of
|
|
* the License at http://www.mozilla.org/NPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS
|
|
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
|
|
* implied. See the License for the specific language governing
|
|
* rights and limitations under the License.
|
|
*
|
|
* The Original Code is mozilla.org code.
|
|
*
|
|
* The Initial Developer of the Original Code is Netscape
|
|
* Communications Corporation. Portions created by Netscape are
|
|
* Copyright (C) 1998 Netscape Communications Corporation. All
|
|
* Rights Reserved.
|
|
*
|
|
*
|
|
* Contributors:
|
|
*/
|
|
|
|
#ifndef nsIFocusTracker_h___
|
|
#define nsIFocusTracker_h___
|
|
|
|
#include "nsISupports.h"
|
|
#include "nsIFrame.h"
|
|
|
|
|
|
class nsIPresContext;
|
|
|
|
|
|
// IID for the nsIFocusTracker interface
|
|
#define NS_IFOCUSTRACKER_IID \
|
|
{ 0x81ac51d1, 0x923b, 0x11d2, \
|
|
{ 0x91, 0x8f, 0x0, 0x80, 0xc8, 0xe4, 0x4d, 0xb5 } }
|
|
|
|
class nsIFocusTracker : public nsISupports
|
|
{
|
|
public:
|
|
static const nsIID& GetIID() { static nsIID iid = NS_IFOCUSTRACKER_IID; return iid; }
|
|
|
|
/** ScrollFrameIntoView
|
|
* limited version of nsPresShell::ScrollFrameIntoView
|
|
* @param aFrame will be the frame to scroll into view.
|
|
*/
|
|
NS_IMETHOD ScrollFrameIntoView(nsIFrame *aFrame) = 0;
|
|
|
|
/**
|
|
* Returns the primary frame associated with the content object.
|
|
*
|
|
* The primary frame is the frame that is most closely associated with the
|
|
* content. A frame is more closely associated with the content that another
|
|
* frame if the one frame contains directly or indirectly the other frame (e.g.,
|
|
* when a frame is scrolled there is a scroll frame that contains the frame
|
|
* being scrolled). The primary frame is always the first-in-flow.
|
|
*
|
|
* In the case of absolutely positioned elements and floated elements,
|
|
* the primary frame is the frame that is out of the flow and not the
|
|
* placeholder frame.
|
|
*/
|
|
NS_IMETHOD GetPrimaryFrameFor(nsIContent* aContent,
|
|
nsIFrame** aPrimaryFrame) const = 0;
|
|
|
|
/**
|
|
* GetPresContent will return the nsIPresContext Interface from this
|
|
* FocusTracker
|
|
* usefull for getting screen coordinates of current selection
|
|
*/
|
|
NS_IMETHOD GetPresContext(nsIPresContext **aContext) = 0;
|
|
};
|
|
|
|
|
|
#endif //nsIFocusTracker_h___
|