gecko-dev/layout/html/content/public/nsIFocusableContent.h

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/* -*- 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 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
#ifndef nsIFocusableContent_h___
#define nsIFocusableContent_h___
#include "nsISupports.h"
class nsIPresContext;
#define NS_IFOCUSABLECONTENT_IID \
{ 0xc5df3c30, 0xc79a, 0x11d2, \
{0xbd, 0x94, 0x00, 0x00, 0x80, 0x5f, 0x8a, 0x81} }
/**
* Interface which all focusable content (e.g. form elements, links
* , etc) implements in addition to their dom specific interface.
**/
class nsIFocusableContent : public nsISupports {
public:
static const nsIID& GetIID() { static nsIID iid = NS_IFOCUSABLECONTENT_IID; return iid; }
/**
* Give focus to the content
* @param aPresContext the PesContext
* @return NS_OK
*/
NS_IMETHOD SetFocus(nsIPresContext* aPresContext) = 0;
/**
* Remove focus to the content
* @param aPresContext the PesContext
* @return NS_OK
*/
NS_IMETHOD RemoveFocus(nsIPresContext* aPresContext) = 0;
};
#endif /* nsIFocusableContent_h___ */