gecko/content/events/src/nsIMEStateManager.h

84 lines
3.2 KiB
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla 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/MPL/
*
* 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
* Mozilla Japan.
* Portions created by the Initial Developer are Copyright (C) 2006
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Masayuki Nakano <masayuki@d-toybox.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef nsIMEStateManager_h__
#define nsIMEStateManager_h__
#include "nscore.h"
class nsIContent;
class nsPIDOMWindow;
class nsPresContext;
class nsIKBStateControl;
class nsIFocusController;
/*
* IME state manager
*/
class nsIMEStateManager
{
public:
static nsresult OnDestroyPresContext(nsPresContext* aPresContext);
static nsresult OnRemoveContent(nsPresContext* aPresContext,
nsIContent* aContent);
static nsresult OnChangeFocus(nsPresContext* aPresContext,
nsIContent* aContent);
static nsresult OnActivate(nsPresContext* aPresContext);
static nsresult OnDeactivate(nsPresContext* aPresContext);
static void OnInstalledMenuKeyboardListener(PRBool aInstalling);
protected:
static void SetIMEState(nsPresContext* aPresContext,
PRUint32 aState,
nsIKBStateControl* aKB);
static PRUint32 GetNewIMEState(nsPresContext* aPresContext,
nsIContent* aContent);
static PRBool IsActive(nsPresContext* aPresContext);
static nsIFocusController* GetFocusController(nsPresContext* aPresContext);
static nsIKBStateControl* GetKBStateControl(nsPresContext* aPresContext);
static nsIContent* sContent;
static nsPresContext* sPresContext;
static nsPIDOMWindow* sActiveWindow;
static PRBool sInstalledMenuKeyboardListener;
};
#endif // nsIMEStateManager_h__