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nsCommandManager.h
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00001 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
00002 /* ***** BEGIN LICENSE BLOCK *****
00003  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00004  *
00005  * The contents of this file are subject to the Mozilla Public License Version
00006  * 1.1 (the "License"); you may not use this file except in compliance with
00007  * the License. You may obtain a copy of the License at
00008  * http://www.mozilla.org/MPL/
00009  *
00010  * Software distributed under the License is distributed on an "AS IS" basis,
00011  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00012  * for the specific language governing rights and limitations under the
00013  * License.
00014  *
00015  * The Original Code is mozilla.org code.
00016  *
00017  * The Initial Developer of the Original Code is
00018  * Netscape Communications Corporation.
00019  * Portions created by the Initial Developer are Copyright (C) 1998
00020  * the Initial Developer. All Rights Reserved.
00021  *
00022  * Contributor(s):
00023  *   Kathleen Brade <brade@netscape.com>
00024  *
00025  * Alternatively, the contents of this file may be used under the terms of
00026  * either the GNU General Public License Version 2 or later (the "GPL"), or
00027  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00028  * in which case the provisions of the GPL or the LGPL are applicable instead
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00036  *
00037  * ***** END LICENSE BLOCK ***** */
00038 
00039 #ifndef nsCommandManager_h__
00040 #define nsCommandManager_h__
00041 
00042 
00043 #include "nsString.h"
00044 #include "nsHashtable.h"
00045 #include "nsWeakReference.h"
00046 
00047 #include "nsICommandManager.h"
00048 #include "nsPICommandUpdater.h"
00049 
00050 class nsIController;
00051 
00052 
00053 
00054 class nsCommandManager :  public nsICommandManager,
00055                           public nsPICommandUpdater,
00056                        // public nsISecurityCheckedComponent,
00057                           public nsSupportsWeakReference
00058 
00059 {
00060 public:
00061                         nsCommandManager();
00062   virtual               ~nsCommandManager();
00063 
00064   // nsISupports
00065   NS_DECL_ISUPPORTS
00066   
00067   // nsICommandManager
00068   NS_DECL_NSICOMMANDMANAGER
00069   
00070   // nsPICommandUpdater
00071   NS_DECL_NSPICOMMANDUPDATER
00072 
00073 
00074 protected:
00075 
00076 
00077   nsresult  IsCallerChrome(PRBool *aIsCallerChrome);
00078   nsresult  GetControllerForCommand(const char * aCommand,
00079                                     nsIDOMWindow *aDirectedToThisWindow,
00080                                     nsIController** outController);
00081 
00082 
00083 protected:
00084 
00085   nsSupportsHashtable   mCommandObserversTable;   // hash table of nsIObservers, keyed by command name
00086 
00087   nsIDOMWindow*         mWindow;      // weak ptr. The window should always outlive us
00088 };
00089 
00090 
00091 #endif // nsCommandManager_h__