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lightning-sunbird  0.9+nobinonly
nsContentPolicy.h
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00001 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
00002 // vim: ft=cpp ts=8 sw=4 et tw=78
00003 /* ***** BEGIN LICENSE BLOCK *****
00004  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00005  *
00006  * The contents of this file are subject to the Mozilla Public License Version
00007  * 1.1 (the "License"); you may not use this file except in compliance with
00008  * the License. You may obtain a copy of the License at
00009  * http://www.mozilla.org/MPL/
00010  *
00011  * Software distributed under the License is distributed on an "AS IS" basis,
00012  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00013  * for the specific language governing rights and limitations under the
00014  * License.
00015  *
00016  * The Original Code is Mozilla code.
00017  *
00018  * The Initial Developer of the Original Code is
00019  * Zero-Knowledge Systems, Inc.
00020  * Portions created by the Initial Developer are Copyright (C) 2000
00021  * the Initial Developer. All Rights Reserved.
00022  *
00023  * Contributor(s):
00024  *   Tim Watt <riceman+bmo@mail.rit.edu> 
00025  *
00026  * Alternatively, the contents of this file may be used under the terms of
00027  * either of the GNU General Public License Version 2 or later (the "GPL"),
00028  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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00038  * ***** END LICENSE BLOCK ***** */
00039 
00040 #ifndef __nsContentPolicy_h__
00041 #define __nsContentPolicy_h__
00042 
00043 #include "nsIContentPolicy.h"
00044 #include "nsCOMArray.h"
00045 
00046 class nsContentPolicy : public nsIContentPolicy
00047 {
00048  public:
00049     NS_DECL_ISUPPORTS
00050     NS_DECL_NSICONTENTPOLICY
00051 
00052     nsContentPolicy();
00053     virtual ~nsContentPolicy();
00054  private:
00055     //Array of policies (retrieved from the category manager in the ctor)
00056     nsCOMArray<nsIContentPolicy> mPolicies;
00057 
00058     //Helper type for CheckPolicy
00059     typedef
00060     NS_STDCALL_FUNCPROTO(nsresult, CPMethod, nsIContentPolicy,
00061                          ShouldProcess,
00062                          (PRUint32, nsIURI*, nsIURI*, nsISupports*,
00063                            const nsACString &, nsISupports*, PRInt16*));
00064 
00065     //Helper method that applies policyMethod across all policies in mPolicies
00066     // with the given parameters
00067     nsresult CheckPolicy(CPMethod policyMethod, PRUint32 contentType,
00068                          nsIURI *aURI, nsIURI *origURI,
00069                          nsISupports *requestingContext,
00070                          const nsACString &mimeGuess, nsISupports *extra,
00071                          PRInt16 *decision);
00072 };
00073 
00074 nsresult
00075 NS_NewContentPolicy(nsIContentPolicy **aResult);
00076 
00077 #endif /* __nsContentPolicy_h__ */