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nsDebugDetector.h
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00001 /* -*- Mode: C; tab-width: 4; 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  *
00024  * Alternatively, the contents of this file may be used under the terms of
00025  * either of the GNU General Public License Version 2 or later (the "GPL"),
00026  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00027  * in which case the provisions of the GPL or the LGPL are applicable instead
00028  * of those above. If you wish to allow use of your version of this file only
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00036  * ***** END LICENSE BLOCK ***** */
00037 #ifndef nsDebugDetector_h__
00038 #define nsDebugDetector_h__
00039 
00040 #include "nsIFactory.h"
00041 #include "nsICharsetDetector.h"
00042 
00043 
00044 // {12BB8F18-2389-11d3-B3BF-00805F8A6670}
00045 #define NS_1STBLKDBG_DETECTOR_CID \
00046 { 0x12bb8f18, 0x2389, 0x11d3, { 0xb3, 0xbf, 0x0, 0x80, 0x5f, 0x8a, 0x66, 0x70 } }
00047 
00048 // {12BB8F19-2389-11d3-B3BF-00805F8A6670}
00049 #define NS_2NDBLKDBG_DETECTOR_CID \
00050 { 0x12bb8f19, 0x2389, 0x11d3, { 0xb3, 0xbf, 0x0, 0x80, 0x5f, 0x8a, 0x66, 0x70 } }
00051 
00052 // {12BB8F1A-2389-11d3-B3BF-00805F8A6670}
00053 #define NS_LASTBLKDBG_DETECTOR_CID \
00054 { 0x12bb8f1a, 0x2389, 0x11d3, { 0xb3, 0xbf, 0x0, 0x80, 0x5f, 0x8a, 0x66, 0x70 } }
00055 
00056 
00057 
00058 typedef enum {
00059   k1stBlk,
00060   k2ndBlk,
00061   klastBlk
00062 } nsDebugDetectorSel;
00063 
00064 class nsDebugDetector : public nsICharsetDetector 
00065 {
00066   NS_DECL_ISUPPORTS
00067 
00068 public:  
00069   nsDebugDetector(nsDebugDetectorSel aSel);
00070   virtual ~nsDebugDetector();
00071 
00072   NS_IMETHOD Init(nsICharsetDetectionObserver* aObserver);
00073 
00074   NS_IMETHOD DoIt(const char* aBytesArray, PRUint32 aLen, PRBool* oDontFeedMe);
00075 
00076   NS_IMETHOD Done();
00077 
00078 protected:
00079 
00080   virtual void Report();
00081 
00082 private:
00083   PRInt32 mBlks;
00084   nsDebugDetectorSel mSel;
00085   nsICharsetDetectionObserver* mObserver;
00086   PRBool mStop;
00087 };
00088 
00089 class ns1stBlkDbgDetector : public nsDebugDetector
00090 {
00091 public:
00092     ns1stBlkDbgDetector () : nsDebugDetector(k1stBlk) {} ;
00093 };
00094 
00095 class ns2ndBlkDbgDetector : public nsDebugDetector
00096 {
00097 public:
00098   ns2ndBlkDbgDetector () : nsDebugDetector(k2ndBlk) {} ;
00099 };
00100 
00101 class nsLastBlkDbgDetector : public nsDebugDetector
00102 {
00103 public:
00104   nsLastBlkDbgDetector () : nsDebugDetector(klastBlk) {} ;
00105 };
00106 
00107 #endif // nsDebugDetector_h__