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0001 /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
0002 /* ***** BEGIN LICENSE BLOCK *****
0003  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
0004  *
0005  * The contents of this file are subject to the Mozilla Public License Version
0006  * 1.1 (the "License"); you may not use this file except in compliance with
0007  * the License. You may obtain a copy of the License at
0008  * http://www.mozilla.org/MPL/
0009  *
0010  * Software distributed under the License is distributed on an "AS IS" basis,
0011  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
0012  * for the specific language governing rights and limitations under the
0013  * License.
0014  *
0015  * The Original Code is Mozilla Universal charset detector code.
0016  *
0017  * The Initial Developer of the Original Code is
0018  * Netscape Communications Corporation.
0019  * Portions created by the Initial Developer are Copyright (C) 2001
0020  * the Initial Developer. All Rights Reserved.
0021  *
0022  * Contributor(s):
0023  *          Shy Shalom <shooshX@gmail.com>
0024  *
0025  * Alternatively, the contents of this file may be used under the terms of
0026  * either the GNU General Public License Version 2 or later (the "GPL"), or
0027  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
0028  * in which case the provisions of the GPL or the LGPL are applicable instead
0029  * of those above. If you wish to allow use of your version of this file only
0030  * under the terms of either the GPL or the LGPL, and not to allow others to
0031  * use your version of this file under the terms of the MPL, indicate your
0032  * decision by deleting the provisions above and replace them with the notice
0033  * and other provisions required by the GPL or the LGPL. If you do not delete
0034  * the provisions above, a recipient may use your version of this file under
0035  * the terms of any one of the MPL, the GPL or the LGPL.
0036  *
0037  * ***** END LICENSE BLOCK ***** */
0038 
0039 #ifndef nsLatin1Prober_h__
0040 #define nsLatin1Prober_h__
0041 
0042 #include "nsCharSetProber.h"
0043 
0044 #define FREQ_CAT_NUM    4
0045 
0046 class nsLatin1Prober: public nsCharSetProber {
0047 public:
0048   nsLatin1Prober(void){Reset();};
0049   virtual ~nsLatin1Prober(void){}
0050   nsProbingState HandleData(const char* aBuf, PRUint32 aLen);
0051   const char* GetCharSetName() {return "windows-1252";};
0052   nsProbingState GetState(void) {return mState;};
0053   void      Reset(void);
0054   float     GetConfidence(void);
0055   void      SetOpion() {}
0056 
0057 #ifdef DEBUG_chardet
0058   virtual void  DumpStatus();
0059 #endif
0060 
0061 protected:
0062   
0063   nsProbingState mState;
0064   char mLastCharClass;
0065   PRUint32 mFreqCounter[FREQ_CAT_NUM];
0066 };
0067 
0068 
0069 #endif /* nsLatin1Prober_h__ */
0070