LCOV - code coverage report
Current view: directory - intl/uconv/ucvcn - nsGBKToUnicode.h (source / functions) Found Hit Coverage
Test: app.info Lines: 7 7 100.0 %
Date: 2012-06-02 Functions: 6 6 100.0 %

       1                 : /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2                 : /* ***** BEGIN LICENSE BLOCK *****
       3                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       4                 :  *
       5                 :  * The contents of this file are subject to the Mozilla Public License Version
       6                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       7                 :  * the License. You may obtain a copy of the License at
       8                 :  * http://www.mozilla.org/MPL/
       9                 :  *
      10                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      11                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      12                 :  * for the specific language governing rights and limitations under the
      13                 :  * License.
      14                 :  *
      15                 :  * The Original Code is mozilla.org code.
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is
      18                 :  * Netscape Communications Corporation.
      19                 :  * Portions created by the Initial Developer are Copyright (C) 1998
      20                 :  * the Initial Developer. All Rights Reserved.
      21                 :  *
      22                 :  * Contributor(s):
      23                 :  *
      24                 :  * Alternatively, the contents of this file may be used under the terms of
      25                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
      26                 :  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      27                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      28                 :  * of those above. If you wish to allow use of your version of this file only
      29                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      30                 :  * use your version of this file under the terms of the MPL, indicate your
      31                 :  * decision by deleting the provisions above and replace them with the notice
      32                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      33                 :  * the provisions above, a recipient may use your version of this file under
      34                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      35                 :  *
      36                 :  * ***** END LICENSE BLOCK ***** */
      37                 : #ifndef nsGBK2312ToUnicode_h___
      38                 : #define nsGBK2312ToUnicode_h___
      39                 : 
      40                 : #include "nsCOMPtr.h"
      41                 : #include "nsIUnicodeDecoder.h"
      42                 : #include "nsUCSupport.h"
      43                 : #include "gbku.h"
      44                 : 
      45                 : //----------------------------------------------------------------------
      46                 : // Class nsGBKToUnicode [declaration]
      47                 : 
      48                 : /**
      49                 :  * A character set converter from GBK to Unicode.
      50                 :  * 
      51                 :  *
      52                 :  * @created         07/Sept/1999
      53                 :  * @author  Yueheng Xu, Yueheng.Xu@intel.com
      54                 :  */
      55                 : class nsGBKToUnicode : public nsBufferDecoderSupport
      56              36 : {
      57                 : public:
      58                 :                   
      59                 :   /**
      60                 :    * Class constructor.
      61                 :    */
      62              12 :   nsGBKToUnicode() : nsBufferDecoderSupport(1)
      63                 :   {
      64              12 :     mExtensionDecoder = nsnull;
      65              12 :     m4BytesDecoder = nsnull;
      66              12 :   }
      67                 : 
      68                 : protected:
      69                 : 
      70                 :   //--------------------------------------------------------------------
      71                 :   // Subclassing of nsDecoderSupport class [declaration]
      72                 :   NS_IMETHOD ConvertNoBuff(const char* aSrc, PRInt32 * aSrcLength, PRUnichar *aDest, PRInt32 * aDestLength);
      73                 : 
      74                 : protected:
      75                 :   nsGBKConvUtil mUtil;
      76                 :   nsCOMPtr<nsIUnicodeDecoder> mExtensionDecoder;
      77                 :   nsCOMPtr<nsIUnicodeDecoder> m4BytesDecoder;
      78                 : 
      79                 :   virtual void CreateExtensionDecoder();
      80                 :   virtual void Create4BytesDecoder();
      81                 :   bool TryExtensionDecoder(const char* aSrc, PRUnichar* aDest);
      82                 :   bool Try4BytesDecoder(const char* aSrc, PRUnichar* aDest);
      83                 :   virtual bool DecodeToSurrogate(const char* aSrc, PRUnichar* aDest);
      84                 : 
      85                 : };
      86                 : 
      87                 : 
      88                 : class nsGB18030ToUnicode : public nsGBKToUnicode
      89                 : {
      90                 : public:
      91               6 :   nsGB18030ToUnicode() {}
      92              18 :   virtual ~nsGB18030ToUnicode() {}
      93                 : protected:
      94                 :   virtual void CreateExtensionDecoder();
      95                 :   virtual void Create4BytesDecoder();
      96                 :   virtual bool DecodeToSurrogate(const char* aSrc, PRUnichar* aDest);
      97                 : };
      98                 : 
      99                 : #endif /* nsGBK2312ToUnicode_h___ */
     100                 : 

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