效率比微软版好N倍的简繁转换类

参考http://blog.csdn.net/farawayplace613/archive/2008/09/14/2910527.aspx

效率比微软版好N倍的简繁转换类
using System.Runtime.InteropServices;
using System.Text;

namespace GreenLoogDS.DAL
{
    
public class ChineseConverter
    {
        
private static Encoding GB2312 = Encoding.GetEncoding(0x3a8);
        
private const int LCMAP_SIMPLIFIED_CHINESE = 0x2000000;
        
private const int LCMAP_TRADITIONAL_CHINESE = 0x4000000;

        [DllImport(
"kernel32.dll", EntryPoint = "LCMapStringA")]
        
public static extern int LCMapString(int Locale, int dwMapFlags, byte[] lpSrcStr, int cchSrc, byte[] lpDestStr, int cchDest);
        
public static string Convert(string text, ChineseConversionDirection direction)
        {
            
byte[] lpSrcStr = null;
            lpSrcStr 
= GB2312.GetBytes(text);
            
byte[] lpDestStr = new byte[lpSrcStr.Length];
            
switch (direction)
            {
                
case ChineseConversionDirection.TraditionalToSimplified:
                    LCMapString(
0x804, LCMAP_SIMPLIFIED_CHINESE, lpSrcStr, -1, lpDestStr, lpSrcStr.Length);
                    
break;
                
case ChineseConversionDirection.SimplifiedToTraditional:
                    LCMapString(
0x804, LCMAP_TRADITIONAL_CHINESE, lpSrcStr, -1, lpDestStr, lpSrcStr.Length);
                    
break;
            }
            
return GB2312.GetString(lpDestStr);
        }
    }
    
public enum ChineseConversionDirection
    {
        SimplifiedToTraditional,
        TraditionalToSimplified
    }
}
效率比微软版好N倍的简繁转换类

 

 

本文转自火地晋博客园博客,原文链接:http://www.cnblogs.com/yelaiju/archive/2010/11/06/1870390.html,如需转载请自行联系原作者


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