Src/DasherCore/IMEConversionHelper.cpp

   1 #ifdef JAPANESE
   2
   3 #include "../WIn32/Common/WinUTF8.h"
   4 #include "IMEConversionHelper.h"
   5
   6 #define BUFSIZE 10240
   7
   8 #include <iostream>             //For testing 23 June 2005
   9
  10 CIMEConversionHelper::CIMEConversionHelper() {
  11   IsInit = 0;
  12   hIMC = ImmCreateContext();
  13   IsInit = 1;
  14 }
  15
  16 CIMEConversionHelper::~CIMEConversionHelper() {
  17   ImmDestroyContext( hIMC );
  18   IsInit = 0;
  19  }
  20
  21 bool CIMEConversionHelper::Convert(const std::string &strSource, std::vector<std::vector<std::string> > &vResult) {
  22
  23   std::wstring strInput;
  24   WinUTF8::UTF8string_to_wstring(strSource, strInput);
  25
  26   HKL hKL;
  27   DWORD dwSize;
  28   LPCANDIDATELIST lpCand;
  29
  30   hKL = GetKeyboardLayout(0);
  31         const WCHAR *pQuery = strInput.c_str();
  32         //while( wcslen(pQuery) ){
  33                 dwSize = ImmGetConversionList(hKL, hIMC, (LPCWSTR)pQuery, NULL, 0, GCL_CONVERSION);
  34     if(dwSize > 0) {
  35                   lpCand = (LPCANDIDATELIST)HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, dwSize);
  36                   dwSize = ImmGetConversionList(hKL, hIMC, (LPCWSTR)pQuery, lpCand, dwSize, GCL_CONVERSION);
  37                   size_t MaxLen = 0;
  38       std::vector<std::string> new_phrase;
  39                   //    For all candidates
  40                   for (unsigned int i = 0; i< lpCand->dwCount; i++)
  41                   {
  42         std::wstring strOutput((WCHAR *)((char *)lpCand + lpCand->dwOffset[i]));
  43         std::string strUTF8Output;
  44         WinUTF8::wstring_to_UTF8string(strOutput, strUTF8Output);
  45                     new_phrase.push_back(strUTF8Output);
  46                           //sprintf( buf, "%s\n",(LPBYTE)lpCand + lpCand->dwOffset[i] );
  47                           // Find hiragana length
  48
  49         MaxLen = strOutput.size();
  50
  51                           /*if( wcslen( (WCHAR *)lpCand + lpCand->dwOffset[i] ) > MaxLen )
  52                                 MaxLen = wcslen( (WCHAR *)lpCand + lpCand->dwOffset[i] );*/
  53                   }
  54                   vResult.push_back(new_phrase);
  55                   HeapFree(GetProcessHeap(), 0, lpCand);
  56                   pQuery += MaxLen;
  57     }
  58     else {
  59     //  break;
  60     }
  61         //}
  62
  63   return true;
  64 }
  65
  66 #endif