1 // Common/StringConvert.cpp

     2 

     3 #include "StdAfx.h"

     4 

     5 #include "StringConvert.h"

     6 

     7 #ifndef _WIN32

     8 #include <stdlib.h>

     9 #endif

    10 

    11 #ifdef _WIN32

    12 UString MultiByteToUnicodeString(const AString &srcString, UINT codePage)

    13 {

    14   UString resultString;

    15   if(!srcString.IsEmpty())

    16   {

    17     int numChars = MultiByteToWideChar(codePage, 0, srcString, 

    18       srcString.Length(), resultString.GetBuffer(srcString.Length()), 

    19       srcString.Length() + 1);

    20     #ifndef _WIN32_WCE

    21     if(numChars == 0)

    22       throw 282228;

    23     #endif

    24     resultString.ReleaseBuffer(numChars);

    25   }

    26   return resultString;

    27 }

    28 

    29 AString UnicodeStringToMultiByte(const UString &srcString, UINT codePage)

    30 {

    31   AString resultString;

    32   if(!srcString.IsEmpty())

    33   {

    34     int numRequiredBytes = srcString.Length() * 2;

    35     char defaultChar = '_';

    36     int numChars = WideCharToMultiByte(codePage, 0, srcString, 

    37       srcString.Length(), resultString.GetBuffer(numRequiredBytes), 

    38       numRequiredBytes + 1, &defaultChar, NULL);

    39     #ifndef _WIN32_WCE

    40     if(numChars == 0)

    41       throw 282229;

    42     #endif

    43     resultString.ReleaseBuffer(numChars);

    44   }

    45   return resultString;

    46 }

    47 

    48 #ifndef _WIN32_WCE

    49 AString SystemStringToOemString(const CSysString &srcString)

    50 {

    51   AString result;

    52   CharToOem(srcString, result.GetBuffer(srcString.Length() * 2));

    53   result.ReleaseBuffer();

    54   return result;

    55 }

    56 #endif

    57 

    58 #else

    59 

    60 UString MultiByteToUnicodeString(const AString &srcString, UINT codePage)

    61 {

    62   UString resultString;

    63   for (int i = 0; i < srcString.Length(); i++)

    64     resultString += wchar_t(srcString[i]);

    65   /*

    66   if(!srcString.IsEmpty())

    67   {

    68     int numChars = mbstowcs(resultString.GetBuffer(srcString.Length()), srcString, srcString.Length() + 1);

    69     if (numChars < 0) throw "Your environment does not support UNICODE";

    70     resultString.ReleaseBuffer(numChars);

    71   }

    72   */

    73   return resultString;

    74 }

    75 

    76 AString UnicodeStringToMultiByte(const UString &srcString, UINT codePage)

    77 {

    78   AString resultString;

    79   for (int i = 0; i < srcString.Length(); i++)

    80     resultString += char(srcString[i]);

    81   /*

    82   if(!srcString.IsEmpty())

    83   {

    84     int numRequiredBytes = srcString.Length() * 6 + 1;

    85     int numChars = wcstombs(resultString.GetBuffer(numRequiredBytes), srcString, numRequiredBytes);

    86     if (numChars < 0) throw "Your environment does not support UNICODE";

    87     resultString.ReleaseBuffer(numChars);

    88   }

    89   */

    90   return resultString;

    91 }

    92 

    93 #endif

    94