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getver.c
Package: 屏幕取词程序VC源码.zip　[view]
Upload User: chzmdj
Upload Date: 2007-01-22
Package Size: 135k
Code Size: 3k
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SourceCode/Document

Development Platform:

C/C++

getver.c：Code Content
  1. #include <windows.h>
  2. #include <limits.h>
  4. #include "GetVer.h"
  6. BOOL GetProgramVersion(LPTSTR szFileName,
  7.                        int nVersionMin[3],
  8.                        int nVersionMax[3],
  9.                        DWORD dwLangId
  10.                        )
  11. {
  12.         DWORD dwZero, dwVerInfoSize;
  13.         LPVOID lpData;
  14.         LPVOID lpBuffer;
  15.         UINT uBytes;
  16.         VS_FIXEDFILEINFO *pVsFixedFileInfo;
  17.         INT nVersionNums[3], i;
  18.         WORD* pdwLangIds;
  19.         BOOL boolIsLangSupported = FALSE;
  21.         if(szFileName == NULL)
  22.                 return FALSE;
  24.         dwVerInfoSize = GetFileVersionInfoSize(szFileName, &dwZero);
  25.         if(!dwVerInfoSize)
  26.                 return FALSE;
  27.         
  28.         lpData = HeapAlloc(GetProcessHeap(), 0, dwVerInfoSize);
  29.         if(!lpData)
  30.                 return FALSE;
  31.         __try {
  32.                 if(!GetFileVersionInfo(szFileName, 0, dwVerInfoSize, lpData))
  33.                         return FALSE;
  35.                 if(!VerQueryValue(lpData, "\", &lpBuffer, &uBytes))
  36.                         return FALSE;
  38.                 if( uBytes == 0 )
  39.                         return FALSE;
  40.                 
  41.                 pVsFixedFileInfo = (VS_FIXEDFILEINFO *)lpBuffer;
  42.                 nVersionNums[0] = HIWORD(pVsFixedFileInfo-> dwFileVersionMS);
  43.                 nVersionNums[1] = LOWORD(pVsFixedFileInfo->dwFileVersionMS);
  44.                 nVersionNums[2] = pVsFixedFileInfo->dwFileVersionLS;
  46.                 if(dwLangId == 0)
  47.                         __leave;
  49.                 if(!VerQueryValue(lpData, "\VarFileInfo\Translation", &lpBuffer, &uBytes))
  50.                         return FALSE;
  52.                 if(uBytes == 0)
  53.                         return FALSE;
  54.                 
  55.                 pdwLangIds = (WORD *)lpBuffer;
  57.                 for(i = 0; i < (INT)(uBytes/sizeof(WORD)); i++)
  58.                 {
  59.                         if(pdwLangIds[i] == dwLangId)
  60.                         {
  61.                                 boolIsLangSupported = TRUE;
  62.                                 break;
  63.                         }
  64.                 }
  66.                 if( !boolIsLangSupported )
  67.                         return FALSE;
  69.         } __finally {
  70.                 if(lpData)
  71.                         HeapFree(GetProcessHeap(), 0, lpData);
  72.         }
  74.         return TRUE;
  75. }
  77. BOOL IsDesiredFileVersion(LPTSTR szFileExeName, DWORD dwLangId)
  78. {
  79.         int vermin[3] = {IE_VERSION_FIRST, IE_VERSION_SECOND, 0},
  80.                         vermax[3] = {IE_VERSION_FIRST, IE_VERSION_SECOND, INT_MAX};
  81.         return GetProgramVersion(szFileExeName, vermin, vermax, dwLangId);
  82. }