svtools/source/svdde/ddewrap.cxx

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   9  * $RCSfile: ddewrap.cxx,v $
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  30
  31
  32 // MARKER(update_precomp.py): autogen include statement, do not remove
  33 #include "precompiled_svtools.hxx"
  34 #define _SVTOOLS_SVDDE_DDEWRAP_CXX_
  35
  36 #if defined _MSC_VER
  37 #pragma warning(push, 1)
  38 #endif
  39 #include <windows.h>
  40 #if defined _MSC_VER
  41 #pragma warning(pop)
  42 #endif
  43 #include "ddewrap.hxx"
  44
  45 //------------------------------------------------------------------------
  46
  47 HSZ WINAPI DdeCreateStringHandleW_9x( DWORD idInst, LPCWSTR pszString, int )
  48 {
  49     HSZ         hszResult;
  50     LPSTR       pszANSIString;
  51     int         nSize;
  52
  53     nSize = pszString ? WideCharToMultiByte( CP_ACP, 0, pszString, -1, NULL, 0, NULL, NULL ) : 0;
  54     pszANSIString = nSize ? (LPSTR)HeapAlloc( GetProcessHeap(), 0, nSize * sizeof(CHAR) ) : NULL;
  55
  56     if ( pszANSIString )
  57         WideCharToMultiByte( CP_ACP, 0, pszString, -1, pszANSIString, nSize, NULL, NULL );
  58
  59     hszResult = DdeCreateStringHandleA( idInst, pszANSIString, CP_WINANSI );
  60
  61     if ( pszANSIString )
  62         HeapFree( GetProcessHeap(), 0, pszANSIString );
  63
  64     return hszResult;
  65 }
  66
  67 //------------------------------------------------------------------------
  68
  69 DWORD WINAPI DdeQueryStringW_9x( DWORD idInst, HSZ hsz, LPWSTR pszString, DWORD cchMax, int )
  70 {
  71     DWORD       dwResult;
  72     LPSTR       pszANSIString;
  73
  74     pszANSIString = cchMax ? (LPSTR)HeapAlloc( GetProcessHeap(), 0, cchMax * sizeof(CHAR) ) : NULL;
  75
  76     dwResult = DdeQueryStringA( idInst, hsz, pszANSIString, cchMax, CP_WINANSI );
  77
  78     if ( dwResult && pszANSIString )
  79         MultiByteToWideChar( CP_ACP, 0, pszANSIString, -1, pszString, cchMax );
  80
  81     if ( pszANSIString )
  82         HeapFree( GetProcessHeap(), 0, pszANSIString );
  83
  84     return dwResult;
  85 }
  86
  87 //------------------------------------------------------------------------
  88
  89 UINT WINAPI DdeInitializeW_9x( LPDWORD pidInst, PFNCALLBACK pfnCallback, DWORD afCmd, DWORD ulRes )
  90 {
  91     return DdeInitializeA( pidInst, pfnCallback, afCmd, ulRes );
  92 }
  93
  94 //------------------------------------------------------------------------
  95
  96 #define DEFINE_WAPI_FUNC(func) \
  97 func##_PROC lpfn##func = (LONG)GetVersion() >= 0 ? func : func##_9x;
  98
  99
 100 DEFINE_WAPI_FUNC( DdeCreateStringHandleW );
 101 DEFINE_WAPI_FUNC( DdeQueryStringW );
 102 DEFINE_WAPI_FUNC( DdeInitializeW );
 103