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int ExcelCls::ds_ta_function()
{
char *szVersion = new char[255];
version = GetVersion("Excel.Application",szVersion,255);
delete []szVersion;
}
int ExcelCls::GetVersion(LPCTSTR szApp, LPSTR szVersion, ULONG cSize)
{
CHAR szKey[128], szValueName[128];
HKEY hKey, hKey1;
int val = 0;
wsprintf(szKey, "%s", szApp);
LONG lRet = RegOpenKeyEx(HKEY_CLASSES_ROOT, szKey, 0, KEY_ALL_ACCESS, &hKey);
if (lRet != ERROR_SUCCESS) {
ProgID is correct", MB_OK, 0);
return -1;
}
wsprintf(szValueName, "%s", "CurVer");
lRet = RegOpenKeyEx(hKey, szValueName, 0, KEY_ALL_ACCESS, &hKey1);
if (lRet != ERROR_SUCCESS) {
// Excel is registered, but no local server can be found!!!
return -1;
}
// Get the Version information
lRet = RegQueryValueEx(hKey1, NULL, NULL, NULL, (BYTE*)szVersion, &cSize);
// Close the registry keys
RegCloseKey(hKey1);
RegCloseKey(hKey);
// Error while querying for value
if (lRet != ERROR_SUCCESS)
return -1;
// Store the version number
CString x;
x = szVersion;
x.Find(".");
x = x.Right(2);
if (strncmp(x, ".6", 2) == 0)
{
// strcpy(szVersion, "Version 95");
val = -1;
return val;
}
else if (strncmp(x, ".8", 2) == 0)
{
// strcpy(szVersion, "Version 97");
val = 0;
return val;
}
else if (strncmp(x, ".9",2) == 0)
{
// strcpy(szVersion, "Version 2000");
val = 1;
return val;
}
else if (strncmp(x,"10",2) == 0)
{
// strcpy(szVersion, "Version 2002");
val = 2;
return val;
}
else if (strncmp(x,"11",2) == 0)
{
// strcpy(szVersion, "Version 2003");
val = 3;
return val;
}
else
{
val = -1;
return val;
// strcpy(szVersion, "Version unknown");
}
return TRUE;
} |
