注册表API简易教程(3)

        dwType = REG_DWORD;
        dwSize = sizeof(DWORD);
        if (RegQueryValueEx(hKey, "AEC",
 0, &dwType, &dwValue, &dwSize) == ERROR_SUCCESS) {
            printf("RegQueryValueEx AEC = %d ", dwValue);
        } else {
            printf("Some error occurred! ");
        }

        //
        // 如果想在Software\daheng_directx创建一个plugins key，
那么就不能再使用hKey了，需要
        // 重新获取这个结点的HKEY。
        //

        if (RegOpenKey(hKey, "plugins", &hSubKey) == ERROR_SUCCESS) {
            char Buffer[256];
            dwType = REG_SZ;
            dwSize = sizeof(Buffer);
            if (RegQueryValueEx(hSubKey, "颜色校正插件", 0, &dwType,
(LPBYTE)Buffer, &dwSize) == ERROR_SUCCESS) {
printf("RegQueryValueEx 颜色校正插件 = %s ", Buffer);