/******************************************************************
 函数名         :CenterWnd
 参数           :HWND hWnd 为欲居中的窗体句柄
 返回值         :无
 功能描述       :将指定的窗体居中
                  
                                        Dev hankcs 2010
 ******************************************************************/
void CenterWnd(HWND hWnd)
{
 RECT rWnd;
 GetWindowRect(hWnd, &rWnd);
 int nWnd_w = rWnd.right – rWnd.left;
 int nWnd_h = rWnd.bottom – rWnd.top;
 int nDC_w = GetSystemMetrics(SM_CXSCREEN);
 int nDC_h = GetSystemMetrics(SM_CYSCREEN);
 int nStartp_x = (nDC_w – nWnd_w)/2;
 int nStartp_y = (nDC_h – nWnd_h)/2;
 SetWindowPos(hWnd, HWND_NOTOPMOST, nStartp_x, nStartp_y, 0, 0, SWP_NOSIZE);
} 
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