点击对话框的任何位置都能拖动，模拟单机了鼠标左键

void CGoBangDlg::OnLButtonDown(UINT nFlags, CPoint point) { //模拟鼠标点击在None-Client，非客户区  HTCAPTION   点击标题   //功能是：点击对话框的任何位置都能拖动窗口 PostMessage(WM_NCLBUTTONDOWN,HTCAPTION,MAKELPARAM(point.x,point.y)); CD

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