无边框模式对话框,设置鼠标拖动

无边框模式对话框,设置鼠标拖动

1. 对话框中创建成员变量

  1. long _icur;

2. 响应对话框类消息 WM_NCHITTEST

  1. ScreenToClient(&point);
  2. RECT rtWindow;
  3. GetClientRect(&rtWindow);
  4. long wndHeight = rtWindow.bottom - rtWindow.top;
  5. long wndWidth = rtWindow.right - rtWindow.left;
  6. _icur = 0;
  7. RECT rcW = {0,0,wndWidth,100};
  8. if(::PtInRect(&rcW,point))
  9. {
  10. return HTCAPTION; // 在拖动范围内
  11. }
  12. return CWnd::OnNcHitTest(point);

3. 响应对话框类消息 WM_SETCURSOR

  1. if(_icur==0)
  2. {
  3. ::SetCursor(AfxGetApp()->LoadStandardCursor(IDC_ARROW));
  4. return TRUE;
  5. }
  6. return CDialog::OnSetCursor(pWnd, nHitTest, message);

参考

  1. (在VC++中实现无标题栏对话框的拖动) [http://blog.csdn.net/pjl1119/article/details/6775378]




原文地址:https://www.cnblogs.com/skyhuangdan/p/5485034.html