WM_MBUTTONDOWN WM_MBUTTONUP WM_MOUSEACTIVATE WM_MOUSEHOVER WM_MOUSEHWHEEL WM_MOUSELEAVE WM_MOUSEMOVE WM_MOUSEWHEEL WM_NCHITTEST WM_NCLBUTTONDBLCLK WM_NCLBUTTONDOWN WM_NCLBUTTONUP WM_NCMBUTTONDBLCLK WM_NCMBUTTONDOWN WM_NCMBUTTONUP WM_NCMOUSEHOVER ...
试题来源: 解析 WM_LBUTTONDOWN是在左击客户区时响应; WM_NCLBUTTONDOWN是在左击非客户区时响应。 客户区:VB中BorderStyle=2的Form中,标题栏(即Caption那栏)就是非客户区,标题栏以外的窗体就是客户区。 --- 用户点击在标...反馈 收藏
WM_LBUTTONDOWN是在左击客户区时响应; WM_NCLBUTTONDOWN是在左击非客户区时响应。 客户区:VB中BorderStyle=2的Form中,标题栏(即Caption那栏)就是非客户区,标题栏以外的窗体就是客户区。 --- 用户点击在标题栏会触发WM_NCLBUTTONDOWN消息;点击在标题栏以外的窗体会触发WM_NCLBUTTONDOWN消息。
答案解析 查看更多优质解析 解答一 举报 WM_LBUTTONDOWN是在左击客户区时响应; WM_NCLBUTTONDOWN是在左击非客户区时响应。 客户区:VB中BorderStyle=2的Form中,标题栏(即Caption那栏)就是非客户区,标题栏以外的窗体就是客户区。 --- 用户点击在标... 解析看不懂?免费查看同类题视频解析查看解答 特别推荐 热...
void CDlgXXX::OnLButtonDown(UINT nFlags, CPoint point) { //拖动窗口任意位置移动窗口 PostMessage(WM_NCLBUTTONDOWN,HTCAPTION,MAKELPARAM(point.x, point.y)); //使其他窗口跟随移动 PostMessage(hWnd,WM_NCLBUTTONDOWN,HTCAPTION,MAKELPARAM(point.x, point.y)); ...
PostMessage(WM_NCLBUTTONDOWN, HTCAPTION, MAKELPARAM(point.x, point.y)); CDialog::OnLButtonDown(nFlags, point); } C# 使用WM_NCLBUTTONDOWN消息实现任意位置移动窗体 publicconstintWM_NCLBUTTONDOWN=0xA1; publicconstintHT_CAPTION=0x2; [DllImportAttribute("user32.dll")] ...
因为默认的WndProc里面做了处理。（里面有个while 循环，使用SetCapture/GetMessage 来捕捉鼠标消息，实现窗口标题栏的拖动）。只有鼠标释放才退出这个循环。你把 base.WndProc(ref m); 这段，放在switch后面就能正常的拦截到 WM_NCLBUTTONDOWN 消息了。同样的 WM_NCLBUTTONUP 消息也由于 while循环的存在，...
另外，对canvas绑定拖动的 功能，这样就基本实现了简易的窗口视频。 本章内容的重点就是request...
WM_LBUTTONUP WM_MBUTTONDBLCLK WM_MBUTTONDOWN WM_MBUTTONUP WM_MOUSEACTIVATE WM_MOUSEHOVER WM_MOUSEHWHEEL WM_MOUSELEAVE WM_MOUSEMOVE WM_MOUSEWHEEL WM_NCHITTEST WM_NCLBUTTONDBLCLK WM_NCLBUTTONDOWN WM_NCLBUTTONUP WM_NCMBUTTONDBLCLK WM_NCMBUTTONDOWN WM_NCMBUTTONUP WM_NCMOUSEHOVER WM_NCMOUSELEAVE WM_NC...
#define WM_NCLBUTTONDOWN 0x00A1 ParameterswParam The hit-test value returned by the DefWindowProc function as a result of processing the WM_NCHITTEST message. For a list of hit-test values, see WM_NCHITTEST. lParam A POINTS structure that contains the x- and y-coordinates of the curso...