窗体被移动的时候会接收到WM_MOVE消息 但VB没把它转换成事件用子类技术拦截消息！ WM_MOVE The WM_MOVE message is sent after a window has been moved. WM_MOVE xPos = (int)(short) LOWORD(lParam); // horizontal position yPos = (int)(short) HIWORD(lParam); // vertical position
Parameters xPos Value of the low-order word of lParam. Specifies the x-coordinate of the upper-left corner of the client area of the window. yPos Value of the high-order word of lParam. Specifies the y-coordinate of the upper-left corner of the client area of the window. Return Values If an application processes this message, it should return zero. Res The xPos and yPos parameters are given in screen coordinates for overlapped and pop-up windows and in parent-client coordinates for child windows. An application can use the MAKEPOINTS macro to convert the lParam parameter to a POINTS structure. QuickInfo Windows NT: Requires version 3.1 or later. Windows: Requires Windows 95 or later. Windows CE: Requires version 1.0 or later. Header: Declared in winuser.h.
但VB没把它转换成事件用子类技术拦截消息！
WM_MOVE
The WM_MOVE message is sent after a window has been moved. WM_MOVE
xPos = (int)(short) LOWORD(lParam); // horizontal position
yPos = (int)(short) HIWORD(lParam); // vertical position
Parameters
xPos
Value of the low-order word of lParam. Specifies the x-coordinate of the upper-left corner of the client area of the window.
yPos
Value of the high-order word of lParam. Specifies the y-coordinate of the upper-left corner of the client area of the window.
Return Values
If an application processes this message, it should return zero. Res
The xPos and yPos parameters are given in screen coordinates for overlapped and pop-up windows and in parent-client coordinates for child windows. An application can use the MAKEPOINTS macro to convert the lParam parameter to a POINTS structure. QuickInfo
Windows NT: Requires version 3.1 or later.
Windows: Requires Windows 95 or later.
Windows CE: Requires version 1.0 or later.
Header: Declared in winuser.h.
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