CWnd::OnLButtonDown afx_msg void OnLButtonDown( UINT nFlags, CPoint point );ParametersnFlagsIndicates whether various virtual keys are down. This parameter can be any combination of the following values: MK_CONTROL Set if the CTRL key is down. MK_LBUTTON Set if the left mouse button is down. MK_MBUTTON Set if the middle mouse button is down. MK_RBUTTON Set if the right mouse button is down. MK_SHIFT Set if the SHIFT key is down. pointSpecifies the x- and y-coordinate of the cursor. These coordinates are always relative to the upper-left corner of the window.Res 请注意用msdn!!!
afx_msg void OnLButtonDown( UINT nFlags, CPoint point );ParametersnFlagsIndicates whether various virtual keys are down. This parameter can be any combination of the following values: MK_CONTROL Set if the CTRL key is down.
MK_LBUTTON Set if the left mouse button is down.
MK_MBUTTON Set if the middle mouse button is down.
MK_RBUTTON Set if the right mouse button is down.
MK_SHIFT Set if the SHIFT key is down.
pointSpecifies the x- and y-coordinate of the cursor. These coordinates are always relative to the upper-left corner of the window.Res
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