afx_msg void OnNcMButtonDblClk( UINT nHitTest, CPoint point );
nHitTest
Specifies the hit-test code. A hit test is a test that determines the location of the cursor.
point
Specifies a CPoint that contains the x and y screen coordinates of the cursor position. These coordinates are always relative to the upper-left corner of the screen.
Called when the user double-clicks the middle mouse button while the cursor is within a nonclient area.
This message-handler member function calls the Default member function. Override this member function in your derived class to handle the WM_NCMBUTTONDBLCLK message.
CWnd::OnNcHitTest, CWnd::OnNcMButtonDown, CWnd::OnNcMButtonUp, WM_NCMBUTTONDBLCLK, CWnd::Default