CWnd::OnLButtonDown

Syntax

afx_msg void OnLButtonDown( UINT nFlags, CPoint point );

Parameters

nFlags

Indicates whether various virtual keys are down. This parameter can be any combination of the following values:

Value Description

MK_CONTROL Set if CONTROL key is down.
MK_LBUTTON Set if left mouse button is down.
MK_MBUTTON Set if middle mouse button is down.
MK_RBUTTON Set if right mouse button is down.
MK_SHIFT Set if SHIFT key is down.

point

Specifies the x- and y-coordinate of the cursor. These coordinates are always relative to the upper-left corner of CWnd.

Remarks

Called when the user presses the left mouse button.

This message-handler member function calls the Default member function. Override this member function in your derived class to handle the WM_LBUTTONDOWN message.

See Also

CWnd::OnLButtonDblClk, CWnd::OnLButtonUp, WM_LBUTTONDOWN, CWnd::Default