WM_CANCELMODE
The
WM_CANCELMODE message is sent to the focus window when a dialog box or message
box is displayed; this enables the focus window to cancel modes, such as mouse
capture.
WM_CANCELMODE
Parameters
This message
has no parameters.
Return Values
If an application
processes this message, it should return zero.
Default Action
The DefWindowProc
function cancels internal processing of standard scroll bar input, cancels
internal menu processing, and releases the mouse capture.
See Also