ptspointerpos (POINTS)

Pointer position.

The pointer position is in window coordinates relative to the bottom-left corner of the hit-tested window, when the drag operation is terminated.

fsHitTestres (USHORT)

Hit-test result.

fsHitTestres provides the hit-test result. It contains the value returned from the hit-test process, which determines the window to be associated with this message. For details of the possible values, see WM_HITTEST.

rc (BOOL)

Processed indicator.

TRUE

Message processed
FALSE
Message ignored.

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