hwndDlg (HWND) - input

Dialog-window handle.

prgwptl (PPOINTL) - in/out

Coordinate points to be mapped.

The mapped points are substituted.

cwpt (ULONG) - input

Number of coordinate points.

fCalcWindowCoords (BOOL) - input

Calculation control.

TRUE

The points are in dialog coordinates and are to be mapped into window coordinates relative to the window specified by the hwndDlg parameter.
FALSE
The points are in window coordinates relative to the window specified by the hwndDlg parameter and are to be mapped into dialog coordinates.

rc (BOOL) - returns

Coordinates-mapped indicator.

TRUE

Coordinates successfully mapped
FALSE
Coordinates not successfully mapped.

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