The ID of the dialog item for which you want to retrieve the cursor position.

Pointer to a COORD structure where dialog manager will place information about cursor position (COORD.Y = 0 for line editor).

FALSE is returned if the given ID does not specify an edit control or DI_USERCONTROL item.
TRUE is returned when COORD contains cursor position.

Control	Description
DI_COMBOBOX	combined list
DI_EDIT	edit line
DI_FIXEDIT	fixed-size input field
DI_PSWEDIT	password input field
DI_USERCONTROL	custom (defined by programmer) control