Qmenutopselect - Texas Instruments TI-89 Developer's Manual

Appendix A: System Routines — Menus

QMenuTopSelect

Declaration: WORD QMenuTopSelect (HANDLE MenuHandle )
Category(ies): Menus
Description: Return the currently selected top-level menu item (only one may be
selected at a time) or L1 if none is selected.
MenuHandle — Handle returned from MenuBegin.
Inputs:
Outputs: Top-level menu index (0 . . . number of top-level items – 1).
MenuHandle refers to a menu-draw handle returned from MenuBegin.
Assumptions:
MenuTopSelect is normally used with redefinable menus.
Side Effects: None
Availability: On AMS 2.00 and higher.
TI-89 / TI-92 Plus
Differences: None
See Also: MenuBegin, MenuTopSelect
Example: See MenuTopRedef for an example of using MenuTopSelect. Note that
QMenuTopSelect just returns the value set by MenuTopSelect.
TI-89 / TI-92 Plus Developer Guide Not for Distribution
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Beta Version January 26, 2001