Texas Instruments TI-89 Developer's Guide

890
Appendix A: System Routines — Menus
TI
-
89 / TI
-
92 Plus Developer Guide
Not for Distribution
Beta Version January 26, 2001
MenuOff
Declaration:
void
MenuOff
(HANDLE
MenuHandle
)
Category(ies):
Menus
Description:
Gray-out the top-level of the menu defined by
MenuHandle
.
Inputs:
MenuHandle
— Handle returned from
MenuBegin
.
Outputs:
None
Assumptions:
None
Side Effects:
None
Availability:
On AMS 2.00 and higher.
TI
-
89 / TI
-
92 Plus
Differences:
None
See Also: MenuBegin, MenuOn
Example:
if (mode == DISABLE_MENU) {
MenuOff( hMenuHandle ); /* Disable entire menu */
.
.
.
MenuOn( hMenuHandle); /* turn menu back on in case it was off */
}

Texas Instruments TI-89 Specifications

General

Display size (HxV)	100 x 160 mm
Memory type	639K FLASH ROM, 188K bytes RAM
Compatible operating systems	Operating System 2.09
Battery type	AAA