Texas Instruments TI-89 Developer's Guide

Appendix A: System Routines — Menus
883
TI
-
89 / TI
-
92 Plus Developer Guide
Not for Distribution
Beta Version January 26, 2001
MenuGetTopRedef
Declaration:
SINT
MenuGetTopRedef
(HANDLE
MenuHandle
, SWORD
Index
)
Category(ies):
Menus
Description:
Return the current value of a redefinable top-level menu item (0 if not
redefined or redefinable).
Inputs:
MenuHandle
— Handle returned from
MenuBegin
.
Index
— 0 . . . number of top-level items
L
1.
Outputs:
Menu ID (as defined in the MENU structure) for the selected menu item.
Assumptions:
MenuHandle
refers to a menu-draw handle with the MBF_REDEF flag bit
set when it was started with
MenuBegin
. Redefinable menus may only be
created with the resource compiler.
Side Effects:
None
Availability:
All versions of the TI
-
89 / TI
-
92 Plus.
TI
-
89 / TI
-
92 Plus
Differences:
None
See Also: MenuBegin, MenuTopRedef, MenuTopSelect
Example:
See
MenuTopRedef
for an example and further details.

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