Texas Instruments TI-89 Developer's Guide

Appendix A: System Routines — Apps
327
TI
-
89 / TI
-
92 Plus Developer Guide
Not for Distribution
Beta Version January 26, 2001
OO_UninstallAppHook
Declaration:
BOOL
OO_UninstallAppHook
(AppID
appid
, pFrame
hookFrame
)
Category(ies):
Apps
Description:
This routine uninstalls an application hook previously installed with a call to
OO_InstallAppHook
or
OO_InstallAppHookByName
.
Inputs:
appid
— ID of app from which to remove the hook.
hookFrame
— Pointer to the frame to unhook. Use the hook frame value
returned from
OO_InstallAppHook
or
OO_InstallAppHookByName
.
Outputs:
Returns TRUE if the hook was found and removed from the app’s list of
hooks. Otherwise, returns FALSE.
Assumptions:
This routine frees the memory occupied by the hook.
Side Effects:
None
Availability:
On AMS 2.00 and higher.
TI-89 / TI-92 Plus
Differences:
None
See Also: OO_InstallAppHook, OO_InstallAppHookByName,
OO_UninstallAppHookByName
Example:
pFrame hook;
.
.
.
/* hook contains pointer stored by call to OO_InstallAppHook */
OO_UninstallAppHook(appid, hook);

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