Ev_Flags; Operating System - Texas Instruments TI-89 Developer's Manual

Appendix B: Global Variables — Operating System

EV_flags

Declaration: EV_FLAGS EV_flags
Category(ies):

Operating System

Description: The event manager maintains state information in the bits of EV_flags.
EV_OFF
EV_SUSPEND_PAINTING — This flag is set by EV_suspendPainting
Inputs: Not applicable.
Outputs: Not applicable.
Assumptions: Access_AMS_Global_Variables is defined.
Side Effects: Not applicable.
Availability: On AMS 2.04 and higher.
TI-89 / TI-92 Plus
Differences: None
See Also: EV_captureEvents, EV_suspendPainting, EV_restorePainting
Example: See the example for EV_captureEvents.
TI-89 / TI-92 Plus Developer Guide
— The default event handler sets this flag
when the 2 ® key is pressed. Macro
EV_TST_OFF returns TRUE if this flag is
set. When an application receives the
CM_QUIT event, it can test the EV_OFF
flag to determine if the calculator is being
turned off. The EV_OFF flag will never be
set when any other events are sent to an
app.
and restored by EV_restorePainting.
The event manager quits sending
CM_WPAINT messages when this flag is
set, and resumes when this flag is clear.
Not for Distribution
1261
Beta Version January 26, 2001