Ev_Suspendpainting - Texas Instruments TI-89 Developer's Manual

Appendix A: System Routines — Operating System

EV_suspendPainting

Declaration: EV_FLAGS EV_suspendPainting (void)
Category(ies): Operating System
Description: Tells the OS to quit sending CM_WPAINT messages when it finds dirty
windows. This is useful when you are creating your own dialog or menu
managers. This prevents paint messages from being sent to background
windows while you are processing events.
Inputs: None
Outputs: Returns the state of paint messages before EV_suspendPainting was
called.
Assumptions: Save the returned state of paint messages from this call, and use the
saved state to restore painting later with a call to EV_restorePainting.
Side Effects: None
Availability: All versions of the TI-89 / TI-92 Plus.
TI-89 / TI-92 Plus
Differences: None
See Also: EV_restorePainting
Example: See EV_captureEvents.
TI-89 / TI-92 Plus Developer Guide Not for Distribution
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Beta Version January 26, 2001