Texas Instruments TI-89 Developer's Guide

1154
Appendix A: System Routines — Windows
TI
-
89 / TI
-
92 Plus Developer Guide
Not for Distribution
Beta Version January 26, 2001
WinBackupToScr
Declaration:
void
WinBackupToScr
(WINDOW *
w
)
Category(ies):
Windows
Description:
If the given window was opened with the WF_DUP_SCR flag, copy the
current backup screen (duplicate screen) to the real screen. When a
window is opened with the WF_DUP_SCR flag, all output to that window is
saved in a backup screen image (allocated in the heap). This routine
copies the contents of that image to the real screen.
Inputs:
w
— WINDOW struct of a previously opened window with the
WF_DUP_SCR flag.
Outputs:
None
Assumptions:
The WINDOW
w
was opened with the WF_DUP_SCR.
Side Effects:
None
Availability:
All versions of the TI
-
89 / TI
-
92 Plus.
TI
-
89 / TI
-
92 Plus
Differences:
None
See Also: WinOpen
Example:
See
DrawWinBorder
.

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