Topic       : The GFA-Basic Compendium
Author      : GFA Systemtechnik GmbH
Version     : GFABasic.HYP v2.98 (12/31/2023)
Subject     : Documentation/Programming
Nodes       : 899
Index Size  : 28056
HCP-Version : 3
Compiled on : Atari
@charset    : atarist
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@hostname   : STRNGSRV
@hostname   : CAB     
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@hostname   : THING   
View Ref-FileWIND_UPDATE(flag)

flag: iexp

This function coordinates all functions connected with screen redrawing, in
particular in combination with Pull-down Menus.

Returns 0 if an error occurred.

    flag - Function:
           0: Screen redraw completed                     END_UPDATE
           1: Screen redraw starting                      BEG_UPDATE
           2: Application relinquishes mouse supervision  END_MCTRL
           3: Application takes over mouse supervision    BEG_MCTRL
              GEM functions for menus and window handling are inactive.

wind_update()+