DosScrLock: Difference between revisions

Latest revision as of 15:40, 17 October 2018

This allows a process to lock the screen exclusively for itself, until it is DOSSCRUNLOCKed again. Other sessions will be sent into background, if they also request the screen.

Syntax

DOSSCRLOCK(short wait,UCHAR* rc)

Parameters

wait: =0 return directly; =1 wait until screen is available
rc: =0 lock succeeded; =1 lock failed

Return Code

APIRET16 Pascal far

Related Functions

DosScrUnlock

@@ Line 1: / Line 1: @@
-[[image:legacy.png]]
+This allows a process to lock the screen exclusively for itself, until it is DOSSCRUNLOCKed again. Other sessions will be sent into background, if they also request the screen.
-==Description==
+==Syntax==
-This allows a process to lock the screen exclusively for itself, until it is DOSSCRUNLOCKed again. Other sessions will be sent into background, if they also request the screen.
+ DOSSCRLOCK(short wait,UCHAR* rc)
-==Syntax==
-<PRE>
-APIRET16 Pascal far DOSSCRLOCK(short wait,UCHAR* rc)
-</PRE>
 ==Parameters==
-; wait
+;wait
-    =0 return directly
+:=0 return directly
-    =1 wait until screen is available
+:=1 wait until screen is available
+;rc
-; rc
+:=0 lock succeeded
-    =0 lock succeeded
+:=1 lock failed
-    =1 lock failed
 ==Return Code==
+APIRET16 Pascal far
-==Remarks==
-==Example Code==
-<PRE>
-</PRE>
 ==Related Functions==
-*
+*[[DosScrUnlock]]
-[[Category:The OS/2 API Project]]
+[[Category:Dos]]