DIRECTORY TEditLocks, TEditLocksPrivate, TextNode, NodeProps; TEditLocksPrivateImpl: CEDAR MONITOR IMPORTS NodeProps EXPORTS TEditLocksPrivate = BEGIN OPEN TEditLocks; lastRoot: TextNode.Ref _ NIL; lastLock: LockRef _ NIL; GetLock: PUBLIC ENTRY PROC [root: TextNode.Ref] RETURNS [lock: LockRef] = { ENABLE UNWIND => NULL; IF root = NIL THEN RETURN [NIL]; IF root = lastRoot THEN RETURN [lastLock]; lastRoot _ root; lock _ lastLock _ NARROW[NodeProps.GetProp[root, $DocumentLock]]; IF lastLock # NIL THEN RETURN; lock _ lastLock _ NEW[LockRecord]; NodeProps.PutProp[root, $DocumentLock, lock]; }; NodeProps.Register[$DocumentLock, NodeProps.NullRead, NodeProps.NullWrite, NodeProps.NullCopy]; END. ήTEditLocksPrivateImpl.mesa Copyright c 1985 by Xerox Corporation. All rights reserved. Edited by Paxton on October 11, 1982 10:27 am Doug Wyatt, March 3, 1985 6:05:24 pm PST Don't copy document lock or big trouble. Κ]˜codešœ™Kšœ Οmœ1™