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- "======================================================================
- |
- | Copyright (C) 1990, 1991 Free Software Foundation, Inc.
- | Written by Steve Byrne.
- |
- | This file is part of GNU Smalltalk.
- |
- | GNU Smalltalk is free software; you can redistribute it and/or modify it
- | under the terms of the GNU General Public License as published by the Free
- | Software Foundation; either version 1, or (at your option) any later version.
- |
- | GNU Smalltalk is distributed in the hope that it will be useful, but WITHOUT
- | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
- | FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
- | details.
- |
- | You should have received a copy of the GNU General Public License along with
- | GNU Smalltalk; see the file COPYING. If not, write to the Free Software
- | Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
- |
- ======================================================================"
-
-
- "
- | Change Log
- | ============================================================================
- | Author Date Change
- | sbyrne 24 May 90 created.
- |
- "
-
-
- Object subclass: #Drawable
- instanceVariableNames: 'display id'
- classVariableNames: ''
- poolDictionaries: 'XGlobals'
- category: 'X hacking'
- !
-
- Object subclass: #GC "should this be folded into some higher level class?"
- instanceVariableNames: 'display drawable id'
- classVariableNames: ''
- poolDictionaries: 'XGlobals'
- category: 'X hacking'
- !
-
- !Drawable methodsFor: 'X hacking'!
-
- createGC: aBlock
- | packet gc |
-
- packet _ XGCAttrPacket command: 55.
-
- gc _ GC new: display drawable: self.
- packet long: gc id; long: self id.
- aBlock notNil
- ifTrue: [ aBlock value: packet ]
- ifFalse: [ packet noBits ].
-
-
- display socket bytes: packet done.
- ^gc
- !
-
- id
- ^id
- !!
-