"
COPYRIGHT (c) 1999 by eXept Software AG
All Rights Reserved
This software is furnished under a license and may be used
only in accordance with the terms of that license and with the
inclusion of the above copyright notice. This software may not
be provided or otherwise made available to, or used by, any
other person. No title to or ownership of the software is
hereby transferred.
"
TopView subclass:#ExternalTopView
instanceVariableNames:''
classVariableNames:''
poolDictionaries:''
category:'Graphics-Support'
!
!ExternalTopView class methodsFor:'documentation'!
copyright
"
COPYRIGHT (c) 1999 by eXept Software AG
All Rights Reserved
This software is furnished under a license and may be used
only in accordance with the terms of that license and with the
inclusion of the above copyright notice. This software may not
be provided or otherwise made available to, or used by, any
other person. No title to or ownership of the software is
hereby transferred.
"
!
documentation
"
Represents a view as created by some other application.
This is a support-class to allow ST/X views to be created
inside other applications.
A simple demoApplication is found in goodies/stxInExternalWindow.
[author:]
Claus Gittinger (cg@exept.de)
[see also:]
[instance variables:]
none added here
[class variables:]
none added here
"
! !
!ExternalTopView class methodsFor:'instance creation'!
newWithID:anAlienWindowID
^ self new setWindowID:anAlienWindowID
! !
!ExternalTopView methodsFor:'private'!
checkWindowStillAlive
"/ check for a destroyed topView (since we do not get any events from X)
Transcript showCR:'check ...'.
Processor
addTimedBlock:[self sensor pushUserEvent:#checkWindowStillAlive for:self]
afterMilliseconds:2000
! !
!ExternalTopView methodsFor:'private accessing'!
setWindowID:aWindowID
drawableId := aWindowID.
realized := shown := true.
! !
!ExternalTopView methodsFor:'queries'!
isExternalTopView
"return true, if this is an external topView - always true here"
^ true
! !
!ExternalTopView methodsFor:'redefined'!
destroyView
"never destroyed by ST/X - instead, the view is under
control of the host application ..."
realized := false.
drawableId := nil.
!
open
"redefined to start a watch timeout for closed windows;
this is required, since we wont get any closeRequest event for
external windows (as all of its events are handled by the alien
application)"
super open.
self checkWindowStillAlive
!
unmap
"redefined as a noop;
ExternalTopViews are never unmapped by ST/X - instead, the view is under
control of the host application ..."
! !
!ExternalTopView class methodsFor:'documentation'!
version
^ '$Header: /cvs/stx/stx/libview2/ExternalTopView.st,v 1.7 1999-02-15 17:47:38 cg Exp $'
! !