"

 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.

    [author:]

        Claus Gittinger (cg@exept.de)

    [see also:]

    [instance variables:]

    [class variables:]

"

! !

!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

    ^ true

!

isExternalWindow

    ^ 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

    super open.

    self checkWindowStillAlive

!

unmap

    "never unmapped by ST/X - instead, the view is under

     control of the host application ..."

! !

!ExternalTopView class methodsFor:'documentation'!

version

! !