"

 COPYRIGHT (c) 1995 by Claus Gittinger

	      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.

"

'From Smalltalk/X, Version:2.10.5 on 15-may-1995 at 9:37:01 am'!

Object subclass:#ListEntry

	 instanceVariableNames:''

	 classVariableNames:''

	 poolDictionaries:''

	 category:'Views-Support'

!

!ListEntry class methodsFor:'documentation'!

copyright

"

 COPYRIGHT (c) 1995 by Claus Gittinger

	      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.

"

!

version

!

documentation

"

    ListEntry is an abstract superclass for objects which can be used

    in place of strings in ListViews or SelectionInListViews.

    If you want to create new subclasses, implement (at least) the methods

    found in the 'required protocol' category.

"

! !

!ListEntry methodsFor:'queries'!

includes:aCharacter 

    ^ self string includes:aCharacter

!

string

    ^ self asString

! !

!ListEntry methodsFor:'required protocol'!

displayOn:aGC x:x y:y

    "display the receiver on a GC"

    ^ self subclassResponsibility

!

asString

    "return the receiver as a string (for example, to store it in a file)"

    ^ self subclassResponsibility

!

widthIn:aGC

    "return the width (in device units) of the receiver when displayed in aGC"

    ^ self subclassResponsibility

! !