HorizontalSlider.st
author Claus Gittinger <cg@exept.de>
Thu, 28 Mar 2019 15:35:50 +0100
changeset 6039 121d71b79bda
parent 5955 01736fd997e6
permissions -rw-r--r--
#OTHER by cg class: SelectionInListModelView comment/format in: #selectElements:ifAnyAbsent: leftover debugPrint

"{ Encoding: utf8 }"

"
 COPYRIGHT (c) 1992 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.
"
"{ Package: 'stx:libwidg2' }"

"{ NameSpace: Smalltalk }"

Slider subclass:#HorizontalSlider
	instanceVariableNames:''
	classVariableNames:''
	poolDictionaries:''
	category:'Views-Interactors'
!

!HorizontalSlider class methodsFor:'documentation'!

copyright
"
 COPYRIGHT (c) 1992 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.
"
!

documentation
"
    this class implements horizontal sliders.

    [author:]
        Claus Gittinger
"
! !

!HorizontalSlider methodsFor:'initialization'!

initialize
    orientation := #horizontal. 
    super initialize.
    sliderHeight := (self horizontalPixelPerMillimeter:10) rounded.

    "Modified: / 7.3.1999 / 00:00:47 / cg"
! !

!HorizontalSlider methodsFor:'queries'!

computePreferredExtent
    "return the view's preferredExtent."

    |w h|

    w := self class defaultExtent x.
    h := (self verticalPixelPerMillimeter:6) rounded.

    preferredExtent := w @ h.
    ^ preferredExtent.

    "Created: / 09-11-2018 / 19:55:19 / Claus Gittinger"
! !

!HorizontalSlider class methodsFor:'documentation'!

version
    ^ '$Header$'
! !