"
COPYRIGHT (c) 1994 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:2.10.4 on 18-nov-1994 at 12:07:44'!
View subclass:#TabSpecRuler
instanceVariableNames:'tabSpec titleEntry handleStyle'
classVariableNames:'DefaultHandleStyle'
poolDictionaries:''
category:'Views-Misc'
!
!TabSpecRuler class methodsFor:'documentation'!
copyright
"
COPYRIGHT (c) 1994 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
"
$Header: /cvs/stx/stx/libwidg2/TabSpecRuler.st,v 1.3 1995-02-18 20:48:59 claus Exp $
"
!
documentation
"
this class is not yet finished.
"
!
examples
"
|top head spec|
top := View new.
top extent:300@100.
head := TabSpecRuler in:top.
head width:1.0.
head level:1.
spec := TabulatorSpecification new.
spec unit:#inch.
spec positions:#(0 1 2.5 3.5 4 5 ).
spec align: #(#left #left #right #right #center #decimal ).
head tabulatorSpecification:spec.
top open.
"
! !
!TabSpecRuler class methodsFor:'defaults'!
updateStyleCache
DefaultHandleStyle := StyleSheet at:'tabRulerHandleStyle'.
! !
!TabSpecRuler methodsFor:'redrawing'!
drawHandleAtX:x type:handleType
"redraw a handle"
handleStyle isNil ifTrue:[
self displayLineFromX:x rounded
y:0
toX:x rounded
y:height - 1
]
!
redraw
"redraw the handles from by tabSpec"
|x|
tabSpec isNil ifTrue:[^ self].
1 to:tabSpec size do:[:i |
x := tabSpec positionOfTab:i on:self.
x := x rounded.
self drawHandleAtX:x type:(tabSpec typeOfTab:i).
]
! !
!TabSpecRuler methodsFor:'initialization'!
initStyle
super initStyle.
handleStyle := DefaultHandleStyle
!
initialize
super initialize.
self height:(font height + (2 * font descent)).
"
TabSpecRuler new open
"
!
initEvents
super initEvents.
self enableButtonEvents.
self enableMotionEvents.
! !
!TabSpecRuler methodsFor:'accessing'!
tabulatorSpecification:aTabSpec
tabSpec := aTabSpec
! !