[Pharo-project] [COTDC] 42 - ExpanderMorphContracted

laurent laffont laurent.laffont at gmail.com
Wed Apr 6 11:03:57 CEST 2011


Yeah coooool !

Laurent

On Wed, Apr 6, 2011 at 10:46 AM, Gary Chambers <gazzaguru2 at btinternet.com>wrote:

>  "I am an Announcement that occurs when an ExpanderMorph is contracted
> (rolled-up).
>
> Example where visibility of another UI component depends on the
> expanded/contracted state of Expander 2
>
> |builder expanders ex1 ex2 text list row|
> builder := UITheme builder.
> expanders := builder newColumn: {
>  ex1 := builder newExpander: 'Expander 1'.
>  ex2 := builder newExpander: 'Expander 2'}.
> expanders
>  width: 100;
>  hResizing: #rigid.
> text := builder
>  newTextEditorFor: (ValueHolder new contents: 'Some text')
>  getText: #contents setText: #contents:.
> list := (builder
>  newListFor: (ListModel new list: #('One' 'Two' 'Three' 'Four');
> selectionIndex: 3)
>  list: #list selected: #selectionIndex changeSelected: #selectionIndex:
>  help: 'This is a list')
>   minWidth: 120;
>   visible: false;
>   disableTableLayout: true.
> ex2 announcer
>  when: ExpanderMorphContracted do: [list hide; disableTableLayout: true];
>  when: ExpanderMorphExpanded do: [list show; disableTableLayout: false].
> row := builder newRow: {
>  expanders.
>  (builder newRow: {text. list})
>   vResizing: #spaceFill}.
> (row openInWindowLabeled: 'Expander Announcements Example') extent:
> 400 at 300
>
> "
>
> Regards, Gary
>
> ----- Original Message -----
> *From:* laurent laffont <laurent.laffont at gmail.com>
> *To:* An open mailing list to discuss any topics related to an
> open-sourceSmalltalk <pharo-project at lists.gforge.inria.fr>
> *Sent:* Tuesday, April 05, 2011 7:32 PM
> *Subject:* [Pharo-project] [COTDC] 42 - ExpanderMorphContracted
>
>  Today:  ExpanderMorphContracted
>
>
> Comment Of The Day Contest - One Day One Comment
> Rules:
> #1: Each day a not commented class is elected. Each day the best comment
> will be integrated with name of the author(s).
> #2: If you cannot comment it, deprecate it.
>  Results: http://code.google.com/p/pharo/wiki/CommentOfTheDayContest
>
> Laurent
>
>
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