Bump
--- In flexcoders@yahoogroups.com, "Geoffrey" <[EMAIL PROTECTED]> wrote:
>
> I have a Repeater of CheckBoxes, which may or may not have a sublayer
> of CheckBoxes. It should look something like:
> [] archive 1
> [] archive 2
> [] dataSource 1
> [] dataSource 2
> [] dataSource 3
> [] archive 3
>
> By default all CheckBoxes are unselected, and any
> sublayer CheckBoxes are not enabled. If you select a CheckBox(archive
> 2) that has sublayer CheckBoxes (dataSource 1- 3), they are enabled.
> If you unselect a CheckBox that has sublayer CheckBoxes, they are
> disabled and unselected.
>
> I'm using the Cairngorm framework, so the call results from the
> database are returned to my model. This model is used as the
> dataProvider for the Repeater.
>
> The issue is that I can not update my model and have the sublayer
> Repeater update properly. For example, if there are three sublayer
> CheckBoxes (like above), selecting the parent CheckBox (archive 2)
> will enable only the first 2 sublayer CheckBoxes (dataSource 1 & 2).
> Then deselecting the parent CheckBox will disable the first 2 sublayer
> CheckBoxes, but enable the third (dataSource 3). From this point on
> the enabled property for dataSource 1&2 will be in a opposite state
> from dataSource 3.
>
> Below are code snippets:
> ------------------------------------------------------------
> Library.mxml:
> <mx:Repeater id="archiveRepeater"
> dataProvider="{__model.archiveElements}">
>
> <mx:CheckBox id="archive"
> label="{archiveRepeater.currentItem.archiveName}"
> click="__model.archiveChanged(event)"/>
>
> <mx:Repeater id="dataSourceRepeater"
> dataProvider=
> "{archiveRepeater.currentItem.archiveDataRepositories}">
>
> <mx:CheckBox id="dataSource"
> label="{dataSourceRepeater.currentItem.repositoryName}"
> enabled="{dataSourceRepeater.currentItem.enabled}"
> selected="{dataSourceRepeater.currentItem.selected}"
> click="__model.dataSourceChanged(event)">
>
> </mx:CheckBox>
> </mx:Repeater>
> </mx:Repeater>
> ------------------------------------------------------------
>
> ------------------------------------------------------------
> LibraryModel.as:
> public function archiveChanged( event:MouseEvent ):void
> {
> var selectionChoice:Boolean = event.target.selected;
> var selectionName:String = event.target.label;
> var al:ArchiveLocation =
> ArchiveLocation(event.target.getRepeaterItem());
> al.selected = selectionChoice;
>
> // Go through any data repositories
> // and toggle their enabled property
> if (al.archiveDataRepositories != null)
> {
> var adr:Array = al.archiveDataRepositories;
> if (selectionChoice == false)
> {
> // Deselect and disable all CheckBoxes
> for (var i:uint = 0; i < adr.length; i++)
> {
> // Update the model
> adr[i].selected = false;
> adr[i].enabled = false;
> }
> else
> {
> // Enable all CheckBoxes
> for (i = 0; i < adr.length; i++)
> {
> adr[i].enabled = true;
> }
> }
> }
> }
> }
> ------------------------------------------------------------
>
> As you can tell, there are ValueObjects that store the enabled and
> selected attributes for the dataSource CheckBoxes.
>
> What's even weirder, is that the ValueObjects that make up the
> dataProvider for the Repeater are updated correctly (their selected
> and enabled properties), but the last CheckBox of any sublayer remains
> in a state that is opposite of the other grouped sublayer CheckBoxes.
>
> I've gotten around this by directly updating the display by using:
> event.target.document.dataSource[i][j].enabled = false;
> But I don't want to rely on this as it will cause issues later on.
>
> I feel that I should be able to update the dataProvider for the
> various Repeaters and this should update the display properly. Any
> suggestions would be greatly appreciated.
>
> ~Geoff~
>
