This is looking better by the hour!
Thanks,
Jim
On Wed, May 20, 2009 at 2:34 AM, panyasan <[email protected]> wrote:
>
> Hello Jim,
>
>
> Jim Hunter wrote:
> >
> > Yes, I think linking the controllers would be the way I would want to
> > implement it because that is basically what our Win client does and I
> > would
> > need to replicate it as much as possible to reduce the amount of logic I
> > would need to provide. It looks like I need to do some homework and learn
> > this new stuff so I can start to prepare my app to use it. And viewing
> > your
> > virtual table withs it's speed tells me that I need to convert all my
> > tables
> > to virtual tables to help speed things along as well.
> >
>
> Looking at the code I realized that there is a selection binding mechanism
> already through the qx.data.controller.MSelection Mixin which is included
> in
> both controllers. However, the problem is that I do not have a property
> (yet) to which I could bind the "selection" property exposed by the
> controllers.
>
> Instead, a simple way of doing it is:
>
> treeWidget.addListener("changeSelection", function(event)
> {
> var selection = event.getData();
> if ( selection.length )
> {
> var tableController = tableWidget.getController();
>
> /*
> * set the second parameter passed to the getRowData function
> * to the node label
> */
> tableController.getStore().getMarshaler().getQueryParams()[1]=
> { label : selection[0].label, id : selection[0].id };
> tableController.getTarget().getTableModel().reloadData();
> }
> } );
>
> And ther service method on the server will then get an object with node
> data
> and provide response data based on this information. I have already added
> this to the demo:
>
> http://m53s12.vlinux.de/cboulanger/databinding/build/
>
> You can trigger a reload of table data according to the selected tree node
> by checking 'Bind tree selection to table'.
>
> But maybe Martin has a better idea....
>
> Cheers,
>
> Christian
>
>
> --
> View this message in context:
> http://www.nabble.com/Databinding-for-qx.ui.table.Table-and-qx.ui.treevirtual.TreeVirtual---first-alpha-version-tp23622558p23632068.html
> Sent from the qooxdoo-devel mailing list archive at Nabble.com.
>
>
>
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