Hi,
the Ext way (and the one we support and encourage) is to configure the loader
with a custom createNode method (*not* the addLayerNode method!).
Regards,
Andreas.
On Sep 14, 2010, at 17:04 , Xurxo Mendez wrote:
> Hi all,
>
> I'm trying to get a tree panel with some layers, and I want each LayerNode to
> show a different custom icon. I'm trying it in various ways:
>
> WAY 1 - Adding each layerNode one by one, like this:
>
> var layerNode1 = new GeoExt.tree.LayerNode({
> // ...
> layer: layer1,
> iconCls: 'myIconCls_1',
> // ...
> });
> var layerNode2 = // ... similar code to layerNode1
> var layerNode3 = // ...
> // ...
>
> var panel = new Ext.tree.TreePanel({
> root: {
> children: [layerNode1, layerNode2, // ...]
> },
> // ...
> });
>
> But this way the icon still remains the default one.
>
> WAY 2 - Adding all layers at the same time using LayerContainer, like this:
>
> var layerList = new GeoExt.tree.LayerContainer({
> text: 'Layer container',
> leaf: false,
> expanded: true,
> loader: {
> baseAttrs: {
> iconCls: 'myClass'
> }
> }
> });
>
> This works, but this way, of course, sets the same icon to every layerNode
> there.
>
> As a temporal solution, I've patched the LayerLoader's addLayerNode method,
> leaving it like this:
>
> // ...
> var child = this.createNode({
> nodeType: 'gx_layer',
> layer: layerRecord.get("layer"),
> layerStore: this.store,
> +++ iconCls:layerRecord.get("layer").iconCls
> });
> // ...
>
> This way, setting an iconCls property in the (OpenLayers) Layer object works.
>
> My question is: is there any other way to do this? Both of them, setting
> different custom icons to layerNodes when adding them individually and when
> adding them using LayerContainer with filters.
>
> Thank you in advance,
>
> Best regards,
>
> Xurxo Méndez Pérez
> _______________________________________________
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--
Andreas Hocevar
OpenGeo - http://opengeo.org/
Expert service straight from the developers.
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