Hi,
I noticed your LayerStore is on autoload:false
Did you try to set it to true?
Julien
On 13-01-25 10:35 AM, Antonio Parrotta wrote:
> Hi,
>
> I'm trying to make an MVC app with a panel that contains a LayerTree
> using EXTJS4 and GeoExt2.
>
> Basically the problem is that the layertree needs to have the layer
> store available on init but data are actually not ready, so layer tree
> can be there before the map (or layer store) is available. The result of
> this is that layers are not displayed in the tree. I tried to reload the
> stores without any success. Do you have any hint?
>
> Thanks a lot
>
> I have then a
>
> Ext.define('Pandora.view.LayersTree', {
> // Ext.panel.Panel-specific options:
> extend: 'GeoExt.tree.Panel',
> store: 'LayersTree',
> .....
>
>
> then
> Ext.define('Pandora.store.LayersTree', {
> extend: 'Ext.data.TreeStore',
> model: 'GeoExt.data.LayerTreeModel',
>
> root: {
> expanded: true,
> children: [{
> plugins: [{
> ptype: 'gx_layercontainer',
> loader: {
> store: Ext.data.StoreManager.lookup('LayersMap'),//map.layers,
> createNode: function(attr) {
> // add a WMS legend to each node created
> if(!(attr.layer instanceof OpenLayers.Layer.OSM || attr.layer instanceof
> OpenLayers.Layer.Vector))
> {
> attr.component = {
> xtype: "gx_wmslegend",
> layerRecord: mapPanel.layers.getByLayer(attr.layer),
> showTitle: false,
> // custom class for css positioning
> // see tree-legend.html
> cls: "legend"
> };
> };
> return GeoExt.tree.LayerLoader.prototype.createNode.call(this, attr);
> }
>
> and the layerstore
>
> Ext.define('Pandora.store.LayersMap', {
> extend: 'GeoExt.data.LayerStore',
> autoload : false
>
> and finally
>
> in the map I simply do
>
> store: 'LayersMap',
> ...
> Ext.data.StoreManager.lookup(this.store).bind(map);
>
>
>
>
> - Antonio
> il
> *articolo*: /il, la, le, i, lo, l ', gli, lo stesso/
>
>
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>
--
Julien-Samuel Lacroix
Mapgears
http://www.mapgears.com/
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