Hi Riccardo,
here a code snippet I have in use:
myStore.setDefaultSort('magnitudo', 'DESC'); // just after instanciating
the store
Best regards,
Chris
Am 02.11.2011 12:16, schrieb Riccardo Gaeta:
> Hi all,
> I have a problem: I'm not able to set correctly the sortInfo to have
> my data ordered in my GridPanel by a column.
> I've spent lot of time by forum but I was not able to find a solution
> for me.
> I load a WFS layer from MapServer/Postgis, then I like order the data
> (like 20-30 records) by date field.
> My date field originally come from Postgres "timestamp", but here I
> translate it as string.
> Anyway I don't know why Ext order my records with this column
> "full_date", in ascending order, and I'm not able to reverse this
> order, or better change the field to use for order my data (like
> "magnitudo", that is a double field).
>
> I use Ext 3.4.0, and I try my page on Chrome.
>
> Thanks everyone could give me a suggest!!!
>
> The code (the commented line are my test:they don't work):
>
> var sismi = new OpenLayers.Layer.Vector("Sismicità strumentale -
> ultimi 15 giorni", {
> styleMap: styleMap_sismi,
> strategies: [new OpenLayers.Strategy.Fixed()],
> protocol: new OpenLayers.Protocol.WFS({
> url: urlMS_sismi, version: "1.1.0", featureType: "sism_last15",
> featureNS: "http://mapserver.gis.umn.edu/mapserver";,
> extractAttributes: true, extractStyles: true, geometry: "msGeometry",
> srsName: "EPSG:32632"
> })
> });
> var store_sismi = new GeoExt.data.FeatureStore({
> fields: [
> {name: "latitudine", type: "float"},
> {name: "longitudine", type: "float"},
> {name: "profondita", type: "float"},
> {name: "magnitudo", type: "float", mapping:"magnitudo"},
> {name: "regione_geografica", type: "string"},
> {name: "num_fasi", type: "integer"},
> {name: "max_gap_az", type: "integer"},
> {name: "localita", type: "string"},
> {name: "full_date", type: "string"}
> ],
> layer: sismi
> //, remoteSort: false //to enable sorting from server
> , sortInfo:{"field": 'magnitudo', "direction": "DESC"} //don't
> work...
> //, paramOrder:['magnitudo']
> });
> //store_sismi.setDefaultSort('magnitudo', 'DESC');
> //store_sismi.sort('magnitudo', "DESC");
>
> gridPanel = new Ext.grid.GridPanel({
> xtype : 'grid', //a cosa serve?
> title: "Elenco degli eventi sismici",
> region: "south",
> //stripeRows: true,
> columnLines: true,
> viewConfig: {forceFit: true},
> store: store_sismi,
> loadMask: true, //a cosa serve?
> height: Math.round(height_map*0.4), //280
> autoScroll: true,
> collapsible: true,
> collapsed: false,
> //sm: new GeoExt.grid.FeatureSelectionModel(), //per
> sincronizzare grid e features
> cm: new Ext.grid.ColumnModel({
> defaults: {
> sortable: true
> },
> columns: [
> {header: "<b>Magnitudo [ML]</b>", dataIndex:
> "magnitudo", decimalPrecision: 2,
> align: "center", width: 150},
> {header: "<b>Tempo origine</b>", dataIndex: "full_date", width: 175},
> {header: "Prof. [km]", dataIndex:
> "profondita", decimalPrecision: 2, align: "center"},
> {header: "Lat", dataIndex: "latitudine",
> decimalPrecision: 3, align: "center"},
> {header: "Lon", dataIndex: "longitudine",
> decimalPrecision: 3, align: "center"},
> {header: "Regione geografica", dataIndex:
> "regione_geografica", width: 180},
> {header: "Localita", dataIndex: "localita",
> width: 180},
> {header: "Nfasi", dataIndex: "num_fasi",
> align: "center"},
> {header: "gap", dataIndex: "max_gap_az",
> align: "center"}
> ]
> })
> //,autoLoad: true //se true anche se il layer non è sulla
> mappa viene caricato
> });
>
>
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