Ext.onReady(function(){

	//clears the non-js version
	
	document.getElementById("news-grid").innerHTML = "";

    // create the Data Store
    var store = new Ext.data.Store({
        // load using script tags for cross domain, if the data in on the same domain as
        // this page, an HttpProxy would be better
        proxy: new Ext.data.HttpProxy({
            url: 'http://www.europa-fels.eu/ajax_news.php'
        }),

        // create reader that reads the Topic records
        reader: new Ext.data.JsonReader({
            root: 'news',
            totalProperty: 'totalCount',
            id: 'id',
            fields: [
                {name: 'time', mapping: 'time', type: 'date', dateFormat: 'timestamp'},
                'topic', 'headline', 'newstext', 'url_addition'            ]
        }),

        // turn on remote sorting
        remoteSort: true
    });
    store.setDefaultSort('time', 'desc');

    // pluggable renders
    function renderTopic(value, p, record){
        return String.format(
                '<div class="newsHeadline"><a href="http://www.europa-fels.eu/news/2/0/{2}/{1}.html">{0}</a></div>',
                value, record.data.url_addition, record.id);
    }
    function renderTime(value, p, r){
        return String.format('{0}', value.dateFormat('j.m.Y'), r.data['lastposter']);
    }

    // the column model has information about grid columns
    // dataIndex maps the column to the specific data field in
    // the data store
    var cm = new Ext.grid.ColumnModel([{
           id: 'topic', // id assigned so we can apply custom css (e.g. .x-grid-col-topic b { color:#333 })
           header: "&Uuml;berschrift",
           dataIndex: 'headline',
           width: 450,
           renderer: renderTopic
        },{
           header: "Thema",
           dataIndex: 'topic',
           width: 70,
           align: 'center',
           hidden: true
        },{
           header: "Datum",
           dataIndex: 'time',
           width: 70,
           align: 'center',
           renderer: renderTime
        }]);

    // by default columns are sortable
    cm.defaultSortable = true;

    var grid = new Ext.grid.GridPanel({
        el:'news-grid',
        width:725,
        height:418,
        title:'EuropaFELS - Nachrichten-Browser',
        store: store,
        cm: cm,
        trackMouseOver:false,
        sm: new Ext.grid.RowSelectionModel({selectRow:Ext.emptyFn}),
        loadMask: true,
        viewConfig: {
            forceFit:true,
            enableRowBody:true,
            showPreview:true,
            getRowClass : function(record, rowIndex, p, store){
                if(this.showPreview){
                    p.body = '<p style=\"font-size: 9pt;\">'+record.data.newstext+'</p>';
                    return 'x-grid3-row-expanded';
                }
                return 'x-grid3-row-collapsed';
            }
        },
        bbar: new Ext.PagingToolbar({
            pageSize: 10,
            store: store,
            displayInfo: true,
            displayMsg: 'Zeige Nachrichten {0} - {1} von {2}',
            emptyMsg: "Keine Nachrichten zm Anzeigen",
            items:[
                '-', {
                pressed: true,
                enableToggle:true,
                text: 'Vorschaukurztext anzeigen',
                cls: 'x-btn-text-icon details',
                toggleHandler: toggleDetails
            }]
        })
    });

    // render it
    grid.render();

    // trigger the data store load
    store.load({params:{start:0, limit:10}});

    function toggleDetails(btn, pressed){
        var view = grid.getView();
        view.showPreview = pressed;
        view.refresh();
    }
});