Upgrade to ExtJS 3.0.0 - Released 07/06/2009
[extjs.git] / docs / source / paging.html
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+<html>\r
+<head>\r
+  <title>The source code</title>\r
+    <link href="../resources/prettify/prettify.css" type="text/css" rel="stylesheet" />\r
+    <script type="text/javascript" src="../resources/prettify/prettify.js"></script>\r
+</head>\r
+<body  onload="prettyPrint();">\r
+    <pre class="prettyprint lang-js">Ext.onReady(function(){
+
+    // create the Data Store
+    var store = new Ext.data.JsonStore({
+        root: 'topics',
+        totalProperty: 'totalCount',
+        idProperty: 'threadid',
+        remoteSort: true,
+
+        fields: [
+            'title', 'forumtitle', 'forumid', 'author',
+            {name: 'replycount', type: 'int'},
+            {name: 'lastpost', mapping: 'lastpost', type: 'date', dateFormat: 'timestamp'},
+            'lastposter', 'excerpt'
+        ],
+
+        // 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.ScriptTagProxy({
+            url: 'http://extjs.com/forum/topics-browse-remote.php'
+        })
+    });
+    store.setDefaultSort('lastpost', 'desc');
+
+
+    // pluggable renders
+    function renderTopic(value, p, record){
+        return String.format(
+                '<b><a href="http://extjs.com/forum/showthread.php?t={2}" target="_blank">{0}</a></b><a href="http://extjs.com/forum/forumdisplay.php?f={3}" target="_blank">{1} Forum</a>',
+                value, record.data.forumtitle, record.id, record.data.forumid);
+    }
+    function renderLast(value, p, r){
+        return String.format('{0}<br/>by {1}', value.dateFormat('M j, Y, g:i a'), r.data['lastposter']);
+    }
+
+    var grid = new Ext.grid.GridPanel({
+        width:700,
+        height:500,
+        title:'ExtJS.com - Browse Forums',
+        store: store,
+        trackMouseOver:false,
+        disableSelection:true,
+        loadMask: true,
+
+        // grid columns
+        columns:[{
+            id: 'topic', // id assigned so we can apply custom css (e.g. .x-grid-col-topic b { color:#333 })
+            header: "Topic",
+            dataIndex: 'title',
+            width: 420,
+            renderer: renderTopic,
+            sortable: true
+        },{
+            header: "Author",
+            dataIndex: 'author',
+            width: 100,
+            hidden: true,
+            sortable: true
+        },{
+            header: "Replies",
+            dataIndex: 'replycount',
+            width: 70,
+            align: 'right',
+            sortable: true
+        },{
+            id: 'last',
+            header: "Last Post",
+            dataIndex: 'lastpost',
+            width: 150,
+            renderer: renderLast,
+            sortable: true
+        }],
+
+        // customize view config
+        viewConfig: {
+            forceFit:true,
+            enableRowBody:true,
+            showPreview:true,
+            getRowClass : function(record, rowIndex, p, store){
+                if(this.showPreview){
+                    p.body = '<p>'+record.data.excerpt+'</p>';
+                    return 'x-grid3-row-expanded';
+                }
+                return 'x-grid3-row-collapsed';
+            }
+        },
+
+        // paging bar on the bottom
+        bbar: new Ext.PagingToolbar({
+            pageSize: 25,
+            store: store,
+            displayInfo: true,
+            displayMsg: 'Displaying topics {0} - {1} of {2}',
+            emptyMsg: "No topics to display",
+            items:[
+                '-', {
+                pressed: true,
+                enableToggle:true,
+                text: 'Show Preview',
+                cls: 'x-btn-text-icon details',
+                toggleHandler: function(btn, pressed){
+                    var view = grid.getView();
+                    view.showPreview = pressed;
+                    view.refresh();
+                }
+            }]
+        })
+    });
+
+    // render it
+    grid.render('topic-grid');
+
+    // trigger the data store load
+    store.load({params:{start:0, limit:25}});
+});
+</pre>    \r
+</body>\r
+</html>
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