X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/ee06f37b0f6f6d94cd05a6ffae556660f7c4a2bc..c930e9176a5a85509c5b0230e2bff5c22a591432:/docs/source/buffer.html
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+
+
+ The source code
+
+
+
+
+ Ext.onReady(function(){
+
+ var store = new Ext.data.Store({
+ remoteSort: true,
+ baseParams: {lightWeight:true,ext: 'js'},
+ sortInfo: {field:'lastpost', direction:'DESC'},
+ autoLoad: {params:{start:0, limit:500}},
+
+ proxy: new Ext.data.ScriptTagProxy({
+ url: 'http://extjs.com/forum/topics-browse-remote.php'
+ }),
+
+ reader: new Ext.data.JsonReader({
+ root: 'topics',
+ totalProperty: 'totalCount',
+ idProperty: 'threadid',
+ fields: [
+ 'title', 'forumtitle', 'forumid', 'author',
+ {name: 'replycount', type: 'int'},
+ {name: 'lastpost', mapping: 'lastpost', type: 'date', dateFormat: 'timestamp'},
+ 'lastposter', 'excerpt'
+ ]
+ })
+ });
+
+ var grid = new Ext.grid.GridPanel({
+ renderTo: 'topic-grid',
+ width:700,
+ height:500,
+ frame:true,
+ title:'ExtJS.com - Browse Forums',
+ trackMouseOver:false,
+ autoExpandColumn: 'topic',
+ store: store,
+
+ columns: [new Ext.grid.RowNumberer({width: 30}),{
+ id: 'topic',
+ header: "Topic",
+ dataIndex: 'title',
+ width: 420,
+ renderer: renderTopic,
+ 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
+ }],
+
+ bbar: new Ext.PagingToolbar({
+ store: store,
+ pageSize:500,
+ displayInfo:true
+ }),
+
+ view: new Ext.ux.grid.BufferView({
+ // custom row height
+ rowHeight: 34,
+ // render rows as they come into viewable area.
+ scrollDelay: false
+ })
+ });
+
+
+ // render functions
+ function renderTopic(value, p, record){
+ return String.format(
+ '{0}{1} Forum',
+ value, record.data.forumtitle, record.id, record.data.forumid);
+ }
+ function renderLast(value, p, r){
+ return String.format('{0}
by {1}', value.dateFormat('M j, Y, g:i a'), r.data['lastposter']);
+ }
+
+});
+
+
+
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