extjs4 pagingtoolbar refresh button 扩展

来源：互联网发布：海南省三防办大数据编辑：程序博客网时间：2024/06/05 05:44
    <script type="text/javascript">        Ext.onReady(function () {            var simpsonsStore = Ext.create('Ext.data.Store', {                storeId: 'simpsonsStore',                fields: ['name', 'email', 'phone'],                data: { 'items': [                    { 'name': 'Lisa', "email": "lisa@simpsons.com", "phone": "555-111-1224" },                    { 'name': 'Bart', "email": "bart@simpsons.com", "phone": "555-222-1234" },                    { 'name': 'Homer', "email": "home@simpsons.com", "phone": "555-222-1244" },                    { 'name': 'Marge', "email": "marge@simpsons.com", "phone": "555-222-1254" }                 ]                },                proxy: {                    type: 'memory',                    reader: {                        type: 'json',                        root: 'items'                    }                }            });            var panel = Ext.create('Ext.grid.Panel', {                title: 'Simpsons',                //store: Ext.data.StoreManager.lookup('simpsonsStore'),                store: simpsonsStore,                bbar: { xtype: 'pagingtoolbar', store: simpsonsStore, displayInfo: true },   //分页工具条                columns: [                            { header: 'Name', dataIndex: 'name' },                            { header: 'Email', dataIndex: 'email', flex: 1 },                            { header: 'Phone', dataIndex: 'phone' }                ],                height: 200,                width: 400,                renderTo: 'grids',                buttons: [                {                    text: '重写刷新按钮',                    handler: function () {                        var length = panel.dockedItems.keys.length;                        var refreshStr = "";                        for (var i = 0; i < length; i++) {                            if (panel.dockedItems.keys[i].indexOf("pagingtoolbar") !== -1) {                                refreshStr = panel.dockedItems.keys[i];                            }                        }                        panel.dockedItems.get(refreshStr).child('#refresh').setHandler(                             function () {                                 alert('You clicked the button!');                             }                        );                    }                }]            });        });    </script>
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