restful.js
资源名称:ext-3.1.0.zip [点击查看]
上传用户:dawnssy
上传日期:2022-08-06
资源大小:9345k
文件大小:4k
源码类别:
JavaScript
开发平台:
JavaScript
- /*!
- * Ext JS Library 3.1.0
- * Copyright(c) 2006-2009 Ext JS, LLC
- * licensing@extjs.com
- * http://www.extjs.com/license
- */
- // Application instance for showing user-feedback messages.
- var App = new Ext.App({});
- // Create a standard HttpProxy instance.
- var proxy = new Ext.data.HttpProxy({
- url: 'app.php/users'
- });
- // Typical JsonReader. Notice additional meta-data params for defining the core attributes of your json-response
- var reader = new Ext.data.JsonReader({
- totalProperty: 'total',
- successProperty: 'success',
- idProperty: 'id',
- root: 'data',
- messageProperty: 'message' // <-- New "messageProperty" meta-data
- }, [
- {name: 'id'},
- {name: 'email', allowBlank: false},
- {name: 'first', allowBlank: false},
- {name: 'last', allowBlank: false}
- ]);
- // The new DataWriter component.
- var writer = new Ext.data.JsonWriter({
- encode: false // <-- don't return encoded JSON -- causes Ext.Ajax#request to send data using jsonData config rather than HTTP params
- });
- // Typical Store collecting the Proxy, Reader and Writer together.
- var store = new Ext.data.Store({
- id: 'user',
- restful: true, // <-- This Store is RESTful
- proxy: proxy,
- reader: reader,
- writer: writer // <-- plug a DataWriter into the store just as you would a Reader
- });
- // load the store immeditately
- store.load();
- ////
- // ***New*** centralized listening of DataProxy events "beforewrite", "write" and "writeexception"
- // upon Ext.data.DataProxy class. This is handy for centralizing user-feedback messaging into one place rather than
- // attaching listenrs to EACH Store.
- //
- // Listen to all DataProxy beforewrite events
- //
- Ext.data.DataProxy.addListener('beforewrite', function(proxy, action) {
- App.setAlert(App.STATUS_NOTICE, "Before " + action);
- });
- ////
- // all write events
- //
- Ext.data.DataProxy.addListener('write', function(proxy, action, result, res, rs) {
- App.setAlert(true, action + ':' + res.message);
- });
- ////
- // all exception events
- //
- Ext.data.DataProxy.addListener('exception', function(proxy, type, action, options, res) {
- App.setAlert(false, "Something bad happend while executing " + action);
- });
- // Let's pretend we rendered our grid-columns with meta-data from our ORM framework.
- var userColumns = [
- {header: "ID", width: 40, sortable: true, dataIndex: 'id'},
- {header: "Email", width: 100, sortable: true, dataIndex: 'email', editor: new Ext.form.TextField({})},
- {header: "First", width: 50, sortable: true, dataIndex: 'first', editor: new Ext.form.TextField({})},
- {header: "Last", width: 50, sortable: true, dataIndex: 'last', editor: new Ext.form.TextField({})}
- ];
- Ext.onReady(function() {
- Ext.QuickTips.init();
- // use RowEditor for editing
- var editor = new Ext.ux.grid.RowEditor({
- saveText: 'Update'
- });
- // Create a typical GridPanel with RowEditor plugin
- var userGrid = new Ext.grid.GridPanel({
- renderTo: 'user-grid',
- iconCls: 'icon-grid',
- frame: true,
- title: 'Users',
- autoScroll: true,
- height: 300,
- store: store,
- plugins: [editor],
- columns : userColumns,
- tbar: [{
- text: 'Add',
- iconCls: 'silk-add',
- handler: onAdd
- }, '-', {
- text: 'Delete',
- iconCls: 'silk-delete',
- handler: onDelete
- }, '-'],
- viewConfig: {
- forceFit: true
- }
- });
- /**
- * onAdd
- */
- function onAdd(btn, ev) {
- var u = new userGrid.store.recordType({
- first : '',
- last: '',
- email : ''
- });
- editor.stopEditing();
- userGrid.store.insert(0, u);
- editor.startEditing(0);
- }
- /**
- * onDelete
- */
- function onDelete() {
- var rec = userGrid.getSelectionModel().getSelected();
- if (!rec) {
- return false;
- }
- userGrid.store.remove(rec);
- }
- });