/*
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This file is part of Ext JS 4.2
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Copyright (c) 2011-2013 Sencha Inc
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Contact: http://www.sencha.com/contact
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GNU General Public License Usage
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This file may be used under the terms of the GNU General Public License version 3.0 as
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published by the Free Software Foundation and appearing in the file LICENSE included in the
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packaging of this file.
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Please review the following information to ensure the GNU General Public License version 3.0
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requirements will be met: http://www.gnu.org/copyleft/gpl.html.
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If you are unsure which license is appropriate for your use, please contact the sales department
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at http://www.sencha.com/contact.
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Build date: 2013-05-16 14:36:50 (f9be68accb407158ba2b1be2c226a6ce1f649314)
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*/
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/**
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* A custom {@link Ext.data.Store} for the {@link Ext.grid.property.Grid}. This class handles the mapping
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* between the custom data source objects supported by the grid and the {@link Ext.grid.property.Property} format
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* used by the {@link Ext.data.Store} base class.
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*/
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Ext.define('Ext.grid.property.Store', {
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extend: 'Ext.data.Store',
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alternateClassName: 'Ext.grid.PropertyStore',
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sortOnLoad: false,
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uses: ['Ext.data.reader.Reader', 'Ext.data.proxy.Proxy', 'Ext.data.ResultSet', 'Ext.grid.property.Property'],
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/**
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* Creates new property store.
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* @param {Ext.grid.Panel} grid The grid this store will be bound to
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* @param {Object} source The source data config object
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*/
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constructor : function(grid, source){
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var me = this;
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me.grid = grid;
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me.source = source;
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me.callParent([{
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data: source,
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model: Ext.grid.property.Property,
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proxy: me.getProxy()
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}]);
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},
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// Return a singleton, customized Proxy object which configures itself with a custom Reader
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getProxy: function() {
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if (!this.proxy) {
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Ext.grid.property.Store.prototype.proxy = new Ext.data.proxy.Memory({
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model: Ext.grid.property.Property,
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reader: this.getReader()
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});
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}
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return this.proxy;
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},
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// Return a singleton, customized Reader object which reads Ext.grid.property.Property records from an object.
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getReader: function() {
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if (!this.reader) {
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Ext.grid.property.Store.prototype.reader = new Ext.data.reader.Reader({
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model: Ext.grid.property.Property,
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buildExtractors: Ext.emptyFn,
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read: function(dataObject) {
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return this.readRecords(dataObject);
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},
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readRecords: function(dataObject) {
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var val,
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propName,
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result = {
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records: [],
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success: true
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};
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for (propName in dataObject) {
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if (dataObject.hasOwnProperty(propName)) {
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val = dataObject[propName];
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if (this.isEditableValue(val)) {
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result.records.push(new Ext.grid.property.Property({
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name: propName,
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value: val
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}, propName));
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}
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}
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}
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result.total = result.count = result.records.length;
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return new Ext.data.ResultSet(result);
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},
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// @private
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isEditableValue: function(val){
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return Ext.isPrimitive(val) || Ext.isDate(val) || val === null;
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}
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});
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}
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return this.reader;
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},
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// @protected
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// Should only be called by the grid. Use grid.setSource instead.
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setSource : function(dataObject) {
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var me = this;
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me.source = dataObject;
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me.suspendEvents();
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me.removeAll();
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me.proxy.data = dataObject;
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me.load();
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me.resumeEvents();
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me.fireEvent('datachanged', me);
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me.fireEvent('refresh', me);
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},
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// @private
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getProperty : function(row) {
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return Ext.isNumber(row) ? this.getAt(row) : this.getById(row);
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},
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// @private
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setValue : function(prop, value, create){
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var me = this,
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rec = me.getRec(prop);
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if (rec) {
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rec.set('value', value);
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me.source[prop] = value;
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} else if (create) {
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// only create if specified.
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me.source[prop] = value;
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rec = new Ext.grid.property.Property({name: prop, value: value}, prop);
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me.add(rec);
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}
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},
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// @private
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remove : function(prop) {
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var rec = this.getRec(prop);
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if (rec) {
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this.callParent([rec]);
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delete this.source[prop];
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}
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},
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// @private
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getRec : function(prop) {
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return this.getById(prop);
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},
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// @protected
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// Should only be called by the grid. Use grid.getSource instead.
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getSource : function() {
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return this.source;
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}
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});
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