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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"><div id="cls-Ext.data.MemoryProxy"></div>/**\r
+ * @class Ext.data.MemoryProxy\r
+ * @extends Ext.data.DataProxy\r
+ * An implementation of Ext.data.DataProxy that simply passes the data specified in its constructor\r
+ * to the Reader when its load method is called.\r
+ * @constructor\r
+ * @param {Object} data The data object which the Reader uses to construct a block of Ext.data.Records.\r
+ */\r
+Ext.data.MemoryProxy = function(data){\r
+ // Must define a dummy api with "read" action to satisfy DataProxy#doRequest and Ext.data.Api#prepare *before* calling super\r
+ var api = {};\r
+ api[Ext.data.Api.actions.read] = true;\r
+ Ext.data.MemoryProxy.superclass.constructor.call(this, {\r
+ api: api\r
+ });\r
+ this.data = data;\r
+};\r
+\r
+Ext.extend(Ext.data.MemoryProxy, Ext.data.DataProxy, {\r
+ <div id="event-Ext.data.MemoryProxy-loadexception"></div>/**\r
+ * @event loadexception\r
+ * Fires if an exception occurs in the Proxy during data loading. Note that this event is also relayed\r
+ * through {@link Ext.data.Store}, so you can listen for it directly on any Store instance.\r
+ * @param {Object} this\r
+ * @param {Object} arg The callback's arg object passed to the {@link #load} function\r
+ * @param {Object} null This parameter does not apply and will always be null for MemoryProxy\r
+ * @param {Error} e The JavaScript Error object caught if the configured Reader could not read the data\r
+ */\r
+\r
+ <div id="method-Ext.data.MemoryProxy-doRequest"></div>/**\r
+ * MemoryProxy implementation of DataProxy#doRequest\r
+ * @param {String} action\r
+ * @param {Ext.data.Record/Ext.data.Record[]} rs If action is load, rs will be null\r
+ * @param {Object} params An object containing properties which are to be used as HTTP parameters\r
+ * for the request to the remote server.\r
+ * @param {Ext.data.DataReader} reader The Reader object which converts the data\r
+ * object into a block of Ext.data.Records.\r
+ * @param {Function} callback The function into which to pass the block of Ext.data.Records.\r
+ * The function must be passed <ul>\r
+ * <li>The Record block object</li>\r
+ * <li>The "arg" argument from the load function</li>\r
+ * <li>A boolean success indicator</li>\r
+ * </ul>\r
+ * @param {Object} scope The scope in which to call the callback\r
+ * @param {Object} arg An optional argument which is passed to the callback as its second parameter.\r
+ */\r
+ doRequest : function(action, rs, params, reader, callback, scope, arg) {\r
+ // No implementation for CRUD in MemoryProxy. Assumes all actions are 'load'\r
+ params = params || {};\r
+ var result;\r
+ try {\r
+ result = reader.readRecords(this.data);\r
+ }catch(e){\r
+ // @deprecated loadexception\r
+ this.fireEvent("loadexception", this, null, arg, e);\r
+\r
+ this.fireEvent('exception', this, 'response', action, arg, null, e);\r
+ callback.call(scope, null, arg, false);\r
+ return;\r
+ }\r
+ callback.call(scope, result, arg, true);\r
+ }\r
+});</pre> \r
+</body>\r
+</html>
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git.ithinksw.org / extjs.git / blobdiff