Class Ext.data.HttpProxy

Package:	Ext.data
Class:	HttpProxy
Extends:	Object
Defined In:	HttpProxy.js

An implementation of Ext.data.DataProxy that reads a data object from an Ext.data.Connection object configured to reference a certain URL.

Note that this class cannot be used to retrieve data from a domain other than the domain from which the running page was served.

For cross-domain access to remote data, use an Ext.data.ScriptTagProxy.

Be aware that to enable the browser to parse an XML document, the server must set the Content-Type header to "text/xml".

属性 - 方法 - 事件

公共属性

此类没有公共属性。

公共方法

方法		定义对象
	HttpProxy(`Object conn`)	HttpProxy
		HttpProxy
	load(`Object params`, `Ext.data.DataReader) reader`, `Function callback`, `Object scope`, `Object arg`) : void	HttpProxy
	Load data from the configured Ext.data.Connection, read the data object into a block of Ext.data.Records using the pa...	HttpProxy

公共事件

此类没有公共事件。

构造函数

HttpProxy

public function HttpProxy(Object conn)

参数：

conn : Object
An Ext.data.Connection object referencing the URL from which the data object is to be read, or a configuration object for an Ext.data.Connection.

方法详情

load

public function load(Object params, Ext.data.DataReader) reader, Function callback, Object scope, Object arg)

Load data from the configured Ext.data.Connection, read the data object into a block of Ext.data.Records using the passed Ext.data.DataReader implementation, and process that block using the passed callback.

参数：

params : Object
An object containing properties which are to be used as HTTP parameters for the request to the remote server.
reader : Ext.data.DataReader)
The Reader object which converts the data object into a block of Ext.data.Records.
callback : Function
The function into which to pass the block of Ext.data.Records. The function must be passed
- The Record block object
- The "arg" argument from the load function
- A boolean success indicator
scope : Object
The scope in which to call the callback
arg : Object
An optional argument which is passed to the callback as its second parameter.

返回：

void

This method is defined by HttpProxy.