extjs中常常会用到renderTo或applyTo配置选项.这里,我就比較下两者的差别与使用方法.1.renderTo与render方法相应2.applyTo与applyToMarkup方法相应 一.applyTo的使用:1.applyTo所指向的el元素必需要有父节点.2.applyTo所指向的el元素实际上是充当了对象要渲染的模板,对象是渲染在其父节点内.即对象实例化后所产生的html代码是插入在el元素的父节点内,而el元素本身将仅仅作为模板,并不作为真正的在其位置上的元素,既然作为模…

  1.    ExtJs 结构树.. 2 2.    对ExtJs的态度.. 3 3.    Ext.form概述.. 4 4.    Ext.TabPanel篇.. 5 5.    Function扩展篇.. 7 6.    Ext.data.Store篇.. 10 7.    Ext.data.JsonReader篇一.. 12 8.    Ext.data.JsonReader篇二.. 15 9.    Ext.data.HttpProxy篇.. 19 10.     Ext.data.…

The Tree Panel Component is one of the most versatile Components in Ext JS and is an excellent tool for displaying heirarchical data in an application. Tree Panel extends from the same class as Grid Panel, so all of the benefits of Grid Panels - feat…

Using Events The Components and Classes of Ext JS fire a broad range of events at various points in their lifecycle. Events allow your code to react to changes around your application. They are a key concept within Ext JS. 在ExtJS组件和类的生命周期中,会触发许多类型的事件…

参考 :http://blog.csdn.net/zhangxin09/article/details/6914882 An Ext JS application's UI is made up of one or many widgets called Components. All Components are subclasses of theExt.Component class which allows them to participate in automated lifecycl…

参考:http://blog.csdn.net/zhangxin09/article/details/6885175 The Grid Panel is one of the centerpieces of Ext JS. It's an incredibly versatile component that provides an easy way to display, sort, group, and edit data. Grid 面板为 Ext JS 的大头核心之一.它是一个通用性很强…

A Form Panel is nothing more than a basic Panel with form handling abilities added. Form Panels can be used throughout an Ext application wherever there is a need to collect data from the user. In addition, Form Panels can use any Container Layout, p…

The layout system is one of the most powerful parts of Ext JS. It handles the sizing and positioning of every Component in your application. This guide covers the basics of how to get started with layouts. 布局系统是 Ext JS 的最强大的部分之一.它可以处理您的应用程序中的每个组件的大小和…

MVC Architecture   MVC架构 Contents File Structure Creating the application in app.js Defining a Controller Defining a View Controlling the grid Creating a Model and a Store Saving data with the Model Deployment Next Steps Large client side application…

   为了方便表示或是指定一个组件的名称,我们一般会使用id或者itemId进行标识命名. (推荐尽量使用itemId.这样能够降低页面唯一标识而产生的冲突) id:   id是作为整个页面的Component的唯一标识,这也意味着在整个页面中仅仅同意有唯一一个名称的id.同一时候这里的Component的id也将变为element中的id,所以假设出现了两个,页面将会出现崩塌变形等等不能够想象的问题. 而作为一个组件是必须有自己的唯一标识(id)的,在没有设置Component的id的时候系统…