第1章  ExtJS 4概述···················································································· 1

1.1  从Ext JS 4.0到Ext JS 4.07······································································· 1

1.2  从Ext JS 4.1到Ext JS 4.1.1a····································································· 1

1.3  从Ext JS 4.2到Ext JS 4.2.1······································································ 2

1.4  如何选择版本······················································································ 2

1.5  基础知识···························································································· 3

1.5.1  Ext JS的一些专用术语······················································································ 3

1.5.2  一些常见的配置项··························································································· 4

1.5.3  类的命名规则································································································· 5

1.6  关于调试···························································································· 5

1.7  小结·································································································· 6

第2章  ExtJS的MVC模式介绍······································································ 7

2.1  概述·································································································· 7

2.1.1  MVC模式概述································································································ 7

2.1.2  Ext JS的MVC模式·························································································· 7

2.2  组件查询的机制··················································································· 8

2.2.1  组件管理器：Ext.ComponentManager··································································· 8

2.2.2  组件的查询方式···························································································· 10

2.2.3  直接使用id查询组件······················································································ 12

2.2.4  组件中的查询······························································································· 12

2.3  控制器····························································································· 13

2.3.1  模型（models）···························································································· 14

2.3.2  存储（stores）······························································································ 14

2.3.3  视图（views）······························································································ 15

2.3.4  引用（refs）································································································· 15

2.3.5  init方法······································································································· 15

2.3.6  onLaunch方法······························································································ 15

2.4  小结································································································ 15

第3章  简单的CMS系统概述········································································ 16

3.1  基本功能·························································································· 16

3.2  系统的主要数据结构············································································ 16

3.2.1  文章类别表：T_Category················································································· 16

3.2.2  文章表：T_Content························································································ 19

3.2.3  标签表：T_Tag······································