1.后台控制器中ArticleController中加载 formBuilder,listBuilder类;
![](https://images2018.cnblogs.com/blog/1033081/201805/1033081-20180524155539555-370627313.png)
2.实例化FormBuilder对象,调用类中的方法;
![](https://images2018.cnblogs.com/blog/1033081/201805/1033081-20180524155546875-631760016.png)
3。初始化时加载Builder/formbuilder.html文件;
![](https://images2018.cnblogs.com/blog/1033081/201805/1033081-20180524155553426-1225646051.png)
4.包含加载/system/Tpl/Admin/Builder/FormType/formTpl.html 文件
![](https://images2018.cnblogs.com/blog/1033081/201805/1033081-20180524155610135-676963135.png)
5.通过switch case 加载对应的文件
![](https://images2018.cnblogs.com/blog/1033081/201805/1033081-20180524155625234-684410353.png)
6、select文件加载使用
->addFormItem('cate_id''select'self::NOT_EMPTY.'所属分类'
![](https://images2018.cnblogs.com/blog/1033081/201805/1033081-20180524155638385-198049052.png)
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