Extjs 中ComboBox的运用

Extjs 中ComboBox的使用

       function add(){       var mstore=new Ext.data.JsonStore({       url:"deptment!findAll.action",       root:"deptments",       idProperty:"id",       fields:['id','deptmentName','deptmentInfo']       });       var cb=new Ext.form.ComboBox({       fieldLabel:"请选择部门",       name:"depementid",       anchor:"70%",       store:mstore,       displayField:'deptmentName',       valueField:'id',       triggerAction: 'all'       });       mstore.load();       var win=new Ext.Window({       title:"用户添加",       width:300,       height:300,       items:{       xtype:"form",       layout:"form",       items:[{xtype:"textfield",fieldLabel:"姓名",name:"userName",anchor:"70%"},       {xtype:"textfield",fieldLabel:"密码",name:"passWord",anchor:"70%"},       {xtype:"textfield",fieldLabel:"电话",name:"",anchor:"70%"},       {xtype:"textfield",fieldLabel:"地址",name:"",anchor:"70%"},       {xtype:"textarea",fieldLabel:"备注",name:"",anchor:"70%"}       ,cb       ]}       })       win.show();       }