radio和checkBox的用法：

(function(){

Ext.onReady(function(){

new Ext.form.Panel({

title:'Ext.form.field.checkBox和Ext.form.field.Radio示例',

bodyStyle:'padding 5 5 5 5 ',

frame:true,

height:150,

width:400,

renderTo:'form',

defaults:{

labelSeparator:':',

labelWidth:80,

width:200,

labelAlign:'left'

},

items:[{

xtype:'radio',

name:'sex',

fieldLabel:'性别',

boxLabel:'男'

},{

xtype:'radio',

name:'sex',

fieldLabel:'性别',

boxLabel:'女'

},{

xtype:'checkboxfield',

name:'swim',

fieldLabel:'爱好',

boxLabel:'游泳'

},{

xtype:'checkboxfield',

name:'walk',

fieldLabel:'爱好',

boxLabel:'散步'

}]

});

});

})();