docs: update demo

components/form/demo/horizontal-form.md

@@ -7,7 +7,7 @@
 ---
 
 ````jsx
-import { Form, Input, Button, Checkbox, Radio, Row, Col } from 'antd';
+import { Form, Input, Button, Checkbox, Radio, Row, Col, Tooltip, Icon } from 'antd';
 const FormItem = Form.Item;
 const RadioGroup = Radio.Group;
 
@@ -19,38 +19,39 @@ let Demo = React.createClass({
 
   render() {
     const { getFieldProps } = this.props.form;
+    const formItemLayout = {
+      labelCol: { span: 6 },
+      wrapperCol: { span: 14 },
+    };
     return (
       <Form horizontal onSubmit={this.handleSubmit}>
         <FormItem
-          label="用户名："
-          labelCol={{ span: 6 }}
-          wrapperCol={{ span: 14 }}>
+          {...formItemLayout}
+          label="用户名：">
           <p className="ant-form-text" id="userName" name="userName">大眼萌 minion</p>
         </FormItem>
         <FormItem
-          label="密码："
-          labelCol={{ span: 6 }}
-          wrapperCol={{ span: 14 }}>
+          {...formItemLayout}
+          label="密码：">
           <Input type="password" {...getFieldProps('pass')} placeholder="请输入密码" />
         </FormItem>
         <FormItem
-          label="您的性别："
-          labelCol={{ span: 6 }}
-          wrapperCol={{ span: 14 }}>
+          {...formItemLayout}
+          label="您的性别：">
           <RadioGroup {...getFieldProps('gender', { initialValue: 'female' })}>
             <Radio value="male">男的</Radio>
             <Radio value="female">女的</Radio>
           </RadioGroup>
         </FormItem>
         <FormItem
+          {...formItemLayout}
           label="备注："
-          labelCol={{ span: 6 }}
-          wrapperCol={{ span: 14 }}
           help="随便写点什么">
           <Input type="textarea" placeholder="随便写" {...getFieldProps('remark')} />
         </FormItem>
         <FormItem
-          wrapperCol={{ span: 14, offset: 6 }}>
+          {...formItemLayout}
+          label={<span>卖身华府<Tooltip title="我为秋香"><Icon type="question" /></Tooltip></span>}>
           <label>
             <Checkbox {...getFieldProps('agreement')} />同意
           </label>