Add radio button in radio

components/radio/demo/radiobutton.md

@@ -0,0 +1,26 @@
+# 按钮样式
+
+- order: 3
+
+按钮样式的单选组合。
+
+---
+
+````jsx
+var RadioButton = antd.Radio.Button;
+var RadioGroup = antd.Radio.Group;
+
+function onChange(e) {
+  console.log('radio checked:' + e.target.value);
+}
+
+React.render((
+  <RadioGroup onChange={onChange} defaultValue="a">
+    <RadioButton value="a">A</RadioButton>
+    <RadioButton value="b">B</RadioButton>
+    <RadioButton value="c">C</RadioButton>
+    <RadioButton value="d">D</RadioButton>
+  </RadioGroup>
+), document.getElementById('components-radio-demo-radiobutton'));
+````
+

components/radio/demo/radiogroup.md

@@ -2,13 +2,13 @@
 
 - order: 1
 
-RadioGroup 组合。
+一组互斥的 Radio 配合使用。
 
 ---
 
 ````jsx
 var Radio = antd.Radio;
-var RadioGroup = antd.RadioGroup;
+var RadioGroup = antd.Radio.Group;
 
 var App = React.createClass({
   getInitialState: function () {

components/radio/group.jsx

@@ -1,5 +1,5 @@
 import React from 'react';
-import Radio from './index';
+import Radio from './radio';
 
 function getCheckedValue(children) {
   var checkedValue = null;

components/radio/index.jsx

@@ -1,18 +1,5 @@
-import Radio from 'rc-radio';
-import React from 'react';
+import AntRadio from './radio';
+import Group from './group';
 
-export default React.createClass({
-  getDefaultProps() {
-    return {
-      prefixCls: 'ant-radio'
-    };
-  },
-  render() {
-    return (
-      <label>
-        <Radio {...this.props} children={null} />
-        {this.props.children}
-      </label>
-    );
-  }
-});
+AntRadio.Group = Group;
+export default AntRadio;

components/radio/radio.jsx

@@ -0,0 +1,36 @@
+import Radio from 'rc-radio';
+import React from 'react';
+
+let AntRadio = React.createClass({
+  getDefaultProps() {
+    return {
+      prefixCls: 'ant-radio'
+    };
+  },
+  render() {
+    let checkedClassName = this.props.checked ? this.props.className + '-checked' : '';
+    return (
+      <label className={this.props.className + ' ' + checkedClassName}>
+        <Radio {...this.props} children={null} />
+        {this.props.children}
+      </label>
+    );
+  }
+});
+
+let Button = React.createClass({
+  getDefaultProps() {
+    return {
+      className: 'ant-radio-button'
+    };
+  },
+  render() {
+    return (
+      <AntRadio {...this.props} />
+    );
+  }
+});
+
+AntRadio.Button = Button;
+
+export default AntRadio;

index.js

@@ -36,7 +36,6 @@ const antd = {
   Slider: require('./components/slider'),
   EnterAnimation: require('./components/enter-animation'),
   Radio: require('./components/radio'),
-  RadioGroup: require('./components/radio/group'),
   Notification: require('./components/notification'),
   Alert: require('./components/alert'),
   Validation: require('./components/validation'),