diff --git a/components/_util/vnode.js b/components/_util/vnode.js
index 64784e1bf..0687134a5 100644
--- a/components/_util/vnode.js
+++ b/components/_util/vnode.js
@@ -48,7 +48,7 @@ export function cloneElement (n, nodeProps, clone) {
     attrs = data.attrs,
     ref,
   } = nodeProps
-  node.data = Object.assign(data, { style, attrs, class: cls })
+  node.data = Object.assign({}, data, { style, attrs, class: cls })
   if (node.componentOptions) {
     node.componentOptions.propsData = node.componentOptions.propsData || {}
     node.componentOptions.listeners = node.componentOptions.listeners || {}
@@ -96,5 +96,5 @@ export function getEvents (child) {
   } else if (child.data && child.data.on) {
     events = child.data.on
   }
-  return events
+  return { ...events }
 }
diff --git a/components/menu/MenuItem.vue b/components/menu/MenuItem.vue
index a7e6c39c2..8bda50307 100644
--- a/components/menu/MenuItem.vue
+++ b/components/menu/MenuItem.vue
@@ -7,7 +7,7 @@ import { getComponentFromProp } from '../_util/props-util'
 export default {
   props: itemProps,
   inject: {
-    inlineCollapsed: { default: false },
+    getInlineCollapsed: { default: () => { false } },
   },
   isMenuItem: 1,
   methods: {
@@ -16,20 +16,27 @@ export default {
     },
   },
   render (h) {
-    const { inlineCollapsed, $props: props, $slots, $attrs: attrs, $listeners } = this
+    const { getInlineCollapsed, $props: props, $slots, $attrs: attrs, $listeners } = this
+    const inlineCollapsed = getInlineCollapsed()
     const itemProps = {
       props,
       attrs,
-      on: $listeners,
+      on: { ...$listeners },
       class: getClass(this),
       style: getStyle(this),
     }
+    const toolTipProps = {
+      props: {
+        placement: 'right',
+        overlayClassName: `${props.rootPrefixCls}-inline-collapsed-tooltip`,
+      },
+      on: {},
+    }
     return <Tooltip
-      placement='right'
-      overlayClassName={`${props.rootPrefixCls}-inline-collapsed-tooltip`}
+      {...toolTipProps}
     >
       <template slot='title'>
-        {inlineCollapsed && props.level === 1 ? $slots.default : ''}
+        {inlineCollapsed && props.level === 1 ? <span>$slots</span> : ''}
       </template>
       <Item {...itemProps} ref='menuItem'>
         {$slots.default}
diff --git a/components/menu/demo/horizontal.vue b/components/menu/demo/horizontal.vue
index d46101a8f..b4859d25b 100644
--- a/components/menu/demo/horizontal.vue
+++ b/components/menu/demo/horizontal.vue
@@ -1,8 +1,11 @@
 <template>
 <div>
+  <md>
+  ## 顶部导航
+  水平的顶部导航菜单。
+  </md>
   <Menu
-    @click="handleClick"
-    :selectedKeys="[current]"
+    v-model="current"
     mode="horizontal"
   >
     <MenuItem key="mail">
@@ -38,15 +41,9 @@ const MenuItem = Menu.Item
 export default {
   data () {
     return {
-      current: 'mail',
+      current: ['mail'],
     }
   },
-  methods: {
-    handleClick (e) {
-      console.log(e)
-      this.current = e.key
-    },
-  },
   components: {
     Menu,
     Icon,
diff --git a/components/menu/demo/inline-collapsed.vue b/components/menu/demo/inline-collapsed.vue
new file mode 100644
index 000000000..51cb7650b
--- /dev/null
+++ b/components/menu/demo/inline-collapsed.vue
@@ -0,0 +1,81 @@
+<template>
+<div>
+  <md>
+  ## 缩起内嵌菜单
+  内嵌菜单可以被缩起/展开。
+  你可以在 [Layout](/components/layout/#components-layout-demo-side) 里查看侧边布局结合的完整示例。
+  </md>
+  <div style="width: 256px">
+    <AntButton type="primary" @click="toggleCollapsed" style="margin-bottom: 16px">
+      <Icon :type="collapsed ? 'menu-unfold' : 'menu-fold'" />
+    </AntButton>
+    <Menu
+      :defaultSelectedKeys="['1']"
+      :defaultOpenKeys="['sub1']"
+      mode="inline"
+      theme="dark"
+      :inlineCollapsed="collapsed"
+    >
+      <MenuItem key="1">
+        <Icon type="pie-chart" />
+        <span>Option 1</span>
+      </MenuItem>
+      <MenuItem key="2">
+        <Icon type="desktop" />
+        <span>Option 2</span>
+      </MenuItem>
+      <MenuItem key="3">
+        <Icon type="inbox" />
+        <span>Option 3</span>
+      </MenuItem>
+      <SubMenu key="sub1">
+        <template slot="title">
+          <span><Icon type="mail" /><span>Navigation One</span></span>
+        </template>
+        <MenuItem key="5">Option 5</MenuItem>
+        <MenuItem key="6">Option 6</MenuItem>
+        <MenuItem key="7">Option 7</MenuItem>
+        <MenuItem key="8">Option 8</MenuItem>
+      </SubMenu>
+      <SubMenu key="sub2">
+        <template slot="title">
+          <span><Icon type="appstore" /><span>Navigation Two</span></span>
+        </template>
+        <MenuItem key="9">Option 9</MenuItem>
+        <MenuItem key="10">Option 10</MenuItem>
+        <SubMenu key="sub3" title="Submenu">
+          <MenuItem key="11">Option 11</MenuItem>
+          <MenuItem key="12">Option 12</MenuItem>
+        </SubMenu>
+      </SubMenu>
+    </Menu>
+  </div>
+</div>
+</template>
+<script>
+import { Menu, Icon, Button } from 'antd'
+const SubMenu = Menu.SubMenu
+const MenuItemGroup = Menu.ItemGroup
+const MenuItem = Menu.Item
+export default {
+  data () {
+    return {
+      collapsed: true,
+    }
+  },
+  methods: {
+    toggleCollapsed () {
+      this.collapsed = !this.collapsed
+    },
+  },
+  components: {
+    Menu,
+    Icon,
+    SubMenu,
+    MenuItemGroup,
+    MenuItem,
+    AntButton: Button,
+  },
+}
+
+</script>
diff --git a/components/menu/index.vue b/components/menu/index.vue
index 20cb0dd6d..5c792b6fa 100644
--- a/components/menu/index.vue
+++ b/components/menu/index.vue
@@ -13,16 +13,12 @@ export const MenuMode = PropTypes.oneOf(['vertical', 'vertical-left', 'vertical-
 
 export const menuProps = {
   theme: PropTypes.oneOf(['light', 'dark']).def('light'),
-  mode: MenuMode,
+  mode: MenuMode.def('vertical'),
   selectable: PropTypes.bool,
   selectedKeys: PropTypes.arrayOf(PropTypes.string),
   defaultSelectedKeys: PropTypes.array,
   openKeys: PropTypes.array,
   defaultOpenKeys: PropTypes.array,
-  // onOpenChange: (openKeys: string[]) => void;
-  // onSelect: (param: SelectParam) => void;
-  // onDeselect: (param: SelectParam) => void;
-  // onClick: (param: ClickParam) => void;
   openAnimation: PropTypes.oneOfType([PropTypes.string, PropTypes.object]),
   openTransitionName: PropTypes.string,
   prefixCls: PropTypes.string.def('ant-menu'),
@@ -40,6 +36,7 @@ export default {
   provide () {
     return {
       inlineCollapsed: this.getInlineCollapsed(),
+      getInlineCollapsed: this.getInlineCollapsed,
       antdMenuTheme: this.$props.theme,
     }
   },
@@ -47,37 +44,53 @@ export default {
   inject: {
     layoutContext: { default: {}},
   },
+  model: {
+    prop: 'selectedKeys',
+    event: 'selectChange',
+  },
   watch: {
     '$props': {
       handler: function (nextProps) {
+        const { preProps, sOpenKeys } = this
+        const { prefixCls } = preProps
+        if (preProps.mode === 'inline' && nextProps.mode !== 'inline') {
+          this.switchModeFromInline = true
+        }
+        if (hasProp(this, 'openKeys')) {
+          this.setState({ sOpenKeys: nextProps.openKeys })
+          return
+        }
+        if (nextProps.inlineCollapsed && !preProps.inlineCollapsed) {
+          this.switchModeFromInline =
+        !!sOpenKeys.length && !!this.$el.querySelectorAll(`.${prefixCls}-submenu-open`).length
+          this.inlineOpenKeys = sOpenKeys
+          this.setState({ sOpenKeys: [] })
+        }
 
+        if (!nextProps.inlineCollapsed && preProps.inlineCollapsed) {
+          this.setState({ sOpenKeys: this.inlineOpenKeys })
+          this.inlineOpenKeys = []
+        }
       },
       deep: true,
     },
-  },
-  beforeUpdate () {
-    const { preProps, $props: nextProps, layoutContext, preLayoutContext = {}} = this
-    const { prefixCls } = preProps
-    if (preProps.mode === 'inline' &&
-        nextProps.mode !== 'inline') {
-      this.switchModeFromInline = true
-    }
-    if (hasProp(this, 'openKeys')) {
-      this.setState({ sOpenKeys: nextProps.openKeys })
-      return
-    }
-    if ((nextProps.inlineCollapsed && !preProps.inlineCollapsed) ||
-        (layoutContext.siderCollapsed && !preLayoutContext.siderCollapsed)) {
-      this.switchModeFromInline =
-        !!this.state.openKeys.length && !!this.$el.querySelectorAll(`.${prefixCls}-submenu-open`).length
-      this.inlineOpenKeys = this.state.openKeys
-      this.setState({ sOpenKeys: [] })
-    }
-    if ((!nextProps.inlineCollapsed && preProps.inlineCollapsed) ||
-        (!layoutContext.siderCollapsed && preLayoutContext.siderCollapsed)) {
-      this.setState({ sOpenKeys: this.inlineOpenKeys })
-      this.inlineOpenKeys = []
-    }
+    'layoutContext.siderCollapsed': function (val) {
+      const { openKeys, sOpenKeys, prefixCls } = this
+      if (hasProp(this, 'openKeys')) {
+        this.setState({ sOpenKeys: openKeys })
+        return
+      }
+      if (val) {
+        this.switchModeFromInline =
+        !!sOpenKeys.length && !!this.$el.querySelectorAll(`.${prefixCls}-submenu-open`).length
+        this.inlineOpenKeys = sOpenKeys
+        this.setState({ sOpenKeys: [] })
+      } else {
+        this.setState({ sOpenKeys: this.inlineOpenKeys })
+        this.inlineOpenKeys = []
+      }
+    },
+
   },
   data () {
     const props = this.$props
@@ -103,9 +116,18 @@ export default {
       this.handleOpenChange([])
       this.$emit('click', e)
     },
+    handleSelect (info) {
+      this.$emit('select', info)
+      this.$emit('selectChange', info.selectedKeys)
+    },
+    handleDeselect (info) {
+      this.$emit('deselect', info)
+      this.$emit('selectChange', info.selectedKeys)
+    },
     handleOpenChange (openKeys) {
       this.setOpenKeys(openKeys)
       this.$emit('openChange', openKeys)
+      this.$emit('update:openKeys', openKeys)
     },
     setOpenKeys (openKeys) {
       if (!hasProp(this, 'openKeys')) {
@@ -148,7 +170,7 @@ export default {
             }
             break
           case 'inline':
-            menuOpenAnimation = {
+            menuOpenAnimation = { on: {
               ...animation,
               leave: (node, done) => animation.leave(node, () => {
               // Make sure inline menu leave animation finished before mode is switched
@@ -162,7 +184,7 @@ export default {
                 }
                 done()
               }),
-            }
+            }}
             break
           default:
         }
@@ -171,7 +193,7 @@ export default {
     },
   },
   render () {
-    const { $props, layoutContext, $slots } = this
+    const { $props, layoutContext, $slots, $listeners } = this
     const { collapsedWidth, siderCollapsed } = layoutContext
     this.preProps = cloneDeep($props)
     this.preLayoutContext = {
@@ -194,9 +216,14 @@ export default {
         mode: menuMode,
       },
       on: {
+        ...$listeners,
+        select: this.handleSelect,
+        deselect: this.handleDeselect,
         openChange: this.handleOpenChange,
       },
-
+    }
+    if (!hasProp(this, 'selectedKeys')) {
+      delete menuProps.props.selectedKeys
     }
 
     if (menuMode !== 'inline') {
diff --git a/components/menu/src/Menu.vue b/components/menu/src/Menu.vue
index 0f6562ee0..1ec46f84e 100644
--- a/components/menu/src/Menu.vue
+++ b/components/menu/src/Menu.vue
@@ -40,7 +40,7 @@ const Menu = {
         if (hasProp(this, 'selectedKeys')) {
           props.sSelectedKeys = nextProps.selectedKeys || []
         }
-        if (hasProp(this, 'selectedKeys')) {
+        if (hasProp(this, 'openKeys')) {
           props.sOpenKeys = nextProps.openKeys || []
         }
         this.setState(props)
@@ -81,7 +81,7 @@ const Menu = {
         }
         this.__emit('select', {
           ...selectInfo,
-          sSelectedKeys,
+          selectedKeys: sSelectedKeys,
         })
       }
     },
@@ -139,7 +139,7 @@ const Menu = {
         }
         this.__emit('deselect', {
           ...selectInfo,
-          sSelectedKeys,
+          selectedKeys: sSelectedKeys,
         })
       }
     },
diff --git a/components/menu/src/SubMenu.vue b/components/menu/src/SubMenu.vue
index cba74f375..5a571475c 100644
--- a/components/menu/src/SubMenu.vue
+++ b/components/menu/src/SubMenu.vue
@@ -451,7 +451,6 @@ export default {
       animProps.name = openTransitionName
     } else if (typeof openAnimation === 'object') {
       animProps = { ...animProps, ...openAnimation.props || {}}
-      animProps.on = openAnimation.on
       if (!transitionAppear) {
         animProps.appear = false
       }
diff --git a/components/trigger/index.vue b/components/trigger/index.vue
index 551664779..3f1b20730 100644
--- a/components/trigger/index.vue
+++ b/components/trigger/index.vue
@@ -333,16 +333,8 @@ export default {
 
     getContainer () {
       const { $props: props } = this
-      // const popupContainer = document.createElement('div')
-      // // Make sure default popup container will never cause scrollbar appearing
-      // // https://github.com/react-component/trigger/issues/41
-      // popupContainer.style.position = 'absolute'
-      // popupContainer.style.top = '0'
-      // popupContainer.style.left = '0'
-      // popupContainer.style.width = '100%'
       const mountNode = props.getPopupContainer
         ? props.getPopupContainer(this.$el) : props.getDocument().body
-      // mountNode.appendChild(popupContainer)
       return mountNode
     },
 
@@ -515,13 +507,6 @@ export default {
       this._component = null
     }
     newChildProps.addChildren = this._component
-    // // 复制一份事件，防止cloneElement
-    // if (child.componentOptions && child.componentOptions.listeners) {
-    //   console.log(child.componentOptions.listeners)
-    //   child.componentOptions.listeners = { ...child.componentOptions.listeners }
-    // } else if (child.data && child.data.on) {
-    //   child.data.on = { ...child.data.on }
-    // }
     const trigger = cloneElement(child, newChildProps)
     return trigger
   },