From 4bc7d258a585a84b2e78e08d3ec974d87a4e98fb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=99=88=E5=98=89=E6=B6=B5?= <chenjiahan@youzan.com>
Date: Mon, 13 May 2019 10:37:21 +0800
Subject: [PATCH] [new feature] DropdownItem: add open & close event

---
 packages/dropdown-item/index.js | 5 +++++
 packages/dropdown-menu/en-US.md | 3 +++
 packages/dropdown-menu/zh-CN.md | 3 +++
 3 files changed, 11 insertions(+)

diff --git a/packages/dropdown-item/index.js b/packages/dropdown-item/index.js
index 12428c8cd..2cf45b940 100644
--- a/packages/dropdown-item/index.js
+++ b/packages/dropdown-item/index.js
@@ -63,6 +63,8 @@ export default sfc({
       );
     });
 
+    const emit = eventName => () => this.$emit(eventName);
+
     return (
       <div vShow={this.show} style={{ top: `${top}px`, zIndex }} class={bem()}>
         <Popup
@@ -73,6 +75,9 @@ export default sfc({
           overlay={overlay}
           closeOnClickOverlay={closeOnClickOverlay}
           overlayStyle={{ position: 'absolute' }}
+          onOpen={emit('open')}
+          onOpened={emit('opened')}
+          onClose={emit('close')}
         >
           {Options}
           {this.slots('default')}
diff --git a/packages/dropdown-menu/en-US.md b/packages/dropdown-menu/en-US.md
index 486d714f6..b41a4295f 100644
--- a/packages/dropdown-menu/en-US.md
+++ b/packages/dropdown-menu/en-US.md
@@ -98,6 +98,9 @@ export default {
 | Event | Description | Arguments |
 |------|------|------|
 | change | Triggered select option and value changed | value |
+| open | Triggered when open menu | - |
+| opened | Triggered when opened menu | - |
+| close | Triggered when close menu | - |
 
 ### DropdownItem Methods
 
diff --git a/packages/dropdown-menu/zh-CN.md b/packages/dropdown-menu/zh-CN.md
index b97c4d4f7..c79cd7659 100644
--- a/packages/dropdown-menu/zh-CN.md
+++ b/packages/dropdown-menu/zh-CN.md
@@ -100,6 +100,9 @@ export default {
 | 事件名 | 说明 | 回调参数 |
 |------|------|------|
 | change | 点击选项导致 value 变化时触发 | value |
+| open | 打开菜单栏时触发 | - |
+| opened | 打开菜单栏且动画结束后触发 | - |
+| close | 关闭菜单栏时触发 | - |
 
 ### DropdownItem 方法