From 86a25696145bd768837a7811c4ac0e1a625c4647 Mon Sep 17 00:00:00 2001
From: neverland <chenjiahan@buaa.edu.cn>
Date: Sat, 19 May 2018 09:23:06 +0800
Subject: [PATCH] [Improvement] Rate: add change event (#1102)

---
 packages/rate/en-US.md  | 8 +++++++-
 packages/rate/index.vue | 1 +
 packages/rate/zh-CN.md  | 8 +++++++-
 3 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/packages/rate/en-US.md b/packages/rate/en-US.md
index e07c1c80e..c66af3285 100644
--- a/packages/rate/en-US.md
+++ b/packages/rate/en-US.md
@@ -43,7 +43,7 @@ export default {
  <van-rate v-model="value" disabled />
 ```
 
-### Rate API
+### API
 
 | Attribute | Description | Type | Default |
 |-----------|-----------|-----------|-------------|
@@ -54,3 +54,9 @@ export default {
 | void-color | Void color | `String` | `#c7c7c7` |
 | disabled-color | Disabled color | `String` | `#bdbdbd` | 
 | disabled | Whether to disable rate | `Boolean` | `false` |
+
+### Event
+
+| Event | Description | Parameters |
+|-----------|-----------|-----------|
+| change | Triggered when rate changed | current rate |
diff --git a/packages/rate/index.vue b/packages/rate/index.vue
index 03914281b..52a84f6d6 100644
--- a/packages/rate/index.vue
+++ b/packages/rate/index.vue
@@ -66,6 +66,7 @@ export default create({
     onSelect(index) {
       if (!this.disabled) {
         this.$emit('input', index + 1);
+        this.$emit('change', index + 1);
       }
     }
   }
diff --git a/packages/rate/zh-CN.md b/packages/rate/zh-CN.md
index 80e0272ee..1eb30d2bc 100644
--- a/packages/rate/zh-CN.md
+++ b/packages/rate/zh-CN.md
@@ -43,7 +43,7 @@ export default {
  <van-rate v-model="value" disabled />
 ```
 
-### Rate API
+### API
 
 | 参数 | 说明 | 类型 | 默认值 |
 |-----------|-----------|-----------|-------------|
@@ -54,3 +54,9 @@ export default {
 | void-color | 未选中时的颜色 | `String` | `#c7c7c7` |
 | disabled-color | 不可选时的颜色 | `String` | `#bdbdbd` | 
 | disabled | 是否禁用评分 | `Boolean` | `false` |
+
+### Event
+
+| 事件名称 | 说明 | 回调参数 |
+|-----------|-----------|-----------|
+| change | 当前分值变化时触发的事件 | 当前分值 |