[new feature] Notify: add className prop (#2681)

packages/notify/Notify.js

@@ -8,6 +8,7 @@ export default sfc({
   mixins: [PopupMixin],
 
   props: {
+    className: null,
     message: [String, Number],
     color: {
       type: String,
@@ -34,7 +35,7 @@ export default sfc({
     };
     return (
       <transition name="van-slide-down">
-        <div vShow={this.value} class={bem()} style={style}>
+        <div vShow={this.value} class={[bem(), this.className]} style={style}>
           {this.message}
         </div>
       </transition>

packages/notify/en-US.md

@@ -55,3 +55,4 @@ export default {
 | duration | Duration(ms), won't disappear if value is 0 | `Number` | `3000` |
 | color | Message color | `String` | `#fff` | |
 | background | Background color | `String` | `#f44` |
+| className | Custom className | `String | Array | Object` | - |

packages/notify/index.js

@@ -52,7 +52,8 @@ Notify.defaultOptions = {
   text: '',
   color: WHITE,
   background: RED,
-  duration: 3000
+  duration: 3000,
+  className: ''
 };
 
 Notify.setDefaultOptions = options => {

packages/notify/zh-CN.md

@@ -54,3 +54,4 @@ export default {
 | duration | 展示时长(ms)，值为 0 时，notify 不会消失 | `Number` | `3000` | 1.4.7 |
 | color | 字体颜色 | `String` | `#fff` | 1.4.7 |
 | background | 背景颜色 | `String` | `#f44` | 1.4.7 |
+| className | 自定义类名 | `String | Array | Object` | - | 1.6.0 |