[new feature] toast add mask option (#296)

* [bugfix] CouponList always show empty info

* [bugfix] add click feedback of buttons in components

* [Doc] add custom theme document

* [new feature] Notice bar support more props

* [bugfix] PullRefresh test cases

* [bugfix] unused NoticeBar style

* [bugfix] Swipe width calc error

* [Doc] english document of all action components

* [Doc] change document site path to /zanui/vant

* [Doc] fix

* [bugfix] uploader style error

* [bugfix] tabs document demo

* [new feature] Cell support vue-router target route

* [bugfix] add cell test cases

* update yarn.lock

* [bugfix] Tabbar cann't display info when use icon slot

* [Doc] update document title

* [bugfix] Dialog should reset button text when showed

* [new feature] CouponList add showCloseButton prop

* [new feature] Swipe add 'initialSwipe' prop

* [bugfix] NoticeBar text disappeared when page back

* [new feature] ImagePreview support startPosition

* fix: improve imagePreview test cases

* [bugfix] Steps style error when has more than 4 items

* [new feature] normalize size of all icons

* [new feature] Stepper add plus & minus event

* fix: yarn.lock

* [bugfix] addressEdit icon render failed

* [new feature] toast add mask option

packages/toast/index.js

@@ -8,6 +8,7 @@ const defaultOptions = {
   type: 'text',
   position: 'middle',
   duration: 3000,
+  mask: false,
   forbidClick: false,
   clear: () => {
     instance.visible = false;

packages/toast/toast.vue

@@ -13,7 +13,7 @@
           <div v-if="message" class="van-toast__text">{{ message }}</div>
         </template>
       </div>
-      <div class="van-toast__overlay" v-if="forbidClick" />
+      <div :class="['van-toast__overlay', { 'van-toast__overlay--mask': mask }]" v-if="forbidClick || mask" />
     </div>
   </transition>
 </template>
@@ -50,6 +50,10 @@ export default {
     position: {
       type: String,
       default: 'middle'
+    },
+    mask: {
+      type: Boolean,
+      default: false
     }
   },
 

packages/vant-css/src/toast.css

@@ -28,7 +28,11 @@
     width: 100%;
     height: 100%;
     z-index: 3000;
-    background: transparent;
+    background-color: transparent;
+
+    &--mask {
+      background-color: rgba(0, 0, 0, .5);
+    }
   }
 
   &--text {