[improvement] Dialog: add stopLoading method (#757)

packages/dialog/README.md

@@ -117,6 +117,7 @@ Page({
 | Dialog.setDefaultOptions | `options` | `void` | 修改默认配置，对所有 Dialog 生效 |
 | Dialog.resetDefaultOptions | - | `void` | 重置默认配置，对所有 Dialog 生效 |
 | Dialog.close | - | `void` | 关闭弹窗 |
+| Dialog.stopLoading | - | `void` | 停止按钮的加载状态 |
 
 ### Options
 

packages/dialog/dialog.ts

@@ -22,6 +22,7 @@ interface Dialog {
   alert?: (options: DialogOptions) => Promise<DialogAction>;
   confirm?: (options: DialogOptions) => Promise<DialogAction>;
   close?: () => void;
+  stopLoading?: () => void;
   install?: () => void;
   setDefaultOptions?: (options: DialogOptions) => void;
   resetDefaultOptions?: () => void;
@@ -84,6 +85,12 @@ Dialog.close = () => {
   queue = [];
 };
 
+Dialog.stopLoading = () => {
+  queue.forEach(dialog => {
+    dialog.stopLoading();
+  });
+};
+
 Dialog.setDefaultOptions = options => {
   Object.assign(Dialog.currentOptions, options);
 };

packages/dialog/index.ts

@@ -44,14 +44,7 @@ VantComponent({
 
   watch: {
     show(show) {
-      if (!show) {
-        this.setData({
-          loading: {
-            confirm: false,
-            cancel: false
-          }
-        });
-      }
+      !show && this.stopLoading();
     }
   },
 
@@ -84,6 +77,15 @@ VantComponent({
       });
     },
 
+    stopLoading() {
+      this.setData({
+        loading: {
+          confirm: false,
+          cancel: false
+        }
+      });
+    },
+
     onClose(action) {
       if (!this.data.asyncClose) {
         this.close();