From 9fd0b16c6adffd7b2f63be66dd9f9222b78dd11d Mon Sep 17 00:00:00 2001
From: Weller <1812208341@qq.com>
Date: Sat, 17 Oct 2020 11:00:55 +0800
Subject: [PATCH] =?UTF-8?q?=E6=9B=B4=E6=96=B0loading?=
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---
 lib/dialog/loading/loading.dart | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/lib/dialog/loading/loading.dart b/lib/dialog/loading/loading.dart
index cfcc17d..e980131 100644
--- a/lib/dialog/loading/loading.dart
+++ b/lib/dialog/loading/loading.dart
@@ -6,8 +6,7 @@ class Loading {
   static LoadingDialog _dialog;
   static BuildContext _context;
 
-  static Future show(
-    BuildContext context, {
+  static Future show(BuildContext context, {
     String msg,
   }) async {
     dismiss();
@@ -24,7 +23,9 @@ class Loading {
 
   static dismiss() {
     if (_dialog != null && _context != null) {
-      Navigator.pop(_context);
+      if (Navigator.canPop(_context)) {
+        Navigator.pop(_context);
+      }
     }
     _context = null;
     _dialog = null;