Added back button interceptor

CHANGELOG.md

@@ -1,3 +1,8 @@
+## [3.0.6] - 2022.08.13
+
+* fixed [#178](https://github.com/nslogx/flutter_easyloading/issues/178)
+* fixed [#178](https://github.com/nslogx/flutter_easyloading/issues/114)
+
 ## [3.0.5] - 2022.05.23
 
 * 🎉 It's support flutter 3.0 and previous version now 

README-zh_CN.md

@@ -216,6 +216,8 @@ EasyLoading.instance
 
 感谢 [flutter_spinkit](https://github.com/jogboms/flutter_spinkit) ❤️
 
+感谢 [back_button_interceptor](https://github.com/marcglasberg/back_button_interceptor) ❤️
+
 感谢 [JetBrains Open Source](https://www.jetbrains.com/community/opensource/#support) 提供支持
 
 [<img src="https://raw.githubusercontent.com/nslogx/flutter_easyloading/master/images/jetbrains.png" width=200 height=112/>](https://www.jetbrains.com/?from=FlutterEasyLoading)

README.md

@@ -217,6 +217,8 @@ example: 👉 [Custom Animation](https://github.com/nslogx/flutter_easyloading/b
 
 Thanks to [flutter_spinkit](https://github.com/jogboms/flutter_spinkit) ❤️
 
+Thanks to [back_button_interceptor](https://github.com/marcglasberg/back_button_interceptor) ❤️
+
 Supported by [JetBrains Open Source](https://www.jetbrains.com/community/opensource/#support)
 
 [<img src="https://raw.githubusercontent.com/nslogx/flutter_easyloading/master/images/jetbrains.png" width=200 height=112/>](https://www.jetbrains.com/?from=FlutterEasyLoading)

lib/src/easy_loading.dart

@@ -24,6 +24,7 @@ import 'dart:async';
 import 'dart:math';
 
 import 'package:flutter/material.dart';
+import 'package:back_button_interceptor/back_button_interceptor.dart';
 
 import './widgets/container.dart';
 import './widgets/progress.dart';
@@ -253,6 +254,13 @@ class EasyLoading {
     bool? dismissOnTap,
   }) {
     Widget w = indicator ?? (_instance.indicatorWidget ?? LoadingIndicator());
+
+    final isIgnoringBackButton = !EasyLoadingTheme.ignoring(maskType);
+
+    if (isIgnoringBackButton) {
+      BackButtonInterceptor.add(_backButtonInterceptor);
+    }
+
     return _instance._show(
       status: status,
       maskType: maskType,
@@ -287,6 +295,12 @@ class EasyLoading {
         key: _progressKey,
         value: value,
       );
+      final isIgnoringBackButton = !EasyLoadingTheme.ignoring(maskType);
+
+      if (isIgnoringBackButton) {
+        BackButtonInterceptor.add(_backButtonInterceptor);
+      }
+
       _instance._show(
         status: status,
         maskType: maskType,
@@ -390,7 +404,15 @@ class EasyLoading {
   }) {
     // cancel timer
     _instance._cancelTimer();
-    return _instance._dismiss(animation);
+    return _instance._dismiss(animation).whenComplete(
+      () {
+        final isIgnoringBackButton = !EasyLoadingTheme.ignoring(null);
+
+        if (!isIgnoringBackButton) return;
+
+        BackButtonInterceptor.remove(_backButtonInterceptor);
+      },
+    );
   }
 
   /// add loading status callback
@@ -520,4 +542,10 @@ class EasyLoading {
     _timer?.cancel();
     _timer = null;
   }
+
+  static bool _backButtonInterceptor(
+    bool stopDefaultButtonEvent,
+    RouteInfo routeInfo,
+  ) =>
+      true;
 }

pubspec.yaml

@@ -1,12 +1,13 @@
 name: flutter_easyloading
 description: A clean and lightweight loading/toast widget for Flutter, Easy to use without context, Support iOS、Android and Web
-version: 3.0.5
+version: 3.0.6
 homepage: https://github.com/nslogx/flutter_easyloading
 
 environment:
   sdk: ">=2.12.0 <3.0.0"
 
 dependencies:
+  back_button_interceptor: ^6.0.1
   flutter:
     sdk: flutter