feat：增加了flutter与iOS原生侧滑冲突的一种解决方案：

	  https://juejin.im/post/5cf8e4b96fb9a07ed440f1d8

android/src/main/java/com/taobao/idlefish/flutterboost/NavigationService/NavigationServiceRegister.java

@@ -33,6 +33,7 @@
           NavigationService_pageOnStart.register();
           NavigationService_openPage.register();
           NavigationService_closePage.register();
+          NavigationService_flutterCanPop.register();
       }
  
  }
\ No newline at end of file

android/src/main/java/com/taobao/idlefish/flutterboost/NavigationService/NavigationService_flutterCanPop.java

+package com.taobao.idlefish.flutterboost.NavigationService;
+
+import android.util.Log;
+
+import com.taobao.idlefish.flutterboost.FlutterBoostPlugin;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import fleamarket.taobao.com.xservicekit.handler.MessageHandler;
+import fleamarket.taobao.com.xservicekit.handler.MessageResult;
+import fleamarket.taobao.com.xservicekit.service.ServiceGateway;
+
+public class NavigationService_flutterCanPop implements MessageHandler<Boolean>{
+    private Object mContext = null;
+
+
+    private boolean onCall(MessageResult<Boolean> result,Boolean canPop){
+        return true;
+    }
+
+    @Override
+    public boolean onMethodCall(String name, Map args, MessageResult<Boolean> result) {
+        return this.onCall(result,(Boolean) args.get("canPop"));
+    }
+
+    @Override
+    public List<String> handleMessageNames() {
+        List<String> h = new ArrayList<>();
+        h.add("flutterCanPop");
+        return h;
+    }
+    @Override
+    public Object getContext() {
+        return mContext;
+    }
+
+    @Override
+    public void setContext(Object obj) {
+        mContext = obj;
+    }
+    @Override
+    public String service() {
+        return "NavigationService";
+    }
+
+    public static void register(){
+        ServiceGateway.sharedInstance().registerHandler(new NavigationService_flutterCanPop());
+    }
+
+
+}
\ No newline at end of file

example/ios/.symlinks/plugins/flutter_boost

-/Users/jidong/Documents/opensource/flutter_boost
\ No newline at end of file
+/Users/zhongchengguo/Desktop/flutter_boost
\ No newline at end of file

example/ios/.symlinks/plugins/xservice_kit

-/Users/jidong/.pub-cache/hosted/pub.dartlang.org/xservice_kit-0.0.27
\ No newline at end of file
+/Users/zhongchengguo/.pub-cache/hosted/pub.flutter-io.cn/xservice_kit-0.0.29
\ No newline at end of file

example/ios/Podfile.lock

@@ -8,20 +8,20 @@ PODS:
 
 DEPENDENCIES:
   - Flutter (from `.symlinks/flutter/ios`)
-  - flutter_boost (from `/Users/jidong/Documents/opensource/flutter_boost/ios`)
-  - xservice_kit (from `/Users/jidong/.pub-cache/hosted/pub.dartlang.org/xservice_kit-0.0.27/ios`)
+  - flutter_boost (from `/Users/zhongchengguo/Desktop/flutter_boost/ios`)
+  - xservice_kit (from `/Users/zhongchengguo/.pub-cache/hosted/pub.flutter-io.cn/xservice_kit-0.0.29/ios`)
 
 EXTERNAL SOURCES:
   Flutter:
     :path: ".symlinks/flutter/ios"
   flutter_boost:
-    :path: "/Users/jidong/Documents/opensource/flutter_boost/ios"
+    :path: "/Users/zhongchengguo/Desktop/flutter_boost/ios"
   xservice_kit:
-    :path: "/Users/jidong/.pub-cache/hosted/pub.dartlang.org/xservice_kit-0.0.27/ios"
+    :path: "/Users/zhongchengguo/.pub-cache/hosted/pub.flutter-io.cn/xservice_kit-0.0.29/ios"
 
 SPEC CHECKSUMS:
   Flutter: 9d0fac939486c9aba2809b7982dfdbb47a7b0296
-  flutter_boost: 24249d12d924d858cf445a84949484bc08bca000
+  flutter_boost: 6a083f2f1b67f9b08724d6c4b280a099d1b40797
   xservice_kit: a86c64372b3e41e7d8e9b1a0b9139866680f525c
 
 PODFILE CHECKSUM: 2a757a7bdc03b37a2814666652fdff1cf694243f

example/ios/Runner.xcodeproj/project.pbxproj

@@ -8,7 +8,6 @@
 
 /* Begin PBXBuildFile section */
 		1498D2341E8E89220040F4C2 /* GeneratedPluginRegistrant.m in Sources */ = {isa = PBXBuildFile; fileRef = 1498D2331E8E89220040F4C2 /* GeneratedPluginRegistrant.m */; };
-		2D5378261FAA1A9400D5DBA9 /* flutter_assets in Resources */ = {isa = PBXBuildFile; fileRef = 2D5378251FAA1A9400D5DBA9 /* flutter_assets */; };
 		3B3967161E833CAA004F5970 /* AppFrameworkInfo.plist in Resources */ = {isa = PBXBuildFile; fileRef = 3B3967151E833CAA004F5970 /* AppFrameworkInfo.plist */; };
 		3B80C3941E831B6300D905FE /* App.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 3B80C3931E831B6300D905FE /* App.framework */; };
 		3B80C3951E831B6300D905FE /* App.framework in Embed Frameworks */ = {isa = PBXBuildFile; fileRef = 3B80C3931E831B6300D905FE /* App.framework */; settings = {ATTRIBUTES = (CodeSignOnCopy, RemoveHeadersOnCopy, ); }; };
@@ -45,7 +44,6 @@
 /* Begin PBXFileReference section */
 		1498D2321E8E86230040F4C2 /* GeneratedPluginRegistrant.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = GeneratedPluginRegistrant.h; sourceTree = "<group>"; };
 		1498D2331E8E89220040F4C2 /* GeneratedPluginRegistrant.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = GeneratedPluginRegistrant.m; sourceTree = "<group>"; };
-		2D5378251FAA1A9400D5DBA9 /* flutter_assets */ = {isa = PBXFileReference; lastKnownFileType = folder; name = flutter_assets; path = Flutter/flutter_assets; sourceTree = SOURCE_ROOT; };
 		3B3967151E833CAA004F5970 /* AppFrameworkInfo.plist */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.plist.xml; name = AppFrameworkInfo.plist; path = Flutter/AppFrameworkInfo.plist; sourceTree = "<group>"; };
 		3B80C3931E831B6300D905FE /* App.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = App.framework; path = Flutter/App.framework; sourceTree = "<group>"; };
 		7AFA3C8E1D35360C0083082E /* Release.xcconfig */ = {isa = PBXFileReference; lastKnownFileType = text.xcconfig; name = Release.xcconfig; path = Flutter/Release.xcconfig; sourceTree = "<group>"; };
@@ -105,7 +103,6 @@
 		9740EEB11CF90186004384FC /* Flutter */ = {
 			isa = PBXGroup;
 			children = (
-				2D5378251FAA1A9400D5DBA9 /* flutter_assets */,
 				3B80C3931E831B6300D905FE /* App.framework */,
 				3B3967151E833CAA004F5970 /* AppFrameworkInfo.plist */,
 				9740EEBA1CF902C7004384FC /* Flutter.framework */,
@@ -231,7 +228,6 @@
 				3B3967161E833CAA004F5970 /* AppFrameworkInfo.plist in Resources */,
 				9740EEB41CF90195004384FC /* Debug.xcconfig in Resources */,
 				97C146FE1CF9000F007C117D /* Assets.xcassets in Resources */,
-				2D5378261FAA1A9400D5DBA9 /* flutter_assets in Resources */,
 				97C146FC1CF9000F007C117D /* Main.storyboard in Resources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;

example/ios/Runner.xcworkspace/xcuserdata/zhongchengguo.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist

+<?xml version="1.0" encoding="UTF-8"?>
+<Bucket
+   type = "0"
+   version = "2.0">
+</Bucket>

example/ios/Runner/DemoRouter.m

@@ -52,4 +52,9 @@
         [self.navigationController popViewControllerAnimated:animated];
     }
 }
+
+- (void)flutterCanPop:(BOOL)canpop {
+    self.navigationController.interactivePopGestureRecognizer.enabled = !canpop;
+}
+
 @end

example/lib/main.dart

@@ -33,11 +33,17 @@ class _MyAppState extends State<MyApp> {
     FlutterBoost.handleOnStartPage();
   }
 
+  Map<String, WidgetBuilder> routes = {
+    "second": (BuildContext context) =>
+        SecondRouteWidget(),
+  };
+
   @override
   Widget build(BuildContext context) {
     return MaterialApp(
         title: 'Flutter Boost example',
         builder: FlutterBoost.init(postPush: _onRoutePushed),
+        routes: routes,
         home: Container());
   }
 

example/lib/simple_page_widgets.dart

@@ -12,7 +12,8 @@ class FirstRouteWidget extends StatelessWidget {
         child: RaisedButton(
           child: Text('Open second route'),
           onPressed: () {
-            FlutterBoost.singleton.openPage("second", {}, animated: true);
+            Navigator.pushNamed(context, "second");
+//            FlutterBoost.singleton.openPage("second", {}, animated: true);
           },
         ),
       ),
@@ -31,7 +32,8 @@ class SecondRouteWidget extends StatelessWidget {
         child: RaisedButton(
           onPressed: () {
             // Navigate back to first route when tapped.
-            FlutterBoost.singleton.closePageForContext(context);
+            Navigator.pop(context);
+//            FlutterBoost.singleton.closePageForContext(context);
           },
           child: Text('Go back!'),
         ),

ios/Classes/Boost/FLBPlatform.h

@@ -32,6 +32,9 @@ NS_ASSUME_NONNULL_BEGIN
 //Whether to enable accessibility support. Default value is Yes.
 - (BOOL)accessibilityEnable;
 
+// flutter模块是否还可以pop
+- (void)flutterCanPop:(BOOL)canpop;
+
 @required
 - (void)openPage:(NSString *)name
           params:(NSDictionary *)params

ios/Classes/Container/FLBFlutterViewContainer.m

@@ -283,6 +283,8 @@ static NSUInteger kInstanceCounter = 0;
     
     //Invalidate obsolete screenshot.
     [FLBStackCache.sharedInstance invalidate:self.uniqueIDString];
+    [Service_NavigationService canPopPageName:_name params:_params
+     uniqueId:[self uniqueIDString]];
 }
 
 #pragma mark - Life circle methods

ios/Classes/Messaging/Generated/NavigationService/handlers/NavigationService_flutterCanPop.h

+//
+//  NavigationService_canPop.h
+//  flutter_boost
+//
+//  Created by ZhongCheng Guo on 2019/6/5.
+//
+
+#import "FlutterServiceCallHandler.h"
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface NavigationService_flutterCanPop : FlutterServiceCallHandler
+
+@end
+
+NS_ASSUME_NONNULL_END

ios/Classes/Messaging/Generated/NavigationService/handlers/NavigationService_flutterCanPop.mm

+//
+//  NavigationService_canPop.m
+//  flutter_boost
+//
+//  Created by ZhongCheng Guo on 2019/6/5.
+//
+
+#import "NavigationService_flutterCanPop.h"
+#import "ServiceGateway.h"
+#import "FLBFlutterApplication.h"
+#import "FlutterBoostConfig.h"
+
+@implementation NavigationService_flutterCanPop
+
+- (void)onCall:(void (^)(BOOL))result
+        canPop:(BOOL)canPop
+{
+    //Add your handler code here!
+    if ([[FLBFlutterApplication sharedApplication].platform respondsToSelector:@selector(flutterCanPop:)]) {
+        [[FLBFlutterApplication sharedApplication].platform flutterCanPop:canPop];
+    }
+}
+
+#pragma mark - Do not edit these method.
+- (void)__flutter_p_handler_flutterCanPop:(NSDictionary *)args result:(void (^)(BOOL))result {
+    [self onCall:result canPop:[args[@"canPop"] boolValue]];
+}
++ (void)load{
+    [[ServiceGateway sharedInstance] registerHandler:[NavigationService_flutterCanPop new]];
+}
+- (NSString *)service
+{
+    return @"NavigationService";
+}
+@end

ios/Classes/Messaging/Generated/NavigationService/service/Service_NavigationService.h

@@ -34,4 +34,6 @@
  + (void)didDisappearPageContainer:(void (^)(NSNumber *))result pageName:(NSString *)pageName params:(NSDictionary *)params uniqueId:(NSString *)uniqueId;
  + (void)didInitPageContainer:(void (^)(NSNumber *))result pageName:(NSString *)pageName params:(NSDictionary *)params uniqueId:(NSString *)uniqueId;
  + (void)willDeallocPageContainer:(void (^)(NSNumber *))result pageName:(NSString *)pageName params:(NSDictionary *)params uniqueId:(NSString *)uniqueId;
+ // 获取flutter的canPop
+ + (void)canPopPageName:(NSString *)pageName params:(NSDictionary *)params uniqueId:(NSString *)uniqueId;
  @end

ios/Classes/Messaging/Generated/NavigationService/service/Service_NavigationService.mm

@@ -137,5 +137,13 @@
      }];
  }
 
++ (void)canPopPageName:(NSString *)pageName params:(NSDictionary *)params uniqueId:(NSString *)uniqueId{
+    NSMutableDictionary *tmp = [NSMutableDictionary dictionary];
+    if(pageName) tmp[@"pageName"] = pageName;
+    if(params) tmp[@"params"] = params;
+    if(uniqueId) tmp[@"uniqueId"] = uniqueId;
+    [self.service invoke:@"canPop" args:tmp result:^(id tTesult) {
+    }];
+}
  
  @end

lib/AIOService/NavigationService/handlers/NavigationService_canPop.dart

+import 'dart:async';
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+import 'package:xservice_kit/ServiceCallHandler.dart';
+import 'package:xservice_kit/ServiceGateway.dart';
+import 'package:flutter_boost/flutter_boost.dart';
+import 'package:flutter_boost/AIOService/NavigationService/service/NavigationService.dart';
+
+class NavigationService_canPop extends ServiceCallHandler {
+  static void regsiter() {
+    ServiceGateway.sharedInstance()
+        .registerHandler(new NavigationService_canPop());
+  }
+
+  @override
+  String name() {
+    return "canPop";
+  }
+
+  @override
+  String service() {
+    return "NavigationService";
+  }
+
+  @override
+  Future<bool> onMethodCall(MethodCall call) {
+    return onCall(call.arguments["pageName"], call.arguments["params"],
+        call.arguments["uniqueId"]);
+  }
+
+//==============================================Do not edit code above!
+
+  Future<bool> onCall(String pageName, Map params, String uniqueId) async {
+    NavigatorState navigator = FlutterBoost.containerManager.onstageContainer;
+    bool canPop = navigator.canPop();
+    NavigationService.flutterCanPop(canPop);
+    return true;
+  }
+}
\ No newline at end of file

lib/AIOService/NavigationService/service/NavigationService.dart

@@ -93,4 +93,10 @@
        return BOOL(value);
      });
  }
+ /// 通知原生模块flutter是否可以pop
+ static void flutterCanPop(bool canPop) {
+   Map<String,dynamic> properties = new Map<String,dynamic>();
+   properties["canPop"]=canPop;
+   _service.methodChannel().invokeMethod('flutterCanPop',properties);
+ }
  }
\ No newline at end of file

lib/AIOService/NavigationService/service/NavigationServiceRegister.dart

@@ -30,6 +30,7 @@
  import '../handlers/NavigationService_didDisappearPageContainer.dart';
  import '../handlers/NavigationService_didInitPageContainer.dart';
  import '../handlers/NavigationService_willDeallocPageContainer.dart';
+ import '../handlers/NavigationService_canPop.dart';
  
  class NavigationServiceRegister{
  
@@ -43,6 +44,7 @@
      NavigationService_didDisappearPageContainer.regsiter();
      NavigationService_didInitPageContainer.regsiter();
      NavigationService_willDeallocPageContainer.regsiter();
+     NavigationService_canPop.regsiter();
    }
  
  }
\ No newline at end of file

lib/container/container_manager.dart

@@ -28,6 +28,7 @@ import 'package:flutter_boost/container/boost_container.dart';
 import 'package:flutter_boost/container/container_coordinator.dart';
 import 'package:flutter_boost/flutter_boost.dart';
 import 'package:flutter_boost/support/logger.dart';
+import 'package:flutter_boost/container/navigator_observer.dart';
 
 enum ContainerOperation { Push, Onstage, Pop, Remove }
 
@@ -100,6 +101,8 @@ class ContainerManagerState extends State<BoostContainerManager> {
     assert(widget.initNavigator != null);
     _onstage = BoostContainer.copy(widget.initNavigator);
 
+    FlutterBoost.containerManager.navigatorObserver.addBoostNavigatorObserver(NavigatorCanPopObserver());
+
     WidgetsBinding.instance.addPostFrameCallback((_) {
       setState(() {});
     });