updated InAppWebView.preventGestureDelay native implementation for ios

CHANGELOG.md

@@ -1,3 +1,7 @@
+## 6.0.0-beta.26
+
+- Merged "feat(ios): optional tradeoff to fix ios input delay" [#1665](https://github.com/pichillilorenzo/flutter_inappwebview/pull/1665) (thanks to [andreasgangso](https://github.com/andreasgangso))
+
 ## 6.0.0-beta.25
 
 - Updated `androidx.webkit:webkit` dependency to `1.8.0`

example/integration_test/chrome_safari_browser/open_and_close.dart

@@ -40,7 +40,7 @@ void openAndClose() {
             activityButton: ActivityButton(
                 templateImage: UIImage(systemName: "sun.max"),
                 extensionIdentifier:
-                    "com.pichillilorenzo.flutter-inappwebview-example7.test")));
+                    "com.pichillilorenzo.flutter-inappwebview-example1.test")));
     await chromeSafariBrowser.opened.future;
     expect(chromeSafariBrowser.isOpened(), true);
     expect(() async {

example/ios/Runner.xcodeproj/project.pbxproj

@@ -208,9 +208,9 @@
 				9740EEB61CF901F6004384FC /* Run Script */,
 				97C146EA1CF9000F007C117D /* Sources */,
 				97C146EB1CF9000F007C117D /* Frameworks */,
+				6174FE1725CEB74E00A5020C /* Embed Foundation Extensions */,
 				97C146EC1CF9000F007C117D /* Resources */,
 				3B06AD1E1E4923F5004D2608 /* Thin Binary */,
-				6174FE1725CEB74E00A5020C /* Embed Foundation Extensions */,
 				DFFD8453B8E169BF6BE74B49 /* [CP] Embed Pods Frameworks */,
 			);
 			buildRules = (
@@ -231,7 +231,7 @@
 			attributes = {
 				BuildIndependentTargetsInParallel = YES;
 				LastSwiftUpdateCheck = 1400;
-				LastUpgradeCheck = 1300;
+				LastUpgradeCheck = 1430;
 				ORGANIZATIONNAME = "The Chromium Authors";
 				TargetAttributes = {
 					6143FF34290959650014A1FC = {
@@ -241,7 +241,6 @@
 					};
 					97C146ED1CF9000F007C117D = {
 						CreatedOnToolsVersion = 7.3.1;
-						DevelopmentTeam = PFP8UV45Y6;
 						LastSwiftMigration = 1020;
 						ProvisioningStyle = Automatic;
 						SystemCapabilities = {
@@ -461,7 +460,7 @@
 				MARKETING_VERSION = 1.0;
 				MTL_ENABLE_DEBUG_INFO = INCLUDE_SOURCE;
 				MTL_FAST_MATH = YES;
-				PRODUCT_BUNDLE_IDENTIFIER = "com.pichillilorenzo.flutter-inappwebview-example7.test";
+				PRODUCT_BUNDLE_IDENTIFIER = "com.pichillilorenzo.flutter-inappwebview-example1.test";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = DEBUG;
@@ -498,7 +497,7 @@
 				);
 				MARKETING_VERSION = 1.0;
 				MTL_FAST_MATH = YES;
-				PRODUCT_BUNDLE_IDENTIFIER = "com.pichillilorenzo.flutter-inappwebview-example7.test";
+				PRODUCT_BUNDLE_IDENTIFIER = "com.pichillilorenzo.flutter-inappwebview-example1.test";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
 				SWIFT_EMIT_LOC_STRINGS = YES;
@@ -647,7 +646,7 @@
 					"$(inherited)",
 					"$(PROJECT_DIR)/Flutter",
 				);
-				PRODUCT_BUNDLE_IDENTIFIER = "com.pichillilorenzo.flutter-inappwebview-example7";
+				PRODUCT_BUNDLE_IDENTIFIER = "com.pichillilorenzo.flutter-inappwebview-example1";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";
 				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";
@@ -682,7 +681,7 @@
 					"$(inherited)",
 					"$(PROJECT_DIR)/Flutter",
 				);
-				PRODUCT_BUNDLE_IDENTIFIER = "com.pichillilorenzo.flutter-inappwebview-example7";
+				PRODUCT_BUNDLE_IDENTIFIER = "com.pichillilorenzo.flutter-inappwebview-example1";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";
 				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";

example/ios/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1300"
+   LastUpgradeVersion = "1430"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"

ios/Classes/InAppWebView/FlutterWebViewFactory.swift

@@ -10,7 +10,7 @@ import Foundation
 
 public class FlutterWebViewFactory: NSObject, FlutterPlatformViewFactory {
     static let VIEW_TYPE_ID = "com.pichillilorenzo/flutter_inappwebview"
-    static let NON_BLOCKING_VIEW_TYPE_ID = "com.pichillilorenzo/flutter_inappwebview_nonblocking"
+    
     private var plugin: SwiftFlutterPlugin
     
     init(plugin: SwiftFlutterPlugin) {
@@ -29,6 +29,7 @@ public class FlutterWebViewFactory: NSObject, FlutterPlatformViewFactory {
         
         let keepAliveId = arguments?["keepAliveId"] as? String
         let headlessWebViewId = arguments?["headlessWebViewId"] as? String
+        let preventGestureDelay = arguments?["preventGestureDelay"] as? Bool ?? false
         
         if let headlessWebViewId = headlessWebViewId,
            let headlessWebView = plugin.headlessInAppWebViewManager?.webViews[headlessWebViewId],
@@ -62,6 +63,8 @@ public class FlutterWebViewFactory: NSObject, FlutterPlatformViewFactory {
             plugin.inAppWebViewManager?.keepAliveWebViews[keepAliveId] = flutterWebView!
         }
         
+        flutterWebView?.webView()?.preventGestureDelay = preventGestureDelay
+        
         if shouldMakeInitialLoad {
             flutterWebView?.makeInitialLoad(params: arguments!)
         }

ios/Classes/InAppWebView/InAppWebView.swift

@@ -29,6 +29,7 @@ public class InAppWebView: WKWebView, UIScrollViewDelegate, WKUIDelegate,
     var webMessageListeners: [WebMessageListener] = []
     var currentOriginalUrl: URL?
     var inFullscreen = false
+    var preventGestureDelay = false
     
     static var sslCertificatesMap: [String: SslCertificate] = [:] // [URL host name : SslCertificate]
     static var credentialsProposed: [URLCredential] = []
@@ -240,6 +241,15 @@ public class InAppWebView: WKWebView, UIScrollViewDelegate, WKUIDelegate,
             }
         }
         
+        // https://github.com/pichillilorenzo/flutter_inappwebview/pull/1665
+        if preventGestureDelay, let gestures = superview?.superview?.gestureRecognizers {
+            for gesture in gestures {
+                if NSStringFromClass(type(of: gesture)) == "DelayingGestureRecognizer" {
+                    gesture.isEnabled = false
+                }
+            }
+        }
+        
         return super.hitTest(point, with: event)
     }
     

ios/Classes/SwiftFlutterPlugin.swift

@@ -44,7 +44,6 @@ public class SwiftFlutterPlugin: NSObject, FlutterPlugin {
         
         self.registrar = registrar
         registrar.register(FlutterWebViewFactory(plugin: self) as FlutterPlatformViewFactory, withId: FlutterWebViewFactory.VIEW_TYPE_ID)
-        registrar.register(FlutterWebViewFactory(plugin: self) as FlutterPlatformViewFactory, withId: FlutterWebViewFactory.NON_BLOCKING_VIEW_TYPE_ID, gestureRecognizersBlockingPolicy:FlutterPlatformViewGestureRecognizersBlockingPolicyWaitUntilTouchesEnded)
         
         platformUtil = PlatformUtil(plugin: self)
         inAppBrowserManager = InAppBrowserManager(plugin: self)

lib/src/in_app_webview/in_app_webview.dart

@@ -65,6 +65,11 @@ class InAppWebView extends StatefulWidget implements WebView {
   ///- iOS
   final InAppWebViewKeepAlive? keepAlive;
 
+  ///Used to prevent gesture delay on iOS caused by Flutter's gestures handling
+  ///between native/platform views.
+  ///
+  ///**Supported Platforms/Implementations**:
+  ///- iOS
   final bool? preventGestureDelay;
 
   ///{@macro flutter_inappwebview.InAppWebView}
@@ -793,11 +798,8 @@ class _InAppWebViewState extends State<InAppWebView> {
         },
       );
     } else if (Util.isIOS /* || Util.isMacOS*/) {
-      final viewType = widget.preventGestureDelay == true
-          ? 'com.pichillilorenzo/flutter_inappwebview_nonblocking'
-          : 'com.pichillilorenzo/flutter_inappwebview';
       return UiKitView(
-        viewType: viewType,
+        viewType: 'com.pichillilorenzo/flutter_inappwebview',
         onPlatformViewCreated: _onPlatformViewCreated,
         gestureRecognizers: widget.gestureRecognizers,
         creationParams: <String, dynamic>{
@@ -813,7 +815,8 @@ class _InAppWebViewState extends State<InAppWebView> {
           'initialUserScripts':
               widget.initialUserScripts?.map((e) => e.toMap()).toList() ?? [],
           'pullToRefreshSettings': pullToRefreshSettings,
-          'keepAliveId': widget.keepAlive?.id
+          'keepAliveId': widget.keepAlive?.id,
+          'preventGestureDelay': widget.preventGestureDelay
         },
         creationParamsCodec: const StandardMessageCodec(),
       );

pubspec.yaml

@@ -1,6 +1,6 @@
 name: flutter_inappwebview
 description: A Flutter plugin that allows you to add an inline webview, to use an headless webview, and to open an in-app browser window.
-version: 6.0.0-beta.25
+version: 6.0.0-beta.26
 homepage: https://inappwebview.dev/
 repository: https://github.com/pichillilorenzo/flutter_inappwebview
 issue_tracker: https://github.com/pichillilorenzo/flutter_inappwebview/issues