[webview_flutter] Scale and horizontal scroll is not working on Android on some websites #70369
Description
The WebView is only scrolling vertically. No horizontal scroll or scale possible.
Also getting some error
Example:
WebView(
initialUrl: widget.url,
gestureRecognizers: [
Factory<VerticalDragGestureRecognizer>(
() => VerticalDragGestureRecognizer()),
Factory<HorizontalDragGestureRecognizer>(
() => HorizontalDragGestureRecognizer()),
Factory<ScaleGestureRecognizer>(
() => ScaleGestureRecognizer()),
].toSet(),
javascriptMode: JavascriptMode.unrestricted,
)
Log:
E/MethodChannel#flutter/platform_views(15920): at android.os.Looper.loop(Looper.java:160)
E/MethodChannel#flutter/platform_views(15920): at android.app.ActivityThread.main(ActivityThread.java:6923)
E/MethodChannel#flutter/platform_views(15920): at java.lang.reflect.Method.invoke(Native Method)
E/MethodChannel#flutter/platform_views(15920): at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493)
E/MethodChannel#flutter/platform_views(15920): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:870)
I/flutter (15920): Zone caught an error: PlatformException(error, pointerIndex out of range, null, java.lang.IllegalArgumentException: pointerIndex out of range
I/flutter (15920): at android.view.MotionEvent.nativeGetPointerId(Native Method)
I/flutter (15920): at android.view.MotionEvent.getPointerId(MotionEvent.java:2160)
I/flutter (15920): at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2746)
I/flutter (15920): at io.flutter.plugin.platform.PlatformViewsController$1.onTouch(PlatformViewsController.java:309)
I/flutter (15920): at io.flutter.embedding.engine.systemchannels.PlatformViewsChannel$1.touch(PlatformViewsChannel.java:173)
I/flutter (15920): at io.flutter.embedding.engine.systemchannels.PlatformViewsChannel$1.onMethodCall(PlatformViewsChannel.java:68)
I/flutter (15920): at io.flutter.plugin.common.MethodChannel$IncomingMethodCallHandler.onMessage(MethodChannel.java:233)
I/flutter (15920): at io.flutter.embedding.engine.dart.DartMessenger.handleMessageFromDart(DartMessenger.java:85)
I/flutter (15920): at io.flutter.embedding.engine.FlutterJNI.handlePlatformMessage(FlutterJNI.java:692)
I/flutter (15920): at android.os.MessageQueue.nativePollOnce(Native Method)
I/flutter (15920): at android.os.MessageQu
I/flutter (15920): #0 StandardMethodCodec.decodeEnvelope
package:flutter/…/services/message_codecs.dart:582
I/flutter (15920): #1 MethodChannel._invokeMethod
package:flutter/…/services/platform_channel.dart:159
I/flutter (15920): <asynchronous suspension>
I/flutter (15920): #2 MethodChannel.invokeMethod
package:flutter/…/services/platform_channel.dart:332
I/flutter (15920): #3 AndroidViewController.sendMotionEvent
package:flutter/…/services/platform_views.dart:788
I/flutter (15920): #4 AndroidViewController.dispatchPointerEvent
package:flutter/…/services/platform_views.dart:873
I/flutter (15920): #5 List.forEach (dart:core-patch/growable_array.dart:313:8)
I/flutter (15920): #6 _PlatformViewGestureRecognizer._flushPointerCache
package:flutter/…/rendering/platform_view.dart:560
I/flutter (15920): #7 _PlatformViewGestureRecognizer.acceptGesture
package:flutter/…/rendering/platform_view.dart:542
I/flutter (15920): #8 _CombiningGestureArenaMember.acceptGesture
package:flutter/…/gestures/team.dart:42
I/flutter (15920): #9 GestureArenaManager.sweep
package:flutter/…/gestures/arena.dart:157
I/flutter (15920): #10 GestureBindin
flutter doctor -v
[✓] Flutter (Channel stable, 1.22.3, on Mac OS X 10.15.7 19H2, locale de-CH)
• Flutter version 1.22.3 at /Users/xx/Development/Tools/flutter
• Framework revision 8874f21e79 (2 weeks ago), 2020-10-29 14:14:35 -0700
• Engine revision a1440ca392
• Dart version 2.10.3
[✓] Android toolchain - develop for Android devices (Android SDK version 28.0.3)
• Android SDK at /Users/xx/Library/Android/sdk
• Platform android-29, build-tools 28.0.3
• ANDROID_HOME = /Users/xx/Library/Android/sdk
• ANDROID_SDK_ROOT = /Users/xx/Library/Android/sdk
• Java binary at: /Applications/Android Studio.app/Contents/jre/jdk/Contents/Home/bin/java
• Java version OpenJDK Runtime Environment (build 1.8.0_242-release-1644-b3-6222593)
• All Android licenses accepted.
[✓] Xcode - develop for iOS and macOS (Xcode 12.1)
• Xcode at /Applications/Xcode.app/Contents/Developer
• Xcode 12.1, Build version 12A7403
• CocoaPods version 1.9.3
[✓] Android Studio (version 4.0)
• Android Studio at /Applications/Android Studio.app/Contents
• Flutter plugin version 39.0.3
• Dart plugin version 191.8423
• Java version OpenJDK Runtime Environment (build 1.8.0_242-release-1644-b3-6222593)
[✓] VS Code (version 1.37.1)
• VS Code at /Applications/Visual Studio Code.app/Contents
• Flutter extension version 3.4.1
[✓] Connected device (3 available)
• moto g 6 (mobile) • ZY322PM4WT • android-arm • Android 9 (API
28)
• Android SDK built for x86 (mobile) • emulator-5554 • android-x86 • Android 9 (API
28) (emulator)
• No issues found!