added onCameraCaptureStateChanged and onMicrophoneCaptureStateChanged webview events

CHANGELOG.md

@@ -5,6 +5,7 @@
 - Added `ProxyController` for Android
 - Added `pauseAllMediaPlayback`, `setAllMediaPlaybackSuspended`, `closeAllMediaPresentations`, `requestMediaPlaybackState`, `isInFullscreen`, `getCameraCaptureState`, `setCameraCaptureState`, `getMicrophoneCaptureState`, `setMicrophoneCaptureState` WebView controller methods
 - Added `underPageBackgroundColor`, `isTextInteractionEnabled`, `isSiteSpecificQuirksModeEnabled`, `upgradeKnownHostsToHTTPS`, `forceDarkStrategy` WebView settings
+- Added `onCameraCaptureStateChanged`, `onMicrophoneCaptureStateChanged` WebView events
 - Added support for `onPermissionRequest` event on iOS 15.0+
 - Updated `getMetaThemeColor` on iOS 15.0+
 - Deprecated `onLoadError` for `onReceivedError`. `onReceivedError` will be called also for subframes.

example/ios/Runner.xcodeproj/project.pbxproj

@@ -177,6 +177,7 @@
 						CreatedOnToolsVersion = 7.3.1;
 						DevelopmentTeam = PFP8UV45Y6;
 						LastSwiftMigration = 1020;
+						ProvisioningStyle = Automatic;
 						SystemCapabilities = {
 							com.apple.BackgroundModes = {
 								enabled = 1;
@@ -443,6 +444,8 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
+				CODE_SIGN_IDENTITY = "Apple Development";
+				CODE_SIGN_STYLE = Automatic;
 				CURRENT_PROJECT_VERSION = "$(FLUTTER_BUILD_NUMBER)";
 				DEVELOPMENT_TEAM = PFP8UV45Y6;
 				ENABLE_BITCODE = NO;
@@ -456,8 +459,9 @@
 					"$(inherited)",
 					"$(PROJECT_DIR)/Flutter",
 				);
-				PRODUCT_BUNDLE_IDENTIFIER = "com.pichillilorenzo.flutter-inappwebview-Example";
+				PRODUCT_BUNDLE_IDENTIFIER = com.pichillilorenzo.flutterinappwebviewExample;
 				PRODUCT_NAME = "$(TARGET_NAME)";
+				PROVISIONING_PROFILE_SPECIFIER = "";
 				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
 				SWIFT_VERSION = 5.0;
@@ -471,6 +475,8 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
+				CODE_SIGN_IDENTITY = "Apple Development";
+				CODE_SIGN_STYLE = Automatic;
 				CURRENT_PROJECT_VERSION = "$(FLUTTER_BUILD_NUMBER)";
 				DEVELOPMENT_TEAM = PFP8UV45Y6;
 				ENABLE_BITCODE = NO;
@@ -484,8 +490,9 @@
 					"$(inherited)",
 					"$(PROJECT_DIR)/Flutter",
 				);
-				PRODUCT_BUNDLE_IDENTIFIER = "com.pichillilorenzo.flutter-inappwebview-Example";
+				PRODUCT_BUNDLE_IDENTIFIER = com.pichillilorenzo.flutterinappwebviewExample;
 				PRODUCT_NAME = "$(TARGET_NAME)";
+				PROVISIONING_PROFILE_SPECIFIER = "";
 				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";
 				SWIFT_VERSION = 5.0;
 				VERSIONING_SYSTEM = "apple-generic";

ios/Classes/InAppWebView/InAppWebView.swift

@@ -309,6 +309,18 @@ public class InAppWebView: WKWebView, UIScrollViewDelegate, WKUIDelegate,
             options: [.new, .old],
             context: nil)
         
+        if #available(iOS 15.0, *) {
+            addObserver(self,
+                forKeyPath: #keyPath(WKWebView.cameraCaptureState),
+                options: [.new, .old],
+                context: nil)
+            
+            addObserver(self,
+                forKeyPath: #keyPath(WKWebView.microphoneCaptureState),
+                options: [.new, .old],
+                context: nil)
+        }
+        
         NotificationCenter.default.addObserver(
                         self,
                         selector: #selector(onCreateContextMenu),
@@ -628,18 +640,18 @@ public class InAppWebView: WKWebView, UIScrollViewDelegate, WKUIDelegate,
             let progress = Int(estimatedProgress * 100)
             onProgressChanged(progress: progress)
             inAppBrowserDelegate?.didChangeProgress(progress: estimatedProgress)
-        } else if keyPath == #keyPath(WKWebView.url) && change?[NSKeyValueChangeKey.newKey] is URL {
+        } else if keyPath == #keyPath(WKWebView.url) && change?[.newKey] is URL {
             initializeWindowIdJS()
             let newUrl = change?[NSKeyValueChangeKey.newKey] as? URL
             onUpdateVisitedHistory(url: newUrl?.absoluteString)
             inAppBrowserDelegate?.didUpdateVisitedHistory(url: newUrl)
-        } else if keyPath == #keyPath(WKWebView.title) && change?[NSKeyValueChangeKey.newKey] is String {
+        } else if keyPath == #keyPath(WKWebView.title) && change?[.newKey] is String {
-            let newTitle = change?[NSKeyValueChangeKey.newKey] as? String
+            let newTitle = change?[.newKey] as? String
             onTitleChanged(title: newTitle)
             inAppBrowserDelegate?.didChangeTitle(title: newTitle)
         } else if keyPath == #keyPath(UIScrollView.contentOffset) {
-            let newContentOffset = change?[NSKeyValueChangeKey.newKey] as? CGPoint
+            let newContentOffset = change?[.newKey] as? CGPoint
-            let oldContentOffset = change?[NSKeyValueChangeKey.oldKey] as? CGPoint
+            let oldContentOffset = change?[.oldKey] as? CGPoint
             let startedByUser = scrollView.isDragging || scrollView.isDecelerating
             if newContentOffset != oldContentOffset {
                 DispatchQueue.main.async {
@@ -647,15 +659,30 @@ public class InAppWebView: WKWebView, UIScrollViewDelegate, WKUIDelegate,
                 }
             }
         }
-//        else if #available(iOS 15.0, *) {
+        else if #available(iOS 15.0, *) {
-//            if keyPath == #keyPath(WKWebView.fullscreenState) {
+            if keyPath == #keyPath(WKWebView.cameraCaptureState) || keyPath == #keyPath(WKWebView.microphoneCaptureState) {
+                var oldState: WKMediaCaptureState? = nil
+                if let oldValue = change?[.oldKey] as? Int {
+                    oldState = WKMediaCaptureState.init(rawValue: oldValue)
+                }
+                var newState: WKMediaCaptureState? = nil
+                if let newValue = change?[.newKey] as? Int {
+                    newState = WKMediaCaptureState.init(rawValue: newValue)
+                }
+                if keyPath == #keyPath(WKWebView.cameraCaptureState) {
+                    onCameraCaptureStateChanged(oldState: oldState, newState: newState)
+                } else {
+                    onMicrophoneCaptureStateChanged(oldState: oldState, newState: newState)
+                }
+            }
+//            else if keyPath == #keyPath(WKWebView.fullscreenState) {
 //                if fullscreenState == .enteringFullscreen {
 //                    onEnterFullscreen()
 //                } else if fullscreenState == .exitingFullscreen {
 //                    onExitFullscreen()
 //                }
 //            }
-//        }
+        }
         replaceGestureHandlerIfNeeded()
     }
     
@@ -2756,6 +2783,18 @@ if(window.\(JAVASCRIPT_BRIDGE_NAME)[\(_callHandlerID)] != null) {
         channel?.invokeMethod("onExitFullscreen", arguments: [])
     }
     
+    @available(iOS 15.0, *)
+    public func onCameraCaptureStateChanged(oldState: WKMediaCaptureState?, newState: WKMediaCaptureState?) {
+        let arguments = ["oldState": oldState?.rawValue, "newState": newState?.rawValue]
+        channel?.invokeMethod("onCameraCaptureStateChanged", arguments: arguments)
+    }
+    
+    @available(iOS 15.0, *)
+    public func onMicrophoneCaptureStateChanged(oldState: WKMediaCaptureState?, newState: WKMediaCaptureState?) {
+        let arguments = ["oldState": oldState?.rawValue, "newState": newState?.rawValue]
+        channel?.invokeMethod("onMicrophoneCaptureStateChanged", arguments: arguments)
+    }
+    
 //    public func onContextMenuConfigurationForElement(linkURL: String?, result: FlutterResult?) {
 //        let arguments: [String: Any?] = ["linkURL": linkURL]
 //        channel?.invokeMethod("onContextMenuConfigurationForElement", arguments: arguments, result: result)
@@ -3130,9 +3169,11 @@ if(window.\(JAVASCRIPT_BRIDGE_NAME)[\(_callHandlerID)] != null) {
         removeObserver(self, forKeyPath: #keyPath(WKWebView.estimatedProgress))
         removeObserver(self, forKeyPath: #keyPath(WKWebView.url))
         removeObserver(self, forKeyPath: #keyPath(WKWebView.title))
-//        if #available(iOS 15.0, *) {
+        if #available(iOS 15.0, *) {
+            removeObserver(self, forKeyPath: #keyPath(WKWebView.cameraCaptureState))
+            removeObserver(self, forKeyPath: #keyPath(WKWebView.microphoneCaptureState))
 //            removeObserver(self, forKeyPath: #keyPath(WKWebView.fullscreenState))
-//        }
+        }
         scrollView.removeObserver(self, forKeyPath: #keyPath(UIScrollView.contentOffset))
         scrollView.removeObserver(self, forKeyPath: #keyPath(UIScrollView.zoomScale))
         resumeTimers()

lib/src/in_app_browser/in_app_browser.dart

@@ -1047,6 +1047,28 @@ class InAppBrowser {
   Future<ShouldAllowDeprecatedTLSAction?>? shouldAllowDeprecatedTLS(
       URLAuthenticationChallenge challenge) {}
 
+  ///Event fired when a change in the camera capture state occurred.
+  ///
+  ///**NOTE**: available only on iOS 15.0+.
+  ///
+  ///**Supported Platforms/Implementations**:
+  ///- iOS
+  void onCameraCaptureStateChanged(
+    MediaCaptureState? oldState,
+    MediaCaptureState? newState,
+  ) {}
+
+  ///Event fired when a change in the microphone capture state occurred.
+  ///
+  ///**NOTE**: available only on iOS 15.0+.
+  ///
+  ///**Supported Platforms/Implementations**:
+  ///- iOS
+  void onMicrophoneCaptureStateChanged(
+    MediaCaptureState? oldState,
+    MediaCaptureState? newState,
+  ) {}
+
   void throwIfAlreadyOpened({String message = ''}) {
     if (this.isOpened()) {
       throw InAppBrowserAlreadyOpenedException([

lib/src/in_app_webview/headless_in_app_webview.dart

@@ -147,6 +147,8 @@ class HeadlessInAppWebView implements WebView {
     @Deprecated('Use shouldAllowDeprecatedTLS instead')
         this.iosShouldAllowDeprecatedTLS,
     this.shouldAllowDeprecatedTLS,
+    this.onCameraCaptureStateChanged,
+    this.onMicrophoneCaptureStateChanged,
   }) {
     id = IdGenerator.generate();
     webViewController = new InAppWebViewController(id, this);
@@ -401,11 +403,10 @@ class HeadlessInAppWebView implements WebView {
   ///Use [onDownloadStartRequest] instead
   @Deprecated('Use onDownloadStartRequest instead')
   @override
-  final void Function(InAppWebViewController controller, Uri url)?
+  void Function(InAppWebViewController controller, Uri url)? onDownloadStart;
-      onDownloadStart;
 
   @override
-  final void Function(InAppWebViewController controller,
+  void Function(InAppWebViewController controller,
       DownloadStartRequest downloadStartRequest)? onDownloadStartRequest;
 
   @override
@@ -430,12 +431,12 @@ class HeadlessInAppWebView implements WebView {
   ///Use [onReceivedError] instead.
   @Deprecated("Use onReceivedError instead")
   @override
-  final void Function(InAppWebViewController controller, Uri? url, int code,
+  void Function(InAppWebViewController controller, Uri? url, int code,
       String message)? onLoadError;
 
   @override
-  final void Function(InAppWebViewController controller,
+  void Function(InAppWebViewController controller, WebResourceRequest request,
-      WebResourceRequest request, WebResourceError error)? onReceivedError;
+      WebResourceError error)? onReceivedError;
 
   ///Use [onReceivedHttpError] instead.
   @Deprecated("Use onReceivedHttpError instead")
@@ -443,9 +444,7 @@ class HeadlessInAppWebView implements WebView {
   void Function(InAppWebViewController controller, Uri? url, int statusCode,
       String description)? onLoadHttpError;
 
-  final void Function(
+  void Function(InAppWebViewController controller, WebResourceRequest request,
-      InAppWebViewController controller,
-      WebResourceRequest request,
       WebResourceResponse errorResponse)? onReceivedHttpError;
 
   @override
@@ -662,4 +661,18 @@ class HeadlessInAppWebView implements WebView {
   Future<WebResourceResponse?> Function(
           InAppWebViewController controller, WebResourceRequest request)?
       shouldInterceptRequest;
+
+  @override
+  Future<void> Function(
+    InAppWebViewController controller,
+    MediaCaptureState? oldState,
+    MediaCaptureState? newState,
+  )? onCameraCaptureStateChanged;
+
+  @override
+  Future<void> Function(
+    InAppWebViewController controller,
+    MediaCaptureState? oldState,
+    MediaCaptureState? newState,
+  )? onMicrophoneCaptureStateChanged;
 }

lib/src/in_app_webview/in_app_webview.dart

@@ -139,6 +139,8 @@ class InAppWebView extends StatefulWidget implements WebView {
     @Deprecated('Use shouldAllowDeprecatedTLS instead')
         this.iosShouldAllowDeprecatedTLS,
     this.shouldAllowDeprecatedTLS,
+    this.onCameraCaptureStateChanged,
+    this.onMicrophoneCaptureStateChanged,
     this.gestureRecognizers,
   }) : super(key: key);
 
@@ -542,6 +544,20 @@ class InAppWebView extends StatefulWidget implements WebView {
   final Future<WebResourceResponse?> Function(
           InAppWebViewController controller, WebResourceRequest request)?
       shouldInterceptRequest;
+
+  @override
+  final Future<void> Function(
+    InAppWebViewController controller,
+    MediaCaptureState? oldState,
+    MediaCaptureState? newState,
+  )? onCameraCaptureStateChanged;
+
+  @override
+  final Future<void> Function(
+    InAppWebViewController controller,
+    MediaCaptureState? oldState,
+    MediaCaptureState? newState,
+  )? onMicrophoneCaptureStateChanged;
 }
 
 class _InAppWebViewState extends State<InAppWebView> {
@@ -680,7 +696,9 @@ class _InAppWebViewState extends State<InAppWebView> {
   @override
   void dispose() {
     dynamic viewId = _controller?.getViewId();
-    if (viewId != null && kIsWeb && WebPlatformManager.webViews.containsKey(viewId)) {
+    if (viewId != null &&
+        kIsWeb &&
+        WebPlatformManager.webViews.containsKey(viewId)) {
       WebPlatformManager.webViews.remove(viewId);
     }
     super.dispose();

lib/src/in_app_webview/in_app_webview_controller.dart

@@ -1081,7 +1081,7 @@ class InAppWebViewController {
             onLoadCallback != null) {
           onLoadCallback();
         }
-        return null;
+        break;
       case "onInjectedScriptError":
         String id = call.arguments[0];
         var onErrorCallback = _injectedScriptsFromURL[id]?.onError;
@@ -1089,7 +1089,31 @@ class InAppWebViewController {
             onErrorCallback != null) {
           onErrorCallback();
         }
-        return null;
+        break;
+      case "onCameraCaptureStateChanged":
+        if ((_webview != null && _webview!.onCameraCaptureStateChanged != null) ||
+            _inAppBrowser != null) {
+          var oldState = MediaCaptureState.fromValue(call.arguments["oldState"]);
+          var newState = MediaCaptureState.fromValue(call.arguments["newState"]);
+
+          if (_webview != null && _webview!.onCameraCaptureStateChanged != null)
+            _webview!.onCameraCaptureStateChanged!(this, oldState, newState);
+          else
+            _inAppBrowser!.onCameraCaptureStateChanged(oldState, newState);
+        }
+        break;
+      case "onMicrophoneCaptureStateChanged":
+        if ((_webview != null && _webview!.onMicrophoneCaptureStateChanged != null) ||
+            _inAppBrowser != null) {
+          var oldState = MediaCaptureState.fromValue(call.arguments["oldState"]);
+          var newState = MediaCaptureState.fromValue(call.arguments["newState"]);
+
+          if (_webview != null && _webview!.onMicrophoneCaptureStateChanged != null)
+            _webview!.onMicrophoneCaptureStateChanged!(this, oldState, newState);
+          else
+            _inAppBrowser!.onMicrophoneCaptureStateChanged(oldState, newState);
+        }
+        break;
       case "onCallJsHandler":
         String handlerName = call.arguments["handlerName"];
         // decode args to json

lib/src/in_app_webview/webview.dart

@@ -848,6 +848,30 @@ abstract class WebView {
       InAppWebViewController controller,
       URLAuthenticationChallenge challenge)? shouldAllowDeprecatedTLS;
 
+  ///Event fired when a change in the camera capture state occurred.
+  ///
+  ///**NOTE**: available only on iOS 15.0+.
+  ///
+  ///**Supported Platforms/Implementations**:
+  ///- iOS
+  final Future<void> Function(
+    InAppWebViewController controller,
+    MediaCaptureState? oldState,
+    MediaCaptureState? newState,
+  )? onCameraCaptureStateChanged;
+
+  ///Event fired when a change in the microphone capture state occurred.
+  ///
+  ///**NOTE**: available only on iOS 15.0+.
+  ///
+  ///**Supported Platforms/Implementations**:
+  ///- iOS
+  final Future<void> Function(
+    InAppWebViewController controller,
+    MediaCaptureState? oldState,
+    MediaCaptureState? newState,
+  )? onMicrophoneCaptureStateChanged;
+
   ///Initial url request that will be loaded.
   ///
   ///**NOTE for Android**: when loading an URL Request using "POST" method, headers are ignored.
@@ -927,7 +951,8 @@ abstract class WebView {
       @Deprecated('Use onReceivedError instead')
           this.onLoadError,
       this.onReceivedError,
-      @Deprecated("Use onReceivedHttpError instead") this.onLoadHttpError,
+      @Deprecated("Use onReceivedHttpError instead")
+          this.onLoadHttpError,
       this.onReceivedHttpError,
       this.onProgressChanged,
       this.onConsoleMessage,
@@ -1015,6 +1040,8 @@ abstract class WebView {
       @Deprecated('Use shouldAllowDeprecatedTLS instead')
           this.iosShouldAllowDeprecatedTLS,
       this.shouldAllowDeprecatedTLS,
+      this.onCameraCaptureStateChanged,
+      this.onMicrophoneCaptureStateChanged,
       this.initialUrlRequest,
       this.initialFile,
       this.initialData,