Implemented Scrim Focus for BottomSheet (#116743)

* Implemented Scrim Focus for BottomSheet so that assistive technology users can focus and tap on the scrim to close the BottomSheet, which they could not do before the change . The Scrim Focus's size changes to avoid overlapping the BottomSheet.

packages/flutter/lib/src/material/material_localizations.dart

@@ -163,6 +163,16 @@ abstract class MaterialLocalizations {
   /// Label indicating that a given date is the current date.
   String get currentDateLabel;
 
+  /// Label for the scrim rendered underneath the content of a modal route.
+  String get scrimLabel;
+
+  /// Label for a BottomSheet.
+  String get bottomSheetLabel;
+
+  /// Hint text announced when tapping on the scrim underneath the content of
+  /// a modal route.
+  String scrimOnTapHint(String modalRouteContentName);
+
   /// The format used to lay out the time picker.
   ///
   /// The documentation for [TimeOfDayFormat] enum values provides details on
@@ -1024,6 +1034,15 @@ class DefaultMaterialLocalizations implements MaterialLocalizations {
   @override
   String get currentDateLabel => 'Today';
 
+  @override
+  String get scrimLabel => 'Scrim';
+
+  @override
+  String get bottomSheetLabel => 'Bottom Sheet';
+
+  @override
+  String scrimOnTapHint(String modalRouteContentName) => 'Close $modalRouteContentName';
+
   @override
   String aboutListTileTitle(String applicationName) => 'About $applicationName';
 

packages/flutter/lib/src/widgets/modal_barrier.dart

@@ -14,6 +14,102 @@ import 'gesture_detector.dart';
 import 'navigator.dart';
 import 'transitions.dart';
 
+/// A widget that modifies the size of the [SemanticsNode.rect] created by its
+/// child widget.
+///
+/// It clips the focus in potentially four directions based on the
+/// specified [EdgeInsets].
+///
+/// The size of the accessibility focus is adjusted based on value changes
+/// inside the given [ValueNotifier].
+///
+/// See also:
+///
+///  * [ModalBarrier], which utilizes this widget to adjust the barrier focus
+/// size based on the size of the content layer rendered on top of it.
+class _SemanticsClipper extends SingleChildRenderObjectWidget{
+  /// creates a [SemanticsClipper] that updates the size of the
+  /// [SemanticsNode.rect] of its child based on the value inside the provided
+  /// [ValueNotifier], or a default value of [EdgeInsets.zero].
+  const _SemanticsClipper({
+    super.child,
+    required this.clipDetailsNotifier,
+  });
+
+  /// The [ValueNotifier] whose value determines how the child's
+  /// [SemanticsNode.rect] should be clipped in four directions.
+  final ValueNotifier<EdgeInsets> clipDetailsNotifier;
+
+  @override
+  _RenderSemanticsClipper createRenderObject(BuildContext context) {
+    return _RenderSemanticsClipper(clipDetailsNotifier: clipDetailsNotifier,);
+  }
+
+  @override
+  void updateRenderObject(BuildContext context, _RenderSemanticsClipper renderObject) {
+    renderObject.clipDetailsNotifier = clipDetailsNotifier;
+  }
+}
+/// Updates the [SemanticsNode.rect] of its child based on the value inside
+/// provided [ValueNotifier].
+class _RenderSemanticsClipper extends RenderProxyBox {
+  /// Creats a [RenderProxyBox] that Updates the [SemanticsNode.rect] of its child
+  /// based on the value inside provided [ValueNotifier].
+  _RenderSemanticsClipper({
+    required ValueNotifier<EdgeInsets> clipDetailsNotifier,
+    RenderBox? child,
+  }) : _clipDetailsNotifier = clipDetailsNotifier,
+      super(child);
+
+  ValueNotifier<EdgeInsets> _clipDetailsNotifier;
+
+  /// The getter and setter retrieves / updates the [ValueNotifier] associated
+  /// with this clipper.
+  ValueNotifier<EdgeInsets> get clipDetailsNotifier => _clipDetailsNotifier;
+  set clipDetailsNotifier (ValueNotifier<EdgeInsets> newNotifier) {
+    if (_clipDetailsNotifier == newNotifier) {
+      return;
+    }
+    if(attached) {
+      _clipDetailsNotifier.removeListener(markNeedsSemanticsUpdate);
+    }
+    _clipDetailsNotifier = newNotifier;
+    _clipDetailsNotifier.addListener(markNeedsSemanticsUpdate);
+    markNeedsSemanticsUpdate();
+  }
+
+  @override
+  Rect get semanticBounds {
+    final EdgeInsets clipDetails = _clipDetailsNotifier == null ? EdgeInsets.zero :_clipDetailsNotifier.value;
+    final Rect originalRect = super.semanticBounds;
+    final Rect clippedRect = Rect.fromLTRB(
+      originalRect.left + clipDetails.left,
+      originalRect.top + clipDetails.top,
+      originalRect.right - clipDetails.right,
+      originalRect.bottom - clipDetails.bottom,
+    );
+    return clippedRect;
+  }
+
+  @override
+  void attach(PipelineOwner owner) {
+    super.attach(owner);
+    clipDetailsNotifier.addListener(markNeedsSemanticsUpdate);
+  }
+
+  @override
+  void detach() {
+    clipDetailsNotifier.removeListener(markNeedsSemanticsUpdate);
+    super.detach();
+  }
+
+  @override
+  void describeSemanticsConfiguration(SemanticsConfiguration config) {
+    super.describeSemanticsConfiguration(config);
+    config.isSemanticBoundary = true;
+  }
+}
+
 /// A widget that prevents the user from interacting with widgets behind itself.
 ///
 /// The modal barrier is the scrim that is rendered behind each route, which
@@ -37,6 +133,8 @@ class ModalBarrier extends StatelessWidget {
     this.onDismiss,
     this.semanticsLabel,
     this.barrierSemanticsDismissible = true,
+    this.clipDetailsNotifier,
+    this.semanticsOnTapHint,
   });
 
   /// If non-null, fill the barrier with this color.
@@ -91,17 +189,31 @@ class ModalBarrier extends StatelessWidget {
   ///    [ModalBarrier] built by [ModalRoute] pages.
   final String? semanticsLabel;
 
+  /// {@template flutter.widgets.ModalBarrier.clipDetailsNotifier}
+  /// Contains a value of type [EdgeInsets] that specifies how the
+  /// [SemanticsNode.rect] of the widget should be clipped.
+  ///
+  /// See also:
+  ///
+  ///  * [_SemanticsClipper], which utilizes the value inside to update the
+  /// [SemanticsNode.rect] for its child.
+  /// {@endtemplate}
+  final ValueNotifier<EdgeInsets>? clipDetailsNotifier;
+
+  /// {@macro flutter.material.ModalBottomSheetRoute.barrierOnTapHint}
+  final String? semanticsOnTapHint;
+
   @override
   Widget build(BuildContext context) {
     assert(!dismissible || semanticsLabel == null || debugCheckHasDirectionality(context));
     final bool platformSupportsDismissingBarrier;
     switch (defaultTargetPlatform) {
-      case TargetPlatform.android:
       case TargetPlatform.fuchsia:
       case TargetPlatform.linux:
       case TargetPlatform.windows:
         platformSupportsDismissingBarrier = false;
         break;
+      case TargetPlatform.android:
       case TargetPlatform.iOS:
       case TargetPlatform.macOS:
         platformSupportsDismissingBarrier = true;
@@ -123,27 +235,42 @@ class ModalBarrier extends StatelessWidget {
       }
     }
 
+    Widget barrier = Semantics(
+      onTapHint: semanticsOnTapHint,
+      onTap: semanticsDismissible && semanticsLabel != null ? handleDismiss : null,
+      onDismiss: semanticsDismissible && semanticsLabel != null ? handleDismiss : null,
+      label: semanticsDismissible ? semanticsLabel : null,
+      textDirection: semanticsDismissible && semanticsLabel != null ? Directionality.of(context) : null,
+      child: MouseRegion(
+        cursor: SystemMouseCursors.basic,
+        child: ConstrainedBox(
+        constraints: const BoxConstraints.expand(),
+        child: color == null ? null : ColoredBox(
+          color: color!,
+          ),
+        ),
+      ),
+    );
+
+    // Developers can set [dismissible: true] and [barrierSemanticsDismissible: true]
+    // to allow assistive technology users to dismiss a modal BottomSheet by
+    // tapping on the Scrim focus.
+    // On iOS, some modal barriers are not dismissible in accessibility mode.
+    final bool excluding = !semanticsDismissible || !modalBarrierSemanticsDismissible;
+
+    if (!excluding && clipDetailsNotifier != null) {
+      barrier = _SemanticsClipper(
+        clipDetailsNotifier: clipDetailsNotifier!,
+        child: barrier,
+      );
+    }
+
     return BlockSemantics(
       child: ExcludeSemantics(
-        // On Android, the back button is used to dismiss a modal. On iOS, some
-        // modal barriers are not dismissible in accessibility mode.
-        excluding: !semanticsDismissible || !modalBarrierSemanticsDismissible,
+        excluding: excluding,
         child: _ModalBarrierGestureDetector(
           onDismiss: handleDismiss,
-          child: Semantics(
-            label: semanticsDismissible ? semanticsLabel : null,
-            onDismiss: semanticsDismissible ? handleDismiss : null,
-            textDirection: semanticsDismissible && semanticsLabel != null ? Directionality.of(context) : null,
-            child: MouseRegion(
-              cursor: SystemMouseCursors.basic,
-              child: ConstrainedBox(
-                constraints: const BoxConstraints.expand(),
-                child: color == null ? null : ColoredBox(
-                  color: color!,
-                ),
-              ),
-            ),
-          ),
+          child: barrier,
         ),
       ),
     );
@@ -175,6 +302,8 @@ class AnimatedModalBarrier extends AnimatedWidget {
     this.semanticsLabel,
     this.barrierSemanticsDismissible,
     this.onDismiss,
+    this.clipDetailsNotifier,
+    this.semanticsOnTapHint,
   }) : super(listenable: color);
 
   /// If non-null, fill the barrier with this color.
@@ -214,6 +343,19 @@ class AnimatedModalBarrier extends AnimatedWidget {
   /// {@macro flutter.widgets.ModalBarrier.onDismiss}
   final VoidCallback? onDismiss;
 
+  /// {@macro flutter.widgets.ModalBarrier.clipDetailsNotifier}
+  final ValueNotifier<EdgeInsets>? clipDetailsNotifier;
+
+  /// This hint text instructs users what they are able to do when they tap on
+  /// the [ModalBarrier]
+  ///
+  /// E.g. If the hint text is 'close bottom sheet", it will be announced as
+  /// "Double tap to close bottom sheet".
+  ///
+  /// If this value is null, the default onTapHint will be applied, resulting
+  /// in the announcement of 'Double tap to activate'.
+  final String? semanticsOnTapHint;
+
   @override
   Widget build(BuildContext context) {
     return ModalBarrier(
@@ -222,6 +364,8 @@ class AnimatedModalBarrier extends AnimatedWidget {
       semanticsLabel: semanticsLabel,
       barrierSemanticsDismissible: barrierSemanticsDismissible,
       onDismiss: onDismiss,
+      clipDetailsNotifier: clipDetailsNotifier,
+      semanticsOnTapHint: semanticsOnTapHint,
     );
   }
 }
@@ -266,17 +410,6 @@ class _AnyTapGestureRecognizer extends BaseTapGestureRecognizer {
   String get debugDescription => 'any tap';
 }
 
-class _ModalBarrierSemanticsDelegate extends SemanticsGestureDelegate {
-  const _ModalBarrierSemanticsDelegate({this.onDismiss});
-
-  final VoidCallback? onDismiss;
-
-  @override
-  void assignSemantics(RenderSemanticsGestureHandler renderObject) {
-    renderObject.onTap = onDismiss;
-  }
-}
-
 class _AnyTapGestureRecognizerFactory extends GestureRecognizerFactory<_AnyTapGestureRecognizer> {
   const _AnyTapGestureRecognizerFactory({this.onAnyTapUp});
 
@@ -317,7 +450,6 @@ class _ModalBarrierGestureDetector extends StatelessWidget {
     return RawGestureDetector(
       gestures: gestures,
       behavior: HitTestBehavior.opaque,
-      semantics: _ModalBarrierSemanticsDelegate(onDismiss: onDismiss),
       child: child,
     );
   }

packages/flutter/lib/src/widgets/routes.dart

@@ -1664,6 +1664,37 @@ abstract class ModalRoute<T> extends TransitionRoute<T> with LocalHistoryRoute<T
   // one of the builders
   late OverlayEntry _modalBarrier;
   Widget _buildModalBarrier(BuildContext context) {
+    Widget barrier = buildModalBarrier();
+    if (filter != null) {
+      barrier = BackdropFilter(
+        filter: filter!,
+        child: barrier,
+      );
+    }
+    barrier = IgnorePointer(
+      ignoring: animation!.status == AnimationStatus.reverse || // changedInternalState is called when animation.status updates
+                animation!.status == AnimationStatus.dismissed, // dismissed is possible when doing a manual pop gesture
+      child: barrier,
+    );
+    if (semanticsDismissible && barrierDismissible) {
+      // To be sorted after the _modalScope.
+      barrier = Semantics(
+        sortKey: const OrdinalSortKey(1.0),
+        child: barrier,
+      );
+    }
+    return barrier;
+  }
+
+  /// Build the barrier for this [ModalRoute], subclasses can override
+  /// this method to create their own barrier with customized features such as
+  /// color or accessibility focus size.
+  ///
+  /// See also:
+  /// * [ModalBarrier], which is typically used to build a barrier.
+  /// * [ModalBottomSheetRoute], which overrides this method to build a
+  ///   customized barrier.
+  Widget buildModalBarrier() {
     Widget barrier;
     if (barrierColor != null && barrierColor!.alpha != 0 && !offstage) { // changedInternalState is called if barrierColor or offstage updates
       assert(barrierColor != barrierColor!.withOpacity(0.0));
@@ -1686,24 +1717,7 @@ abstract class ModalRoute<T> extends TransitionRoute<T> with LocalHistoryRoute<T
         barrierSemanticsDismissible: semanticsDismissible,
       );
     }
-    if (filter != null) {
-      barrier = BackdropFilter(
-        filter: filter!,
-        child: barrier,
-      );
-    }
-    barrier = IgnorePointer(
-      ignoring: animation!.status == AnimationStatus.reverse || // changedInternalState is called when animation.status updates
-                animation!.status == AnimationStatus.dismissed, // dismissed is possible when doing a manual pop gesture
-      child: barrier,
-    );
-    if (semanticsDismissible && barrierDismissible) {
-      // To be sorted after the _modalScope.
-      barrier = Semantics(
-        sortKey: const OrdinalSortKey(1.0),
-        child: barrier,
-      );
-    }
+
     return barrier;
   }
 

packages/flutter/test/material/bottom_sheet_test.dart

@@ -785,7 +785,15 @@ void main() {
                 ),
               ],
             ),
-            TestSemantics(),
+            TestSemantics(
+              children: <TestSemantics>[
+                TestSemantics(
+                  actions: <SemanticsAction>[SemanticsAction.tap, SemanticsAction.dismiss],
+                  label: 'Scrim',
+                  textDirection: TextDirection.ltr,
+                ),
+              ],
+            ),
           ],
         ),
       ],
@@ -929,7 +937,15 @@ void main() {
                 ),
               ],
             ),
-            TestSemantics(),
+            TestSemantics(
+              children: <TestSemantics>[
+                TestSemantics(
+                  actions: <SemanticsAction>[SemanticsAction.tap, SemanticsAction.dismiss],
+                  label: 'Scrim',
+                  textDirection: TextDirection.ltr,
+                ),
+              ],
+            ),
           ],
         ),
       ],

packages/flutter/test/material/dropdown_test.dart

@@ -1327,6 +1327,9 @@ void main() {
     expect(semantics, hasSemantics(TestSemantics.root(
       children: <TestSemantics>[
         TestSemantics.rootChild(
+          actions: <SemanticsAction>[SemanticsAction.tap, SemanticsAction.dismiss],
+          label: 'Dismiss',
+          textDirection: TextDirection.ltr,
           children: <TestSemantics>[
             TestSemantics(
               flags: <SemanticsFlag>[

packages/flutter/test/material/localizations_test.dart

@@ -123,6 +123,10 @@ void main() {
     expect(localizations.keyboardKeyShift, isNotNull);
     expect(localizations.keyboardKeySpace, isNotNull);
     expect(localizations.currentDateLabel, isNotNull);
+    expect(localizations.scrimLabel, isNotNull);
+    expect(localizations.bottomSheetLabel, isNotNull);
+
+    expect(localizations.scrimOnTapHint('FOO'), contains('FOO'));
 
     expect(localizations.aboutListTileTitle('FOO'), isNotNull);
     expect(localizations.aboutListTileTitle('FOO'), contains('FOO'));

packages/flutter/test/material/popup_menu_test.dart

@@ -1200,7 +1200,11 @@ void main() {
                   ),
                 ],
               ),
-              TestSemantics(),
+              TestSemantics(
+                  actions: <SemanticsAction>[SemanticsAction.tap, SemanticsAction.dismiss],
+                  label: 'Dismiss',
+                  textDirection: TextDirection.ltr,
+              ),
             ],
           ),
         ],
@@ -1284,7 +1288,11 @@ void main() {
                   ),
                 ],
               ),
-              TestSemantics(),
+              TestSemantics(
+                  actions: <SemanticsAction>[SemanticsAction.tap, SemanticsAction.dismiss],
+                  label: 'Dismiss',
+                  textDirection: TextDirection.ltr,
+              ),
             ],
           ),
         ],
@@ -1403,7 +1411,11 @@ void main() {
                   ),
                 ],
               ),
-              TestSemantics(),
+              TestSemantics(
+                  actions: <SemanticsAction>[SemanticsAction.tap, SemanticsAction.dismiss],
+                  label: 'Dismiss',
+                  textDirection: TextDirection.ltr,
+              ),
             ],
           ),
         ],

packages/flutter/test/widgets/modal_barrier_test.dart

@@ -436,7 +436,7 @@ void main() {
       semantics.dispose();
     });
 
-    testWidgets('Dismissible ModalBarrier includes button in semantic tree on iOS', (WidgetTester tester) async {
+    testWidgets('Dismissible ModalBarrier includes button in semantic tree on iOS, macOS and android', (WidgetTester tester) async {
       final SemanticsTester semantics = SemanticsTester(tester);
       await tester.pumpWidget(const Directionality(
         textDirection: TextDirection.ltr,
@@ -448,6 +448,7 @@ void main() {
       final TestSemantics expectedSemantics = TestSemantics.root(
         children: <TestSemantics>[
           TestSemantics.rootChild(
+            id: 1,
             rect: TestSemantics.fullScreen,
             actions: <SemanticsAction>[SemanticsAction.tap, SemanticsAction.dismiss],
             label: 'Dismiss',
@@ -458,18 +459,7 @@ void main() {
       expect(semantics, hasSemantics(expectedSemantics, ignoreId: true));
 
       semantics.dispose();
-    }, variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.iOS, TargetPlatform.macOS}));
-
-    testWidgets(
-        'Dismissible ModalBarrier is hidden on Android (back button is used to dismiss)', (WidgetTester tester) async {
-      final SemanticsTester semantics = SemanticsTester(tester);
-      await tester.pumpWidget(const ModalBarrier());
-
-      final TestSemantics expectedSemantics = TestSemantics.root();
-      expect(semantics, hasSemantics(expectedSemantics));
-
-      semantics.dispose();
-    });
+    }, variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.iOS, TargetPlatform.macOS, TargetPlatform.android}));
   });
   group('AnimatedModalBarrier', () {
     testWidgets('prevents interactions with widgets behind it', (WidgetTester tester) async {
@@ -863,7 +853,7 @@ void main() {
       semantics.dispose();
     });
 
-    testWidgets('Dismissible AnimatedModalBarrier includes button in semantic tree on iOS', (WidgetTester tester) async {
+    testWidgets('Dismissible AnimatedModalBarrier includes button in semantic tree on iOS, macOS and android', (WidgetTester tester) async {
       final SemanticsTester semantics = SemanticsTester(tester);
       await tester.pumpWidget(Directionality(
         textDirection: TextDirection.ltr,
@@ -886,18 +876,37 @@ void main() {
       expect(semantics, hasSemantics(expectedSemantics, ignoreId: true));
 
       semantics.dispose();
-    }, variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.iOS, TargetPlatform.macOS}));
+    }, variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.iOS, TargetPlatform.macOS, TargetPlatform.android}));
+  });
 
-    testWidgets(
-        'Dismissible AnimatedModalBarrier is hidden on Android (back button is used to dismiss)', (WidgetTester tester) async {
+  group('SemanticsClipper', () {
+    testWidgets('SemanticsClipper correctly clips Semantics.rect in four directions', (WidgetTester tester) async {
       final SemanticsTester semantics = SemanticsTester(tester);
-      await tester.pumpWidget(AnimatedModalBarrier(color: colorAnimation));
+      final ValueNotifier<EdgeInsets> notifier = ValueNotifier<EdgeInsets>(const EdgeInsets.fromLTRB(10, 20, 30, 40));
+      const Rect fullScreen = TestSemantics.fullScreen;
+      await tester.pumpWidget(Directionality(
+        textDirection: TextDirection.ltr,
+        child: ModalBarrier(
+          semanticsLabel: 'Dismiss',
+          clipDetailsNotifier: notifier,
+        ),
+      ));
 
-      final TestSemantics expectedSemantics = TestSemantics.root();
-      expect(semantics, hasSemantics(expectedSemantics));
+      final TestSemantics expectedSemantics = TestSemantics.root(
+        children: <TestSemantics>[
+          TestSemantics.rootChild(
+            rect: Rect.fromLTRB(fullScreen.left + 10, fullScreen.top + 20.0, fullScreen.right - 30, fullScreen.bottom - 40),
+            actions: <SemanticsAction>[SemanticsAction.tap, SemanticsAction.dismiss],
+            label: 'Dismiss',
+            textDirection: TextDirection.ltr,
+          ),
+        ],
+
+      );
+      expect(semantics, hasSemantics(expectedSemantics, ignoreId: true));
 
       semantics.dispose();
-    });
+    }, variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.iOS, TargetPlatform.macOS, TargetPlatform.android}));
   });
 
   testWidgets('uses default mouse cursor', (WidgetTester tester) async {

packages/flutter_localizations/lib/src/l10n/material_af.arb

@@ -130,5 +130,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Kieslysbalkkieslys",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_am.arb

@@ -130,5 +130,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "የምናሌ አሞሌ ምናሌ",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_ar.arb

@@ -141,5 +141,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "قائمة شريط القوائم",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_as.arb

@@ -130,5 +130,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "মেনু বাৰ মেনু",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_az.arb

@@ -130,5 +130,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Menyu paneli menyusu",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_be.arb

@@ -136,5 +136,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Меню \"Панэль меню\"",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_bg.arb

@@ -131,5 +131,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Меню на лентата с менюта",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_bn.arb

@@ -130,5 +130,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "মেনু বার মেনু",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_bs.arb

@@ -134,5 +134,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Meni trake menija",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_ca.arb

@@ -131,5 +131,8 @@
   "keyboardKeyMetaWindows": "Windows",
   "menuBarMenuLabel": "Menú de la barra de menú",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_cs.arb

@@ -137,5 +137,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Nabídka na liště s nabídkou",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_da.arb

@@ -131,5 +131,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Menuen for menulinjen",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_de.arb

@@ -132,5 +132,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Menü in der Menüleiste",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_el.arb

@@ -131,5 +131,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Μενού γραμμής μενού",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_en.arb

@@ -71,6 +71,22 @@
     "description": "The tooltip for the button that shows a popup menu."
   },
 
+  "scrimLabel": "Scrim",
+  "@scrimLabel": {
+    "description": "The label for the scrim rendered underneath the content of a modal route."
+  },
+
+  "bottomSheetLabel": "Bottom Sheet",
+  "@bottomSheetLabel": {
+    "description": "The label for a BottomSheet."
+  },
+
+  "scrimOnTapHint": "Close $modalRouteContentName",
+  "@scrimOnTapHint": {
+    "description": "The onTapHint for the scrim rendered underneath the content of a modal route which users can tap to dismiss the content",
+    "parameters": "modalRouteContentName"
+  },
+
   "aboutListTileTitle": "About $applicationName",
   "@aboutListTileTitle": {
     "description": "The default title for the drawer item that shows an about page for the application. The value of $applicationName is the name of the application, like GMail or Chrome.",

packages/flutter_localizations/lib/src/l10n/material_es.arb

@@ -132,5 +132,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Menú de la barra de menú",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_et.arb

@@ -131,5 +131,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Menüüriba menüü",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_eu.arb

@@ -130,5 +130,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Menu-barraren menua",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_fa.arb

@@ -131,5 +131,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "منوی نوار منو",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_fi.arb

@@ -131,5 +131,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Valikkopalkki",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_fil.arb

@@ -131,5 +131,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Menu sa menu bar",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_fr.arb

@@ -132,5 +132,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Menu de la barre de menu",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_gl.arb

@@ -132,5 +132,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Menú da barra de menú",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_gsw.arb

@@ -131,5 +131,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Menü in der Menüleiste",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_gu.arb

@@ -130,5 +130,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "મેનૂ બાર મેનૂ",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_he.arb

@@ -137,5 +137,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "תפריט בסרגל התפריטים",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_hi.arb

@@ -131,5 +131,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "मेन्यू बार का मेन्यू",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_hr.arb

@@ -134,5 +134,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Izbornik trake izbornika",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_hu.arb

@@ -131,5 +131,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Menüsor menüje",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_hy.arb

@@ -136,5 +136,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Ընտրացանկի գոտու ընտրացանկ",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_id.arb

@@ -131,5 +131,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Menu panel menu",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_is.arb

@@ -130,5 +130,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Valmyndarstika",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_it.arb

@@ -131,5 +131,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Menu barra dei menu",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_ja.arb

@@ -131,5 +131,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "メニューバーのメニュー",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_ka.arb

@@ -130,5 +130,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "მენიუს ზოლის მენიუ",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_kk.arb

@@ -132,5 +132,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Мәзір жолағының мәзірі",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_km.arb

@@ -131,5 +131,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "ម៉ឺនុយរបារម៉ឺនុយ",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_kn.arb

@@ -130,5 +130,8 @@
   "keyboardKeyMetaWindows": "\u0057\u0069\u006e",
   "menuBarMenuLabel": "\u0cae\u0cc6\u0ca8\u0cc1\u0020\u0cac\u0cbe\u0cb0\u0ccd\u200c\u0020\u0cae\u0cc6\u0ca8\u0cc1",
   "currentDateLabel": "\u0044\u0061\u0074\u0065\u0020\u006f\u0066\u0020\u0074\u006f\u0064\u0061\u0079",
+  "scrimLabel": "\u0053\u0063\u0072\u0069\u006d",
+  "bottomSheetLabel": "\u0042\u006f\u0074\u0074\u006f\u006d\u0020\u0053\u0068\u0065\u0065\u0074",
+  "scrimOnTapHint": "\u0043\u006c\u006f\u0073\u0065\u0020\u0024\u006d\u006f\u0064\u0061\u006c\u0052\u006f\u0075\u0074\u0065\u004e\u0061\u006d\u0065",
   "keyboardKeyShift": "\u0053\u0068\u0069\u0066\u0074"
 }

packages/flutter_localizations/lib/src/l10n/material_ko.arb

@@ -131,5 +131,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "메뉴 바 메뉴",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_ky.arb

@@ -130,5 +130,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Меню тилкеси менюсу",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_lo.arb

@@ -130,5 +130,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "ເມນູແຖບເມນູ",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_lt.arb

@@ -137,5 +137,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Meniu juostos meniu",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_lv.arb

@@ -132,5 +132,8 @@
   "keyboardKeyMetaWindows": "Windows",
   "menuBarMenuLabel": "Izvēļņu joslas izvēlne",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_mk.arb

@@ -130,5 +130,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Мени на лентата со мени",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_ml.arb

@@ -130,5 +130,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "മെനു ബാർ മെനു",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_mn.arb

@@ -132,5 +132,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Цэсний талбарын цэс",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_mr.arb

@@ -132,5 +132,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "मेनू बार मेनू",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_ms.arb

@@ -132,5 +132,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Menu bar menu",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_my.arb

@@ -130,5 +130,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "မီနူးဘား မီနူး",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_nb.arb

@@ -129,5 +129,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Meny med menylinje",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_ne.arb

@@ -130,5 +130,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "\"मेनु बार\" मेनु",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_nl.arb

@@ -131,5 +131,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Menu van menubalk",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_no.arb

@@ -129,5 +129,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Meny med menylinje",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_or.arb

@@ -130,5 +130,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "ମେନୁ ବାର ମେନୁ",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_pa.arb

@@ -130,5 +130,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "ਮੀਨੂ ਬਾਰ ਮੀਨੂ",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_pl.arb

@@ -137,5 +137,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Pasek menu",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_ps.arb

@@ -132,5 +132,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Menu bar menu",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_pt.arb

@@ -133,5 +133,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Menu da barra de menus",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_ro.arb

@@ -135,5 +135,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Bară de meniu",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_ru.arb

@@ -138,5 +138,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Строка меню",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_si.arb

@@ -130,5 +130,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "මෙනු තීරු මෙනුව",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_sk.arb

@@ -137,5 +137,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Ponuka panela s ponukami",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_sl.arb

@@ -137,5 +137,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Meni menijske vrstice",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_sq.arb

@@ -130,5 +130,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Menyja e shiritit të menysë",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_sr.arb

@@ -134,5 +134,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Мени трака менија",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_sv.arb

@@ -131,5 +131,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Menyrad",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_sw.arb

@@ -132,5 +132,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Menyu ya upau wa menyu",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_ta.arb

@@ -132,5 +132,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "மெனு பட்டியின் மெனு",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_te.arb

@@ -130,5 +130,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "మెనూ బార్ మెనూ",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_th.arb

@@ -131,5 +131,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "เมนูในแถบเมนู",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_tl.arb

@@ -131,5 +131,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Menu sa menu bar",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_tr.arb

@@ -131,5 +131,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Menü çubuğu menüsü",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_uk.arb

@@ -137,5 +137,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Панель меню",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_ur.arb

@@ -131,5 +131,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "مینو بار کا مینو",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_uz.arb

@@ -130,5 +130,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Menyu paneli",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_vi.arb

@@ -131,5 +131,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Trình đơn của thanh trình đơn",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_zh.arb

@@ -131,5 +131,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "菜单栏的菜单",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/l10n/material_zu.arb

@@ -130,5 +130,8 @@
   "keyboardKeyMetaWindows": "Win",
   "menuBarMenuLabel": "Imenyu yebha yemenyu",
   "currentDateLabel": "Date of today",
+  "scrimLabel": "Scrim",
+  "bottomSheetLabel": "Bottom Sheet",
+  "scrimOnTapHint": "Close $modalRouteName",
   "keyboardKeyShift": "Shift"
 }

packages/flutter_localizations/lib/src/material_localizations.dart

@@ -260,6 +260,17 @@ abstract class GlobalMaterialLocalizations implements MaterialLocalizations {
     return dateRangeEndDateSemanticLabelRaw.replaceFirst(r'$fullDate', formattedDate);
   }
 
+  /// The raw version of [scrimOnTapHint], with `$modalRouteContentName` verbatim
+  /// in the string.
+  @protected
+  String get scrimOnTapHintRaw;
+
+  @override
+  String scrimOnTapHint(String modalRouteContentName) {
+    final String text = scrimOnTapHintRaw;
+    return text.replaceFirst(r'$modalRouteContentName', modalRouteContentName);
+  }
+
   /// The raw version of [aboutListTileTitle], with `$applicationName` verbatim
   /// in the string.
   @protected