Shift + home/end on Mac (#85264)

packages/flutter/lib/src/rendering/editable.dart

@@ -997,7 +997,7 @@ class RenderEditable extends RenderBox with RelayoutWhenSystemFontsChangeMixin,
   //
   // See also:
   //
-  //   * _expandSelectionToEnd
+  //   * _extendSelectionToEnd
   void _extendSelectionToStart(SelectionChangedCause cause) {
     if (selection!.extentOffset == 0) {
       return;

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

@@ -379,6 +379,8 @@ class DefaultTextEditingShortcuts extends Shortcuts {
     SingleActivator(LogicalKeyboardKey.arrowLeft, shift: true): ExtendSelectionLeftTextIntent(),
     SingleActivator(LogicalKeyboardKey.arrowRight, shift: true): ExtendSelectionRightTextIntent(),
     SingleActivator(LogicalKeyboardKey.arrowUp, shift: true): ExtendSelectionUpTextIntent(),
+    SingleActivator(LogicalKeyboardKey.end, shift: true): ExpandSelectionToEndTextIntent(),
+    SingleActivator(LogicalKeyboardKey.home, shift: true): ExpandSelectionToStartTextIntent(),
     SingleActivator(LogicalKeyboardKey.keyA, meta: true): SelectAllTextIntent(),
     // The following key combinations have no effect on text editing on this
     // platform:
@@ -389,8 +391,6 @@ class DefaultTextEditingShortcuts extends Shortcuts {
     //   * Control + shift + arrow right
     //   * End
     //   * Home
-    //   * Shift + end
-    //   * Shift + home
     //   * Control + delete
     //   * Control + backspace
   };

packages/flutter/test/widgets/editable_text_test.dart

@@ -4135,8 +4135,10 @@ void main() {
         bool wordModifier = false,
         bool lineModifier = false,
         bool shortcutModifier = false,
-        required String platform,
+        required TargetPlatform targetPlatform,
       }) async {
+    final String targetPlatformString = targetPlatform.toString();
+    final String platform = targetPlatformString.substring(targetPlatformString.indexOf('.') + 1).toLowerCase();
     if (shift) {
       await tester.sendKeyDownEvent(LogicalKeyboardKey.shiftLeft, platform: platform);
     }
@@ -4188,7 +4190,9 @@ void main() {
     }
   }
 
-  Future<void> testTextEditing(WidgetTester tester, {required String platform}) async {
+  Future<void> testTextEditing(WidgetTester tester, {required TargetPlatform targetPlatform}) async {
+    final String targetPlatformString = targetPlatform.toString();
+    final String platform = targetPlatformString.substring(targetPlatformString.indexOf('.') + 1).toLowerCase();
     final TextEditingController controller = TextEditingController(text: testText);
     controller.selection = const TextSelection(
       baseOffset: 0,
@@ -4234,7 +4238,7 @@ void main() {
         LogicalKeyboardKey.arrowRight,
       ],
       shift: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(cause, equals(SelectionChangedCause.keyboard), reason: 'on $platform');
@@ -4259,7 +4263,7 @@ void main() {
         LogicalKeyboardKey.arrowLeft,
       ],
       shift: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(
@@ -4281,7 +4285,7 @@ void main() {
         LogicalKeyboardKey.arrowLeft,
       ],
       shift: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(
@@ -4305,7 +4309,7 @@ void main() {
       ],
       shift: true,
       wordModifier: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(
@@ -4328,7 +4332,7 @@ void main() {
       ],
       shift: true,
       wordModifier: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(
@@ -4350,7 +4354,7 @@ void main() {
         LogicalKeyboardKey.arrowDown,
       ],
       shift: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(
@@ -4370,7 +4374,7 @@ void main() {
       <LogicalKeyboardKey>[
         LogicalKeyboardKey.arrowRight,
       ],
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(
@@ -4392,7 +4396,7 @@ void main() {
         LogicalKeyboardKey.arrowDown,
       ],
       shift: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(
@@ -4417,7 +4421,7 @@ void main() {
         LogicalKeyboardKey.arrowDown,
       ],
       shift: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(
@@ -4439,7 +4443,7 @@ void main() {
         LogicalKeyboardKey.arrowUp,
       ],
       shift: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(
@@ -4462,7 +4466,7 @@ void main() {
       ],
       lineModifier: true,
       shift: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(
@@ -4485,7 +4489,7 @@ void main() {
       ],
       lineModifier: true,
       shift: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(
@@ -4507,7 +4511,7 @@ void main() {
         LogicalKeyboardKey.keyA,
       ],
       shortcutModifier: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(
@@ -4528,7 +4532,7 @@ void main() {
       <LogicalKeyboardKey>[
         LogicalKeyboardKey.arrowLeft,
       ],
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(
@@ -4551,7 +4555,7 @@ void main() {
       ],
       shift: false,
       lineModifier: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(
@@ -4574,7 +4578,7 @@ void main() {
       ],
       shift: false,
       lineModifier: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(
@@ -4599,7 +4603,7 @@ void main() {
       ],
       shift: false,
       lineModifier: false,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(
@@ -4621,7 +4625,7 @@ void main() {
       ],
       shift: true,
       lineModifier: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(
@@ -4644,7 +4648,7 @@ void main() {
       ],
       shift: true,
       lineModifier: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(
@@ -4667,7 +4671,7 @@ void main() {
       ],
       shift: false,
       lineModifier: false,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(
@@ -4690,7 +4694,7 @@ void main() {
         LogicalKeyboardKey.arrowRight,
       ],
       wordModifier: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(
@@ -4714,7 +4718,7 @@ void main() {
         LogicalKeyboardKey.arrowLeft,
       ],
       shift: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(
@@ -4737,7 +4741,7 @@ void main() {
       ],
       shift: true,
       wordModifier: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(
@@ -4760,7 +4764,7 @@ void main() {
         LogicalKeyboardKey.keyX,
       ],
       shortcutModifier: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(
@@ -4797,7 +4801,7 @@ void main() {
         LogicalKeyboardKey.keyV,
       ],
       shortcutModifier: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(
@@ -4821,7 +4825,7 @@ void main() {
         LogicalKeyboardKey.keyC,
       ],
       shortcutModifier: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
 
     expect(
@@ -4844,7 +4848,7 @@ void main() {
       <LogicalKeyboardKey>[
         LogicalKeyboardKey.delete,
       ],
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
     expect(
       selection,
@@ -4861,9 +4865,7 @@ void main() {
   }
 
   testWidgets('keyboard text selection works', (WidgetTester tester) async {
-    final String targetPlatform = defaultTargetPlatform.toString();
-    final String platform = targetPlatform.substring(targetPlatform.indexOf('.') + 1).toLowerCase();
-    await testTextEditing(tester, platform: platform);
+    await testTextEditing(tester, targetPlatform: defaultTargetPlatform);
     // On web, using keyboard for selection is handled by the browser.
   }, skip: kIsWeb, variant: TargetPlatformVariant.all());
 
@@ -4914,7 +4916,7 @@ void main() {
           LogicalKeyboardKey.keyV,
         ],
         shortcutModifier: true,
-        platform: platform,
+        targetPlatform: defaultTargetPlatform,
       );
 
       expect(selection, isNull, reason: 'on $platform');
@@ -4927,7 +4929,7 @@ void main() {
           LogicalKeyboardKey.keyA,
         ],
         shortcutModifier: true,
-        platform: platform,
+        targetPlatform: defaultTargetPlatform,
       );
 
       expect(
@@ -4950,7 +4952,7 @@ void main() {
           LogicalKeyboardKey.keyX,
         ],
         shortcutModifier: true,
-        platform: platform,
+        targetPlatform: defaultTargetPlatform,
       );
 
       expect(
@@ -4978,7 +4980,7 @@ void main() {
           LogicalKeyboardKey.keyC,
         ],
         shortcutModifier: true,
-        platform: platform,
+        targetPlatform: defaultTargetPlatform,
       );
 
       expect(
@@ -5005,7 +5007,7 @@ void main() {
         <LogicalKeyboardKey>[
           LogicalKeyboardKey.delete,
         ],
-        platform: platform,
+        targetPlatform: defaultTargetPlatform,
       );
       expect(
         selection,
@@ -5026,7 +5028,7 @@ void main() {
         <LogicalKeyboardKey>[
           LogicalKeyboardKey.backspace,
         ],
-        platform: platform,
+        targetPlatform: defaultTargetPlatform,
       );
       expect(
         selection,
@@ -7206,7 +7208,7 @@ void main() {
       <LogicalKeyboardKey>[
         LogicalKeyboardKey.delete,
       ],
-      platform: 'android',
+      targetPlatform: TargetPlatform.android,
     );
 
     expect(tester.takeException(), null);
@@ -7302,13 +7304,11 @@ void main() {
     expect(controller.selection.baseOffset, 0);
 
     // meta + A moves the cursor right instead of doing select all.
-    final String targetPlatform = defaultTargetPlatform.toString();
-    final String platform = targetPlatform.substring(targetPlatform.indexOf('.') + 1).toLowerCase();
     await sendKeys(
       tester,
       <LogicalKeyboardKey>[LogicalKeyboardKey.keyA],
       shortcutModifier: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
     await tester.pump();
     expect(controller.selection.isCollapsed, isTrue);
@@ -7317,7 +7317,7 @@ void main() {
       tester,
       <LogicalKeyboardKey>[LogicalKeyboardKey.keyA],
       shortcutModifier: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
     await tester.pump();
     expect(controller.selection.isCollapsed, isTrue);
@@ -7358,15 +7358,12 @@ void main() {
     expect(controller.selection.baseOffset, 7);
     expect(controller.selection.extentOffset, 9);
 
-    final String targetPlatform = defaultTargetPlatform.toString();
-    final String platform = targetPlatform.substring(targetPlatform.indexOf('.') + 1).toLowerCase();
-
     await sendKeys(
       tester,
       <LogicalKeyboardKey>[LogicalKeyboardKey.arrowRight],
       shift: true,
       wordModifier: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
     await tester.pump();
     // word wo|rd word|
@@ -7379,7 +7376,7 @@ void main() {
       <LogicalKeyboardKey>[LogicalKeyboardKey.arrowLeft],
       shift: true,
       wordModifier: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
     // word wo|rd |word
     expect(controller.selection.isCollapsed, false);
@@ -7391,9 +7388,9 @@ void main() {
       <LogicalKeyboardKey>[LogicalKeyboardKey.arrowLeft],
       shift: true,
       wordModifier: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
-    if (platform == 'macos') {
+    if (defaultTargetPlatform == TargetPlatform.macOS) {
       // word wo|rd word
       expect(controller.selection.isCollapsed, true);
       expect(controller.selection.baseOffset, 7);
@@ -7404,7 +7401,7 @@ void main() {
         <LogicalKeyboardKey>[LogicalKeyboardKey.arrowLeft],
         shift: true,
         wordModifier: true,
-        platform: platform,
+        targetPlatform: defaultTargetPlatform,
       );
     }
 
@@ -7418,7 +7415,7 @@ void main() {
       <LogicalKeyboardKey>[LogicalKeyboardKey.arrowLeft],
       shift: true,
       wordModifier: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
     // |word wo|rd word
     expect(controller.selection.isCollapsed, false);
@@ -7430,7 +7427,7 @@ void main() {
       <LogicalKeyboardKey>[LogicalKeyboardKey.arrowRight],
       shift: true,
       wordModifier: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
     // word| wo|rd word
     expect(controller.selection.isCollapsed, false);
@@ -7442,9 +7439,9 @@ void main() {
       <LogicalKeyboardKey>[LogicalKeyboardKey.arrowRight],
       shift: true,
       wordModifier: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
-    if (platform == 'macos') {
+    if (defaultTargetPlatform == TargetPlatform.macOS) {
       // word wo|rd word
       expect(controller.selection.isCollapsed, true);
       expect(controller.selection.baseOffset, 7);
@@ -7455,7 +7452,7 @@ void main() {
         <LogicalKeyboardKey>[LogicalKeyboardKey.arrowRight],
         shift: true,
         wordModifier: true,
-        platform: platform,
+        targetPlatform: defaultTargetPlatform,
       );
     }
 
@@ -7467,6 +7464,90 @@ void main() {
     // On web, using keyboard for selection is handled by the browser.
   }, skip: kIsWeb, variant: TargetPlatformVariant.all());
 
+  testWidgets('expanding selection to start/end', (WidgetTester tester) async {
+    final TextEditingController controller = TextEditingController(text: 'word word word');
+    // word wo|rd| word
+    controller.selection = const TextSelection(
+      baseOffset: 7,
+      extentOffset: 9,
+      affinity: TextAffinity.upstream,
+    );
+    await tester.pumpWidget(MaterialApp(
+      home: Align(
+        alignment: Alignment.topLeft,
+        child: SizedBox(
+          width: 400,
+          child: EditableText(
+            maxLines: 10,
+            controller: controller,
+            autofocus: true,
+            focusNode: focusNode,
+            style: Typography.material2018(platform: TargetPlatform.android).black.subtitle1!,
+            cursorColor: Colors.blue,
+            backgroundCursorColor: Colors.grey,
+            keyboardType: TextInputType.text,
+          ),
+        ),
+      ),
+    ));
+
+    await tester.pump(); // Wait for autofocus to take effect.
+    expect(controller.selection.isCollapsed, false);
+    expect(controller.selection.baseOffset, 7);
+    expect(controller.selection.extentOffset, 9);
+
+    final String targetPlatform = defaultTargetPlatform.toString();
+    final String platform = targetPlatform.substring(targetPlatform.indexOf('.') + 1).toLowerCase();
+
+    // Select to the start.
+    await sendKeys(
+      tester,
+      <LogicalKeyboardKey>[
+        LogicalKeyboardKey.home,
+      ],
+      shift: true,
+      targetPlatform: defaultTargetPlatform,
+    );
+
+    // |word word| word
+    expect(
+      controller.selection,
+      equals(
+        const TextSelection(
+          baseOffset: 9,
+          extentOffset: 0,
+          affinity: TextAffinity.downstream,
+        ),
+      ),
+      reason: 'on $platform',
+    );
+
+    // Select to the end.
+    await sendKeys(
+      tester,
+      <LogicalKeyboardKey>[
+        LogicalKeyboardKey.home,
+      ],
+      shift: true,
+      targetPlatform: defaultTargetPlatform,
+    );
+
+    // |word word word|
+    expect(
+      controller.selection,
+      equals(
+        const TextSelection(
+          baseOffset: 9,
+          extentOffset: 0,
+          affinity: TextAffinity.downstream,
+        ),
+      ),
+      reason: 'on $platform',
+    );
+
+    // On web, using keyboard for selection is handled by the browser.
+  }, skip: kIsWeb, variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.macOS }));
+
   testWidgets('can change behavior by overriding text editing actions', (WidgetTester tester) async {
     final TextEditingController controller = TextEditingController(text: testText);
     controller.selection = const TextSelection(
@@ -7568,13 +7649,11 @@ void main() {
     expect(controller.selection.baseOffset, 0);
 
     // meta + A moves the cursor right instead of doing select all.
-    final String targetPlatform = defaultTargetPlatform.toString();
-    final String platform = targetPlatform.substring(targetPlatform.indexOf('.') + 1).toLowerCase();
     await sendKeys(
       tester,
       <LogicalKeyboardKey>[LogicalKeyboardKey.keyA],
       shortcutModifier: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
     await tester.pump();
     expect(controller.selection.isCollapsed, isTrue);
@@ -7584,7 +7663,7 @@ void main() {
       tester,
       <LogicalKeyboardKey>[LogicalKeyboardKey.keyA],
       shortcutModifier: true,
-      platform: platform,
+      targetPlatform: defaultTargetPlatform,
     );
     await tester.pump();
     expect(controller.selection.isCollapsed, isTrue);