61: fixes mouse cursor issues

example/.gitignore

@@ -32,7 +32,6 @@
 /build/
 
 # Web related
-lib/generated_plugin_registrant.dart
 
 # Symbolication related
 app.*.symbols

example/lib/main.dart

@@ -473,6 +473,7 @@ class _MyHomePageState extends State<MyHomePage> {
                 ),
                 onChanged: (i) => setState(() => value = i),
                 iconBuilder: rollingIconBuilder,
+                loading: false,
               ).vertical(),
               const Padding(
                 padding: EdgeInsets.all(8.0),

lib/animated_toggle_switch.dart

@@ -18,5 +18,5 @@ part 'src/widgets/animation_type_builder.dart';
 part 'src/foreground_indicator_transition.dart';
 part 'src/widgets/animated_toggle_switch.dart';
 part 'src/widgets/custom_animated_toggle_switch.dart';
-part 'src/widgets/drag_region.dart';
+part 'src/widgets/hover_region.dart';
 part 'src/widgets/conditional_wrapper.dart';

lib/src/widgets/hover_region.dart

@@ -0,0 +1,57 @@
+part of 'package:animated_toggle_switch/animated_toggle_switch.dart';
+
+class _HoverRegion extends StatefulWidget {
+  final Widget child;
+  final MouseCursor? Function(Offset offset) cursorByOffset;
+  final MouseCursor defaultCursor;
+
+  const _HoverRegion({
+    Key? key,
+    required this.child,
+    required this.cursorByOffset,
+    this.defaultCursor = MouseCursor.defer,
+  }) : super(key: key);
+
+  @override
+  State<_HoverRegion> createState() => _HoverRegionState();
+}
+
+class _HoverRegionState extends State<_HoverRegion> {
+  Offset? _position;
+  MouseCursor? _cursor;
+
+  @override
+  Widget build(BuildContext context) {
+    if (_position != null) _updateHovering(_position!, rebuild: false);
+    // Listener is necessary because MouseRegion.onHover only gets triggered
+    // without buttons pressed
+    return Listener(
+      behavior: HitTestBehavior.translucent,
+      onPointerHover: _updatePointer,
+      onPointerMove: _updatePointer,
+      child: GestureDetector(
+        child: MouseRegion(
+          opaque: false,
+          hitTestBehavior: HitTestBehavior.translucent,
+          cursor: _cursor ?? widget.defaultCursor,
+          onExit: (e) => _setCursor(null),
+          child: widget.child,
+        ),
+      ),
+    );
+  }
+
+  void _updatePointer(PointerEvent event, {bool rebuild = true}) {
+    _updateHovering(event.localPosition, rebuild: rebuild);
+  }
+
+  void _updateHovering(Offset offset, {bool rebuild = true}) {
+    _setCursor(widget.cursorByOffset(_position = offset), rebuild: rebuild);
+  }
+
+  void _setCursor(MouseCursor? cursor, {bool rebuild = true}) {
+    if (_cursor == cursor) return;
+    _cursor = cursor;
+    if (rebuild) setState(() {});
+  }
+}

pubspec.yaml

@@ -17,7 +17,7 @@ dev_dependencies:
   flutter_test:
     sdk: flutter
   mocktail: ^1.0.0
-  dartdoc: ^8.0.13
+  dartdoc: any
 
 flutter: