fluffychat/lib/widgets/mouse_over_builder.dart
2021-05-22 08:53:52 +02:00

29 lines
735 B
Dart

import 'package:flutter/material.dart';
class MouseOverBuilder extends StatefulWidget {
final Function(BuildContext, bool) builder;
const MouseOverBuilder({Key key, this.builder}) : super(key: key);
@override
_MouseOverBuilderState createState() => _MouseOverBuilderState();
}
class _MouseOverBuilderState extends State<MouseOverBuilder> {
bool _hover = false;
void _toggleHover(bool hover) {
if (_hover != hover) {
setState(() => _hover = hover);
}
}
@override
Widget build(BuildContext context) {
return MouseRegion(
onEnter: (_) => _toggleHover(true),
onExit: (_) => _toggleHover(false),
child: widget.builder != null ? widget.builder(context, _hover) : null,
);
}
}