import 'package:flutter/material.dart'; import 'package:flutter/src/widgets/framework.dart'; import 'package:flutter/src/widgets/placeholder.dart'; class DraggableDivider extends StatefulWidget { final Axis axis; final double thickness; final Color color; final Function(double)? onPointerMove; final VoidCallback? onHover; final EdgeInsets padding; const DraggableDivider({ super.key, this.axis = Axis.horizontal, this.thickness = 1.0, this.color = const Color.fromARGB(200, 177, 175, 175), this.onPointerMove, this.padding = const EdgeInsets.symmetric(horizontal: 1.0), this.onHover, }); @override State createState() => _DraggableDividerState(); } class _DraggableDividerState extends State { @override Widget build(BuildContext context) { return Listener( onPointerMove: (event) { final dl = widget.axis == Axis.horizontal ? event.localDelta.dy : event.localDelta.dx; widget.onPointerMove?.call(dl); }, onPointerHover: (event) => widget.onHover?.call(), child: MouseRegion( cursor: SystemMouseCursors.resizeLeftRight, child: Padding( padding: widget.padding, child: Container( decoration: BoxDecoration(color: widget.color), width: widget.axis == Axis.horizontal ? double.infinity : widget.thickness, height: widget.axis == Axis.horizontal ? widget.thickness : double.infinity, ), ), ), ); } }