flutterEmpty/lib/components/or_divider.dart

import 'package:flutter/material.dart';

class OrDivider extends StatelessWidget {
  final String title;
  final Color color, textColor;

  OrDivider({
    Key key,
    @required this.title,
    this.color = Colors.grey,
    this.textColor = Colors.white,
  }) : super(key: key);

  @override
  Widget build(BuildContext context) {
    Size size = MediaQuery.of(context).size;
    return Container(
      margin: EdgeInsets.symmetric(vertical: size.height * 0.02),
      width: size.width * 0.8,
      child: Row(
        children: <Widget>[
          buildDivider(),
          Padding(
            padding: const EdgeInsets.symmetric(horizontal: 10),
            child: Text(
              title,
              style: TextStyle(
                color: textColor,
                fontWeight: FontWeight.w600,
              ),
            ),
          ),
          buildDivider(),
        ],
      ),
    );
  }

  Expanded buildDivider() {
    return Expanded(
      child: Divider(
        color: color,
        height: 1.5,
      ),
    );
  }
}