class InstrinsicPage01 extends StatelessWidget{

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: Text("测试"),),
      body: buildRow(),
    );
  }

  buildRow() {
    return Row(
      crossAxisAlignment: CrossAxisAlignment.stretch,
      children: [
        Container(
          width: 150,
          height: 100,
          color: Colors.teal,
        ),
        Container(
          width: 150,
          height: 200,
          color: Colors.red,
        )
      ],
    );
  }
 }

class InstrinsicPage01 extends StatelessWidget{

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: Text("测试"),),
      body: buildIns(),
    );
  }
  buildIns() {
    return IntrinsicHeight(
      child: Row(
        crossAxisAlignment: CrossAxisAlignment.stretch,
        children: [
          Container(
            width: 150,
            height: 100,
            color: Colors.teal,
          ),
          Container(
            width: 150,
            height: 200,
            color: Colors.red,
          )
        ],
      ),
    );
  }
}

buildIns() {
    return SizedBox(
      height: 400,
      child: Row(
        crossAxisAlignment: CrossAxisAlignment.stretch,
        children: [
          Container(
            width: 150,
            height: 100,
            color: Colors.teal,
          ),
          Container(
            width: 150,
            height: 200,
            color: Colors.red,
          )
        ],
      ),
    );
  }