forked from lxm_flutter/FlutterUnit
65 lines
1.5 KiB
Dart
65 lines
1.5 KiB
Dart
import 'package:flutter/material.dart';
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/// create by 张风捷特烈 on 2020-03-22
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/// contact me by email 1981462002@qq.com
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/// 说明:
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// {
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// "widgetId": 108,
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// "name": 'Positioned基本使用',
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// "priority": 1,
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// "subtitle":
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// "【child】 : 组件 【Widget】\n"
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// "【top】 : 到父顶距离 【double】\n"
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// "【right】 : 到父右距离 【double】\n"
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// "【left】 : 到父左距离 【double】\n"
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// "【bottom】 : 到父底距离 【double】",
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// }
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class CustomPositioned extends StatelessWidget {
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const CustomPositioned({Key? key}) : super(key: key);
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@override
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Widget build(BuildContext context) {
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Widget yellowBox = Container(
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color: Colors.yellow,
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height: 100,
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width: 100,
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);
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Widget redBox = Container(
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color: Colors.red,
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height: 90,
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width: 90,
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);
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Widget greenBox = Container(
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color: Colors.green,
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height: 80,
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width: 80,
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);
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Widget cyanBox = Container(
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color: Colors.cyanAccent,
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height: 70,
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width: 70,
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);
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return Container(
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width: 200,
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height: 120,
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color: Colors.grey.withAlpha(33),
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child: Stack(
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children: [
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yellowBox,
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redBox,
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Positioned(top: 20, left: 20, child: greenBox),
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Positioned(
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child: cyanBox,
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bottom: 10,
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right: 10,
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)
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],
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));
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}
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}
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