Flutter启动页

效果图

dart 复制代码
import 'dart:async';
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'jumpPage.dart';

class TransitPage extends StatefulWidget {
  const TransitPage({super.key});

  @override
  State<TransitPage> createState() => _TransitPage();
}

class _TransitPage extends State<TransitPage> {
  late Timer _timer;
  int _currentTime = 6;
  @override
  void initState() {
    // TODO: implement initState
    super.initState();
    _timer = Timer.periodic(Duration(milliseconds: 1000), (timer) {
      setState(() {
        _currentTime--;
      });
      if(_currentTime<=0){
        _jumpRoutePage();

      }
    });
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: Stack(
        children: [
          Image.asset(
              "images/page.png",
            fit: BoxFit.cover,
            width: MediaQuery.of(context).size.width,
            height: MediaQuery.of(context).size.height,
          ),
          Positioned(
            top: MediaQuery.of(context).padding.top+30,
            right: MediaQuery.of(context).padding.right+30,
            child: InkWell(
              child: _clipButton(),
              onTap: (){
                _jumpRoutePage();
              },
            ),
          )
        ],
      ),

    );
  }
  Widget _clipButton() {

    return ClipRRect(
      borderRadius: BorderRadius.circular(40),
      child: Container(
        height: 50,
        width: 50,
        color: Colors.black.withOpacity(0.5),
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: [
            Text("跳过",style: TextStyle(color: Colors.white,fontSize: 12),),
            Text("${_currentTime}s",style: TextStyle(color: Colors.white,fontSize: 12),),
          ],
        ),

      ),
    );
  }
  //倒计结束或点击跳过后的页面
  void _jumpRoutePage() {
    _timer.cancel();
    Navigator.pushAndRemoveUntil(context, MaterialPageRoute(builder: (BuildContext context)=>TransitPage2()), (route) => false);
  }
}
相关推荐
恋猫de小郭5 小时前
Flutter Widget Preview 功能已合并到 master,提前在体验毛坯的预览支持
android·flutter·ios
小蜜蜂嗡嗡11 小时前
Android Studio flutter项目运行、打包时间太长
android·flutter·android studio
瓜子三百克15 小时前
十、高级概念
flutter
帅次1 天前
Objective-C面向对象编程:类、对象、方法详解(保姆级教程)
flutter·macos·ios·objective-c·iphone·swift·safari
小蜜蜂嗡嗡1 天前
flutter flutter_vlc_player播放视频设置循环播放失效、初始化后获取不到视频宽高
flutter
孤鸿玉1 天前
[Flutter小技巧] Row中widget高度自适应的几种方法
flutter
bawomingtian1231 天前
FlutterView 源码解析
flutter
Zender Han1 天前
Flutter 进阶:实现带圆角的 CircularProgressIndicator
flutter
nc_kai2 天前
Flutter 之 每日翻译 PreferredSizeWidget
java·前端·flutter