app.dart

import 'package:extended_image/extended_image.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:pro_flutter/pages/bottom_tab_navigation.dart';
import 'package:pro_flutter/utils/screen_util.dart';
import 'package:pull_to_refresh/pull_to_refresh.dart';
import 'package:sp_util/sp_util.dart';

class App extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    ///这是设置状态栏的图标和字体的颜色
    ///Brightness.light  一般都是显示为白色
    ///Brightness.dark 一般都是显示为黑色
    SystemUiOverlayStyle style = SystemUiOverlayStyle(
      statusBarColor: Colors.transparent,
      statusBarIconBrightness: Brightness.dark,
    );
    SystemChrome.setSystemUIOverlayStyle(style);
    ScreenUtil.init(width: 360, height: 920, allowFontScaling: true);
    return RefreshConfiguration(
      footerTriggerDistance: 15,
      headerTriggerDistance: 90.0,
      maxOverScrollExtent: 100,
      dragSpeedRatio: 0.91,
      headerBuilder: () => MaterialClassicHeader(),
      footerBuilder: () => ClassicFooter(),
      enableLoadingWhenNoData: false,
      enableRefreshVibrate: false,
      enableLoadMoreVibrate: false,
      hideFooterWhenNotFull: true,
      shouldFooterFollowWhenNotFull: (state) {
        return false;
      },
      child: MaterialApp(
        debugShowCheckedModeBanner: false,
        theme: ThemeData(
          primaryColor: Color.fromRGBO(163, 165, 239, 1),
          accentColor: Color.fromRGBO(179, 160, 238, 1),
          highlightColor: Color.fromRGBO(155, 168, 239, 1),
          splashColor: Colors.transparent,
          fontFamily: 'SourceHanSans',
        ),
        builder: (context, child) => Scaffold(
          body: GestureDetector(
            onTap: () {
              hideKeyboard(context);
            },
            child: child,
          ),
        ),
        home: BottomTabNavigation(),
      ),
    );
  }

  void hideKeyboard(BuildContext context) {
    FocusScopeNode currentFocus = FocusScope.of(context);
    if (!currentFocus.hasPrimaryFocus && currentFocus.focusedChild != null) {
      FocusManager.instance.primaryFocus.unfocus();
    }
  }

  App() {
    clearDiskCachedImages(duration: const Duration(days: 7));
  }
}