theme_utils.dart

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import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
 
abstract class ThemeUtils {
  static void changeSystemUIOverlayStyle() {
    SystemChrome.setSystemUIOverlayStyle(
      const SystemUiOverlayStyle(
        systemNavigationBarColor: Colors.white,
        systemNavigationBarContrastEnforced: true,
        systemNavigationBarDividerColor: Colors.transparent,
        systemNavigationBarIconBrightness: Brightness.dark,
        systemStatusBarContrastEnforced: true,
        statusBarColor: Colors.transparent,
        statusBarIconBrightness: Brightness.dark,
        statusBarBrightness: Brightness.dark,
      ),
    );
  }
 
  static Brightness getBrightness(BuildContext context) => Theme.of(context).brightness;
}