34 lines
944 B
Dart
34 lines
944 B
Dart
import 'package:flutter/material.dart';
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class NavigationService {
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final GlobalKey<ScaffoldMessengerState> scaffoldMessengerKey =
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GlobalKey<ScaffoldMessengerState>();
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final GlobalKey<NavigatorState> navigatorKey = GlobalKey<NavigatorState>();
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void showPopUpDialog(final AlertDialog dialog) {
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final BuildContext? context = navigatorKey.currentContext;
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if (context == null) {
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showSnackBar(
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'Could not show dialog. This should not happen, please report this.',
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);
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return;
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}
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showDialog(
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context: context,
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builder: (final _) => dialog,
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);
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}
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void showSnackBar(final String text, {final SnackBarBehavior? behavior}) {
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final ScaffoldMessengerState state = scaffoldMessengerKey.currentState!;
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final SnackBar snack = SnackBar(
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content: Text(text),
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duration: const Duration(seconds: 2),
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behavior: behavior,
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);
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state.showSnackBar(snack);
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}
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}
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