48 lines
1.2 KiB
Dart
48 lines
1.2 KiB
Dart
import 'dart:async';
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import 'package:aves_utils/aves_utils.dart';
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import 'package:flutter/foundation.dart';
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class Query extends ChangeNotifier {
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final AChangeNotifier _focusRequestNotifier = AChangeNotifier();
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final ValueNotifier<String> _queryNotifier = ValueNotifier('');
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final StreamController<bool> _enabledStreamController = StreamController.broadcast();
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Query({required bool enabled, required String? initialValue}) {
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_enabled = enabled;
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if (initialValue != null && initialValue.isNotEmpty) {
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_enabled = true;
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queryNotifier.value = initialValue;
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}
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}
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@override
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void dispose() {
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_focusRequestNotifier.dispose();
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_queryNotifier.dispose();
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super.dispose();
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}
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bool _enabled = false;
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bool get enabled => _enabled;
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set enabled(bool value) {
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_enabled = value;
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_enabledStreamController.add(_enabled);
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queryNotifier.value = '';
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notifyListeners();
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if (_enabled) {
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focusRequestNotifier.notifyListeners();
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}
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}
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void toggle() => enabled = !enabled;
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Stream<bool> get enabledStream => _enabledStreamController.stream;
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AChangeNotifier get focusRequestNotifier => _focusRequestNotifier;
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ValueNotifier<String> get queryNotifier => _queryNotifier;
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}
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