54 lines
1.3 KiB
Dart
54 lines
1.3 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:mobx/mobx.dart';
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import 'observer_consumers.dart';
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/// Provides a mobx store and disposes it if it implements [DisposableStore]
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///
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/// Important: this will not make [context.watch] react to changes
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class MobxProvider<T extends Store> extends Provider<T> {
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MobxProvider({
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Key? key,
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required Create<T> create,
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bool? lazy,
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TransitionBuilder? builder,
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Widget? child,
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}) : super(
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key: key,
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create: create,
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dispose: (context, store) {
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if (store is DisposableStore) store.dispose();
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},
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lazy: lazy,
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builder: builder,
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child: child,
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);
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/// will not dispose the store
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MobxProvider.value({
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Key? key,
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required T value,
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TransitionBuilder? builder,
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Widget? child,
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}) : super.value(
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key: key,
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builder: builder,
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value: value,
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child: child,
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);
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}
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/// tracks reactions and disposes them in [DisposableStore.dispose]
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mixin DisposableStore on Store {
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final List<ReactionDisposer> _disposers = [];
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@protected
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void addReaction(ReactionDisposer reaction) => _disposers.add(reaction);
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void dispose() {
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for (final disposer in _disposers) {
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disposer();
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}
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}
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}
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