first implementation finished
This commit is contained in:
Fabian Freund
@@ -0,0 +1,11 @@
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import 'package:kagi_bang_bang/domain/entities/web_page_info.dart';
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import 'package:kagi_bang_bang/domain/services/generic_website.dart';
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import 'package:riverpod_annotation/riverpod_annotation.dart';
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part 'website_title.g.dart';
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@Riverpod(keepAlive: true)
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Future<WebPageInfo> pageInfo(PageInfoRef ref, Uri url) async {
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final websiteService = ref.watch(genericWebsiteServiceProvider.notifier);
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return websiteService.getInfo(url).then((value) => value.value);
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}
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@@ -0,0 +1,157 @@
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// GENERATED CODE - DO NOT MODIFY BY HAND
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part of 'website_title.dart';
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||||
// **************************************************************************
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||||
// RiverpodGenerator
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// **************************************************************************
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||||
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String _$pageInfoHash() => r'47ebd4256eb405281b23791a114525447145baec';
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/// Copied from Dart SDK
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class _SystemHash {
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_SystemHash._();
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static int combine(int hash, int value) {
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||||
// ignore: parameter_assignments
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hash = 0x1fffffff & (hash + value);
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||||
// ignore: parameter_assignments
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hash = 0x1fffffff & (hash + ((0x0007ffff & hash) << 10));
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return hash ^ (hash >> 6);
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}
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static int finish(int hash) {
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// ignore: parameter_assignments
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hash = 0x1fffffff & (hash + ((0x03ffffff & hash) << 3));
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// ignore: parameter_assignments
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hash = hash ^ (hash >> 11);
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return 0x1fffffff & (hash + ((0x00003fff & hash) << 15));
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}
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}
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/// See also [pageInfo].
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@ProviderFor(pageInfo)
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const pageInfoProvider = PageInfoFamily();
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/// See also [pageInfo].
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class PageInfoFamily extends Family<AsyncValue<WebPageInfo>> {
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/// See also [pageInfo].
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const PageInfoFamily();
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/// See also [pageInfo].
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PageInfoProvider call(
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Uri url,
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) {
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return PageInfoProvider(
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url,
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);
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}
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@override
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PageInfoProvider getProviderOverride(
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covariant PageInfoProvider provider,
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) {
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return call(
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provider.url,
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);
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}
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static const Iterable<ProviderOrFamily>? _dependencies = null;
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@override
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Iterable<ProviderOrFamily>? get dependencies => _dependencies;
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static const Iterable<ProviderOrFamily>? _allTransitiveDependencies = null;
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@override
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Iterable<ProviderOrFamily>? get allTransitiveDependencies =>
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_allTransitiveDependencies;
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@override
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String? get name => r'pageInfoProvider';
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}
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/// See also [pageInfo].
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class PageInfoProvider extends FutureProvider<WebPageInfo> {
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/// See also [pageInfo].
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PageInfoProvider(
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Uri url,
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) : this._internal(
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(ref) => pageInfo(
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ref as PageInfoRef,
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url,
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),
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from: pageInfoProvider,
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name: r'pageInfoProvider',
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debugGetCreateSourceHash:
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const bool.fromEnvironment('dart.vm.product')
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? null
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: _$pageInfoHash,
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dependencies: PageInfoFamily._dependencies,
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allTransitiveDependencies: PageInfoFamily._allTransitiveDependencies,
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url: url,
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);
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PageInfoProvider._internal(
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super._createNotifier, {
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required super.name,
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required super.dependencies,
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required super.allTransitiveDependencies,
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required super.debugGetCreateSourceHash,
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required super.from,
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required this.url,
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}) : super.internal();
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final Uri url;
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@override
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Override overrideWith(
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FutureOr<WebPageInfo> Function(PageInfoRef provider) create,
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) {
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return ProviderOverride(
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origin: this,
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override: PageInfoProvider._internal(
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(ref) => create(ref as PageInfoRef),
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from: from,
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name: null,
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dependencies: null,
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allTransitiveDependencies: null,
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debugGetCreateSourceHash: null,
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url: url,
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),
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);
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}
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@override
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FutureProviderElement<WebPageInfo> createElement() {
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return _PageInfoProviderElement(this);
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}
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@override
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bool operator ==(Object other) {
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return other is PageInfoProvider && other.url == url;
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}
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@override
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int get hashCode {
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var hash = _SystemHash.combine(0, runtimeType.hashCode);
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hash = _SystemHash.combine(hash, url.hashCode);
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return _SystemHash.finish(hash);
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}
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}
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mixin PageInfoRef on FutureProviderRef<WebPageInfo> {
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/// The parameter `url` of this provider.
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Uri get url;
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}
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class _PageInfoProviderElement extends FutureProviderElement<WebPageInfo>
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with PageInfoRef {
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_PageInfoProviderElement(super.provider);
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@override
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Uri get url => (origin as PageInfoProvider).url;
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}
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// ignore_for_file: type=lint
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// ignore_for_file: subtype_of_sealed_class, invalid_use_of_internal_member, invalid_use_of_visible_for_testing_member
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@@ -0,0 +1,12 @@
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import 'package:flutter/foundation.dart';
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import 'package:flutter_hooks/flutter_hooks.dart';
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void useListenableCallback(Listenable? listenable, void Function() callback) {
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useEffect(
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() {
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listenable?.addListener(callback);
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return () => listenable?.removeListener(callback);
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},
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[listenable],
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);
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}
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@@ -0,0 +1,11 @@
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import 'package:flutter/foundation.dart';
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import 'package:flutter_hooks/flutter_hooks.dart';
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void useOnDispose(VoidCallback onDispose) {
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useEffect(
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() {
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return onDispose;
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},
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const [],
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);
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}
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@@ -0,0 +1,13 @@
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import 'dart:async';
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import 'package:flutter_hooks/flutter_hooks.dart';
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void useOnInitialization(FutureOr<void> Function() callback) {
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useEffect(
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() {
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Future.microtask(callback);
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return null;
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},
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[],
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);
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}
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@@ -0,0 +1,27 @@
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import 'package:flutter/material.dart';
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import 'package:flutter_hooks/flutter_hooks.dart';
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OverlayPortalController useOverlayPortalController() {
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return use(const _OverlayPortalControllerHook());
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}
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class _OverlayPortalControllerHook extends Hook<OverlayPortalController> {
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const _OverlayPortalControllerHook();
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@override
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HookState<OverlayPortalController, Hook<OverlayPortalController>>
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createState() {
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return _OverlayPortalControllerHookState();
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}
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}
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class _OverlayPortalControllerHookState
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extends HookState<OverlayPortalController, _OverlayPortalControllerHook> {
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late final controller = OverlayPortalController();
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@override
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OverlayPortalController build(BuildContext context) => controller;
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@override
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String get debugLabel => 'useOverlayPortalController';
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}
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@@ -0,0 +1,34 @@
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import 'package:flutter/material.dart';
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import 'package:flutter_hooks/flutter_hooks.dart';
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void useSyncPageWithTab(
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TabController tabController,
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PageController pageController,
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) {
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useEffect(
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() {
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Future<void> syncPage() async {
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await pageController.animateToPage(
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tabController.index,
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curve: Curves.linear,
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duration: const Duration(milliseconds: 300),
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);
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}
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void syncTab() {
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if (!tabController.indexIsChanging) {
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tabController.animateTo(pageController.page!.round());
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}
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}
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tabController.addListener(syncPage);
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pageController.addListener(syncTab);
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return () {
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tabController.removeListener(syncPage);
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pageController.removeListener(syncTab);
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};
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},
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[tabController, pageController],
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);
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}
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@@ -0,0 +1,329 @@
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import 'package:flutter/foundation.dart';
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import 'package:flutter/widgets.dart';
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|
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/// An internal representation of a child widget subtree that is a child of
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/// the [AnimatedIndexedStack].
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||||
///
|
||||
/// This keeps track of animation controllers, keys, and the child widget.
|
||||
class _ChildEntry {
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_ChildEntry({
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||||
required this.key,
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required this.primaryController,
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required this.secondaryController,
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required this.child,
|
||||
});
|
||||
|
||||
/// The key of this entry.
|
||||
/// This is usually a [GlobalKey] to ensure that children do not lose their state.
|
||||
final Key key;
|
||||
|
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/// The animation controller for the child's transition.
|
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final AnimationController primaryController;
|
||||
|
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/// The (curved) animation being used to drive the transition.
|
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final AnimationController secondaryController;
|
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Widget child;
|
||||
|
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/// Release the resources used by this object.
|
||||
///
|
||||
/// The object is no longer usable after this method is called.
|
||||
void dispose() {
|
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primaryController.dispose();
|
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secondaryController.dispose();
|
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}
|
||||
|
||||
@override
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String toString() => 'AnimatedIndexedStackEntry#${shortHash(this)}($child)';
|
||||
}
|
||||
|
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enum _ChildAnimationDirection {
|
||||
primaryForward,
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primaryReverse,
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secondaryForward,
|
||||
secondaryReverse,
|
||||
}
|
||||
|
||||
/// A Widget that shows a single child from a list of children.
|
||||
/// Changing the index will animate the change of widgets according to the [transitionBuilder].
|
||||
/// Removing the widget at the current index will also animate the change.
|
||||
///
|
||||
/// Widgets which are not currently visible will be kept alive until they are removed.
|
||||
class AnimatedIndexedStack extends StatefulWidget {
|
||||
const AnimatedIndexedStack({
|
||||
super.key,
|
||||
this.index = 0,
|
||||
this.duration = const Duration(milliseconds: 300),
|
||||
this.reverse = false,
|
||||
required this.transitionBuilder,
|
||||
this.layoutBuilder = defaultLayoutBuilder,
|
||||
this.children = const [],
|
||||
});
|
||||
|
||||
/// The index of the child to show.
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||||
///
|
||||
/// If this is null, none of the children will be shown.
|
||||
final int? index;
|
||||
|
||||
/// The duration of the transition from the old [child] value to the new one.
|
||||
final Duration duration;
|
||||
|
||||
/// Indicates whether the new [child] will visually appear on top of or
|
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/// underneath the old child.
|
||||
final bool reverse;
|
||||
|
||||
/// A function that wraps a new [child] with a primary and secondary animation
|
||||
/// set define how the child appears and disappears.
|
||||
final Widget Function(
|
||||
Widget child,
|
||||
Animation<double> primaryAnimation,
|
||||
Animation<double> secondaryAnimation,
|
||||
) transitionBuilder;
|
||||
|
||||
/// A function that lays out all the children in this IndexedStack.
|
||||
/// This defaults to [PageTransitionSwitcher.defaultLayoutBuilder].
|
||||
final Widget Function(List<Widget> entries) layoutBuilder;
|
||||
|
||||
/// The child widgets of the stack.
|
||||
/// Only the child at index [index] will be shown.
|
||||
/// To correctly keep track of the state of child widgets, they must be given unique keys.
|
||||
final List<Widget> children;
|
||||
|
||||
/// The default layout builder for [AnimatedIndexedStack].
|
||||
/// Contains all the children in a [Stack].
|
||||
static Widget defaultLayoutBuilder(List<Widget> entries) {
|
||||
return Stack(
|
||||
alignment: Alignment.center,
|
||||
children: entries,
|
||||
);
|
||||
}
|
||||
|
||||
@override
|
||||
State<AnimatedIndexedStack> createState() => _AnimatedIndexedStackState();
|
||||
}
|
||||
|
||||
class _AnimatedIndexedStackState extends State<AnimatedIndexedStack>
|
||||
with TickerProviderStateMixin {
|
||||
/// All entries contained in this Stack.
|
||||
/// This is built from the children list, but may also contain entries which are animating out.
|
||||
List<_ChildEntry> _entries = [];
|
||||
|
||||
/// The entry which is currently at the top of the stack.
|
||||
_ChildEntry? _currentEntry;
|
||||
|
||||
@override
|
||||
void initState() {
|
||||
super.initState();
|
||||
_updateEntriesList();
|
||||
}
|
||||
|
||||
@override
|
||||
void didUpdateWidget(AnimatedIndexedStack oldWidget) {
|
||||
super.didUpdateWidget(oldWidget);
|
||||
_updateEntriesList();
|
||||
}
|
||||
|
||||
/// In place operation to shift a child entry to the end of the list (the visual front).
|
||||
///
|
||||
/// If entry is null, this is a no-op.
|
||||
void _moveToEnd(List<_ChildEntry> entries, _ChildEntry? entry) {
|
||||
if (entry == null) return;
|
||||
entries.remove(entry);
|
||||
entries.add(entry);
|
||||
}
|
||||
|
||||
/// Inserts an entry as last place in the list and animates it.
|
||||
///
|
||||
/// If entry is null, this is a no-op.
|
||||
void _insertAndAnimate(
|
||||
List<_ChildEntry> entries,
|
||||
_ChildEntry? entry,
|
||||
_ChildAnimationDirection direction,
|
||||
) {
|
||||
if (entry == null) return;
|
||||
_moveToEnd(entries, entry);
|
||||
switch (direction) {
|
||||
case _ChildAnimationDirection.primaryForward:
|
||||
entry.primaryController.forward(from: 0);
|
||||
entry.secondaryController.value = 0;
|
||||
case _ChildAnimationDirection.primaryReverse:
|
||||
entry.primaryController.reverse(from: 1);
|
||||
entry.secondaryController.value = 0;
|
||||
case _ChildAnimationDirection.secondaryForward:
|
||||
entry.primaryController.value = 1;
|
||||
entry.secondaryController.forward(from: 0);
|
||||
case _ChildAnimationDirection.secondaryReverse:
|
||||
entry.primaryController.value = 1;
|
||||
entry.secondaryController.reverse(from: 1);
|
||||
}
|
||||
}
|
||||
|
||||
/// Updates the list of child entries.
|
||||
/// Ensures to order the list appropriately and animate entries in and out.
|
||||
void _updateEntriesList() {
|
||||
final List<_ChildEntry> entries = [];
|
||||
|
||||
final _ChildEntry? previousEntry = _currentEntry;
|
||||
_ChildEntry? currentEntry;
|
||||
|
||||
Widget? currentChild;
|
||||
if (widget.index != null && widget.children.isNotEmpty) {
|
||||
currentChild = widget.children[widget.index!];
|
||||
}
|
||||
|
||||
for (final child in widget.children) {
|
||||
// We find the previous entry by looking for an identical child widget.
|
||||
// If the children of this Stack share widget types, they must be given unique keys.
|
||||
final int existingIndex =
|
||||
_entries.indexWhere((entry) => Widget.canUpdate(entry.child, child));
|
||||
|
||||
_ChildEntry? existingEntry;
|
||||
if (existingIndex != -1) {
|
||||
existingEntry = _entries[existingIndex];
|
||||
}
|
||||
|
||||
_ChildEntry entry;
|
||||
|
||||
if (existingEntry != null) {
|
||||
// If we find an existing entry, we update its child widget and reuse it.
|
||||
// This ensures it continues to use the same global key and animation controllers.
|
||||
existingEntry.child = child;
|
||||
existingEntry.primaryController.duration = widget.duration;
|
||||
existingEntry.secondaryController.duration = widget.duration;
|
||||
entry = existingEntry;
|
||||
} else {
|
||||
entry = _newEntry(child);
|
||||
}
|
||||
|
||||
if (currentChild == child) {
|
||||
currentEntry = entry;
|
||||
}
|
||||
|
||||
entries.add(entry);
|
||||
}
|
||||
|
||||
final bool hasChanged = previousEntry != currentEntry;
|
||||
final bool previousWasRemoved =
|
||||
previousEntry != null && !entries.contains(previousEntry);
|
||||
|
||||
if (hasChanged) {
|
||||
if (widget.reverse) {
|
||||
// When reverse is true, the new child will transition in below the
|
||||
// old child while its secondary animation and the primary
|
||||
// animation of the old child are running in reverse. This is similar to
|
||||
// the transition associated with popping a [PageRoute] to reveal a new
|
||||
// [PageRoute] below it.
|
||||
_insertAndAnimate(
|
||||
entries,
|
||||
currentEntry,
|
||||
_ChildAnimationDirection.secondaryReverse,
|
||||
);
|
||||
_insertAndAnimate(
|
||||
entries,
|
||||
previousEntry,
|
||||
_ChildAnimationDirection.primaryReverse,
|
||||
);
|
||||
if (previousWasRemoved) {
|
||||
previousEntry.primaryController.addStatusListener((status) {
|
||||
if (status == AnimationStatus.dismissed) {
|
||||
setState(() {
|
||||
_entries.remove(previousEntry);
|
||||
previousEntry.dispose();
|
||||
});
|
||||
}
|
||||
});
|
||||
}
|
||||
} else {
|
||||
// When reverse is false, the new child will transition in on top of the
|
||||
// old child while its primary animation and the secondary
|
||||
// animation of the old child are running forward. This is similar to
|
||||
// the transition associated with pushing a new [PageRoute] on top of
|
||||
// another.
|
||||
_insertAndAnimate(
|
||||
entries,
|
||||
previousEntry,
|
||||
_ChildAnimationDirection.secondaryForward,
|
||||
);
|
||||
_insertAndAnimate(
|
||||
entries,
|
||||
currentEntry,
|
||||
_ChildAnimationDirection.primaryForward,
|
||||
);
|
||||
if (previousWasRemoved) {
|
||||
previousEntry.secondaryController.addStatusListener((status) {
|
||||
if (status == AnimationStatus.completed) {
|
||||
setState(() {
|
||||
_entries.remove(previousEntry);
|
||||
previousEntry.dispose();
|
||||
});
|
||||
}
|
||||
});
|
||||
}
|
||||
}
|
||||
} else {
|
||||
if (widget.reverse) {
|
||||
_moveToEnd(entries, currentEntry);
|
||||
_moveToEnd(entries, previousEntry);
|
||||
} else {
|
||||
_moveToEnd(entries, previousEntry);
|
||||
_moveToEnd(entries, currentEntry);
|
||||
}
|
||||
}
|
||||
|
||||
setState(() {
|
||||
_entries = entries;
|
||||
_currentEntry = currentEntry;
|
||||
});
|
||||
}
|
||||
|
||||
_ChildEntry _newEntry(Widget child) => _ChildEntry(
|
||||
key: GlobalKey(),
|
||||
child: child,
|
||||
primaryController: AnimationController(
|
||||
duration: widget.duration,
|
||||
vsync: this,
|
||||
),
|
||||
secondaryController: AnimationController(
|
||||
duration: widget.duration,
|
||||
vsync: this,
|
||||
),
|
||||
);
|
||||
|
||||
@override
|
||||
void dispose() {
|
||||
for (final entry in _entries) {
|
||||
entry.dispose();
|
||||
}
|
||||
super.dispose();
|
||||
}
|
||||
|
||||
Widget _buildChild(_ChildEntry entry) => AnimatedBuilder(
|
||||
animation: Listenable.merge([
|
||||
entry.primaryController,
|
||||
entry.secondaryController,
|
||||
]),
|
||||
builder: (context, child) {
|
||||
final bool isVisible = entry.primaryController.isAnimating ||
|
||||
entry.secondaryController.isAnimating ||
|
||||
entry == _currentEntry;
|
||||
|
||||
return Visibility(
|
||||
visible: isVisible,
|
||||
maintainState: true,
|
||||
child: widget.transitionBuilder(
|
||||
KeyedSubtree(
|
||||
key: entry.key,
|
||||
child: child!,
|
||||
),
|
||||
entry.primaryController,
|
||||
entry.secondaryController,
|
||||
),
|
||||
);
|
||||
},
|
||||
child: entry.child,
|
||||
);
|
||||
|
||||
@override
|
||||
Widget build(BuildContext context) {
|
||||
return widget.layoutBuilder(_entries.map(_buildChild).toList());
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,436 @@
|
||||
import 'dart:async';
|
||||
|
||||
import 'package:flutter/material.dart';
|
||||
import 'package:flutter/services.dart';
|
||||
|
||||
class _AutocompleteCallbackAction<T extends Intent> extends CallbackAction<T> {
|
||||
_AutocompleteCallbackAction({
|
||||
required super.onInvoke,
|
||||
required this.isEnabledCallback,
|
||||
});
|
||||
|
||||
// The enabled state determines whether the action will consume the
|
||||
// key shortcut or let it continue on to the underlying text field.
|
||||
// They should only be enabled when the options are showing so shortcuts
|
||||
// can be used to navigate them.
|
||||
final bool Function() isEnabledCallback;
|
||||
|
||||
@override
|
||||
bool isEnabled(covariant T intent) => isEnabledCallback();
|
||||
|
||||
@override
|
||||
bool consumesKey(covariant T intent) => isEnabled(intent);
|
||||
}
|
||||
|
||||
class ExternalResultsAutocomplete<T extends Object> extends StatefulWidget {
|
||||
/// Create an instance of RawAutocomplete.
|
||||
///
|
||||
/// [displayStringForOption], [onTextChanged] and [optionsViewBuilder] must
|
||||
/// not be null.
|
||||
const ExternalResultsAutocomplete({
|
||||
super.key,
|
||||
required this.optionsViewBuilder,
|
||||
required this.onTextChanged,
|
||||
required this.optionsStream,
|
||||
this.optionsViewOpenDirection = OptionsViewOpenDirection.down,
|
||||
this.displayStringForOption = defaultStringForOption,
|
||||
this.fieldViewBuilder,
|
||||
this.focusNode,
|
||||
this.onSelected,
|
||||
this.textEditingController,
|
||||
this.initialValue,
|
||||
}) : assert(
|
||||
fieldViewBuilder != null ||
|
||||
(key != null &&
|
||||
focusNode != null &&
|
||||
textEditingController != null),
|
||||
'Pass in a fieldViewBuilder, or otherwise create a separate field and pass in the FocusNode, TextEditingController, and a key. Use the key with RawAutocomplete.onFieldSubmitted.',
|
||||
),
|
||||
assert((focusNode == null) == (textEditingController == null)),
|
||||
assert(
|
||||
!(textEditingController != null && initialValue != null),
|
||||
'textEditingController and initialValue cannot be simultaneously defined.',
|
||||
);
|
||||
|
||||
/// {@template flutter.widgets.RawAutocomplete.fieldViewBuilder}
|
||||
/// Builds the field whose input is used to get the options.
|
||||
///
|
||||
/// Pass the provided [TextEditingController] to the field built here so that
|
||||
/// RawAutocomplete can listen for changes.
|
||||
/// {@endtemplate}
|
||||
///
|
||||
/// If this parameter is null, then a [SizedBox.shrink] is built instead.
|
||||
/// For how that pattern can be useful, see [textEditingController].
|
||||
final AutocompleteFieldViewBuilder? fieldViewBuilder;
|
||||
|
||||
/// The [FocusNode] that is used for the text field.
|
||||
///
|
||||
/// {@template flutter.widgets.RawAutocomplete.split}
|
||||
/// The main purpose of this parameter is to allow the use of a separate text
|
||||
/// field located in another part of the widget tree instead of the text
|
||||
/// field built by [fieldViewBuilder]. For example, it may be desirable to
|
||||
/// place the text field in the AppBar and the options below in the main body.
|
||||
///
|
||||
/// When following this pattern, [fieldViewBuilder] can be omitted,
|
||||
/// so that a text field is not drawn where it would normally be.
|
||||
/// A separate text field can be created elsewhere, and a
|
||||
/// FocusNode and TextEditingController can be passed both to that text field
|
||||
/// and to RawAutocomplete.
|
||||
///
|
||||
/// {@tool dartpad}
|
||||
/// This examples shows how to create an autocomplete widget with the text
|
||||
/// field in the AppBar and the results in the main body of the app.
|
||||
///
|
||||
/// ** See code in examples/api/lib/widgets/autocomplete/raw_autocomplete.focus_node.0.dart **
|
||||
/// {@end-tool}
|
||||
/// {@endtemplate}
|
||||
///
|
||||
/// If this parameter is not null, then [textEditingController] must also be
|
||||
/// not null.
|
||||
final FocusNode? focusNode;
|
||||
|
||||
/// {@template flutter.widgets.RawAutocomplete.optionsViewBuilder}
|
||||
/// Builds the selectable options widgets from a list of options objects.
|
||||
///
|
||||
/// The options are displayed floating below or above the field using a
|
||||
/// [CompositedTransformFollower] inside of an [Overlay], not at the same
|
||||
/// place in the widget tree as [ExternalResultsAutocomplete]. To control whether it opens
|
||||
/// upward or downward, use [optionsViewOpenDirection].
|
||||
///
|
||||
/// In order to track which item is highlighted by keyboard navigation, the
|
||||
/// resulting options will be wrapped in an inherited
|
||||
/// [AutocompleteHighlightedOption] widget.
|
||||
/// Inside this callback, the index of the highlighted option can be obtained
|
||||
/// from [AutocompleteHighlightedOption.of] to display the highlighted option
|
||||
/// with a visual highlight to indicate it will be the option selected from
|
||||
/// the keyboard.
|
||||
///
|
||||
/// {@endtemplate}
|
||||
final AutocompleteOptionsViewBuilder<T> optionsViewBuilder;
|
||||
|
||||
/// {@template flutter.widgets.RawAutocomplete.optionsViewOpenDirection}
|
||||
/// The direction in which to open the options-view overlay.
|
||||
///
|
||||
/// Defaults to [OptionsViewOpenDirection.down].
|
||||
/// {@endtemplate}
|
||||
final OptionsViewOpenDirection optionsViewOpenDirection;
|
||||
|
||||
/// {@template flutter.widgets.RawAutocomplete.displayStringForOption}
|
||||
/// Returns the string to display in the field when the option is selected.
|
||||
///
|
||||
/// This is useful when using a custom T type and the string to display is
|
||||
/// different than the string to search by.
|
||||
///
|
||||
/// If not provided, will use `option.toString()`.
|
||||
/// {@endtemplate}
|
||||
final AutocompleteOptionToString<T> displayStringForOption;
|
||||
|
||||
/// {@template flutter.widgets.RawAutocomplete.onSelected}
|
||||
/// Called when an option is selected by the user.
|
||||
/// {@endtemplate}
|
||||
final AutocompleteOnSelected<T>? onSelected;
|
||||
|
||||
final FutureOr<void> Function(TextEditingValue textEditingValue)
|
||||
onTextChanged;
|
||||
|
||||
/// The [TextEditingController] that is used for the text field.
|
||||
///
|
||||
/// {@macro flutter.widgets.RawAutocomplete.split}
|
||||
///
|
||||
/// If this parameter is not null, then [focusNode] must also be not null.
|
||||
final TextEditingController? textEditingController;
|
||||
|
||||
/// {@template flutter.widgets.RawAutocomplete.initialValue}
|
||||
/// The initial value to use for the text field.
|
||||
/// {@endtemplate}
|
||||
///
|
||||
/// Setting the initial value does not notify [textEditingController]'s
|
||||
/// listeners, and thus will not cause the options UI to appear.
|
||||
///
|
||||
/// This parameter is ignored if [textEditingController] is defined.
|
||||
final TextEditingValue? initialValue;
|
||||
|
||||
final Stream<Iterable<T>> optionsStream;
|
||||
|
||||
/// Calls [AutocompleteFieldViewBuilder]'s onFieldSubmitted callback for the
|
||||
/// RawAutocomplete widget indicated by the given [GlobalKey].
|
||||
///
|
||||
/// This is not typically used unless a custom field is implemented instead of
|
||||
/// using [fieldViewBuilder]. In the typical case, the onFieldSubmitted
|
||||
/// callback is passed via the [AutocompleteFieldViewBuilder] signature. When
|
||||
/// not using fieldViewBuilder, the same callback can be called by using this
|
||||
/// static method.
|
||||
///
|
||||
/// See also:
|
||||
///
|
||||
/// * [focusNode] and [textEditingController], which contain a code example
|
||||
/// showing how to create a separate field outside of fieldViewBuilder.
|
||||
static void onFieldSubmitted<T extends Object>(GlobalKey key) {
|
||||
final _RawAutocompleteState<T> rawAutocomplete =
|
||||
key.currentState! as _RawAutocompleteState<T>;
|
||||
rawAutocomplete._onFieldSubmitted();
|
||||
}
|
||||
|
||||
/// The default way to convert an option to a string in
|
||||
/// [displayStringForOption].
|
||||
///
|
||||
/// Uses the `toString` method of the given `option`.
|
||||
static String defaultStringForOption(Object? option) {
|
||||
return option.toString();
|
||||
}
|
||||
|
||||
@override
|
||||
State<ExternalResultsAutocomplete<T>> createState() =>
|
||||
_RawAutocompleteState<T>();
|
||||
}
|
||||
|
||||
class _RawAutocompleteState<T extends Object>
|
||||
extends State<ExternalResultsAutocomplete<T>> {
|
||||
final GlobalKey _fieldKey = GlobalKey();
|
||||
final LayerLink _optionsLayerLink = LayerLink();
|
||||
final OverlayPortalController _optionsViewController =
|
||||
OverlayPortalController(debugLabel: '_RawAutocompleteState');
|
||||
|
||||
TextEditingController? _internalTextEditingController;
|
||||
TextEditingController get _textEditingController {
|
||||
return widget.textEditingController ??
|
||||
(_internalTextEditingController ??= TextEditingController()
|
||||
..addListener(_onChangedField));
|
||||
}
|
||||
|
||||
FocusNode? _internalFocusNode;
|
||||
FocusNode get _focusNode {
|
||||
return widget.focusNode ??
|
||||
(_internalFocusNode ??= FocusNode()
|
||||
..addListener(_updateOptionsViewVisibility));
|
||||
}
|
||||
|
||||
late final Map<Type, CallbackAction<Intent>> _actionMap =
|
||||
<Type, CallbackAction<Intent>>{
|
||||
AutocompletePreviousOptionIntent:
|
||||
_AutocompleteCallbackAction<AutocompletePreviousOptionIntent>(
|
||||
onInvoke: _highlightPreviousOption,
|
||||
isEnabledCallback: () => _canShowOptionsView,
|
||||
),
|
||||
AutocompleteNextOptionIntent:
|
||||
_AutocompleteCallbackAction<AutocompleteNextOptionIntent>(
|
||||
onInvoke: _highlightNextOption,
|
||||
isEnabledCallback: () => _canShowOptionsView,
|
||||
),
|
||||
DismissIntent: CallbackAction<DismissIntent>(onInvoke: _hideOptions),
|
||||
};
|
||||
|
||||
late StreamSubscription<Iterable<T>> _optionsSubscription;
|
||||
Iterable<T> _options = Iterable<T>.empty();
|
||||
T? _selection;
|
||||
// Set the initial value to null so when this widget gets focused for the first
|
||||
// time it will try to run the options view builder.
|
||||
String? _lastFieldText;
|
||||
final ValueNotifier<int> _highlightedOptionIndex = ValueNotifier<int>(0);
|
||||
|
||||
static const Map<ShortcutActivator, Intent> _shortcuts =
|
||||
<ShortcutActivator, Intent>{
|
||||
SingleActivator(LogicalKeyboardKey.arrowUp):
|
||||
AutocompletePreviousOptionIntent(),
|
||||
SingleActivator(LogicalKeyboardKey.arrowDown):
|
||||
AutocompleteNextOptionIntent(),
|
||||
};
|
||||
|
||||
bool get _canShowOptionsView =>
|
||||
_focusNode.hasFocus && _selection == null && _options.isNotEmpty;
|
||||
|
||||
void _updateOptionsViewVisibility() {
|
||||
if (_canShowOptionsView) {
|
||||
_optionsViewController.show();
|
||||
} else {
|
||||
_optionsViewController.hide();
|
||||
}
|
||||
}
|
||||
|
||||
void _onUpateOptions(Iterable<T> options) {
|
||||
final TextEditingValue value = _textEditingController.value;
|
||||
|
||||
_options = options;
|
||||
_updateHighlight(_highlightedOptionIndex.value);
|
||||
final T? selection = _selection;
|
||||
if (selection != null &&
|
||||
value.text != widget.displayStringForOption(selection)) {
|
||||
_selection = null;
|
||||
}
|
||||
|
||||
// Make sure the options are no longer hidden if the content of the field
|
||||
// changes (ignore selection changes).
|
||||
if (value.text != _lastFieldText) {
|
||||
_lastFieldText = value.text;
|
||||
_updateOptionsViewVisibility();
|
||||
}
|
||||
}
|
||||
|
||||
// Called when _textEditingController changes.
|
||||
Future<void> _onChangedField() async {
|
||||
final TextEditingValue value = _textEditingController.value;
|
||||
await widget.onTextChanged(value);
|
||||
}
|
||||
|
||||
// Called from fieldViewBuilder when the user submits the field.
|
||||
void _onFieldSubmitted() {
|
||||
if (_optionsViewController.isShowing) {
|
||||
_select(_options.elementAt(_highlightedOptionIndex.value));
|
||||
}
|
||||
}
|
||||
|
||||
// Select the given option and update the widget.
|
||||
void _select(T nextSelection) {
|
||||
if (nextSelection == _selection) {
|
||||
return;
|
||||
}
|
||||
_selection = nextSelection;
|
||||
final String selectionString = widget.displayStringForOption(nextSelection);
|
||||
_textEditingController.value = TextEditingValue(
|
||||
selection: TextSelection.collapsed(offset: selectionString.length),
|
||||
text: selectionString,
|
||||
);
|
||||
widget.onSelected?.call(nextSelection);
|
||||
_updateOptionsViewVisibility();
|
||||
}
|
||||
|
||||
void _updateHighlight(int newIndex) {
|
||||
_highlightedOptionIndex.value =
|
||||
_options.isEmpty ? 0 : newIndex % _options.length;
|
||||
}
|
||||
|
||||
void _highlightPreviousOption(AutocompletePreviousOptionIntent intent) {
|
||||
assert(_canShowOptionsView);
|
||||
_updateOptionsViewVisibility();
|
||||
assert(_optionsViewController.isShowing);
|
||||
_updateHighlight(_highlightedOptionIndex.value - 1);
|
||||
}
|
||||
|
||||
void _highlightNextOption(AutocompleteNextOptionIntent intent) {
|
||||
assert(_canShowOptionsView);
|
||||
_updateOptionsViewVisibility();
|
||||
assert(_optionsViewController.isShowing);
|
||||
_updateHighlight(_highlightedOptionIndex.value + 1);
|
||||
}
|
||||
|
||||
Object? _hideOptions(DismissIntent intent) {
|
||||
if (_optionsViewController.isShowing) {
|
||||
_optionsViewController.hide();
|
||||
return null;
|
||||
} else {
|
||||
return Actions.invoke(context, intent);
|
||||
}
|
||||
}
|
||||
|
||||
Widget _buildOptionsView(BuildContext context) {
|
||||
final TextDirection textDirection = Directionality.of(context);
|
||||
final Alignment followerAlignment =
|
||||
switch (widget.optionsViewOpenDirection) {
|
||||
OptionsViewOpenDirection.up => AlignmentDirectional.bottomStart,
|
||||
OptionsViewOpenDirection.down => AlignmentDirectional.topStart,
|
||||
}
|
||||
.resolve(textDirection);
|
||||
final Alignment targetAnchor = switch (widget.optionsViewOpenDirection) {
|
||||
OptionsViewOpenDirection.up => AlignmentDirectional.topStart,
|
||||
OptionsViewOpenDirection.down => AlignmentDirectional.bottomStart,
|
||||
}
|
||||
.resolve(textDirection);
|
||||
|
||||
return CompositedTransformFollower(
|
||||
link: _optionsLayerLink,
|
||||
showWhenUnlinked: false,
|
||||
targetAnchor: targetAnchor,
|
||||
followerAnchor: followerAlignment,
|
||||
child: TextFieldTapRegion(
|
||||
child: AutocompleteHighlightedOption(
|
||||
highlightIndexNotifier: _highlightedOptionIndex,
|
||||
child: Builder(
|
||||
builder: (BuildContext context) =>
|
||||
widget.optionsViewBuilder(context, _select, _options),
|
||||
),
|
||||
),
|
||||
),
|
||||
);
|
||||
}
|
||||
|
||||
@override
|
||||
void initState() {
|
||||
super.initState();
|
||||
final TextEditingController initialController =
|
||||
widget.textEditingController ??
|
||||
(_internalTextEditingController =
|
||||
TextEditingController.fromValue(widget.initialValue));
|
||||
initialController.addListener(_onChangedField);
|
||||
widget.focusNode?.addListener(_updateOptionsViewVisibility);
|
||||
_optionsSubscription = widget.optionsStream.listen(_onUpateOptions);
|
||||
}
|
||||
|
||||
@override
|
||||
void didUpdateWidget(ExternalResultsAutocomplete<T> oldWidget) {
|
||||
super.didUpdateWidget(oldWidget);
|
||||
if (!identical(
|
||||
oldWidget.textEditingController,
|
||||
widget.textEditingController,
|
||||
)) {
|
||||
oldWidget.textEditingController?.removeListener(_onChangedField);
|
||||
if (oldWidget.textEditingController == null) {
|
||||
_internalTextEditingController?.dispose();
|
||||
_internalTextEditingController = null;
|
||||
}
|
||||
widget.textEditingController?.addListener(_onChangedField);
|
||||
}
|
||||
if (!identical(oldWidget.focusNode, widget.focusNode)) {
|
||||
oldWidget.focusNode?.removeListener(_updateOptionsViewVisibility);
|
||||
if (oldWidget.focusNode == null) {
|
||||
_internalFocusNode?.dispose();
|
||||
_internalFocusNode = null;
|
||||
}
|
||||
widget.focusNode?.addListener(_updateOptionsViewVisibility);
|
||||
}
|
||||
if (!identical(oldWidget.optionsStream, widget.optionsStream)) {
|
||||
unawaited(_optionsSubscription.cancel());
|
||||
_optionsSubscription = widget.optionsStream.listen(_onUpateOptions);
|
||||
}
|
||||
}
|
||||
|
||||
@override
|
||||
void dispose() {
|
||||
widget.textEditingController?.removeListener(_onChangedField);
|
||||
_internalTextEditingController?.dispose();
|
||||
widget.focusNode?.removeListener(_updateOptionsViewVisibility);
|
||||
_internalFocusNode?.dispose();
|
||||
_highlightedOptionIndex.dispose();
|
||||
unawaited(_optionsSubscription.cancel());
|
||||
super.dispose();
|
||||
}
|
||||
|
||||
@override
|
||||
Widget build(BuildContext context) {
|
||||
final Widget fieldView = widget.fieldViewBuilder?.call(
|
||||
context,
|
||||
_textEditingController,
|
||||
_focusNode,
|
||||
_onFieldSubmitted,
|
||||
) ??
|
||||
const SizedBox.shrink();
|
||||
return OverlayPortal.targetsRootOverlay(
|
||||
controller: _optionsViewController,
|
||||
overlayChildBuilder: _buildOptionsView,
|
||||
child: TextFieldTapRegion(
|
||||
child: Container(
|
||||
key: _fieldKey,
|
||||
child: Shortcuts(
|
||||
shortcuts: _shortcuts,
|
||||
child: Actions(
|
||||
actions: _actionMap,
|
||||
child: CompositedTransformTarget(
|
||||
link: _optionsLayerLink,
|
||||
child: fieldView,
|
||||
),
|
||||
),
|
||||
),
|
||||
),
|
||||
),
|
||||
);
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,59 @@
|
||||
import 'package:flutter/material.dart';
|
||||
|
||||
class FailureWidget extends StatelessWidget {
|
||||
const FailureWidget({
|
||||
super.key,
|
||||
this.title,
|
||||
this.exception,
|
||||
this.onRetry,
|
||||
this.compact = false,
|
||||
});
|
||||
|
||||
final String? title;
|
||||
final Object? exception;
|
||||
final VoidCallback? onRetry;
|
||||
final bool compact;
|
||||
|
||||
@override
|
||||
Widget build(BuildContext context) {
|
||||
return Center(
|
||||
child: Column(
|
||||
mainAxisSize: MainAxisSize.min,
|
||||
children: [
|
||||
ListTile(
|
||||
title: Text(title ?? 'Something went wrong'),
|
||||
subtitle: exception != null
|
||||
? Text(exception.runtimeType.toString())
|
||||
: null,
|
||||
trailing: compact && onRetry != null
|
||||
? IconButton.outlined(
|
||||
onPressed: onRetry,
|
||||
style: IconButton.styleFrom(
|
||||
tapTargetSize: MaterialTapTargetSize.shrinkWrap,
|
||||
),
|
||||
icon: const Icon(Icons.refresh_outlined),
|
||||
)
|
||||
: null,
|
||||
textColor: Theme.of(context).colorScheme.error,
|
||||
),
|
||||
if (!compact && onRetry != null)
|
||||
Padding(
|
||||
padding:
|
||||
const EdgeInsets.symmetric(horizontal: 12.0, vertical: 8.0),
|
||||
child: SizedBox(
|
||||
width: double.infinity,
|
||||
child: OutlinedButton.icon(
|
||||
onPressed: onRetry,
|
||||
style: OutlinedButton.styleFrom(
|
||||
tapTargetSize: MaterialTapTargetSize.shrinkWrap,
|
||||
),
|
||||
label: const Text('Retry'),
|
||||
icon: const Icon(Icons.refresh_outlined),
|
||||
),
|
||||
),
|
||||
),
|
||||
],
|
||||
),
|
||||
);
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,45 @@
|
||||
import 'package:flutter/material.dart';
|
||||
import 'package:hooks_riverpod/hooks_riverpod.dart';
|
||||
import 'package:kagi_bang_bang/features/web_view/presentation/widgets/favicon.dart';
|
||||
import 'package:kagi_bang_bang/presentation/controllers/website_title.dart';
|
||||
import 'package:kagi_bang_bang/presentation/widgets/failure_widget.dart';
|
||||
import 'package:skeletonizer/skeletonizer.dart';
|
||||
|
||||
class WebsiteTitleTile extends HookConsumerWidget {
|
||||
final Uri url;
|
||||
|
||||
const WebsiteTitleTile(this.url, {super.key});
|
||||
|
||||
@override
|
||||
Widget build(BuildContext context, WidgetRef ref) {
|
||||
final websiteTileAsync = ref.watch(pageInfoProvider(url));
|
||||
|
||||
return Skeletonizer(
|
||||
enabled: websiteTileAsync.isLoading,
|
||||
child: websiteTileAsync.when(
|
||||
data: (info) {
|
||||
return ListTile(
|
||||
leading: FaviconImage(
|
||||
webPageInfo: info,
|
||||
size: 24,
|
||||
),
|
||||
contentPadding: EdgeInsets.zero,
|
||||
title: Text(info.title ?? 'Unknown Title'),
|
||||
subtitle: Text(url.authority),
|
||||
);
|
||||
},
|
||||
error: (error, stackTrace) {
|
||||
return FailureWidget(
|
||||
title: error.toString(),
|
||||
onRetry: () => ref.refresh(pageInfoProvider(url)),
|
||||
);
|
||||
},
|
||||
loading: () => const ListTile(
|
||||
contentPadding: EdgeInsets.zero,
|
||||
title: Bone.text(),
|
||||
subtitle: Bone.text(),
|
||||
),
|
||||
),
|
||||
);
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user