98 lines
2.6 KiB
Dart
98 lines
2.6 KiB
Dart
import 'dart:convert';
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import 'dart:async';
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import 'package:flutter/material.dart';
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class IconPicker extends StatefulWidget {
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IconPicker({super.key});
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late String selectedIcon = 'images/car.png';
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@override
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State<IconPicker> createState() => _IconPickerState();
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}
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class _IconPickerState extends State<IconPicker> {
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late Future<String> manifestJson;
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late List<String> icons;
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late List<String> iconList;
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late List<String> items;
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TextEditingController editingController = TextEditingController();
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@override
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void initState() {
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super.initState();
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loadAssets();
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}
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Future<List<String>> loadAssets() async {
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final manifestJson =
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await DefaultAssetBundle.of(context).loadString('AssetManifest.json');
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// ignore: no_leading_underscores_for_local_identifiers
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final _icons = await json
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.decode(manifestJson)
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.keys
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.where((String key) => key.startsWith('images/car_icons/'))
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.toList();
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setState(() {
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icons = _icons;
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items = _icons;
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});
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return _icons;
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}
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void runFilter(String query) {
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List<String> results = [];
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if (query.isEmpty) {
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results = icons;
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} else {
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results = icons
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.where((i) => i.substring(17, i.length - 4).contains(query))
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.toList();
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}
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setState(() {
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items = results;
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});
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}
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@override
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Widget build(BuildContext context) {
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return Dialog(
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child: Column(children: [
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Padding(
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padding: const EdgeInsets.all(8.0),
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child: TextField(
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decoration: const InputDecoration(
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prefixIcon: Icon(Icons.search),
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hintText: "Search icons",
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),
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onChanged: (value) {
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// filterSearch(value, iconList);
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runFilter(value);
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print('items found: $items');
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},
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// controller: editingController,
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),
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),
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Expanded(
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child: ListView.builder(
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itemCount: items.length,
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itemBuilder: (context, index) => ListTile(
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leading: CircleAvatar(
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// backgroundImage: AssetImage(iconList[index]),
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backgroundImage: AssetImage(items[index]),
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backgroundColor: Colors.white,
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),
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title: Text(items[index].substring(17, items[index].length - 4)),
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// title: Text(items[index]),
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onTap: () =>
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Navigator.of(context, rootNavigator: true).pop(items[index]),
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// onTap: (() => setState(() {
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// widget.selectedIcon = items[index];
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// })))),
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),
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)),
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]));
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}
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}
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