118 lines
3.7 KiB
Dart
118 lines
3.7 KiB
Dart
import 'package:country_code_picker/celement.dart';
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import 'package:flutter/material.dart';
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/// selection dialog used for selection of the country code
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class SelectionDialog extends StatefulWidget {
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final List<CElement> elements;
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/// elements passed as favorite
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final List<CElement> favoriteElements;
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SelectionDialog(this.elements, this.favoriteElements);
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@override
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State<StatefulWidget> createState() => new _SelectionDialogState();
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}
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class _SelectionDialogState extends State<SelectionDialog> {
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/// this is useful for filtering purpose
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List<CElement> showedElements = [];
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@override
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Widget build(BuildContext context) => new SimpleDialog(
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title: new Column(
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children: <Widget>[
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new TextField(
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decoration: new InputDecoration(prefixIcon: new Icon(Icons.search)),
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onChanged: _filterElements,
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),
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],
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),
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children: [
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widget.favoriteElements.isEmpty
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? new Container()
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: new Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: <Widget>[]
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..addAll(widget.favoriteElements.map((f) {
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return new SimpleDialogOption(
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child: Flex(
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direction: Axis.horizontal,
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children: <Widget>[
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Flexible(
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child: Padding(
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padding: const EdgeInsets.only(right: 16.0),
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child: Image.asset(
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f.flagUri,
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package: 'country_code_picker',
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width: 32.0,
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),
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),
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),
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Flexible(
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fit: FlexFit.tight,
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child: new Text(
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f.toLongString(),
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overflow: TextOverflow.fade,
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),
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),
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],
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),
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onPressed: () {
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_selectItem(f);
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});
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}).toList())
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..add(new Divider())),
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]..addAll(showedElements
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.map((e) => new SimpleDialogOption(
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key: Key(e.toLongString()),
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child: Flex(
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direction: Axis.horizontal,
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children: <Widget>[
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Flexible(
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child: Padding(
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padding: const EdgeInsets.only(right: 16.0),
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child: Image.asset(
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e.flagUri,
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package: 'country_code_picker',
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width: 32.0,
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),
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),
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),
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Flexible(
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fit: FlexFit.tight,
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child: Text(
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e.toLongString(),
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overflow: TextOverflow.fade,
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),
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),
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],
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),
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onPressed: () {
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_selectItem(e);
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}))
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.toList()));
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@override
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void initState() {
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showedElements = widget.elements;
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super.initState();
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}
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void _filterElements(String s) {
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s = s.toUpperCase();
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setState(() {
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showedElements = widget.elements
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.where((e) =>
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e.code.contains(s) ||
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e.dialCode.contains(s) ||
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e.name.toUpperCase().contains(s))
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.toList();
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});
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}
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void _selectItem(CElement e) {
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Navigator.pop(context, e);
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}
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}
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