77 lines
1.9 KiB
Dart
77 lines
1.9 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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class KanjiSearchBar extends StatefulWidget {
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final Function(String)? onChanged;
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KanjiSearchBar({this.onChanged, Key? key}) : super(key: key);
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@override
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KanjiSearchBarState createState() => new KanjiSearchBarState(this.onChanged);
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}
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enum TextFieldButton { clear, paste }
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class KanjiSearchBarState extends State<KanjiSearchBar> {
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final TextEditingController textController = new TextEditingController();
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TextFieldButton button = TextFieldButton.paste;
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final Function(String)? onChanged;
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KanjiSearchBarState(this.onChanged);
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@override
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void initState() {
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super.initState();
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}
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void runOnChanged() {
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if (onChanged != null) onChanged!(textController.text);
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}
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void clearText() {
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textController.text = '';
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runOnChanged();
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}
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void pasteText() async {
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ClipboardData? clipboardData = await Clipboard.getData('text/plain');
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if (clipboardData != null && clipboardData.text != null) {
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textController.text = clipboardData.text!;
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runOnChanged();
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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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IconButton clearButton = IconButton(
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icon: Icon(Icons.clear),
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onPressed: () => clearText(),
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);
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IconButton pasteButton = IconButton(
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icon: Icon(Icons.content_paste),
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onPressed: () => pasteText(),
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);
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return TextField(
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controller: textController,
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onChanged: (text) {
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if (this.onChanged != null) this.onChanged!(text);
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},
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onSubmitted: (_) => {},
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decoration: new InputDecoration(
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prefixIcon: Icon(Icons.search),
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hintText: 'Search',
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// fillColor: Colors.white,
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// filled: true,
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(10.0),
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),
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isDense: false,
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suffixIcon:
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(button == TextFieldButton.clear) ? clearButton : pasteButton,
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),
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);
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}
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}
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