114 lines
2.5 KiB
Dart
114 lines
2.5 KiB
Dart
import 'package:flutter/material.dart';
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class MyTextField extends StatefulWidget {
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final controller;
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final String hintText;
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final bool editable;
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final bool required;
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const MyTextField({
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super.key,
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required this.controller,
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required this.hintText,
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required this.editable,
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required this.required,
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});
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@override
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State<MyTextField> createState() => _MyTextFieldState();
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}
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class _MyTextFieldState extends State<MyTextField> {
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bool startup = true;
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FocusNode _focus = FocusNode();
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bool makeEditable() {
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if (widget.editable) {
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return false;
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} else {
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return true;
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}
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}
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String? get _errorText {
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final text = widget.controller.text;
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if (startup) {
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return null;
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}
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if (!widget.required) {
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return null;
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}
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if (text.isEmpty) {
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return "${widget.hintText} is required";
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}
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return null;
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}
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void _onFocusChange() {
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setState(() {
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startup = false;
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});
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}
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Widget setRequiredText() {
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if (widget.required) {
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return Row(
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children: [
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const Text(
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"*",
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style: TextStyle(color: Colors.red),
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),
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const SizedBox(
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width: 8.0,
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),
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Text(widget.hintText,
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style: const TextStyle(color: Colors.blueAccent)),
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],
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);
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} else {
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return Text(widget.hintText,
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style: const TextStyle(color: Colors.blueAccent));
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}
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}
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@override
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void initState() {
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_focus.addListener(_onFocusChange);
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super.initState();
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}
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@override
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Widget build(BuildContext context) {
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return Padding(
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padding: const EdgeInsets.symmetric(horizontal: 25.0),
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child: TextField(
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controller: widget.controller,
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focusNode: _focus,
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readOnly: makeEditable(),
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obscureText: false,
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onChanged: (_) => setState(() {
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startup = false;
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}),
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decoration: InputDecoration(
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label: setRequiredText(),
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//labelStyle: const TextStyle(color: Colors.blueAccent),
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fillColor: Colors.white,
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filled: true,
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errorText: _errorText,
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//hintText: hintText,
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//hintStyle: TextStyle(color: Colors.blueGrey[400]),
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enabledBorder: const OutlineInputBorder(
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borderSide: BorderSide(
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color: Colors.blueAccent,
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width: 2.0,
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),
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),
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focusedBorder: const OutlineInputBorder(
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borderSide: BorderSide(color: Colors.blue),
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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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