65 lines
1.5 KiB
Dart
65 lines
1.5 KiB
Dart
import 'package:flutter/cupertino.dart';
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import 'package:flutter/material.dart';
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enum DialogUserChoice {
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firstChoice,
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secondChoice
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}
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enum ActionType {
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confirm,
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critical,
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}
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// if dialog is dismissed by tapping outside, this will return null
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Future<T> showChoiceDialog<T>(
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BuildContext context,
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String title,
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String content, {
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String firstAction = 'ok',
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String secondAction = 'cancel',
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ActionType actionType = ActionType.confirm,
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}) {
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AlertDialog alert = AlertDialog(
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title: Text(title,
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style: TextStyle(
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color:
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actionType == ActionType.critical ? Colors.red : Colors.white,
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),
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),
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content: Text(content),
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actions: [
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TextButton(
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child: Text(
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firstAction,
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style: TextStyle(
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color: actionType == ActionType.critical ? Colors.red : Colors.white,
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),
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),
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onPressed: () {
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Navigator.of(context, rootNavigator: true)
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.pop(DialogUserChoice.firstChoice);
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},
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),
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TextButton(
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child: Text(
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secondAction,
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style: TextStyle(
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color: Theme.of(context).buttonColor,
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),
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),
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onPressed: () {
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Navigator.of(context, rootNavigator: true)
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.pop(DialogUserChoice.secondChoice);
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},
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),
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],
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);
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return showDialog(
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context: context,
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builder: (BuildContext context) {
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return alert;
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},
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barrierColor: Colors.black87,
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);
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} |