75 lines
1.7 KiB
Dart
75 lines
1.7 KiB
Dart
import 'package:flutter/material.dart';
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enum DialogUserChoice { firstChoice, secondChoice }
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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<DialogUserChoice> 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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Color firstActionColor,
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String secondAction = 'Cancel',
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Color secondActionColor,
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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(
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title,
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style: TextStyle(
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color: actionType == ActionType.critical
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? Colors.red
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: Theme.of(context).colorScheme.primary,
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),
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),
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content: Text(
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content,
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style: TextStyle(
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height: 1.4,
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),
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),
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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: firstActionColor ??
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(actionType == ActionType.critical
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? Colors.red
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: Theme.of(context).colorScheme.onSurface),
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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: secondActionColor ?? 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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}
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