126 lines
3.3 KiB
Dart
126 lines
3.3 KiB
Dart
import 'package:flutter/material.dart';
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/// 对话框工具类
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///
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/// 用于创建和显示各种常用对话框
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class DialogUtils {
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/// 显示确认对话框
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static Future<bool> showConfirmDialog({
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required BuildContext context,
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required String title,
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required String message,
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String confirmText = '确认',
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String cancelText = '取消',
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bool isDangerous = false,
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}) async {
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final result = await showDialog<bool>(
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context: context,
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builder: (context) => AlertDialog(
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title: Text(title),
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content: Text(message),
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actions: [
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TextButton(
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onPressed: () => Navigator.pop(context, false),
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child: Text(cancelText),
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),
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TextButton(
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onPressed: () => Navigator.pop(context, true),
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child: Text(confirmText),
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style: TextButton.styleFrom(
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foregroundColor: isDangerous ? Colors.red : null,
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),
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),
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],
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),
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);
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return result ?? false;
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}
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/// 显示危险操作确认对话框
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static Future<bool> showDangerousConfirmDialog({
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required BuildContext context,
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required String title,
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required String message,
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String confirmText = '删除',
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String cancelText = '取消',
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}) async {
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return showConfirmDialog(
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context: context,
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title: title,
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message: message,
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confirmText: confirmText,
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cancelText: cancelText,
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isDangerous: true,
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);
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}
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/// 显示删除确认对话框
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static Future<bool> showDeleteConfirmDialog({
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required BuildContext context,
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required String itemType,
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String? itemName,
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}) async {
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final title = '删除$itemType';
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final message = itemName != null
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? '确定要删除"$itemName"吗？此操作不可撤销。'
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: '确定要删除这个$itemType吗？此操作不可撤销。';
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return showDangerousConfirmDialog(
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context: context,
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title: title,
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message: message,
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);
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}
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/// 显示输入对话框
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static Future<String?> showInputDialog({
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required BuildContext context,
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required String title,
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String? initialValue,
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String hintText = '',
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String confirmText = '确认',
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String cancelText = '取消',
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}) async {
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final controller = TextEditingController(text: initialValue);
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final result = await showDialog<String?>(
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context: context,
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builder: (context) => AlertDialog(
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title: Text(title),
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content: TextField(
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controller: controller,
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decoration: InputDecoration(
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hintText: hintText,
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),
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autofocus: true,
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),
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actions: [
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TextButton(
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onPressed: () => Navigator.pop(context, null),
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child: Text(cancelText),
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),
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TextButton(
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onPressed: () => Navigator.pop(context, controller.text),
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child: Text(confirmText),
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),
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],
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),
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);
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return result;
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}
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/// 显示重命名对话框
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static Future<String?> showRenameDialog({
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required BuildContext context,
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required String itemType,
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required String currentName,
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}) async {
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return showInputDialog(
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context: context,
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title: '重命名$itemType',
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initialValue: currentName,
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hintText: '输入新的名称',
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);
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}
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} |