wangjia
122 lines
3.6 KiB
Dart
122 lines
3.6 KiB
Dart
import 'package:flutter/material.dart';
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import '../core/theme/context_tokens.dart';
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/// Generic dialog wrapper for forms
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class FormDialog extends StatelessWidget {
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final String title;
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final Widget content;
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final String confirmLabel;
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final VoidCallback? onConfirm;
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final bool loading;
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final double width;
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const FormDialog({
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super.key,
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required this.title,
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required this.content,
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this.confirmLabel = '保存',
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this.onConfirm,
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this.loading = false,
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this.width = 560,
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});
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@override
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Widget build(BuildContext context) {
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return Dialog(
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shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(4)),
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child: SizedBox(
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width: width,
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child: Column(
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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// Title bar
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Container(
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height: 48,
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padding: const EdgeInsets.symmetric(horizontal: 20),
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decoration: BoxDecoration(
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color: context.tokens.primary,
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borderRadius: const BorderRadius.only(
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topLeft: Radius.circular(4),
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topRight: Radius.circular(4),
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),
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),
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child: Row(
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children: [
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Text(
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title,
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style: const TextStyle(
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color: Colors.white,
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fontSize: 15,
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fontWeight: FontWeight.w500),
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),
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const Spacer(),
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IconButton(
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icon: const Icon(Icons.close, color: Colors.white, size: 18),
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onPressed: () => Navigator.of(context).pop(),
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padding: EdgeInsets.zero,
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constraints: const BoxConstraints(minWidth: 28, minHeight: 28),
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),
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],
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),
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),
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// Content
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Flexible(
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child: SingleChildScrollView(
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padding: const EdgeInsets.all(20),
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child: content,
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),
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),
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// Action bar
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const Divider(height: 1),
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Padding(
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padding: const EdgeInsets.symmetric(horizontal: 20, vertical: 12),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.end,
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children: [
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OutlinedButton(
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onPressed: () => Navigator.of(context).pop(),
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child: const Text('取消'),
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),
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const SizedBox(width: 12),
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ElevatedButton(
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onPressed: loading ? null : onConfirm,
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child: loading
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? const SizedBox(
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width: 16,
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height: 16,
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child: CircularProgressIndicator(
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strokeWidth: 2, color: Colors.white))
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: Text(confirmLabel),
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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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),
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);
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}
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}
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/// Show a form dialog and return the result
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Future<T?> showFormDialog<T>({
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required BuildContext context,
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required String title,
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required Widget content,
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String confirmLabel = '保存',
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VoidCallback? onConfirm,
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double width = 560,
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}) {
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return showDialog<T>(
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context: context,
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builder: (_) => FormDialog(
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title: title,
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content: content,
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confirmLabel: confirmLabel,
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onConfirm: onConfirm,
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width: width,
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),
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);
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}
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