feat:初始化工程

This commit is contained in:
2026-04-25 21:25:02 +08:00
commit 57c6e552d4
37 changed files with 2701 additions and 0 deletions

211
lib/widges/task_dialog.dart Normal file
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import 'package:fluent_ui/fluent_ui.dart';
import 'package:task_hub/models/task.dart';
class TaskDialog extends StatefulWidget {
final Task? task;
final ValueChanged<Task> onSave;
const TaskDialog({super.key, this.task, required this.onSave});
@override
State<TaskDialog> createState() => _TaskDialogState();
}
class _TaskDialogState extends State<TaskDialog> {
late TextEditingController _titleController;
late TextEditingController _descriptionController;
late Priority _selectedPriority;
DateTime? _selectedDate;
final _formKey = GlobalKey<FormState>();
@override
void initState() {
super.initState();
_titleController = TextEditingController(text: widget.task?.title ?? '');
_descriptionController = TextEditingController(
text: widget.task?.description ?? '',
);
_selectedPriority = widget.task?.priority ?? Priority.medium;
_selectedDate = widget.task?.dueDate;
}
@override
void dispose() {
_titleController.dispose();
_descriptionController.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
return ContentDialog(
title: Text(widget.task == null ? '添加任务' : '编辑任务'),
content: Form(
key: _formKey,
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
// 标题
_buildFormRow(
label: '任务标题',
required: true,
child: TextFormBox(
controller: _titleController,
placeholder: '请输入任务标题',
validator: (value) {
if (value == null || value.isEmpty) {
return '任务标题不能为空';
}
return null;
},
),
),
const SizedBox(height: 16),
// 描述
_buildFormRow(
label: '任务描述',
child: TextFormBox(
controller: _descriptionController,
placeholder: '请输入任务描述',
maxLines: 3,
),
),
const SizedBox(height: 16),
// 优先级
_buildFormRow(
label: '优先级',
child: RadioGroup<Priority>(
groupValue: _selectedPriority,
child: Row(
crossAxisAlignment: CrossAxisAlignment.start,
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
RadioButton<Priority>(
value: Priority.low,
content: Text(''),
),
RadioButton<Priority>(
value: Priority.medium,
content: Text(''),
),
RadioButton<Priority>(
value: Priority.high,
content: Text(''),
)
],
),
onChanged: (value) {
if (value != null) {
setState(() {
_selectedPriority = value;
});
}
},
),
),
const SizedBox(height: 16),
// 截止日期
_buildFormRow(
label: '截止日期',
child: DatePicker(
selected: _selectedDate,
onChanged: (date) {
setState(() {
_selectedDate = date;
});
},
),
),
],
),
),
actions: [
Button(
child: const Text('取消'),
onPressed: () => Navigator.pop(context),
),
FilledButton(
child: const Text('保存'),
onPressed: () {
if (_formKey.currentState!.validate()) {
final task = Task(
id: widget.task?.id,
title: _titleController.text,
description: _descriptionController.text.isEmpty
? null
: _descriptionController.text,
dueDate: _selectedDate,
priority: _selectedPriority,
isCompleted: widget.task?.isCompleted ?? false,
);
widget.onSave(task);
Navigator.pop(context);
}
},
),
],
);
}
// 构建表单行
Widget _buildFormRow({
required String label,
required Widget child,
bool required = false,
}) {
return Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
SizedBox(
width: 80,
child: Padding(
padding: const EdgeInsets.only(top: 8),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
if (required)
Padding(
padding: EdgeInsets.only(right: 4),
child: Text(
'*',
style: TextStyle(color: Colors.red, fontSize: 16),
),
),
Text(
label,
style: const TextStyle(
fontSize: 14,
fontWeight: FontWeight.w500,
),
),
const Text(
':',
style: TextStyle(fontSize: 14),
),
],
),
),
),
const SizedBox(width: 12),
// 右侧表单控件
Expanded(
child: child,
),
],
);
}
String _getPriorityLabel(Priority priority) {
switch (priority) {
case Priority.low:
return '';
case Priority.medium:
return '';
case Priority.high:
return '';
}
}
}

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lib/widges/task_item.dart Normal file
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import 'package:fluent_ui/fluent_ui.dart';
import 'package:task_hub/models/task.dart';
class TaskItem extends StatelessWidget {
final Task task;
final VoidCallback onToggleComplete;
final VoidCallback onEdit;
final VoidCallback onDelete;
final ValueChanged<Priority> onPriorityChanged;
const TaskItem({
super.key,
required this.task,
required this.onToggleComplete,
required this.onEdit,
required this.onDelete,
required this.onPriorityChanged,
});
@override
Widget build(BuildContext context) {
return Card(
child: Padding(
padding: const EdgeInsets.all(12.0),
child: Row(
children: [
// 完成状态复选框
Checkbox(
checked: task.isCompleted,
onChanged: (value) => onToggleComplete(),
),
const SizedBox(width: 12),
// 任务信息
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
// 优先级指示器
_buildPriorityIndicator(task.priority),
const SizedBox(width: 8),
Expanded(
child: Text(
task.title,
style: TextStyle(
fontSize: 16,
fontWeight: FontWeight.w500,
decoration:
task.isCompleted
? TextDecoration.lineThrough
: null,
color: task.isCompleted ? Colors.grey : Colors.red,
),
),
),
],
),
const SizedBox(height: 2),
if (task.description != null && task.description!.isNotEmpty)
Padding(
padding: const EdgeInsets.only(top: 4.0),
child: Text(
task.description!,
style: TextStyle(
color: Colors.grey,
fontSize: 14,
decoration:
task.isCompleted
? TextDecoration.lineThrough
: null,
),
),
),
const SizedBox(height: 2),
if (task.dueDate != null)
Padding(
padding: const EdgeInsets.only(top: 4.0),
child: Row(
children: [
const Icon(
FluentIcons.calendar,
size: 12,
color: Colors.grey,
),
const SizedBox(width: 4),
Text(
'截止: ${_formatDate(task.dueDate!)}',
style: const TextStyle(
color: Colors.grey,
fontSize: 12,
),
),
],
),
),
],
),
),
// 操作按钮
Row(
children: [
// 编辑按钮
IconButton(
icon: const Icon(FluentIcons.edit, size: 16),
onPressed: onEdit,
),
// 删除按钮
IconButton(
icon: const Icon(FluentIcons.delete, size: 16),
onPressed: onDelete,
),
],
),
],
),
),
);
}
Widget _buildPriorityIndicator(Priority priority) {
final Map<Priority, (Color, String)> priorityInfo = {
Priority.low: (Colors.grey, ''),
Priority.medium: (Colors.green, ''),
Priority.high: (Colors.red, ''),
};
final (color, label) = priorityInfo[priority]!;
return Container(
padding: const EdgeInsets.symmetric(horizontal: 6, vertical: 3),
decoration: BoxDecoration(
color: color,
borderRadius: BorderRadius.circular(4),
),
child: Center(
child: Text(
label,
style: const TextStyle(
color: Colors.white,
fontSize: 10,
fontWeight: FontWeight.bold,
),
),
),
);
}
String _formatDate(DateTime date) {
return '${date.year}-${date.month.toString().padLeft(2, '0')}-${date.day.toString().padLeft(2, '0')}';
}
}