LingandRX
faf439087a
- 将 AddItemScreen 中的各个字段提取为独立的 Widget - 新增 CategoryDropdown、DatePickerField、DescriptionField 等组件 - 优化 Item 模型，使用 ItemIsUse 枚举替代字符串表示是否使用 - 在数据库中添加 price 字段- 重构表单提交逻辑，使用新的组件进行数据采集
38 lines
975 B
Dart
38 lines
975 B
Dart
import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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class PriceInputField extends StatelessWidget {
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final double? value;
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final ValueChanged<double?> onChanged;
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const PriceInputField({
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Key? key,
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required this.value,
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required this.onChanged,
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}) : super(key: key);
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@override
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Widget build(BuildContext context) {
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final controller = TextEditingController(
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text: value != null ? value.toString() : '',
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);
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return TextField(
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controller: controller,
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keyboardType: TextInputType.numberWithOptions(decimal: true),
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inputFormatters: [
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FilteringTextInputFormatter.allow(RegExp(r'^\d*\.?\d{0,2}$')),
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],
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decoration: InputDecoration(
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labelText: "物品价格",
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hintText: "请输入物品价格",
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border: OutlineInputBorder(),
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),
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onChanged: (text) {
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final parsed = double.tryParse(text);
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onChanged(parsed);
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},
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);
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}
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}
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