update data table

lib/pages/shipment/shipment_box_editor.dart

@@ -13,7 +13,6 @@ import 'package:fcs/pages/widgets/length_picker.dart';
 import 'package:fcs/pages/widgets/local_button.dart';
 import 'package:fcs/pages/widgets/local_text.dart';
 import 'package:fcs/pages/widgets/local_title.dart';
-import 'package:fcs/pages/widgets/my_data_table.dart';
 import 'package:fcs/pages/widgets/progress.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
@@ -160,17 +159,18 @@ class _ShipmentBoxEditorState extends State<ShipmentBoxEditor> {
                       _addCargo(cargo);
                     }),
               ),
-              MyDataTable(
+              DataTable(
                 headingRowHeight: 40,
+                showCheckboxColumn: false,
                 columns: [
-                  MyDataColumn(
+                  DataColumn(
                     label: LocalText(
                       context,
                       "cargo.type",
                       color: Colors.grey,
                     ),
                   ),
-                  MyDataColumn(
+                  DataColumn(
                     label: LocalText(
                       context,
                       "cargo.weight",
@@ -211,15 +211,15 @@ class _ShipmentBoxEditorState extends State<ShipmentBoxEditor> {
     );
   }
 
-  List<MyDataRow> getCargoRows(BuildContext context) {
+  List<DataRow> getCargoRows(BuildContext context) {
     if (_box!.cargoTypes == null) {
       return [];
     }
     double total = 0;
     var rows = _box!.cargoTypes.map((c) {
       total += c.weight;
-      return MyDataRow(
-        onSelectChanged: (bool selected) async {
+      return DataRow(
+        onSelectChanged: (bool? selected) async {
           CargoType? cargo = await Navigator.push<CargoType>(
               context,
               CupertinoPageRoute(
@@ -230,11 +230,11 @@ class _ShipmentBoxEditorState extends State<ShipmentBoxEditor> {
           _addCargo(cargo);
         },
         cells: [
-          MyDataCell(new Text(
+          DataCell(new Text(
             c.name == null ? "" : c.name!,
             style: textStyle,
           )),
-          MyDataCell(
+          DataCell(
             Row(
               mainAxisAlignment: MainAxisAlignment.end,
               children: [
@@ -254,10 +254,10 @@ class _ShipmentBoxEditorState extends State<ShipmentBoxEditor> {
       );
     }).toList();
 
-    var totalRow = MyDataRow(
-      onSelectChanged: (bool selected) {},
+    var totalRow = DataRow(
+      onSelectChanged: (bool? selected) {},
       cells: [
-        MyDataCell(Align(
+        DataCell(Align(
           alignment: Alignment.centerRight,
           child: LocalText(
             context,
@@ -266,7 +266,7 @@ class _ShipmentBoxEditorState extends State<ShipmentBoxEditor> {
             fontWeight: FontWeight.bold,
           ),
         )),
-        MyDataCell(
+        DataCell(
           Padding(
             padding: const EdgeInsets.only(right: 48.0),
             child: Align(