效果图如下:

代码如下:
1 $(document).ready(function () {
2
3 //绑定按钮操作
4
5 $('#btnMove').click(function () {
6 var ids = getSelectedIds('转移商品', 'CPID');
7 if (ids.length <= 0) return;
8 $.messager.prompt("转移商品", "请输入要转移到的分类ID?", function (data) {
9 if (data) {
10 moveProduct(ids, data);
11 }
12 });
13 });
14 }
15 /*
16 * 获取选中行的的ID
17 * actionType {String} 操作类型
18 */
19 function getSelectedIds(actionType, keyId) {
20 var rows = $('#grid').datagrid('getSelections');
21 var action = '修改';
22 var id = 'CPID';
23 if (arguments.length > 0) {
24 if (actionType == 'delete') {
25 action = '删除';
26 }
27 }
28 if (arguments.length >= 2) {
29 if (keyId.length) {
30 id = keyId;
31 }
32 }
33 if (rows.length == 0) {
34 $.dialog.alert('请选择要' + action + '的数据!');
35 return '';
36 }
37 else if (rows.length > 1 && actionType == 'edit') {
38 $.dialog.alert('一次只能修改一条数据');
39 return '';
40 }
41 var ids = '';
42 for (var i = 0, j = rows.length; i < j; i++) {
43 if (ids.length > 0) {
44 ids += ',';
45 }
46 ids += rows[i][id];
47 }
48 return ids;
49 }
来源:https://www.cnblogs.com/Idus/p/5208838.html