我有一个网格,在detailInit中有一个网格,当我在detailInit中的网格中添加新行时,detailInit折叠。
添加新记录后,如何防止其崩溃?我尝试在添加新行的按钮单击事件上使用e.preventDefault(),但没有成功。
答案 0 :(得分:0)
您无法阻止它崩溃,因为每次对数据进行更改时,它都会自动重新绑定并重新绘制表。
但是,您可以做的是捕获重新绑定,找到打开的细节,并在绑定完成后重新打开它们:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"/>
<title>Kendo UI Snippet</title>
<link rel="stylesheet" href="https://kendo.cdn.telerik.com/2018.3.1017/styles/kendo.common.min.css"/>
<link rel="stylesheet" href="https://kendo.cdn.telerik.com/2018.3.1017/styles/kendo.rtl.min.css"/>
<link rel="stylesheet" href="https://kendo.cdn.telerik.com/2018.3.1017/styles/kendo.silver.min.css"/>
<link rel="stylesheet" href="https://kendo.cdn.telerik.com/2018.3.1017/styles/kendo.mobile.all.min.css"/>
<script src="https://code.jquery.com/jquery-1.12.4.min.js"></script>
<script src="https://kendo.cdn.telerik.com/2018.3.1017/js/kendo.all.min.js"></script>
</head>
<body>
<div id="example">
<div id="grid"></div>
<script>
let data = [{id: 1, FirstName: "Nancy", LastName: "Davolio", orders: [{title: 1}, {title: 2}]}];
$(document).ready(function () {
let expanded = [];
var element = $("#grid").kendoGrid({
dataSource: data,
toolbar: [{name: "create"}],
height: 600,
detailInit: detailInit,
editable: true,
columns: [
{
field: "id",
title: "id",
},
{
field: "FirstName",
title: "First Name",
width: "110px"
},
{
field: "LastName",
title: "Last Name",
width: "110px"
},
{command: ["destroy"]},
],
dataBinding: function (e) {
expanded = $.map(this.tbody.children(":has(> .k-hierarchy-cell .k-i-collapse)"), function (row) {
return $(row).data("uid");
});
},
dataBound: function (e) {
this.expandRow(this.tbody.children().filter(function (idx, row) {
return $.inArray($(row).data("uid"), expanded) >= 0;
}));
},
});
});
function detailInit(e) {
$("<div/>").appendTo(e.detailCell).kendoGrid({
dataSource: {
transport: {
read: function (options) {
options.success(e.data.orders);
},
}
},
});
}
</script>
</div>
</body>
</html>