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javascript - Kendo UI Treeview - 绑定(bind)到本地数据时更新复选框状态

转载 作者:行者123 更新时间:2023-12-03 22:52:05 27 4
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我有一个带有 的 JavaScript 对象项目 数组来定义层次结构。当我创建 Kendo Treeview 带有此数据的小部件,按需加载设置为 false,本应不确定的复选框显示为未选中。

我解决这个问题的方法是设置 按需加载为真,展开所有节点并折叠它们。

展开和折叠是必要的,因为我正在处理用户交互树的叶节点。

有没有办法通过 来实现?按需加载设置为假?

最佳答案

<!DOCTYPE html>
<html>
<head>
<base href="http://demos.telerik.com/kendo-ui/treeview/local-data-binding">
<style>html { font-size: 14px; font-family: Arial, Helvetica, sans-serif; }</style>
<title></title>
<link rel="stylesheet" href="//kendo.cdn.telerik.com/2016.3.1028/styles/kendo.common-material.min.css" />
<link rel="stylesheet" href="//kendo.cdn.telerik.com/2016.3.1028/styles/kendo.material.min.css" />
<link rel="stylesheet" href="//kendo.cdn.telerik.com/2016.3.1028/styles/kendo.material.mobile.min.css" />

<script src="//kendo.cdn.telerik.com/2016.3.1028/js/jquery.min.js"></script>
<script src="//kendo.cdn.telerik.com/2016.3.1028/js/kendo.all.min.js"></script>
</head>
<body>
<div id="example">

<div class="demo-section k-content">
<h4>Inline data (default settings)</h4>
<div id="treeview-left"></div>
</div>


<script>
var inlineDefault = new kendo.data.HierarchicalDataSource({
data: [{

"Name": "Test",
"enabled": true,
"text": "Test",
"id": "Test",
"Description": null,
"Key": null,
"items": [{
"Name": "Workspace",
"enabled": true,
"text": "Workspace",
"id": "Workspace",
"Description": null,
"Key": null,
"items": [],
"checked": true,
"expanded": true
},
{
"Name": "Deploy",
"enabled": true,
"text": "Deploy",
"id": "Deploy",
"Description": null,
"Key": null,
"items": [{
"Name": "Test.Deploy.Application",
"enabled": true,
"text": "Application",
"id": "Test.Deploy.Application",
"Description": "",
"Key": "Test.Deploy.Application",
"items": [],
"checked": false,
"expanded": true
},
{
"Name": "Test.Deploy.Visualization",
"enabled": true,
"text": "Visualization",
"id": "Test.Deploy.Visualization",
"Description": "",
"Key": "Test.Deploy.Visualization",
"items": [],
"checked": true,
"expanded": true
},
{
"Name": "Test.Deploy.Application Workspace",
"enabled": true,
"text": "Application Workspace",
"id": "Test.Deploy.Application Workspace",
"Description": "",
"Key": "Test.Deploy.Application Workspace",
"items": [],
"checked": false,
"expanded": true
}],
"checked": null,
"expanded": true
}],
"checked": null,
"expanded": true
}]

});

$("#treeview-left").kendoTreeView({
dataSource: inlineDefault,
checkboxes: {
checkChildren: true,
},
loanOnDemant:false,
});


</script>
</div>


</body>
</html>

它为我工作!
For more details

关于javascript - Kendo UI Treeview - 绑定(bind)到本地数据时更新复选框状态,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/45800926/

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