This topic shows how to use Telerik TreeView for ASP.NET MVC in an ASP.NET MVC
should be defined *after* all other UI components in the page.
If you create the components on the client-side and do not use the MVC extensions,
this help topic (Step 4 - Register Scripts)
Before proceeding make sure that:
You have all the required components installed.
Make sure that your ASP.NET MVC project refers the Telerik.Web.Mvc.dll
assembly and you have a ScriptRegistrar and a StyleSheetRegistrar defined in your application (either in the master page
or in the view where you are going to use the treeview).
is made of TreeViewItem objects
Here is how to define a simple Telerik TreeView for ASP.NET MVC with two items:
And now the explanation of that code:
The Name is used
to specify the unique name of the treeview which is later output as the id HTML
attribute and used by Telerik UI. Setting the name is mandatory and exception would be thrown
The Items(Action<(Of <<'(TreeViewItemFactory>)>>)) method
is used to define the items of the treeview. The passed action sets the properties of the items.
The Add method
adds new TreeView object to the treeview.
The Text method
sets the text displayed by the TreeViewItem object.
The Content method
is used to specify the content of the TreeViewItem object.
Finally the Render method
outputs the HTML of the treeview.
It is mandatory that the Render method is called. If not
the component will not output any HTML.