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Questions tagged [radtreeview]

RadTreeView is a Silverlight and ASP.Net control by Telerik for displaying hierarchical data structures such as directory structures and relational data.

123 questions
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How to show more that one image in the radtreeview item (wpf - telerik )

I am adding image to the radtreeviewitem from resources programatically using the below code. "/myAssembley;component/Resources/image1.png" and the image is displaying successfully. Now i need to add another image which needs to be displayed next…
Dah Sra
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Load on demand with telerik radtreeview

I build the Radtreeview with child items, using the load on demand event to load the child items and it works for fine. The problem here is for every child item there is expand sign but there is a point there are no child items for a parent, in that…
GANI
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Filter RadTreeView Items by RadDataFilter

I'm using a RadDataFilter to filter ItemSource of the RadTreeView, but when this code is exercised the filter only applies to the Root nodes which is insufficient. Is there a way to make the filter trickle down in the hierarchy of nodes so that my…
Flex
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Binding a Telerik RadTreeView client side

I have a javascript array of objects that I would like to use to populate a RadTreeView. I can't figure out how to accomplish this from the client side other than manually writing my own binding method for my collection of objects. Each object in my…
Matt
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How to get Clicked Nodes text of RadTreeView

How do I get the text of clicked nodes in RadTreeView in C#? I added the OnNodeClick event but it is not firing. Please tell me how to get text of the clicked node in C#. ASP.NET:
Srinivas
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Add/Edit/Delete buttons for Telerik RadTreeView control

Currently, I am using RadTreeView Telerik control for showing hierarchical data along withadd/edit/delete functionalities for each node. Using TreeView - Context Menu, that has been achieved, but I am trying to implement it as shown in below: It…
CodeZila
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Node expand box is not visible in Internet explorer and Chrome but is visible in firefox

I have a radtreeview in item template of a radcombobox. The parent node is visible but its expand box is not in chrome and IE but its visible in firefox. Am i missing something or what can i do to fix this issue.
Mobin
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How to set the SelectedNode and Set the Focus of the selected node in Telerik RadTreeView?

I am using the Telerik RadTreeView with ASP .Net C#. I am able to set the Selected Node using the following code: var node = radTreeViewMenuStructure.Nodes.FindNodeByValue(linkID.ToString()); if (node != null) // <- equals null…
Rodney Hickman
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Multiple columns in RadTreeView

Is there any way to provide multiple columns in RadTreeView with column headers? I know this can be achieved using RadTreeListView, but I dont want to use that as that doesn't support Hierarchical data template.
Chinjoo
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TreeView Item - Hierarchichal Data Template

For the scenario - Organisation having different department, each department having different employees, the hierarchical data template works perfectly. How about a scenario like Question Paper (Parent cluster) having both child clusters (Question…
Chinjoo
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Setting IsEnabled on RadTreeViewItem through style binding

I'm binding a hierarchical collection to a RadTreeView, working great. I now want to disable items based on the value of a boolean property called PermissionID. When I try this, the InitializeComponent of my module (this is a PRISM app) fails with…
Dave Swersky
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Selected item in RadTreeView

How can i retreive "Header" of selected item in RadTreeView(SilverLight) control?
Sergey
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These columns don't currently have unique values

I face the following problem : when i try to bind Telerik Treeview These columns don't currently have unique values. My code : protected void BindRTV() { rtv_acd.DataTextField = "name"; rtv_acd.DataValueField = "main_id"; …
Anyname Donotcare
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Telerik's findNodeByValue works outside the loop but not inside

I have a following code that uses client side access to Telerik's RadTreeNode. function CallbackUCSPSuccess(result, userContext, methodName) { var tree = $find("<%=Tree.ClientID %>"); here it works and I got some Node : var node =…
onkami
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How to maintain the tree view user interactions through post back?

I use RadTreeView in my master page : but i face the following problem : I lose my selections when i click on the nodes of the tree view .and every time i click on the node it makes (Response.Redirect("...")) which make the master entering the…
Anyname Donotcare
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