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Questions tagged [telerik-combobox]

31 questions
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Telerik RadComboBox: Everytime Check-All is selected I get the JavaScript error: A script on this page is causing your web browser to run slowly

I have a RadComboBox that has around 400 items (from a DataBase) and I get the following JavaScript error as soon as I select "Check All": A script on this page is causing your web browser to run slowly. If it continues to run, your computer might…
anpatel
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Cascading three Telerik MVC Comboboxes, third combobox not getting refreshed

I am using three Telerik MVC comboboxes which I want to cascade on change. When the user changes the first combobox, the options of second combobox should change through ajax call, and because the second combobox changes, the third combobox options…
Jatin
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TelerikCombobox for blazor search in itemtemplate

I have a telerik comobox with filter option enabled. I have added itemtemplate for displaying id and value in the textfield. I want to filter with contains when user type in the dropdown. Below is the code I tried
sandeep.mishra
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ASP.NET Telerik combobox is not being updated with new values

I have an ASP.NET MVC application which uses Telerik controls. I am new in Telerik controls. In my asp.net view (.cshtml) I have below Telerik combobox defined:
…
Willy
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Prevent user Selection from Telerik RedComboBox

I have included Telerik RedComboBox in my aspx page. I would like to show the list of items in the RedComboBox but user should not allowed to select an item. Always it should show default value. Thanks in advance.
Tech Learner
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Refresh Telerik Combobox list from another combobox

we are implementing an MVC solution using Telerik controls and we have some problems refreshing the list of a Telerik ComboBox. Pratically we need to refresh the list of available values of a ComboBox every time the value selected in another…
ArDevTeam
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Telerik combo background design

I couldn't figure how to get the combo box looks like the payment method combo box from this link https://demos.telerik.com/aspnet-ajax/combobox/examples/overview/defaultcs.aspx#qsf-demo-source The source they provide doesn't seems to have any…
Jerry Lam
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Cannot tyoe in WPF/RadComboBox which is bound to data

I have multiple comboboxes on a WPF window. Each is populated from a ViewModel. I am trying to implement AutoComplete. I have tried using a WPF combobox and telerik combobox. I can't even begin to test whether my autocomplete functionality is…
user2944971
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Telerik Combobox not displaying binded value

I'm having difficulties with a telerik combobox that displays a blank value instead of the model's current value. I have the below model : public decimal? ResourceId { get; set; } public string ResourceName{ get; set; } …
DonQi
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bind the RadCombobox at page load

I have a webpage which is buit on regular ASP.NET and I am using Telerik ComboBox in my GridView. I want to show dynamic data in my ComboBox. How can I write the code to bind the RadComboBox at PageLoad event in asp.net with dynamic?
user2249768
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White space appearing at the bottom of telerik dropdownlist with certain number of items

I'm using telerik controls, and when I use the dropdownlist, with 11 elements, it appears a white space at the bottom of the list. I tried in the demo page of telerik, to change the content of a dropdownlist with chrome tool and it happens the…
Albert Cortada
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Weird behavior while creation of two Telerik RadComboBox items programmatically

I've two Telerik RadComboBox controls, while adding of their items using the following code foreach (var gate in Enum.GetNames(typeof(AuthorizedGates))) { var item = new RadComboBoxItem(gate,…
Ahmed Atia
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RadComboBox:white space appearing at the bottom of the dropdownlist

I got a RadComboBox from Telerik, and i populate it with some data from my database. Let's say i have 10 items of 20pixels high each, that would make the drop down list of 200pixels high. Right now, i force the control to have a max height of…
Sophie
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RadComboBoxItem hide() on client-side not persisting

What are you doing? Using a RadComboBox, I'm hiding items from the user view under certain conditions. What's the problem? The combo items hide perfectly, however, when I click the combo box and then click anywhere else on the page (in other words,…
TheLegendaryCopyCoder
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Disable "Add New Record" Button when page loads

My page has a comboBox which filters grid values. Im trying to disable grid's "add new record" button, when comboBox is empty, and enable the button when a value is selected and subconsequently, grid is loaded. I have the following JavaScript…
rlhf
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