Completed
Last Updated: 24 Mar 2023 15:14 by ADMIN
Release R1 2023 SP1
In general, disabled Controls get grayed out and turn inaccessible. Disabling the ComboBox using the set_enabled(false) would prevent users to interact with the ComboBox, but will not have a "disabled" style applied.
Completed
Last Updated: 26 Oct 2022 14:33 by ADMIN
Release R3 2022 SP1

RadComboBox Bootstrap Lightweight skin is not loading in version 2022.3.913

Workarounds provided by Admin:

Option 1

Use RadStyleSheetManager to load the correct stylesheet from Telerik.Web.UI.Skins assembly, as per the instructions in Skin registration with RadStyleSheetManager:

<telerik:RadStyleSheetManager runat="server" ID="RadStyleSheetManager">
    <StyleSheets>
            <telerik:StyleSheetReference Name="Telerik.Web.UI.Skins.BootstrapLite.ComboBOx.Bootstrap.css" Assembly="Telerik.Web.UI.Skins" />
    </StyleSheets>
</telerik:RadStyleSheetManager>

Option 2

Link the correct stylesheet manually on the page in one of the following ways:

Completed
Last Updated: 24 Jun 2022 12:56 by ADMIN
Completed
Last Updated: 20 Jun 2022 14:48 by ADMIN
ADMIN
Created by: Hristo Valyavicharski
Comments: 0
Category: ComboBox
Type: Bug Report
0

			
Completed
Last Updated: 08 Jun 2022 08:17 by ADMIN
ADMIN
Created by: Ivan Danchev
Comments: 0
Category: ComboBox
Type: Bug Report
1

			
Completed
Last Updated: 21 Apr 2022 12:25 by ADMIN
Created by: JeffSM
Comments: 1
Category: ComboBox
Type: Feature Request
0
It gonna be cool if ComboBox display his picture with text, like the pic shows.
Completed
Last Updated: 11 Feb 2022 14:19 by ADMIN
I have instances of using OnClientBlur on multiple RadComboBox controls, and if you tab quickly enough the event does not fire.  I've created an example which replicates what I see in the project I'm working on - two RadComboBoxes with the Blur event where I get the second to fire but not the first when tabbing from first to second to third (just another control w/o event).

This is causing issues where some validation is bypassed.

Screencast: http://screencast.com/t/VTQrN9uOVrI9

A couple observations:
- It will fire correctly if I wait long enough before tabbing out.
- If I pause on the second control after tabbing, then click somewhere, it sometimes then fires the Blur from the first control.
- I am using LoadOnDemand.  From my general observation it looks like it's potentially a race condition with the loading.

Completed
Last Updated: 16 Dec 2021 16:05 by ADMIN
Release R1 2022

<telerik:RadComboBox runat="server" ID="CB" AllowCustomText="true" HighlightTemplatedItems="true" EnableViewState="false" CheckBoxes="true" EnableLoadOnDemand="true" OnItemsRequested="CB_ItemsRequested" ></telerik:RadComboBox>

Specifically, note that CheckBoxes is true.

In some cases, the combo box's  item's text may have HTML tags in them, but we don't want that HTML to be interpreted, and we're happy that RadComboBox automatically encodes the Item's name.  For example, the Item's text might be <img src=xxx onerror=alert(0)> , and of course we don't want that javascript to run. 

However, we have found a case where the text is not properly escaped, in which case the javascript does run and the alert popup shows.  The error is in RadComboBox.CheckBoxes.js, in the _checkedItemsTextsFitInputWidth function.  That function is passed the comma separated string of all the selected item's text.  This function wants to measure the width of the string, and so it creates a div off-screen, and then pushes the checkedItemTexts string into the div.  If the checkedItemTexts string contains any HTML tags that contain javascript, then that javascript is executed, which can be a XSS attack.

Completed
Last Updated: 10 Aug 2021 15:19 by ADMIN
Created by: Paul Rogers
Comments: 1
Category: ComboBox
Type: Bug Report
2
We are running HTML validators as part of an effort to attain WCAG 2.0 A compliance.

Among the errors we are seeing is

The summary attribute is obsolete. Consider describing the structure of the table in a caption element or in a figure element containing the table; or, simplify the structure of the table so that no description is needed.

Here is a snippet of the failing HTML, apparently from the rendering of the RadSocialShare control:

	<div id="ctl00_TemplateBody_WebPartManager1_gwpciNewSocialShareCommon_ciNewSocialShareCommon_RadSocialShare1_compactPopup_C_comboBox" class="RadComboBox RadComboBox_Default" style="width:160px;">
<table summary="combobox" border="0" style="border-width:0;border-collapse:collapse;">

We are currently running version 2013.2.717.45 of the ASP .NET for AJAX controls, but we just tried 2013.3.1015.45 and it didn't fix things in this regard, either.

There is a similar discussion at http://www.telerik.com/community/forums/aspnet-ajax/combobox/table-summary-attribute.aspx , which recommends a jQuery fix.  This fix works in terms of removing the summary attribute from that table, but it does not result in clean HTML when the w3c validator is run against it, so we believe that is not an acceptable workaround.

In the discussion at http://www.telerik.com/community/forums/aspnet-ajax/general-discussions/accessibility-issues-various.aspx , some mention is made of fixing the combo box for the 2012 Q3 release, but it doesn't look like that happened.
Completed
Last Updated: 07 Jan 2021 14:28 by ADMIN
Created by: Giuseppe
Comments: 1
Category: ComboBox
Type: Feature Request
0
the dorpdown area doesn't support html encoded data.
Completed
Last Updated: 15 Jun 2020 13:38 by ADMIN
Created by: GDPR_erased
Comments: 1
Category: ComboBox
Type: Bug Report
0
I believe there's a bug in the RadComboBox WebServiceSettings tag. I use a webservice to populate the items for this RadComboBox

When I put in a fully qualified domain name in the property 'Path' and the hostname contains uppercase characters, I receive a 500 error. If the hostname is in lowercase, the items are populated correctly. The error is: Uncaught TypeError: Cannot read property 'webServiceFailedNoMsg' of undefined.

I've enclosed the Webservice1.asmx, the Default.aspx and their code behind files which can illustrate the problem very easily. There's also a log file with the details of the error.
Completed
Last Updated: 01 Nov 2019 13:48 by ADMIN
To maintain accessibility consistency with normal HTML select comboboxes, we need the RadComboBox to support the Home and End keys to jump to the 1st and last item respectively.  Currently, it just moves the text cursor to the start/end of the textfield.

If the change can't be made globally, can a new property be set to control this behavior?
Ideally too, Page Up/Down can jump multiple items at a time.  Currently, it scrolls the page.

See a 2009 forum post too (from someone else):
http://www.telerik.com/forums/radcombobox-home-end-page-up-page-down-keys
I see the other keyboard shortcuts listed here:
http://demos.telerik.com/aspnet-ajax/combobox/examples/functionality/keyboardsupport/defaultcs.aspx

Per Anton: The keyboard support is specification is implemented according to the article (https://www.w3.org/TR/2013/WD-wai-aria-practices-20130307/#combobox) which is why there is no support for these keys.

We would like to request these additional keys be supported anyway.

[From ticket 1083598]
Completed
Last Updated: 04 Sep 2019 08:27 by ADMIN
See: https://demos.telerik.com/aspnet-ajax/combobox/examples/accessibility/defaultcs.aspx

1. Click somewhere in the page to establish focus.

2. Use the tab key to focus the combo box.  (This works in Chrome, but in IE the control is skipped.)

3. Note that the combo box does not drop-down the list of options like it does when you click the mouse. Clicking the enter key does not drop down the list. Alt-Down-Arrow does not drop down the list.

4. Press Tab and note that focus skips the arrow icon on the combo box and moves down to the "validate with Wave" link.

5. Press Shift-Tab and note that the Arrow icon is now focuses and the enter key will drop down the options list.

6. While JAWS 2019 is running, press the "C" key and note that JAWS reports that there are no combo boxes on the page.

 

Expectations:

* Jaws is able to properly identify the combo box based on ARIA tags

* Tabbing into the combo box presents the same behaviors as using the mouse button
Completed
Last Updated: 03 Sep 2019 16:11 by ADMIN
Release R3 2019

Reproduction: https://demos.telerik.com/aspnet-ajax/combobox/examples/wai-aria-support/defaultcs.aspx

1) focus the ComboBox

2) press C 

Expected: 

- Camembert Pierrot is selected

- JAWS pronounces "c" and "Camembert Pierrot"

Actual: 

- Camembert Pierrot is selected

- JAWS pronounces "c"

Reference for expected behavior: https://www.w3.org/TR/wai-aria-practices/examples/listbox/listbox-collapsible.html

Completed
Last Updated: 03 Sep 2019 16:10 by ADMIN
Release R3 2019
Problem:  Latest Telerik version of Combobox or RadCombobox reads "readonly" though it's not, when EnableAriaSupport is enabled.

Details: 

url to test with JAWS - https://demos.telerik.com/aspnet-ajax/combobox/examples/wai-aria-support/defaultcs.aspx

When I use JAWS to read the combobox present on this demo it reads as follows - 
              ComboBox readonly - Alice Mutton. To change the selection press the arrow keys.

Over here, why JAWS is reading "readonly". It's not readonly. It's making our screenreader blind users confusing.

I drilled down more into the problem and found that, the input element below has the aria-readonly=true set though the combobox is not readonly.
Here is the html generated for above combobox from telerik demo site -

<input name="ctl00$ContentPlaceholder1$RadComboBox2" class="rcbInput radPreventDecorate" id="ctl00_ContentPlaceholder1_RadComboBox2_Input" role="combobox" aria-busy="false" aria-disabled="false" aria-expanded="false" aria-haspopup="true" aria-readonly="true" aria-owns="ctl00_ContentPlaceholder1_RadComboBox2_listbox" aria-autocomplete="none" type="text" readonly="readonly" value="Alice Mutton" autocomplete="off">

I understand that this input control should be readonly so that aria users should not type and go haywire. But looks like to maintain the readonly=readonly property, telerik is generating aria-readonly=true for this _Input control and resulting this issue.

When you change this attribute aria-readonly="true" to aria-readonly="false", JAWS read it correctly as follows - 
              ComboBox - Alice Mutton. To change the selection press the arrow keys.

Let me know how to achieve that so that users will not be confused.
Completed
Last Updated: 12 Aug 2019 12:19 by ADMIN
Created by: Domenico
Comments: 1
Category: ComboBox
Type: Feature Request
5
please add native columns support for radcombobox

<Columns>
      <Column DataField="CategoryName" />
      <Column DataField="Description"  />
</Columns>

best regards
Completed
Last Updated: 03 Jan 2019 17:09 by ADMIN
ADMIN
Created by: Peter Milchev
Comments: 2
Category: ComboBox
Type: Bug Report
0

			
Completed
Last Updated: 03 Aug 2017 14:40 by Bibin
Completed
Last Updated: 25 Apr 2017 15:24 by ADMIN
ADMIN
Created by: Peter Milchev
Comments: 0
Category: ComboBox
Type: Bug Report
0

			
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