C1 Blazor FlexGrid column options menu is only partially localized in da-DK

Posted by: Kield.Jenkins on 18 March 2026, 4:04 am EST

  • Posted 18 March 2026, 4:04 am EST

    Hello Mescius Support,

    We are using C1.Blazor.Grid version 10.0.20252.1309 in a Blazor app and have configured the application culture to da-DK.

    The FlexGrid column header options menu is only partially localized:

    Sort ascending and Sort descending are shown correctly in Danish

    but the lower filter section still appears in English:

    Enter text to filter

    Match Case

    Match Whole Word

    We are using FullTextFilterBehavior on the grid in our page

    We have already:

    set the app culture to da-DK

    enabled request localization in ASP.NET Core

    confirmed that Danish resource assemblies are present

    tested with browser hard refresh

    The top menu items are localized, so it seems the lower filter block is not using the same localization resources.

    Could you please confirm:

    whether this is a known localization issue in FlexGrid,

    whether there is an official way to localize those filter texts,

    or whether this is a bug in version 10.0.20252.1309?

  • Posted 19 March 2026, 2:18 am EST

    Hello,

    Thank you for the details. We could observe the behavior at our end and thus escalated the same to the development team for further insights. [Internal Tracking ID: C1XAML-39343]

    Rest assured, we’ll get back once we have more information.

    Regards,

    Uttkarsh.

  • Posted 23 March 2026, 3:52 am EST - Updated 23 March 2026, 3:59 am EST

    Hello,

    As per the team, they have added a custom localization feature in 2025v2.

    You can add your own localization. All you need to do is create the correct folder structure and add the resource files as embedded resources. See ‘Custom_Localization.zip'. We’ve updated the sample:

    You can add a translation in “Resources.da.resx” files and everything should work. Resource file for Grid has been partially translated, but DataFilter - is not (some lines from the image do not refer to the Grid assembly, but to the DataFilter, so both files must be translated). The same can be done for other assemblies.

    The correct names/values for other assemblies can be found in assembly resources, for example with ILSpy or via custom application (since resx files are not obfuscated and will not be obfuscated in the future):

    You only need to follow the correct folder and file structure in the application/library to make localization work.

    Regards,

    Uttkarsh.

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