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UI for WinForms Forum
1 answer
60 views

Hi

I have a GridView with a hierarchy consisting of a second level connected via a manual relation and a template.

Overall it works fine. But I have SortDescriptors defined for the MasterTemplate and other SortDescriptors for the second template.

The first level is sorted as defined, the second level is not sorted at all -  although the sort arrows appear correctly in the header of the lower level rows.

The user can change the sorting manually at runtime, that works fine.

Is this an error or might I be doing something wrong?

Dinko | Tech Support Engineer
Telerik team
 answered on 31 Oct 2024
2 answers
83 views

Hi, how can I disable the selection frames in a RadCheckedListBox? I tried the following code, but it didn't work:

private void radCheckedListBox1_VisualItemFormatting(object sender, ListViewVisualItemEventArgs e)
        {
            e.VisualItem.DrawFill = false;
            e.VisualItem.DrawBorder = false;
        }

 

Nadya | Tech Support Engineer
Telerik team
 answered on 30 Oct 2024
1 answer
66 views

Hi,

in VirtualGrid, if I use CTRL+X or "Cut" in the default context menu, the "Copying" event handler is fired.

I'm able to customize the context menu and add a specific callback for the "Cut" button.

But is there a way to understand if the "Copying" event handler is fired after the CTRL+X or CTRL+C shortcut? (I'm using the 2024.5.514.48 UI for Winforms version)

Thank you,

 

Emanuele

Dinko | Tech Support Engineer
Telerik team
 answered on 30 Oct 2024
2 answers
76 views

Hi, how can I change the RadTaskBoard drag and drop fill color? I would like to set it to teal for example rather purple. I believe that will fix a problem in my RadGridView when in Drag and Drop mode as well.

I am using VisualStudio2022Dark theme.

Henri
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Iron
 answered on 29 Oct 2024
1 answer
124 views

Hello,
Thanks for your help in advance.

I'm experiencing an issue with the "RadCollapsiblePanel" not adjusting to the content height when "AutoSize = True".

Below is the page layout structure:

  • TableLayoutPanel
    • 1 columns (width: 100%)
    • 3 rows (height: auto):
      • RadCollapsiblePanel
        • MyUserControl
      • RadCollapsiblePanel
        • MyUserControl
      • RadCollapsiblePanel
        • MyUserControl

All components have "AutoSize = True" and "Dock = Top".
Collapsibles have "FitToContentHeight = FitToContentHeight" and "Root.StretchVertically = True" but they still don’t seem to fit the content as expected.

Dinko | Tech Support Engineer
Telerik team
 answered on 29 Oct 2024
0 answers
79 views

Is there a simple way to enable a different context menu for each level of a hierarchical grid?   

I only see ContextMenuOpening for the grid as a whole and don't see a way to determine which sub grid was selected which didn't involve checking column names. The templates only seem they are there to support layout.

Attached is a sample app.

Thanks,

_Dave

Dave
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 asked on 29 Oct 2024
1 answer
129 views

Hi, I'm using a RadPdfViewer to show a Pdf.

If the pdf is signed the signatures panel is showed, but the signature is always showed as not valid, even if it is valid.
The error is that the "The signer's identity isunknown".

I tried also to call the SignatureField.Signature.Validate() method and it throws an exception like this:

No signature validation handler was found for the subfilter: ETSI.CAdES.detached

 

Any suggestion?

Thanks.

Yoan
Telerik team
 answered on 23 Oct 2024
1 answer
71 views
Is there a simple way of making a simple DropDownList in the StatusStrip control?  (or any other menu)

Thank you in advance.
Nadya | Tech Support Engineer
Telerik team
 answered on 23 Oct 2024
1 answer
72 views

Hi,

how can I remove the arrow button in a RadTabbedForm header (WinForms)?    Please see the attached photo

Thanks,

Roy

 

 

Dinko | Tech Support Engineer
Telerik team
 answered on 23 Oct 2024
1 answer
125 views

Hello,

 

I've benn experiencing extreme slowness in my ERP application. Not just when logging in but in any form window.

This only happens when the application is running on windows 11 from an application shortcut located on a remote server.  (The problem occurs on both desktop and notebook)

However, when running the same scenario on Windows 10, this slowdown does not occur.

Has anyone faced this problem with Windows 11 ?

 

Attached system configuration.

 

Thank You

 

obs: Running locally on both windows 11 and 10 there is no slowdown.

Nadya | Tech Support Engineer
Telerik team
 answered on 22 Oct 2024
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