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Hello Telerik Team,

I'm using RadGridView and having 40+ coulmns in it, out of which almost 20 columns are editable.

It means I'm having controls inside CellTemplate to select or to enter the data.

I want to jump to each control on pressing Tab key.

If I set IsTabStop="False" for the RadGridView, then it jumps as expected. But, I'm not able to jump to the hidden columns behind horizontal scrollbar due to column virtualization is enabled and hence it jumps to the next row.

If I disable the column virtualization, it jumps to the hidden column's control, but horizontal scrollbar is not moving correspondingly.

If I remove the IsTabStop property for the RadGridView and by setting TabStopMode="Skip" for the non editable columns, it jumps to the editable columns correctly and the scrollbar is also moving corresponding to the focus. But, it is not directly focusing on the controls inside CellTemplate, instead it focuses on the Cells on pressing Tab key. I need to press one more time to focus on the control.

Is there any possible way to focus on the control instead of Cell, and the scrollbar also moves correspondingly when the virtualization is on.

Please advise.

Note:
When I tried by setting Column Virtualization off, the performance is very poor as it has more number of columns and rows.


Thanks and Regards,
Muhammad Azhar Shah
Stenly
Telerik team
 answered on 09 Oct 2023
1 answer
320 views

Hi,

1-How can I implement the following two images in WPF desktop alert?

2-Is it possible to adjust the height automatically based on the content?

Sarah
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Iron
 updated answer on 09 Oct 2023
1 answer
150 views
I need a way to determine that the user has applied a column filter in the VirtualGrid control so I can update another control in my UI. Is there a way to determine when a filter has been applied or cleared?
Martin Ivanov
Telerik team
 answered on 09 Oct 2023
0 answers
215 views

Hello,

I use telerik for  wpf. And now I have some problems with my application. 

it suddenly breaks and closes. I used "try catch", but it didn't help me.  
I have errors in the windows journal on my computer.
I attached these error messages.
I hope for your help.
Shukhrat
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 updated question on 06 Oct 2023
0 answers
171 views

I am trying to get the RadPane tabs to scroll when overflowed, but it isn't working. I followed the example here, but it still does not scroll when enough tabs are made visible that exceed the visible width of the tab space. I am using a User Control for the tab header content instead of the standard String.

<telerik:RadDocking.DocumentHost>
  <telerik:RadSplitContainer Orientation="Vertical">
    <!-- Main Content -->
      <telerik:RadPaneGroup x:Name="PaneGroup1" 
                            ScrollViewer.HorizontalScrollBarVisibility="Auto"
                            DropDownDisplayMode="Visible">
        <!-- Schedule -->
        <telerik:RadPane CanUserClose="False" x:Name="RadPane_ScheduleItems" IsHidden="True"
                         telerik:RadDocking.SerializationTag="ScheduleItems.HeaderObj">
          <telerik:RadPane.Header>
            <uc:RadPaneHeader x:Name="RadPaneHeader_ScheduleItems"
                              Header="Schedule Items" />
          </telerik:RadPane.Header>
            <uc:ScheduleGridView x:Name="ScheduleItems" />
        </telerik:RadPane>

Tabs before and after are attached.

Johnathan
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Iron
Iron
 asked on 05 Oct 2023
1 answer
165 views

For several years I have been using the RadDesktopAlertManager in my application. Recently I noticed that it has stopped displaying the alert, but without any exceptions.

When I debug, everything works as expected, until I get to the .ShowAlert execution on the manager. Then this happens.

The rest of my code works just fine, and the only thing I am lacking is the alert... but this is of course an application wide outage.

Any ideas... missing a dll?  or....

hhgm
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Iron
Iron
Iron
 answered on 04 Oct 2023
1 answer
241 views
Hello, Im using a MultiColumnComboBox and I was wondering if there is a way to click anywhere in the combobox and open the dropdown? I tried combobox.OpenDropdown on GotFocus() but it didn't work. Currently it only opens the dropdown if I click in the button or OpenDropDownOnInput, but there is still a big blank space that does nothing if I click.
Dinko
Telerik team
 answered on 04 Oct 2023
1 answer
188 views
When I use a Hierarchical Template for generating a TreeView the branches of the TreeView wont use the entire width of the TreeView, even when I use a Grid with a column of * width.  Is there a way to get the template content to make use of the entire width?
Dinko
Telerik team
 answered on 04 Oct 2023
1 answer
151 views

I am setting both the FilterIconBackgroundFiltered and the FilterIconBackground properties on a RadVirtualGrid control in xaml. The FilterIconBackground property changes the filter icon color, but even after adding a filter to a column, the icon never changes to the FilterIconBackgroundFiltered color.

Any thoughts on why this might be happening?

Thanks!


        <tk:RadVirtualGrid x:Name="VirtualGrid"           
            FontSize="{Binding FontSize}"
            Foreground="{Binding RelativeSource={RelativeSource AncestorType={x:Type local:ParticleReportControl}}, Path=Foreground}"
            Background="{StaticResource GsBackgroundDark}"
            CanUserFilterColumns="True"
            CanUserSortColumns="True" 
            ColumnHeaderForeground="{StaticResource GsForegroundMain}"
            ColumnHeaderBackground="{StaticResource GsBackgroundDark2}"
            CellTextAlignment="Center"
            LinesVisibility="Both"
            IsFilterable="True"
            FilterIconBackgroundFiltered="Red"
            FilterIconBackground="{StaticResource GsForegroundMain}"
            HorizontalLinesBrush="{StaticResource GsForegroundMain}"
            VerticalLinesBrush="{StaticResource GsForegroundMain}"
            MeasureTextOnRender="True"
            ShowDistinctFilters="False"
            tk:RadContextMenu.ContextMenu="{StaticResource CtxMenu}"
            CellDecorationsNeeded="VirtualGrid_OnCellDecorationsNeeded"
            HeaderCellDecorationsNeeded="VirtualGrid_OnHeaderCellDecorationsNeeded"
            OverlayBrushesNeeded="VirtualGrid_OnOverlayBrushesNeeded"
            HeaderSizeNeeded="VirtualGrid_HeaderSizeNeeded"
            >
        </tk:RadVirtualGrid>

  
Dinko
Telerik team
 answered on 03 Oct 2023
0 answers
131 views

In the top right corner of my RadVirtualGrid control there is a small rectangle that gets displayed over top of the column header text. It becomes more of an issue when the horizontal scrollbar is needed, and it obscures the header caption text. Please refer to the attached images.

 

Is this a bug in the rendering code? Is there a workaround?

 

Thanks!

 

Patrick
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 asked on 02 Oct 2023
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