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1 answer
134 views

Hi,

I need to attach my project how should i attach it was a .Zip file.

I am having an issue in RadTabItem with ContentControl which hides the DockPanel.

If you run the attached project you may see the PresetTitle Dockpanel in the right hand side of the window and mouse over to the PresetTitle Content(Don't pin the dock panel)you may see 3 Tab's underneath(Preset,group,SiteSee) that and select all the 3 Tab's one by one continuously for 3 or more times and it automatically hide the PresetTitle dockpanel that should not happen.

If i have not use the ContentControl it works fine.

Please check in the project that Goto TestUserControl.xaml uncomment the line from 32 to 37 and comment the line 38 and run the application  it is working as expected.

My scenario is i need to use the contentControl inside the Tab Control.

Please check and let me know what i am doing wrong.

Thanks In Advance :)

Regards,
P.Sathish Kumar

Dilyan Traykov
Telerik team
 answered on 10 Aug 2017
4 answers
374 views

I have a Telerik Treeview on a Telerik Docking RadPane. If the pane is unpinned, so the user no longer can see the tree, a call to GetItemByPath returns null.

I give the user an option to pin the pane, and navigate the tree, or unpin the pane, and click "Next" and "Previous" buttons to navigate the tree. If the pane is pinned and the tree is visible, GetItemByPath returns the RadTreeViewItem. If the tree is hidden, GetItemByPath returns null.

If I expand all nodes on the tree first, GetItemByPath returns the RadTreeViewItem even when the tree is hidden. I have IsVirtualizing set to false.

Is there a way to set the SelectedItem using GetItemByPath when the tree is not visible? Or is there another call I can make?

Thanks,

Scott

Scott Michetti
Top achievements
Rank 1
Iron
 answered on 10 Aug 2017
1 answer
96 views

I'm using a CellStyleSelector to switch the style based on some properties of the model bound to the row

When I'm persisting the layout i need to save those style (Background and Foreground color) on two properties of my Columnproxy.

Before using the CellStyleSelector I was getting the column.CellStyle but now I got a null on that property and I'm unable to retrieve the current cell style.

Is it possible or since it's done on the fly I cannot have it?

Thanks

Dinko | Tech Support Engineer
Telerik team
 answered on 10 Aug 2017
1 answer
173 views

Hi,

i creat a diagram with the radDiagram Control, saving it as xml-file, workin fine! It is possible to find all
Elements in the Diagram with c#, so i can wirte my own xml-file?

 

Thanks
Best Regards
RENE

Dinko | Tech Support Engineer
Telerik team
 answered on 10 Aug 2017
5 answers
260 views

Hello,

Our company developer team is trying your product and we are wondering if its possible to set the Width and Height of the Diagram, we tried all the examples in the documentation from viewport to set a container in the center of the diagram and use it as a diagram, we used services, dragging area restrictions but non of then are working as expected.

Our main goal is the following:

We have a grid with 2 Rows (1 for buttons/ the other one for the diagram), out clients need to be able to set the area of the diagram that in the future will export the elements that are inside it. 

We tried to set the height and witdth of the diagram and also the size of the viewport,however, the result is just a smaller view of the diagram but not a real smaller page.

Would you be able to help us?

As commented before we tried to implement the examples from Github, forum and documentation without success.

We will wait for your answer, thanks.

Petar Mladenov
Telerik team
 answered on 10 Aug 2017
4 answers
295 views
I am hooking up "Opening" event of RadContextMenu to load the menuItems dynamically on tree nodes based on the type of node. But it doesn't work for the first right click, rather it loads the menuItems correctly afterwards based on the type of tree node on which this menu is being loaded.
Tayyaba
Top achievements
Rank 1
 answered on 10 Aug 2017
1 answer
145 views

Hi,

I want to customize the BoxItem in single selection mode. As per documentation, there is no other way to customize the boxItem in Single selection mode. Because of this constraint, It is blocking our development. Any one can help me in this situation.

Regards,

Viswa Teja.

Dilyan Traykov
Telerik team
 answered on 09 Aug 2017
11 answers
2.6K+ views
Greetings,

I am hopping someone in the community knows what may cause the following exception:

System.ArgumentException: Invalid property or field - '[name]' for type: Object

Currently we are experiancing this exception any time we click on the filter icon on a column and before the filter dialog is displayed or any time we attempt to group by a column.  Filtering and grouping thru API calls works fine.

Version: WPF_2009_Q2_SP1

Target Site:
{Telerik.Windows.Data, Version=2009.2.813.35, Culture=neutral, PublicKeyToken=5803cfa389c90ce7}
{System.Linq.Expressions.Expression CreateMemberAccessExpression(Telerik.Windows.Data.Expressions.IMemberAccessToken, System.Linq.Expressions.Expression)}
Stefan
Telerik team
 answered on 09 Aug 2017
1 answer
126 views

Hello,

When I transfer an object to a RadDiagram (when it happens OnDragEnter), I change the size of the DragVisual. How can I update DragVisualOffset?

Polya
Telerik team
 answered on 09 Aug 2017
2 answers
123 views

Hi, 

I am currently enjoying the trial of Telerik UI for WPF!

I've hit an issue which I really need to solve. My interface contains a RadTimeline and a load of other components. I need the other components to adjust in size and position as I scale/slide the range slider at the bottom of the timeline (I believe it's a RadSlider), as though 'linked' to the timeline. 

To do this, instinctively I would bind to ActualVisiblePeriodRange, ActualVisiblePeriodStart, ActualVisiblePeriodEnd etc. Something like this...

<telerik:RadTimeline x:Name="RadTimeline1" ActualVisiblePeriodRange="{Binding VisiblePeriodRange, Mode=OneWayToSource}" />

However, this doesn't seem to work. I am aware that these properties are readonly.

 

How can I get the above properties into the View Model so that I can make use of them in other view models? Bear in mind, I don't want to set ActualVisiblePeriodRange/Start/End, I just want to get their values.

Many thanks in advance!

Dinko | Tech Support Engineer
Telerik team
 answered on 09 Aug 2017
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