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2 answers
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Hi. I'm trying to create a constructor for create a shapes. I have a problem with extracting geometry from RadDiagram.  I need to get the geometry in string format from all the drawn elements. This topic has already been discussed here 2 years ago https://www.telerik.com/forums/geometry-to-xaml. Now I make it so that for each coordinate in the geometry I add a position, but for some reason there is a shift to the left and down. What could be the problem? For example i have geometry for picture 1:   

shape1: M0.5,0.5L111.5,0.5 111.5,74.5 0.5,74.5z , position: 300, 290

shape2: M0.5,0.5L111.5,0.5 111.5,74.5 0.5,74.5z, position: 360, 230

and geometry for picture 2: M300.5,290.5L411.5,290.5 411.5,364.5 300.5,364.5 M360.5,230.5L471.5,230.5 471.5,304.5 360.5,304.5

 

Svyatoslav
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 answered on 28 Aug 2018
2 answers
114 views

Is it easily possible to allow column reordering, but then restrict columns within groups to only be reordered within that group?

Similarly, columns not in a group cannot be moved into a group - where both situations at the moment allow the group to be split into two groups of the same name each with a subset of the group's columns.

 

Thanks,
Maurice

Maurice
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 answered on 28 Aug 2018
5 answers
215 views

When enabling PerMonitor DPI awareness for an application using RadDocking it only works correctly for the main monitor.
Our test environment is setup as follows:

- Windows 10 (1803; at least 1603 required)
- first monitor 1920x1080 @125%
- second monitor 1680x1050 @150%

On the first monitor the docking behaves as expected.
When moved to the second monitor some of the compasses are displayed at incorrect positions and react to mouse positions other than their screen position.
Please see attached video for more details.

Please let us know how to resolve issue with RadDocking - we require PerMonitor DPI awareness for our application.

Martin Ivanov
Telerik team
 answered on 24 Aug 2018
1 answer
170 views

Hi,

My grid uses Ajax to load its entire content at initial load. Paging/Filtering/Sorting all done locally afterwards. I would like to enable interactive Grouping that mimics as closely as possible the Telerik Windows Forms Grid.

When the user groups on a column, the grid should display initially collapsed groups with as many group headers as fit into the given page size. Ideally, The group headers should also indicate the number of child rows in the group. Ideally I should be able to sort the group headers according to the count of members (largest group first).

I had a look at documentation but most samples seem to use the databind event which is as far as I know not fired when the user selects grouping after data load.

I'm a beginner with ASP.NET MVC so I might have missed the obvious.

Thanks and kind regards

Erwin

erwin
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 answered on 24 Aug 2018
6 answers
930 views

I'm using the GroupDescriptors property in XAML to define the grid to group rows. I.e. the rows are grouped using one column.

Why is the grouped column still visible when I start the application? When I ungroup and the group again using mouse, the column is then hidden. Not very consistent. Is this a bug or am I missing a property here?

You can test this issues with your SDK Samples Browser application. Just open the GridView->Group Selection example in Visual Studio, set ShowColumnWhenGrouped property to false for the first GridViewDataColumn object, and run the example. For simplicity, you may also want to comment out the second GroupDescriptor object in the GroupDescriptors collection. I.e. use just one column to group like I do.

Vladimir Stoyanov
Telerik team
 answered on 24 Aug 2018
10 answers
312 views

telerik version: 2018.2.515.40

When i click on the item in the property grid, i expect the Label's foreground to turn into Black color. But it didn't.

 

<telerik:RadPropertyGrid Grid.Row="0"
                         x:Name="grdTestProperty" Margin="4"
                         Item="{Binding TestProperty, Mode=OneWay}"
                         SearchBoxVisibility="Collapsed"
                         SearchInNestedProperties="False"
                         FieldIndicatorVisibility="Collapsed"
                         IsVirtualizing="True"
                         AutoGeneratePropertyDefinitions="True"
                         NestedPropertiesVisibility="Visible"
                         LabelColumnWidth="{Binding LabelColumnWidth, Mode=OneWay}"                                 
                         RenderMode="Flat"
                         IsReadOnly="{Binding IsReadOnly, Mode=OneWay}" Loaded="grdTestProperty_Loaded"/>
Stefan
Telerik team
 answered on 24 Aug 2018
7 answers
258 views
How can I display a BarSeries with a linear axis on the horizontal?

My application needs to display columns along an x axis that is fixed from 0 to 100.
Andrew
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 answered on 23 Aug 2018
12 answers
3.1K+ views
I would like to create a listbox that contains checkboxes similar to this, but for WPF:

http://demos.telerik.com/aspnet-ajax/listbox/examples/functionality/checkboxes/defaultcs.aspx

Notice in this demo that you can still 'select' a single row - independent of the checkboxes.  I need to preserve that functionality.  I just want to add checkboxes next to each item that can be checked (one or more).  I also need to know how to get the checked items.

Thank you,
James DiEdwardo
Dilyan Traykov
Telerik team
 answered on 23 Aug 2018
2 answers
136 views

Hi! I have RadGridView with HierarchyChildTemplate. I use Fluent no xaml theme.

Width of expander ("Plus/Minus") button smaller than it's column and all cells seems shifted left relatively headers at same width. This width is difference between expander and it's column width.

See picture attached.

How to redefine expander's width?

Stefan
Telerik team
 answered on 23 Aug 2018
10 answers
244 views

Telerik Support,

I hate to just post an exception stack trace without being able to provide many more details, but unfortunately I'm not getting any helpful information out of the stack trace to help me track this down.

System.ArgumentOutOfRangeException: Index must be within the bounds of the List.
Parameter name: index
   at System.ThrowHelper.ThrowArgumentOutOfRangeException(ExceptionArgument argument, ExceptionResource resource)
   at System.Collections.Generic.List`1.Insert(Int32 index, T item)
   at Telerik.Windows.Data.KeyedCollection.Insert(Int32 index, Object value)
   at Telerik.Windows.Data.QueryableCollectionView.ProcessSynchronousCollectionChanged(NotifyCollectionChangedEventArgs args)
   at Telerik.Windows.Data.QueryableCollectionView.ProcessCollectionChanged(NotifyCollectionChangedEventArgs args)
   at Telerik.Windows.Data.QueryableCollectionView.OnSourceCollectionChanged(Object sender, NotifyCollectionChangedEventArgs args)
   at Telerik.Windows.Data.QueryableCollectionView.Telerik.Windows.Data.IWeakEventListener<System.Collections.Specialized.NotifyCollectionChangedEventArgs>.ReceiveWeakEvent(Object sender, NotifyCollectionChangedEventArgs args)
   at Telerik.Windows.Data.WeakEvent.WeakListener`1.Handler(Object sender, TArgs args)
   at System.Collections.ObjectModel.ObservableCollection`1.OnCollectionChanged(NotifyCollectionChangedEventArgs e)
   at COMPANYNAME.Data.APSSObservableItemCollection`1.OnCollectionChanged(NotifyCollectionChangedEventArgs e)
   at System.Collections.ObjectModel.ObservableCollection`1.SetItem(Int32 index, T item)
   at System.Collections.ObjectModel.Collection`1.set_Item(Int32 index, T value)
   at PRODUCTNAME.AsyncReturns.<>c__DisplayClass37_0.<INTERNALMETHOD>b__0()
   at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
   at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)     
intellitechcorporation
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 answered on 22 Aug 2018
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