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11 answers
265 views
Hi,

Does WPF RadGridView support gesturing (touch support)? I.e. will scrolling happen if we swipe our finder/stylus on the RadGridView?

In our application, the grid scrolls with mouse, but when we try to use touch (finger as well as stylus) for scrolling, the grid does not scroll.

Please advice.

Thanks.
Nick
Telerik team
 answered on 17 Dec 2014
0 answers
172 views
Hi,

c# .NET 4.5, WPF, RadGridView

I have a RadGridView in a UserControl. I bind an ItemsSource on my Grid, which uses a Template with a RadButton on it. The Button
use a command of the main DataContext and in the CommandParameter i send the name of the usercontrol which should be loaded on
the the next TabItem. So far so good.

But how do i get the item of the RadGridView where i pressed the RadButton, i want to send the item ID with my command to load the
Task on the next TabItem?

Thanks
Best Regards
Rene
ITA
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 asked on 17 Dec 2014
1 answer
79 views
So I created a custom Itool that is implemented within the ImageEditor. When you attach a tool any other tool that was attached becomes Detached. I need to have the ability to  have multiple tools attached to the Image Editor at the same time.. so the user could see multiple Rectangles around areas of the image ,as my tool is similar to the crop tool but does not crop my image, at the same time. They would be distinguished by there color and if they have the ability to change the size via the mouse. so if 2 were up andthe user moused down within 1 of them that tool would be come the active tool and the user could modify it.

So when I try to attach another instance of my tool the first one becomes detached. there must be a way to override this behavior?

Any help is greatly appreciated.

-Traci
Todor
Telerik team
 answered on 17 Dec 2014
8 answers
336 views
Hello,

I've had the need to programmatically customize and lock the provided Styles Gallery to set of my choosing.

I need to do this in order to lock the users into a predefined set of styles.  I intend the result to be exported as html, and it would be nice on the design surface that what the user sees matches (as close as I can) preexisting css rules.  I like the existing WYSIWYG feature, but for the current project at hand that is irrelevant right now.

Are there any plans to expose the APIs for the styles gallery?  Am I missing something obvious if this is already doable?

Thanks,

Lester
Todor
Telerik team
 answered on 17 Dec 2014
1 answer
183 views
I am trying to get up and running with the ribbon view and cannot get it to render to the screen. Can you please let me know what I am doing wrong. My project source is attached and below is a the screen I get when I run the application..

<Window x:Class="TelerikWpfTest.MainWindow"
                xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
                xmlns:telerik="http://schemas.telerik.com/2008/xaml/presentation"
                Title="Ribbon and Docking Test" Height="600" Width="800">
    <Grid>
        <telerik:RadRibbonView ApplicationName="Ribbon and Docking Test">
            <telerik:RadRibbonTab Header="Home">
                <telerik:RadRibbonGroup Header="Clipboard"/>
            </telerik:RadRibbonTab>
            <telerik:RadRibbonTab Header="View"/>
        </telerik:RadRibbonView>
    </Grid>
</Window>



Kiril Vandov
Telerik team
 answered on 17 Dec 2014
3 answers
265 views
Hi,

In my scenario the path of the application don't contains any dll.
The application overrides OnResolveAssembly granting that all work good and loading the dlls from others path.
Except the RadRichTextBox!

How to adopt a similar strategy with MEF and assign dinamically the dll positions?







Marcello
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Iron
 answered on 17 Dec 2014
3 answers
230 views
Hi,

I am using a Timeline to show and edit Employee shift times (see attachment).

The user is able to use the TAB key to go through every Time in order and works great until the schedule is scrolled.

Once the user scrolls the schedule the TAB order is random and takes the user to random employees / days.

I am guessing this has got to do with virtualization and container reuse in the control.

Is there a way to turn off virtualization? My data set will always be small so the users will be able to cope with a less responsive control if they can use the TAB key properly.

Thanks
Anthony
Rosi
Telerik team
 answered on 16 Dec 2014
1 answer
185 views
Hi,

How to show the default file format as pdf clicking the save button in RadRichTextBox Ribbon Bar?
Perhaps a parameter in the SaveCommand?

Thanks,
marc.








Todor
Telerik team
 answered on 16 Dec 2014
4 answers
122 views
Hi guys, 
my application recently logged the following unhandled exception.
It happened just once and I'm unable to reproduce it, but looking at the stacktrace it seems an invalid cast on the RadTabControl.ScrollViewer_MouseWheel.

I never subscribe to that event so I'm assuming it's something related to RadTabControl internal implementation...
Can you have a look at it?

Thanks

Manuel

<SerializableException xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <ExtendedInformation>
    <HResult>-2146233079</HResult>
  </ExtendedInformation>
  <Message>'System.Windows.Documents.Hyperlink' is not a Visual or Visual3D.</Message>
  <Source>PresentationCore</Source>
  <StackTrace>   at MS.Internal.Media.VisualTreeUtils.AsVisual(DependencyObject element, Visual&amp; visual, Visual3D&amp; visual3D)

 at Telerik.Windows.Controls.RadTabControl.ScrollViewer_MouseWheel(Object sender, MouseWheelEventArgs e)
 at System.Windows.RoutedEventArgs.InvokeHandler(Delegate handler, Object target)
 at System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised)
 at System.Windows.UIElement.RaiseEventImpl(DependencyObject sender, RoutedEventArgs args)
 at System.Windows.UIElement.RaiseTrustedEvent(RoutedEventArgs args)
 at System.Windows.Input.InputManager.ProcessStagingArea()
 at System.Windows.Input.InputProviderSite.ReportInput(InputReport inputReport)
 at System.Windows.Interop.HwndMouseInputProvider.ReportInput(IntPtr hwnd, InputMode mode, Int32 timestamp, RawMouseActions actions, Int32 x, Int32 y, Int32 wheel)
 at System.Windows.Interop.HwndMouseInputProvider.FilterMessage(IntPtr hwnd, WindowMessage msg, IntPtr wParam, IntPtr lParam, Boolean&amp; handled)
 at System.Windows.Interop.HwndSource.InputFilterMessage(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean&amp; handled)
 at MS.Win32.HwndWrapper.WndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean&amp; handled)
 at MS.Win32.HwndSubclass.DispatcherCallbackOperation(Object o)
 at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
 at MS.Internal.Threading.ExceptionFilterHelper.TryCatchWhen(Object source, Delegate method, Object args, Int32 numArgs, Delegate catchHandler)
</StackTrace>
  <TargetSite>Void AsVisual(System.Windows.DependencyObject, System.Windows.Media.Visual ByRef, System.Windows.Media.Media3D.Visual3D ByRef) @ MS.Internal.Media.VisualTreeUtils</TargetSite>
  <Type>System.InvalidOperationException</Type>
</SerializableException>
Manuel
Top achievements
Rank 1
 answered on 16 Dec 2014
8 answers
154 views
Hi,

We are using WPF RadGridView in our screen.
We notice that the screens which have RadGridView without grouping perform better but the screens where grouping is enabled take a long time to load.
Our best guess is that UI virtualization is not happening for RadGridView with grouping enabled.

Is UI Virtualization turned off when grouping is enabled? If yes, please suggest an alternative way to improve performance.

Thanks.
Dimitrina
Telerik team
 answered on 16 Dec 2014
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