Telerik Forums
UI for WPF Forum
3 answers
308 views
Hi,

I'd like to make a simple bar chart like the image I've attached.  It's really very basic bar chart (not sure Telerik's name for this sort of chart) with a single series.  Each of the bars should be labeled with it's value.

Please point me to any examples or snippets that would help me create it.  I prefer to do as much of it using MVVM as possible.


Thanks!
Petar Marchev
Telerik team
 answered on 15 Apr 2014
1 answer
93 views
Hi,

Can anyone help me installing the trial version of telerik for wpf

Thanks,
Manmohan
Yana
Telerik team
 answered on 15 Apr 2014
7 answers
168 views
Hi,

I create a control using a RadScheduleView and a weekview definition. People using my control pass me a collection of not readonly slot and I want to set the rest of the view as readonly. I want to know if there is a mechanism for doing this in the control.

Thank's
Alain
Kalin
Telerik team
 answered on 15 Apr 2014
2 answers
156 views
Hi,

I created a UserControl based on a ScheduleView. My UserControl offer an OnCanDrop event so I implemented a DragDropCustomBehavior to reach my goal. In the CanDrop override method of my DragDropBehavior, I don't want to raise my event when I'm over the appointment I'm dragging...

Thank's
Alain
Kalin
Telerik team
 answered on 14 Apr 2014
1 answer
83 views
http://www.telerik.com/help/wpf/gridview-managing-data-validation.html

Hello, I would like to achieve the red validation pop-out message as shown in the 2nd picture from the link above. All my other codes are working, except for red pop-out message. Is there anything I'm overlooking? Below are my codes:

​
private void GridCommsEqp_OnCellValidating(object sender, GridViewCellValidatingEventArgs e)
        {
            switch (e.Cell.Column.UniqueName)
            {
                case "SSN":
                    if (e.NewValue.ToString().Length > 30)
                    {
                        e.IsValid = false;
                        e.ErrorMessage = string.Format("{0} must not be longer than 30 characters. " +
                                                       "Current length: {1}", e.Cell.Column.Header,
                                                       e.NewValue.ToString().Length);
                    }
                    break;
                case "OfficialDesc":
                case "CommonDesc":
        .
        .
        .
        }
Yoan
Telerik team
 answered on 14 Apr 2014
3 answers
75 views
I have a datepicker in a grid column, and when the cell changes, it does not call my grid event "OnRowEditEndedCommandCommandExecuted". How do I make this happen? Thanks.


          <telerik:GridViewDataColumn  Header="Date Filled" Width="100" >
                    <telerik:GridViewColumn.CellTemplate>
                        <DataTemplate>
                            <telerik:RadDatePicker SelectedValue="{Binding DateFilled, Mode=TwoWay}"/>
                        </DataTemplate>
                    </telerik:GridViewColumn.CellTemplate>
                </telerik:GridViewDataColumn>
Boris
Telerik team
 answered on 14 Apr 2014
1 answer
140 views
Is it possible to control the location of the window after it has been minimized? Currently it always shows right above the start bar. 
Kalin
Telerik team
 answered on 14 Apr 2014
2 answers
125 views
Hi!

I am trying to create a tree diagram in the code behind. The problem is the connectors are segmented to much. Is there a way to adjust segmentation? Attached you can find the screen grab.

Thanks,
Sammy
Top achievements
Rank 1
 answered on 14 Apr 2014
6 answers
131 views
I'm seeing two different validation error messages with different styles when I hover the mouse over slightly different portions of the hotspot. Is there a way I can get rid of the second one - the one I did not set?

Yordanka
Telerik team
 answered on 14 Apr 2014
1 answer
80 views
Hello.
I faced with the next problem.
I have form and one comboBox in this form. I move this combobox dynamically. When I click one place  - combobox will be  displayed there and  open. But when I click to another place - there will be error. But when I try to use debuger and add few breakpoints in different places - I can't catch this exeption

Message = "Object reference not set to an instance of an object."

and StackTrace

t Telerik.Windows.Controls.AutoClosePopupWrapper.set_IsOpen(Boolean value) in c:\TB\117\WPF_Scrum\Release_WPF\Sources\Development\Core\Controls\Popup\AutoCloseWrapper\AutoClosePopupWrapper.cs:line 104
   at Telerik.Windows.Controls.AutoClosePopupWrapper.OnMouseLeftButtonUp(Object sender, MouseButtonEventArgs e) in c:\TB\117\WPF_Scrum\Release_WPF\Sources\Development\Core\Controls\Popup\AutoCloseWrapper\AutoClosePopupWrapper.cs:line 248
   at System.Windows.Input.MouseButtonEventArgs.InvokeEventHandler(Delegate genericHandler, Object genericTarget)
   at System.Windows.RoutedEventArgs.InvokeHandler(Delegate handler, Object target)
   at System.Windows.RoutedEventHandlerInfo.InvokeHandler(Object target, RoutedEventArgs routedEventArgs)
   at System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised)
   at System.Windows.UIElement.ReRaiseEventAs(DependencyObject sender, RoutedEventArgs args, RoutedEvent newEvent)
   at System.Windows.UIElement.OnMouseUpThunk(Object sender, MouseButtonEventArgs e)
   at System.Windows.Input.MouseButtonEventArgs.InvokeEventHandler(Delegate genericHandler, Object genericTarget)
   at System.Windows.RoutedEventArgs.InvokeHandler(Delegate handler, Object target)
   at System.Windows.RoutedEventHandlerInfo.InvokeHandler(Object target, RoutedEventArgs routedEventArgs)
   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.UIElement.RaiseEvent(RoutedEventArgs args, Boolean trusted)
   at System.Windows.Input.InputManager.ProcessStagingArea()
   at System.Windows.Input.InputManager.ProcessInput(InputEventArgs input)
   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& handled)
   at System.Windows.Interop.HwndSource.InputFilterMessage(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
   at MS.Win32.HwndWrapper.WndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& 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)
   at System.Windows.Threading.Dispatcher.LegacyInvokeImpl(DispatcherPriority priority, TimeSpan timeout, Delegate method, Object args, Int32 numArgs)
   at MS.Win32.HwndSubclass.SubclassWndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam)
   at MS.Win32.UnsafeNativeMethods.DispatchMessage(MSG& msg)
   at System.Windows.Threading.Dispatcher.PushFrameImpl(DispatcherFrame frame)
   at System.Windows.Threading.Dispatcher.PushFrame(DispatcherFrame frame)
   at System.Windows.Window.ShowHelper(Object booleanBox)
   at System.Windows.Window.Show()
   at System.Windows.Window.ShowDialog()
Rosen Vladimirov
Telerik team
 answered on 14 Apr 2014
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