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BrushEditor crashes if application targets .NET 4

description

If you change the target of the sample application from .NET 3.5 to .NET 4, the brush editor will not work any more; once you try to move a gradient stop, an exception occurs:
 
Unhandled WPF exception
Exception thrown:
System.ArgumentOutOfRangeException: Specified argument was out of the range of valid values.
Parameter name: index
at MS.Utility.FrugalObjectList`1.get_Item(Int32 index)
at System.Windows.Freezable.GetChangeHandlersAndInvalidateSubProperties(EventStorage& calledHandlers)
at System.Windows.Freezable.FireChanged()
at System.Windows.Freezable.OnPropertyChanged(DependencyPropertyChangedEventArgs e)
at System.Windows.DependencyObject.NotifyPropertyChange(DependencyPropertyChangedEventArgs args)
at System.Windows.DependencyObject.UpdateEffectiveValue(EntryIndex entryIndex, DependencyProperty dp, PropertyMetadata metadata, EffectiveValueEntry oldEntry, EffectiveValueEntry& newEntry, Boolean coerceWithDeferredReference, Boolean coerceWithCurrentValue, OperationType operationType)
at System.Windows.DependencyObject.SetValueCommon(DependencyProperty dp, Object value, PropertyMetadata metadata, Boolean coerceWithDeferredReference, Boolean coerceWithCurrentValue, OperationType operationType, Boolean isInternal)
at System.Windows.DependencyObject.SetValueInternal(DependencyProperty dp, Object value)
at ICSharpCode.WpfDesign.Designer.PropertyGrid.Editors.BrushEditor.GradientSlider.MoveStop(GradientStop stop, Double oldOffset, DragDeltaEventArgs e)
at ICSharpCode.WpfDesign.Designer.PropertyGrid.Editors.BrushEditor.GradientSlider.thumb_DragDelta(Object sender, DragDeltaEventArgs e)
at ICSharpCode.WpfDesign.Designer.PropertyGrid.Editors.BrushEditor.GradientSlider.ClassDragDelta(Object sender, DragDeltaEventArgs e)
at System.Windows.Controls.Primitives.DragDeltaEventArgs.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.RaiseEvent(RoutedEventArgs e)
at System.Windows.Controls.Primitives.Thumb.OnMouseMove(MouseEventArgs e)
at System.Windows.UIElement.OnMouseMoveThunk(Object sender, MouseEventArgs e)
at System.Windows.Input.MouseEventArgs.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)

comments

Damslang wrote Nov 19, 2012 at 6:57 AM

Hi, I am having the same problem , any change on this item or sudjested workaround would be helpfull.

wrote Feb 14, 2013 at 9:12 PM