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xamGrid Persistence Error "PersistenceGroup elements don't match elements in stream"
posted

I tried to save and load user settings to xamgrid using persistence framework 11.2

XAML:

<ig:XamGrid AutoGenerateColumns="False" ColumnLayoutHeaderVisibility="Never" Cursor="Hand" Height="680"   Name="dgQResult"  
                    ItemsSource="{Binding  Path=SchedulingQueueResult}"  Margin="8,7,15,8" Width="Auto"    h:HelpProvider.ScreenName="Scheduling Queue" h:HelpProvider.ControlName="dgQResult" Loaded="dgQResult_Loaded" MouseDoubleClick="dgQResult_MouseDoubleClick">
                        <ig:XamGrid.FilteringSettings>
                            <ig:FilteringSettings AllowFiltering="FilterMenu" />
                        </ig:XamGrid.FilteringSettings>
                        <ig:XamGrid.SelectionSettings>
                            <ig:SelectionSettings CellClickAction="SelectRow" RowSelection="Single" />
                        </ig:XamGrid.SelectionSettings>
                        <i:Interaction.Triggers>
                            <i:EventTrigger EventName="MouseDoubleClick" >
                                <cmd:EventToCommand PassEventArgsToCommand="True" Command="{Binding Path=ViewOrderCommand}" />
                            </i:EventTrigger>
                    </i:Interaction.Triggers>
                        <ig:ContextMenuService.Manager>
                            <ig:ContextMenuManager OpenMode="RightClick">
                                <ig:ContextMenuManager.ContextMenu >
                                    <ig:XamContextMenu Name="XamSchedulingQMenu" Opening="XamSchedulingQMenu_Opening">

                                        <ig:XamMenuItem Header="View All Enrollment Information" >
                                            <ig:XamMenuItem.InputBindings>
                                                <MouseBinding MouseAction="LeftClick"  Command="{Binding Path=LoadOtherScreenCommand}" CommandParameter="PatientEnrollment" />
                                            </ig:XamMenuItem.InputBindings>
                                        </ig:XamMenuItem>

</ig:XamContextMenu>
                                </ig:ContextMenuManager.ContextMenu>
                            </ig:ContextMenuManager>
                        </ig:ContextMenuService.Manager>
                        <ig:XamGrid.Columns>
                            <ig:TextColumn Key="OrderIDKey" HeaderText="OrderIDKey"  Visibility="Collapsed" Width="Auto"  IsFilterable="True"  IsFixable="True" IsGroupable="True"  IsMovable="True" IsResizable="True" IsSortable="True" IsSummable="True" VerticalContentAlignment="Center" IsReadOnly="True" />
                           

... Other Columns ...

<ig:ColumnLayout  Key="Children">
                                <ig:ColumnLayout.Columns>
                                    <ig:TextColumn Key="OrderIDKey" HeaderText="OrderIDKey"  Visibility="Collapsed" Width="Auto"  IsFilterable="True"  IsFixable="True" IsGroupable="True"  IsMovable="True" IsResizable="True" IsSortable="True" IsSummable="True" VerticalContentAlignment="Center" IsReadOnly="True" />
                                 

.... Other Columns ...

</ig:ColumnLayout.Columns>
                            </ig:ColumnLayout>


                        </ig:XamGrid.Columns>
                    </ig:XamGrid>


XAML.CS:

On window Closing event: (Saved user settings)

            using (MemoryStream mStream = PersistenceManager.Save(grid, GetStandardGridPersistenceSettings()))
            {
                mStream.Position = 0;
                using (FileStream fs = new FileStream(@"E:\temp\persistence_scheduling.xml", FileMode.OpenOrCreate))
                {
                     mStream.WriteTo(fs);
                }
            }

On Window Loaded Event: (Load Settings):

            if (!System.IO.File.Exists(@"E:\temp\persistence_scheduling.xml"))
                return;

            using (FileStream fs = File.OpenRead(@"E:\temp\persistence_scheduling.xml"))
            {
                PersistenceManager.Load(grid, fs, GetStandardGridPersistenceSettings());
            }

Common Funtions:

public static PersistenceSettings GetStandardGridPersistenceSettings()
        {
            PersistenceSettings settings = new PersistenceSettings();
            settings.SavePersistenceOptions = PersistenceOption.OnlySpecified;

            // Filter menu
            PropertyNamePersistenceInfo prop = new PropertyNamePersistenceInfo();
            prop.PropertyName = "RowFiltersCollection";
            settings.PropertySettings.Add(prop);

            prop = new PropertyNamePersistenceInfo();
            prop.PropertyName = "Columns[].Key";
            settings.PropertySettings.Add(prop);

            // Filter menu
            prop = new PropertyNamePersistenceInfo();
            prop.PropertyName = "Columns[].FilterColumnSettings";
            settings.PropertySettings.Add(prop);

            // Maybe this is for top filter row?
            prop = new PropertyNamePersistenceInfo();
            prop.PropertyName = "FilteringSettings";
            settings.PropertySettings.Add(prop);

            // Column sort

            prop = new PropertyNamePersistenceInfo();
            prop.PropertyName = "SortingSettings";
            settings.PropertySettings.Add(prop);

        
            // Column order?
            prop = new PropertyNamePersistenceInfo();
            prop.PropertyName = "ColumnMovingSettings";
            settings.PropertySettings.Add(prop);

            // Column width?
            prop = new PropertyNamePersistenceInfo();
            prop.PropertyName = "ColumnResizingSettings";
            settings.PropertySettings.Add(prop);

            // Visible columns?
            prop = new PropertyNamePersistenceInfo();
            prop.PropertyName = "ColumnChooserSettings";
            settings.PropertySettings.Add(prop);

            return settings;
        }

Error On Load Settings:

PersistenceGroup elements don't match elements in stream.

   at Infragistics.Persistence.PersistenceManager.LoadGroup(PersistenceGroup group, Stream stream, PersistenceSettings settings)
   at Infragistics.Persistence.PersistenceManager.Load(DependencyObject obj, Stream stream, PersistenceSettings settings)
   at RxVector.Views.Queues.PreOrder.SchedulingQ.DeSeralizeGridSettings(XamGrid grid, String gridSettings) in E:\TFS\RxVector\RxVector\Views\Queues\PreOrder\SchedulingQ.xaml.cs:line 201
   at RxVector.Views.Queues.PreOrder.SchedulingQ.dgQResult_Loaded(Object sender, RoutedEventArgs e) in E:\TFS\RxVector\RxVector\Views\Queues\PreOrder\SchedulingQ.xaml.cs:line 391
   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.BroadcastEventHelper.BroadcastEvent(DependencyObject root, RoutedEvent routedEvent)
   at System.Windows.BroadcastEventHelper.BroadcastLoadedEvent(Object root)
   at MS.Internal.LoadedOrUnloadedOperation.DoWork()
   at System.Windows.Media.MediaContext.FireLoadedPendingCallbacks()
   at System.Windows.Media.MediaContext.FireInvokeOnRenderCallbacks()
   at System.Windows.Media.MediaContext.RenderMessageHandlerCore(Object resizedCompositionTarget)
   at System.Windows.Media.MediaContext.RenderMessageHandler(Object resizedCompositionTarget)
   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)

 


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