Ignoring AutoGeneratePropertyDefinitions

[Maxim]

Why PropertyGrid generate excess properties, when AutoGeneratePropertyDefinitions is set to false?

<Window x:Class="PropertyGridTester.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:PropertyGridTester="clr-namespace:PropertyGridTester"
        xmlns:telerik="http://schemas.telerik.com/2008/xaml/presentation"
        Title="MainWindow" Height="350" Width="525"
        mc:Ignorable="d"
        d:DataContext="{d:DesignInstance {x:Type PropertyGridTester:MainWindowViewModel}}">
    <Grid>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="Auto" />
            <ColumnDefinition Width="*" />
        </Grid.ColumnDefinitions>

        <StackPanel Grid.Column="0">
            <RadioButton Command="{Binding SetFirstClass}">Set first class</RadioButton>
            <RadioButton Command="{Binding SetSecondClass}">Set second class</RadioButton>
            <RadioButton Command="{Binding SetNull}" IsChecked="True">Set null</RadioButton>
        </StackPanel>

        <ContentControl Grid.Column="1" DataContext="{Binding SelectedClass}" Content="{Binding}">
            <ContentControl.Resources>
                <DataTemplate DataType="{x:Type PropertyGridTester:FirstClass}">
                    <telerik:RadPropertyGrid Item="{Binding}" AutoGeneratePropertyDefinitions="False" HorizontalAlignment="Stretch" SearchBoxVisibility="Collapsed"
                        SortAndGroupButtonsVisibility="Collapsed" DescriptionPanelVisibility="Collapsed" HorizontalContentAlignment="Stretch" LabelColumnWidth="110">
                        <telerik:RadPropertyGrid.PropertyDefinitions>
                            <telerik:PropertyDefinition Binding="{Binding Visible}" DisplayName="First class visible">
                                <telerik:PropertyDefinition.EditorTemplate>
                                    <DataTemplate>
                                        <TextBox Text="{Binding Visible}" />
                                    </DataTemplate>
                                </telerik:PropertyDefinition.EditorTemplate>
                            </telerik:PropertyDefinition>
                        </telerik:RadPropertyGrid.PropertyDefinitions>
                    </telerik:RadPropertyGrid>
                </DataTemplate>
                <DataTemplate DataType="{x:Type PropertyGridTester:SecondClass}">
                    <telerik:RadPropertyGrid Item="{Binding}" AutoGeneratePropertyDefinitions="False" HorizontalAlignment="Stretch" SearchBoxVisibility="Collapsed"
                        SortAndGroupButtonsVisibility="Collapsed" DescriptionPanelVisibility="Collapsed" HorizontalContentAlignment="Stretch" LabelColumnWidth="110">
                        <telerik:RadPropertyGrid.PropertyDefinitions>
                            <telerik:PropertyDefinition Binding="{Binding Visible}" DisplayName="Second class visible">
                                <telerik:PropertyDefinition.EditorTemplate>
                                    <DataTemplate>
                                        <TextBox Text="{Binding Visible}" />
                                    </DataTemplate>
                                </telerik:PropertyDefinition.EditorTemplate>
                            </telerik:PropertyDefinition>
                        </telerik:RadPropertyGrid.PropertyDefinitions>
                    </telerik:RadPropertyGrid>
                </DataTemplate>
            </ContentControl.Resources>
        </ContentControl>

    </Grid>
</Window>

using System;
using System.Windows.Input;
using Microsoft.Practices.Prism.Commands;
using Microsoft.Practices.Prism.ViewModel;

namespace PropertyGridTester
{
    public abstract class BaseClass : NotificationObject
    {
        private string _Visible = String.Empty;

        public string Visible
        {
            get { return _Visible; }
            set
            {
                if (_Visible == value)
                    return;
                _Visible = value;
                RaisePropertyChanged(() => Visible);
            }
        }

        private string _NotVisible = String.Empty;

        public string NotVisible
        {
            get { return _NotVisible; }
            set
            {
                if (_NotVisible == value)
                    return;
                _NotVisible = value;
                RaisePropertyChanged(() => NotVisible);
            }
        }

    }

    public class FirstClass : BaseClass
    {
    }

    public class SecondClass : BaseClass
    {
    }

    public class MainWindowViewModel : NotificationObject
    {
        public MainWindowViewModel()
        {
            SetFirstClass = new DelegateCommand(() => SelectedClass = new FirstClass());
            SetSecondClass = new DelegateCommand(() => SelectedClass = new SecondClass());
            SetNull = new DelegateCommand(() => SelectedClass = null);
        }

        public ICommand SetFirstClass { get; private set; }

        public ICommand SetSecondClass { get; private set; }

        public ICommand SetNull { get; private set; }

        private BaseClass _SelectedClass = null;

        public BaseClass SelectedClass
        {
            get { return _SelectedClass; }
            set
            {
                if (_SelectedClass == value)
                    return;
                _SelectedClass = value;
                RaisePropertyChanged(() => SelectedClass);
            }
        }
    }
}

[Ivan Ivanov]

Hello,

We have had a similar issue with RadPropertyGrid placed in a DataTemplate with some older versions. Would you please confirm which version of RadControls you are currently using?

All the best,
Ivan Ivanov
the Telerik team

[Maxim]

2011.3.1116.40

[Ivan Ivanov]

Hello,

This issue should be fixed with Q1 2012. Would you please try it and confirm whether it works on your side?

Regards,
Ivan Ivanov
the Telerik team

[Maxim]

Yes, 2012 version work fine.