WPF

public ObservableCollection<Defect> AllSubCategories { get; private set; }

        private void CreateAllSubCategories(int categoryId)
        {
            var query = _dc.subCategories.Where(subcategory => subcategory.categoryId == categoryId);
            var allDefects = query.ToList();

            AllSubCategories = new ObservableCollection<SubCategory>(allSubCategories);
        }

<br />
                                                <Style x:Key="cColumnStyle" TargetType="{x:Type igDP:CellValuePresenter}"><br />
                                                        <Setter Property="Background" Value="LightGoldenRodYellow "></Setter><br />
                                                        <Style.Triggers><br />
                                                            <DataTrigger Binding="{Binding Path=Cells[&quot;IsConfigurable&quot;].Value}" Value="False"><br />
                                                                <Setter Property="IsEnabled" Value="False"/><br />
                                                            </DataTrigger><br />
                                                        </Style.Triggers><br />
                                                    </Style><br />

<br />
Error	2	Names and Values in a MarkupExtension cannot contain quotes. The MarkupExtension arguments ' Path=Cells["IsConfigurable"].Value}' are not valid. <br />

private void RightButtonClick(object sender, RoutedEventArgs e)
{
    ListBoxPreview.SelectedIndex = ListBoxPreview.SelectedIndex + 1;
}