private void Raster_PropertiesClicked(object sender, RasterLayerEventArgs e)
 {
     LayerDialog dlg = new LayerDialog(e.RasterLayer, new RasterCategoryControl());
     dlg.ShowDialog(Owner);
 }
        private void Raster_PropertiesClicked(object sender, RasterLayerEventArgs e)
        {
            LayerDialog dlg = new LayerDialog(e.RasterLayer, new RasterCategoryControl());

            dlg.ShowDialog(Owner);
        }