EDIT

    </elements>

    <elements xsi:type="basic:PartDescriptor" xmi:id="_ARZyMKz2EeeBIsZyvYlAaA" elementId="eu.etaxonomy.taxeditor.editor.group.authority.e4.CdmAuthorityEditorE4" label="%editor.name.4" closeable="true" dirtyable="true" contributionURI="bundleclass://eu.etaxonomy.taxeditor.editor/eu.etaxonomy.taxeditor.editor.group.authority.e4.CdmAuthorityEditorE4"/>

    <elements xsi:type="basic:PartDescriptor" xmi:id="_Fa8l4M7XEeex0rHJ7p8Zdw" elementId="eu.etaxonomy.taxeditor.editor.view.workingSet.WorkingSetEditor" label="Working Set Editor" tooltip="Working Set Editor" allowMultiple="true" closeable="true" dirtyable="true" contributionURI="bundleclass://eu.etaxonomy.taxeditor.editor/eu.etaxonomy.taxeditor.editor.workingSet.WorkingSetEditor"/>

    <elements xsi:type="basic:PartDescriptor" xmi:id="_XcQMEN8mEee9zP45RW4C3A" elementId="eu.etaxonomy.taxeditor.editor.workingSet.WorkingSetNavigator" label="Working Set Navigator" closeable="true" contributionURI="bundleclass://eu.etaxonomy.taxeditor.editor/eu.etaxonomy.taxeditor.editor.workingSet.WorkingSetNavigator">

      <handlers xmi:id="_JvYVgNXoEeeLtdyzt6BEAA" elementId="eu.etaxonomy.taxeditor.editor.workingSet.handler.OpenCharacterMatrixHandler" contributionURI="bundleclass://eu.etaxonomy.taxeditor.editor/eu.etaxonomy.taxeditor.editor.workingSet.handler.OpenCharacterMatrixHandler" command="_FnWwMNXoEeeLtdyzt6BEAA"/>

      <handlers xmi:id="_SQL_wN86Eee9zP45RW4C3A" elementId="eu.etaxonomy.taxeditor.editor.workingSet.handler.OpenWorkingSetEditorHandler" contributionURI="bundleclass://eu.etaxonomy.taxeditor.editor/eu.etaxonomy.taxeditor.editor.workingSet.handler.OpenWorkingSetEditorHandler" command="_xdCSwN85Eee9zP45RW4C3A"/>

    <elements xsi:type="commands:Command" xmi:id="_4nv18K21EeeykrJkROy5EA" elementId="eu.etaxonomy.taxeditor.editor.command.new.person" commandName="%command.name.26"/>

    <elements xsi:type="commands:Command" xmi:id="_FnWwMNXoEeeLtdyzt6BEAA" elementId="eu.etaxonomy.taxeditor.editor.command.workingSet.openCharacterMatrix" commandName="Open Character Matrix"/>

    <elements xsi:type="commands:Command" xmi:id="_xdCSwN85Eee9zP45RW4C3A" elementId="eu.etaxonomy.taxeditor.editor.command.workingSet.openWorkingSetEditor" commandName="Open Working Set Editor"/>

  </fragments>

  <fragments xsi:type="fragment:StringModelFragment" xmi:id="_pZmusEalEeeXMc6kSYO7Xg" featurename="children" parentElementId="eu.etaxonomy.taxeditor.menu.showView" positionInList="after:eu.etaxonomy.taxeditor.workbench.menuseparator.navigation">

    <elements xsi:type="menu:HandledMenuItem" xmi:id="_5s52EIZ3EeeOc9DZcjNN7g" elementId="eu.etaxonomy.taxeditor.editor.showViewMenu.concept" label="%command.label.6" tooltip="%command.label.6" command="_WPjpoDSnEeek0dKsFNy--Q">

import org.eclipse.nebula.widgets.nattable.data.ListDataProvider;

import org.eclipse.nebula.widgets.nattable.edit.EditConfigAttributes;

import org.eclipse.nebula.widgets.nattable.edit.editor.IComboBoxDataProvider;

import org.eclipse.nebula.widgets.nattable.export.command.ExportCommandHandler;

import org.eclipse.nebula.widgets.nattable.extension.glazedlists.GlazedListsEventLayer;

import org.eclipse.nebula.widgets.nattable.extension.glazedlists.GlazedListsSortModel;

import org.eclipse.swt.SWT;

import org.eclipse.swt.events.SelectionAdapter;

import org.eclipse.swt.events.SelectionEvent;

import org.eclipse.swt.layout.GridLayout;

import org.eclipse.swt.widgets.Button;

import org.eclipse.swt.widgets.Combo;

import eu.etaxonomy.taxeditor.editor.workingSet.matrix.supplementalInfo.SupplementalInfoDisplayConverter;

import eu.etaxonomy.taxeditor.model.IDirtyMarkable;

import eu.etaxonomy.taxeditor.model.IPartContentHasDetails;

import eu.etaxonomy.taxeditor.model.MessagingUtils;

import eu.etaxonomy.taxeditor.store.CdmStore;

import eu.etaxonomy.taxeditor.workbench.WorkbenchUtility;

        this.workingSet = CdmStore.getService(IWorkingSetService.class).load(workingSetUuid);

        thisPart.setLabel(workingSet.getLabel());

        //get features/columns stored in working set

        FeatureTree tree = workingSet.getDescriptiveSystem();

        List<Feature> features = new ArrayList<>(tree.getDistinctFeatures());

        /**

         * Table state persistence

         */

        //load persisted state

        FileInputStream inputStream;

        try {

            inputStream = new FileInputStream(statePropertiesFile);

            natTableState.load(inputStream);

        } catch (IOException e) {

        }

        DisplayPersistenceDialogCommandHandler handler =

                new DisplayPersistenceDialogCommandHandler(natTableState, natTable);

        gridLayer.registerCommandHandler(handler);

     // create a combobox for showing the available view states

                .getAvailableStates(natTableState)

                .toArray(new String[] {}));

            @Override

            public void widgetSelected(SelectionEvent e) {

                if (index >= 0) {

                    // load the state

                    natTable.loadState(selected, natTableState);

                }

            @Override

            public void handleStateChange(StateChangeEvent event) {

                        .getAvailableStates(natTableState)

                        .toArray(new String[] {}));

            }

        });

        // add button to show dialog

            @Override

            public void widgetSelected(SelectionEvent e) {

                natTable.doCommand(new DisplayPersistenceDialogCommand(natTable));

            }

        });

        /**

         * excel export

         */

        parent.layout();

    }

        this.dirty.setDirty(true);

    }

    @Persist

    @Override

    public void save(IProgressMonitor monitor) {

            conversation.close();

            conversation = null;

        }

        try (FileOutputStream tableStateStream =

                new FileOutputStream(getStatePropertiesFile())) {

            natTableState.store(tableStateStream, null);

    }

    /**

     * {@inheritDoc}

     */

	public static final String COLLAPSE_ALL = "collapse_all";

	public static final String SWITCH_VIEW_TYPE = "switch_view_type";

	//derivative icons

	public static final String TISSUE_SAMPLE_DERIVATE = "tissue_sample_derivate";

		        "lock_open.png");

		registerImage(registry, SWITCH_VIEW_TYPE,

		        "switch_view_type-16x16-32.png");

		registerImage(registry, DNA_SAMPLE_DERIVATE,

		        "dna_derivate-16x16-32.png");

		registerImage(registry, DNA_SAMPLE_DERIVATE_CHARACTER_DATA,

		        "character_data_derivate-16x16-32.png");

		registerImage(registry, DEFAULT_DERIVATIVE,

				"default_derivate-16x16-32.png");

		registerImage(registry, WEB,

		        "web.gif");