EDIT

import org.eclipse.swt.SWT;

import org.eclipse.swt.events.SelectionAdapter;

import org.eclipse.swt.events.SelectionEvent;

import org.eclipse.swt.layout.GridData;

import org.eclipse.swt.layout.RowLayout;

import org.eclipse.swt.widgets.Combo;

import org.eclipse.swt.widgets.Composite;

import org.eclipse.swt.widgets.Label;

import eu.etaxonomy.cdm.persistence.query.MatchMode;

		addField(new BooleanFieldEditor(IPreferenceKeys.SHOW_SIMPLE_NAME_DETAILS_SECTION,

                "Show only a simple name details view",

                getFieldEditorParent()));

		Composite composite = new Composite(getFieldEditorParent(), SWT.NULL);

        composite.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true, false, 2, 1));

        composite.setLayout(new RowLayout(1));

        final Label label = new Label(composite, SWT.NONE);

        label.setText("Choose the prefered match mode for searches.");

        final Combo combo_MatchMode = new Combo(composite, SWT.NONE);

        MatchMode[] matchModes = MatchMode.values();

        int currentSelectionIndex = 0;

        for(int i = 0; i < matchModes.length; i++){

            MatchMode mode = matchModes[i];

            combo_MatchMode.add(mode.name(),i);

            //TODO:the correct preselection is needed here!!

            if (mode.equals(PreferencesUtil.getSearchConfigurator().getMatchMode())){

                currentSelectionIndex = i;

            }

        }

        combo_MatchMode.select(currentSelectionIndex);

        combo_MatchMode.addSelectionListener(new SelectionAdapter() {

            /* (non-Javadoc)

             * @see org.eclipse.swt.events.SelectionAdapter#widgetSelected(org.eclipse.swt.events.SelectionEvent)

             */

            @Override

            public void widgetSelected(SelectionEvent e) {

                int selectionIndex = combo_MatchMode.getSelectionIndex();

                PreferencesUtil.getSearchConfigurator().setMatchMode(MatchMode.valueOf(combo_MatchMode.getItem(selectionIndex)));

            }

        });