org.hip.vif.web.util.ConfigurableSelect.java Source code

Introduction

Here is the source code for org.hip.vif.web.util.ConfigurableSelect.java

Source

/**
   This package is part of the application VIF.
   Copyright (C) 2012-2014, Benno Luthiger
    
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.
    
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
    
   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package org.hip.vif.web.util;

import com.vaadin.data.Property;
import com.vaadin.data.Property.ValueChangeEvent;
import com.vaadin.server.Sizeable.Unit;
import com.vaadin.ui.ComboBox;

/**
 * Helper class to create a select of registered member authenticators and
 * searchers.
 * 
 * @author Luthiger Created: 24.02.2012
 */
public class ConfigurableSelect {

    /**
     * Create the <code>ComboBox</code> widget containing the registered member
     * authenticators/searchers.
     * 
     * @param inItems
     *            String[] the bundle names of registered
     *            authenticators/searchers
     * @param inProperty
     *            {@link Property} the selected item
     * @param inWidth
     *            int the widget width
     * @return {@link ComboBox}
     */
    @SuppressWarnings("serial")
    public static ComboBox getSelect(final String[] inItems, final Property<String> inProperty, final int inWidth) {
        final ComboBox outSelect = createSelect(inItems);
        outSelect.select(inProperty.getValue().toString());
        outSelect.setStyleName("vif-select"); //$NON-NLS-1$
        outSelect.setWidth(inWidth, Unit.PIXELS);
        outSelect.setNullSelectionAllowed(false);
        outSelect.setImmediate(true);
        outSelect.addValueChangeListener(new Property.ValueChangeListener() {
            @Override
            public void valueChange(final ValueChangeEvent inEvent) {
                final String lValue = (String) inEvent.getProperty().getValue();
                inProperty.setValue(lValue);
            }
        });

        return outSelect;
    }

    private static ComboBox createSelect(final String[] inItems) {
        final ComboBox outSelect = new ComboBox();
        for (final String lItem : inItems) {
            outSelect.addItem(lItem);
        }
        return outSelect;
    }

}