EDIT

/**

 *

 */

package eu.etaxonomy.taxeditor.ui.section.media;

import java.util.Map;

import org.eclipse.swt.events.SelectionListener;

import eu.etaxonomy.cdm.common.CdmUtils;

import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;

import eu.etaxonomy.cdm.model.agent.AgentBase;

import eu.etaxonomy.cdm.model.common.Language;

import eu.etaxonomy.cdm.model.common.LanguageString;

import eu.etaxonomy.cdm.model.common.TimePeriod;

import eu.etaxonomy.cdm.model.media.Media;

import eu.etaxonomy.taxeditor.model.AbstractUtility;

import eu.etaxonomy.taxeditor.store.CdmStore;

import eu.etaxonomy.taxeditor.ui.dialog.selection.MediaSelectionDialog;

import eu.etaxonomy.taxeditor.ui.element.AbstractFormSection;

import eu.etaxonomy.taxeditor.ui.element.CdmFormFactory;

import eu.etaxonomy.taxeditor.ui.element.ICdmFormElement;

import eu.etaxonomy.taxeditor.ui.element.ISelectableElement;

import eu.etaxonomy.taxeditor.ui.element.LanguageStringWithLabelElement;

import eu.etaxonomy.taxeditor.ui.element.SelectionArbitrator;

import eu.etaxonomy.taxeditor.ui.element.TimePeriodElement;

import eu.etaxonomy.taxeditor.ui.section.AbstractCdmDetailSection;

import eu.etaxonomy.taxeditor.ui.section.AbstractEntityCollectionElement;

import eu.etaxonomy.taxeditor.ui.selection.EntitySelectionElement;

/**

 * @author n.hoffmann

 * @created Nov 17, 2009

 * @version 1.0

 */

public class MediaMetaElement extends AbstractEntityCollectionElement<Media> implements ISelectableElement, ITogglableMediaElement{

    private EntitySelectionElement<AgentBase> selection_artist;

    private LanguageStringWithLabelElement text_description;

    private LanguageStringWithLabelElement text_title;

    private MediaDetailElement mediaDetailElement;

    private TimePeriodElement mediaCreated;

    private SelectionArbitrator selectionArbitrator;

    public MediaMetaElement(CdmFormFactory cdmFormFactory,

            AbstractFormSection<?> formElement, Media element,

            SelectionListener removeListener, int style) {

        super(cdmFormFactory, formElement, element, removeListener, null, style);

        //make element selectable

        if(cdmFormFactory.getSelectionProvider() != null){

            selectionArbitrator = cdmFormFactory.createSelectionArbitrator(this);

        }

    }

    /** {@inheritDoc} */

    @Override

    public void createControls(ICdmFormElement element, int style) {

//        final IAction switchAction = MediaViewSwitch.createSwitch(MediaMetaElement.this);

//        Button btnToggleAdvancedMediaView = new Button(getBox(), style);

//        btnToggleAdvancedMediaView.setToolTipText(switchAction.getText());

//        btnToggleAdvancedMediaView.setImage(ImageResources.getImage(ImageResources.SWITCH_VIEW_TYPE));

//        btnToggleAdvancedMediaView.addSelectionListener(new SelectionAdapter() {

//            @Override

//            public void widgetSelected(SelectionEvent e) {

//                switchAction.run();

//            }

//        });

        setWarnForReferencingObjects(element, 2);

        text_title = formFactory.createLanguageStringWithLabelElement(element, "Title", null, style);

        selection_artist = formFactory.createSelectionElement(AgentBase.class, //getConversationHolder(),

                element, "Artist", null, EntitySelectionElement.ALL, style);

        addElement(selection_artist);

        mediaCreated = formFactory.createTimePeriodElement(element, "Media Created", getEntity().getMediaCreated(), style);

        addElement(mediaCreated);

        text_description = formFactory.createLanguageStringWithLabelElement(element, "Description", null, 100, true, style);

        mediaDetailElement = formFactory.createMediaDetailElement(element);

        addElement(mediaDetailElement);

    }

    /** {@inheritDoc} */

    @Override

    public void setEntity(Media element) {

        this.entity = element;

        mediaDetailElement.setEntity(element);

        selection_artist.setEntity(HibernateProxyHelper

                .deproxy(element.getArtist()));

        text_description.setLanguageString(element.getDescription(CdmStore

                .getDefaultLanguage()));

        if (CdmUtils.isBlank(text_description.getText())){

        	Map<Language, LanguageString> allDescriptions = element.getAllDescriptions();

        	if (!allDescriptions.isEmpty()){

        		text_description.setLanguageString(allDescriptions.get(Language.ENGLISH()));

        	}

        }

        LanguageString title = element.getTitle(CdmStore.getDefaultLanguage());

        if (title == null) {

            title = LanguageString.NewInstance(element.getTitleCache(), CdmStore.getDefaultLanguage());

        }

        text_title.setLanguageString(title);

    }

    @Override

    protected Media selectFromDialog() {

    	setEntity(MediaSelectionDialog.select(AbstractUtility.getShell(), //null,

    	        null));

        return entity;

    }

    @Override

    public void toggleAdvancedMediaView(){

        mediaDetailElement.toggleAdvancedMediaView();

    }

    /** {@inheritDoc} */

   @Override

    public void handleEvent(Object eventSource) {

        if (eventSource == selection_artist) {

            getEntity().setArtist(selection_artist.getSelection());

        } else if (eventSource == text_description) {

            getEntity().addDescription(text_description.getLanguageString());

        } else if (eventSource == text_title) {

            getEntity().putTitle(text_title.getLanguageString());

            if (getParentElement() instanceof AbstractCdmDetailSection) {

                ((AbstractCdmDetailSection<?>) getParentElement()).updateTitle();

            }

        } else if (eventSource == mediaCreated){

        	TimePeriod date = mediaCreated.getTimePeriod();

        	getEntity().setMediaCreated(date);

        }

    }

    @Override

    public SelectionArbitrator getSelectionArbitrator() {

        return selectionArbitrator;

    }

}