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/**
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*
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*/
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package eu.etaxonomy.taxeditor.ui.section.media;
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import java.util.Map;
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import org.eclipse.jface.action.IAction;
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import org.eclipse.swt.SWT;
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import org.eclipse.swt.events.SelectionAdapter;
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import org.eclipse.swt.events.SelectionEvent;
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import org.eclipse.swt.events.SelectionListener;
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import org.eclipse.swt.widgets.Button;
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import org.eclipse.swt.widgets.Display;
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import eu.etaxonomy.cdm.common.CdmUtils;
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import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;
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import eu.etaxonomy.cdm.model.agent.AgentBase;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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import eu.etaxonomy.cdm.model.common.Language;
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import eu.etaxonomy.cdm.model.common.LanguageString;
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import eu.etaxonomy.cdm.model.common.TimePeriod;
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import eu.etaxonomy.cdm.model.media.Media;
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import eu.etaxonomy.taxeditor.model.AbstractUtility;
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import eu.etaxonomy.taxeditor.model.ImageResources;
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import eu.etaxonomy.taxeditor.store.CdmStore;
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import eu.etaxonomy.taxeditor.ui.dialog.selection.MediaSelectionDialog;
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import eu.etaxonomy.taxeditor.ui.element.AbstractFormSection;
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import eu.etaxonomy.taxeditor.ui.element.CdmFormFactory;
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import eu.etaxonomy.taxeditor.ui.element.ICdmFormElement;
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import eu.etaxonomy.taxeditor.ui.element.ISelectableElement;
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import eu.etaxonomy.taxeditor.ui.element.LabelElement;
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import eu.etaxonomy.taxeditor.ui.element.LanguageStringWithLabelElement;
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import eu.etaxonomy.taxeditor.ui.element.LayoutConstants;
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import eu.etaxonomy.taxeditor.ui.element.SelectionArbitrator;
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import eu.etaxonomy.taxeditor.ui.element.TimePeriodElement;
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import eu.etaxonomy.taxeditor.ui.section.AbstractCdmDetailSection;
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import eu.etaxonomy.taxeditor.ui.section.AbstractEntityCollectionElement;
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import eu.etaxonomy.taxeditor.ui.selection.EntitySelectionElement;
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/**
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* @author n.hoffmann
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* @created Nov 17, 2009
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* @version 1.0
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*/
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public class MediaMetaElement extends AbstractEntityCollectionElement<Media> implements ISelectableElement, ITogglableMediaElement{
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private EntitySelectionElement<AgentBase> selection_artist;
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private LanguageStringWithLabelElement text_description;
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private LanguageStringWithLabelElement text_title;
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private MediaDetailElement mediaDetailElement;
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private TimePeriodElement mediaCreated;
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private SelectionArbitrator selectionArbitrator;
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private LabelElement warnForReferencedObjects;
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public MediaMetaElement(CdmFormFactory cdmFormFactory,
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AbstractFormSection<?> formElement, Media element,
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SelectionListener removeListener, int style) {
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super(cdmFormFactory, formElement, element, removeListener, null, style);
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//make element selectable
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if(cdmFormFactory.getSelectionProvider() != null){
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selectionArbitrator = cdmFormFactory.createSelectionArbitrator(this);
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}
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}
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/** {@inheritDoc} */
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@Override
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public void createControls(ICdmFormElement element, int style) {
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final IAction switchAction = MediaViewSwitch.createSwitch(MediaMetaElement.this);
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Button btnToggleAdvancedMediaView = new Button(getBox(), style);
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btnToggleAdvancedMediaView.setToolTipText(switchAction.getText());
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btnToggleAdvancedMediaView.setImage(ImageResources.getImage(ImageResources.SWITCH_VIEW_TYPE));
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btnToggleAdvancedMediaView.addSelectionListener(new SelectionAdapter() {
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@Override
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public void widgetSelected(SelectionEvent e) {
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switchAction.run();
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}
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});
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setWarnForReferencingObjects(element, 2);
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text_title = formFactory.createLanguageStringWithLabelElement(element, "Title", null, style);
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selection_artist = formFactory.createSelectionElement(AgentBase.class, //getConversationHolder(),
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element, "Artist", null, EntitySelectionElement.ALL, style);
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addElement(selection_artist);
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mediaCreated = formFactory.createTimePeriodElement(element, "Media Created", getEntity().getMediaCreated(), style);
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addElement(mediaCreated);
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text_description = formFactory.createLanguageStringWithLabelElement(element, "Description", null, 100, true, style);
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mediaDetailElement = formFactory.createMediaDetailElement(element);
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addElement(mediaDetailElement);
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}
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/** {@inheritDoc} */
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@Override
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public void setEntity(Media element) {
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this.entity = element;
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mediaDetailElement.setEntity(element);
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selection_artist.setEntity(HibernateProxyHelper
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.deproxy(element.getArtist()));
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text_description.setLanguageString(element.getDescription(CdmStore
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.getDefaultLanguage()));
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if (CdmUtils.isBlank(text_description.getText())){
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Map<Language, LanguageString> allDescriptions = element.getAllDescriptions();
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if (!allDescriptions.isEmpty()){
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text_description.setLanguageString(allDescriptions.get(Language.ENGLISH()));
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}
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}
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LanguageString title = element.getTitle(CdmStore.getDefaultLanguage());
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if (title == null) {
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title = LanguageString.NewInstance(element.getTitleCache(), CdmStore.getDefaultLanguage());
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}
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text_title.setLanguageString(title);
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}
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@Override
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protected Media selectFromDialog() {
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setEntity(MediaSelectionDialog.select(AbstractUtility.getShell(), //null,
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null));
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return entity;
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}
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@Override
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public void toggleAdvancedMediaView(){
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mediaDetailElement.toggleAdvancedMediaView();
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}
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/** {@inheritDoc} */
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@Override
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public void handleEvent(Object eventSource) {
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if (eventSource == selection_artist) {
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getEntity().setArtist(selection_artist.getSelection());
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} else if (eventSource == text_description) {
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getEntity().addDescription(text_description.getLanguageString());
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} else if (eventSource == text_title) {
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getEntity().putTitle(text_title.getLanguageString());
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if (getParentElement() instanceof AbstractCdmDetailSection) {
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((AbstractCdmDetailSection<?>) getParentElement()).updateTitle();
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}
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} else if (eventSource == mediaCreated){
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TimePeriod date = mediaCreated.getTimePeriod();
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getEntity().setMediaCreated(date);
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}
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}
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@Override
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public SelectionArbitrator getSelectionArbitrator() {
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return selectionArbitrator;
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}
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public void setWarnForReferencedObjects(LabelElement warnForReferencedObjects) {
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this.warnForReferencedObjects = warnForReferencedObjects;
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}
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public void setWarnForReferencingObjects(ICdmFormElement formElement, int defaultReferencingObjects){
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if (getEntity() instanceof CdmBase){
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CdmBase cdmBase = getEntity();
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if (cdmBase.getId() != 0){
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long referencingObjectsCount = CdmStore.getCommonService().getReferencingObjectsCount(cdmBase);
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if (referencingObjectsCount > defaultReferencingObjects){
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setWarnForReferencedObjects(formFactory.createLabel(formElement, CdmUtils.Nz("The "+ cdmBase.getUserFriendlyTypeName()+" is referenced by more than one object, if you change it, it is changed for all these objects")));
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warnForReferencedObjects.setBackground(Display.getCurrent().getSystemColor(SWT.COLOR_RED));
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warnForReferencedObjects.setLayout(LayoutConstants.FILL(2, 3));
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warnForReferencedObjects.setForeground(Display.getCurrent().getSystemColor(SWT.COLOR_RED));
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}
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}
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}
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}
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public void setWarnForReferencingObjects(ICdmFormElement formElement){
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setWarnForReferencingObjects(formElement, 1);
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}
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public void setWarnForReferencingObjectsVisible(boolean isVisible){
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if (warnForReferencedObjects != null){
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warnForReferencedObjects.setVisible(isVisible);
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}
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}
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}
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