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// $Id$
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/**
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* Copyright (C) 2014 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.taxeditor.ui.section.media;
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import java.net.URISyntaxException;
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import java.util.List;
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import java.util.Set;
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import org.eclipse.swt.SWT;
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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 eu.etaxonomy.cdm.model.media.Media;
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import eu.etaxonomy.cdm.model.media.MediaRepresentation;
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import eu.etaxonomy.cdm.model.media.MediaRepresentationPart;
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import eu.etaxonomy.cdm.model.media.MediaUtils;
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import eu.etaxonomy.taxeditor.preference.IPreferenceKeys;
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import eu.etaxonomy.taxeditor.preference.PreferencesUtil;
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import eu.etaxonomy.taxeditor.preference.Resources;
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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.LayoutConstants;
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import eu.etaxonomy.taxeditor.ui.element.UriWithLabelElement;
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import eu.etaxonomy.taxeditor.ui.section.AbstractCdmDetailElement;
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/**
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* @author pplitzner
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* @date 25.08.2014
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*
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*/
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public class MediaDetailElement extends AbstractCdmDetailElement<Media>{
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private UriWithLabelElement textUri;
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private MediaRepresentationSection section_mediaRepresentation;
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private Button checkBoxShowAdvancedView;
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private MediaRepresentationPart singleMediaRepresentationPart;
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private ICdmFormElement parentFormElement;
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private int style;
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/**
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* @param formFactory
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* @param formElement
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*/
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public MediaDetailElement(CdmFormFactory formFactory, ICdmFormElement formElement) {
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super(formFactory, formElement);
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}
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/* (non-Javadoc)
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* @see eu.etaxonomy.taxeditor.ui.section.AbstractCdmDetailElement#createControls(eu.etaxonomy.taxeditor.ui.element.ICdmFormElement, java.lang.Object, int)
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*/
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@Override
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protected void createControls(ICdmFormElement formElement, Media entity, int style) {
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this.parentFormElement = formElement;
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this.style = style;
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checkBoxShowAdvancedView = formFactory.createButton(formElement.getLayoutComposite(), "Advanced Media View", SWT.CHECK | style);
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checkBoxShowAdvancedView.setLayoutData(LayoutConstants.FILL_HORIZONTALLY(2, 1));
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checkBoxShowAdvancedView.addSelectionListener(new SelectionListener() {
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@Override
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public void widgetSelected(SelectionEvent e) {
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showAdvancedView(checkBoxShowAdvancedView.getSelection());
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}
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@Override
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public void widgetDefaultSelected(SelectionEvent e) {
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}
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});
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}
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/* (non-Javadoc)
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* @see eu.etaxonomy.taxeditor.ui.section.AbstractCdmDetailElement#setEntity(java.lang.Object)
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*/
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@Override
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public void setEntity(Media entity) {
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super.setEntity(entity);
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if(singleMediaRepresentationPart==null){
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singleMediaRepresentationPart = MediaUtils.initFirstMediaRepresentationPart(entity);
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}
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showAdvancedView(isAdvancedMediaView());
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}
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/* (non-Javadoc)
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* @see eu.etaxonomy.taxeditor.ui.section.AbstractCdmDetailElement#handleEvent(java.lang.Object)
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*/
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@Override
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public void handleEvent(Object eventSource) {
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if(eventSource==textUri){
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textUri.setBackground(getPersistentBackground());
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try {
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singleMediaRepresentationPart.setUri(textUri.getUri());
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} catch (URISyntaxException e) {
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textUri.setBackground(getColor(Resources.COLOR_PARSE_ERROR));
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}
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}
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else if(eventSource==checkBoxShowAdvancedView){
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showAdvancedView(checkBoxShowAdvancedView.getSelection());
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}
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}
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/**
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* @param showAdvancedView
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*/
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private void showAdvancedView(boolean showAdvancedView) {
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if(showAdvancedView){
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if(textUri!=null){
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removeElementsAndControls(textUri);
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}
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section_mediaRepresentation = formFactory.createMediaRepresentationSection(getConversationHolder(), parentFormElement, style);
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section_mediaRepresentation.setLayoutData(LayoutConstants.FILL_HORIZONTALLY(2, 1));
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section_mediaRepresentation.setEntity(getEntity());
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}
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else{
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if(section_mediaRepresentation!=null){
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removeElementsAndControls(section_mediaRepresentation);
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}
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textUri = formFactory.createUriWithLabelElement(parentFormElement, "Media URI", null, style);
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textUri.setUri(singleMediaRepresentationPart.getUri());
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textUri.getLayoutComposite().layout();
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}
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}
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private boolean isAdvancedMediaView(){
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if(PreferencesUtil.getPreferenceStore().getBoolean(IPreferenceKeys.SHOW_ADVANCED_MEDIA_SECTION)){
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checkBoxShowAdvancedView.setSelection(true);
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checkBoxShowAdvancedView.setEnabled(false);
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return true;
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}
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Set<MediaRepresentation> representations = getEntity().getRepresentations();
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if(representations.size()>1){
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checkBoxShowAdvancedView.setSelection(true);
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checkBoxShowAdvancedView.setEnabled(false);
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return true;
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}
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if(representations.size()==1){
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List<MediaRepresentationPart> parts = representations.iterator().next().getParts();
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if(parts.size()>1){
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checkBoxShowAdvancedView.setSelection(true);
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checkBoxShowAdvancedView.setEnabled(false);
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return true;
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}
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}
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return false;
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}
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}
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