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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.occurrence.dna;
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import java.util.ArrayList;
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import java.util.Collection;
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import org.eclipse.jface.action.Action;
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import org.eclipse.jface.action.IAction;
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import org.eclipse.jface.action.ToolBarManager;
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import org.eclipse.jface.resource.ImageDescriptor;
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import org.eclipse.swt.SWT;
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import org.eclipse.swt.graphics.ImageData;
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import org.eclipse.swt.widgets.Control;
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import eu.etaxonomy.cdm.api.conversation.ConversationHolder;
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import eu.etaxonomy.taxeditor.model.ImageResources;
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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.section.AbstractEntityCollectionElement;
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import eu.etaxonomy.taxeditor.ui.section.AbstractEntityCollectionSection;
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/**
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* This class extends the functionality of
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* {@link AbstractEntityCollectionSection} by creating an
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* {@link AbstractEntityCollectionElement} for an ELEMENT which is not directly
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* added the the model ENTITY.<br>
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* <br>
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* This is useful if the ELEMENT is created after the creation of the
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* AbstractEntityCollectionElement itself and not in this class and also if you
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* do not want to create empty elements. <br>
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* <br>
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* <b>Note:</b> In sub classes: do <b>not</b> override {@link #getCollection(Object)}. Use
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* {@link #getEntityCollection(Object)} instead
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*
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* @author pplitzner
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* @date 21.01.2014
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*/
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public abstract class AbstractUnboundEntityCollectionSection<ENTITY, ELEMENT> extends AbstractEntityCollectionSection<ENTITY, ELEMENT> {
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private boolean addUnboundElement = false;
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/**
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* @param formFactory
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* @param conversation
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* @param parentElement
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* @param title
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* @param style
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*/
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public AbstractUnboundEntityCollectionSection(CdmFormFactory formFactory, ConversationHolder conversation, ICdmFormElement parentElement, String title, int style) {
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super(formFactory, conversation, parentElement, title, style);
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}
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/**
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* @deprecated this method should not be extended in sub classes of {@link AbstractUnboundEntityCollectionSection}.<br>
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*/
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@Deprecated
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@Override
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public Collection<ELEMENT> getCollection(ENTITY entity) {
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Collection<ELEMENT> elements = getEntityCollection(entity);
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if(addUnboundElement){
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//cloning to avoid saving the dummy element
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Collection<ELEMENT> clonedElements = new ArrayList<>();
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clonedElements.addAll(elements);
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clonedElements.add(createNewElement()); //add dummy element which is not bound to entity
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return clonedElements;
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}
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return elements;
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}
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@Override
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protected Control createToolbar() {
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ToolBarManager toolBarManager = new ToolBarManager(SWT.FLAT);
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Action addAction = new Action("add", IAction.AS_PUSH_BUTTON){
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/* (non-Javadoc)
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* @see org.eclipse.jface.action.Action#run()
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*/
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@Override
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public void run() {
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addUnboundElement = true;
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if(! getSection().isExpanded()) {
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getSection().setExpanded(true);
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}
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internalUpdateSection(false);
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addUnboundElement = false;
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}
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};
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addAction.setImageDescriptor(new ImageDescriptor() {
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@Override
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public ImageData getImageData() {
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return ImageResources.getImage(ImageResources.ADD_ICON).getImageData();
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}
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});
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addAction.setToolTipText(getTooltipString());
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toolBarManager.add(addAction);
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return toolBarManager.createControl(this);
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}
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/**
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* Get all the elements that are represented by this section.
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* @param entity the entity which is represented by the parent section
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* @return a collection of the elements belonging to the entity
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*/
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protected abstract Collection<ELEMENT> getEntityCollection(ENTITY entity);
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}
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