EDIT

/**

* Copyright (C) 2007 EDIT

* European Distributed Institute of Taxonomy

* http://www.e-taxonomy.eu

*

* The contents of this file are subject to the Mozilla Public License Version 1.1

* See LICENSE.TXT at the top of this package for the full license terms.

*/

package eu.etaxonomy.taxeditor.ui.dialog.selection;

import java.util.ArrayList;

import java.util.List;

import java.util.UUID;

import org.eclipse.core.runtime.IStatus;

import org.eclipse.jface.dialogs.InputDialog;

import org.eclipse.jface.wizard.WizardDialog;

import org.eclipse.swt.SWT;

import org.eclipse.swt.widgets.Composite;

import org.eclipse.swt.widgets.Control;

import org.eclipse.swt.widgets.Event;

import org.eclipse.swt.widgets.Link;

import org.eclipse.swt.widgets.Listener;

import org.eclipse.swt.widgets.Shell;

import eu.etaxonomy.cdm.api.conversation.ConversationHolder;

import eu.etaxonomy.cdm.api.service.IFeatureTreeService;

import eu.etaxonomy.cdm.model.description.FeatureTree;

import eu.etaxonomy.cdm.persistence.dto.UuidAndTitleCache;

import eu.etaxonomy.taxeditor.featuretree.FeatureTreeEditorWizard;

import eu.etaxonomy.taxeditor.newWizard.AbstractNewEntityWizard;

import eu.etaxonomy.taxeditor.store.CdmStore;

/**

 * <p>FilteredFeatureTreeSelectionDialog class.</p>

 *

 * @author n.hoffmann

 * @created Sep 17, 2010

 * @version 1.0

 */

public class FeatureTreeSelectionDialog extends

		AbstractFilteredCdmResourceSelectionDialog<FeatureTree> {

	/**

	 * Creates a filtered selection dialog to select a named area.

	 *

	 * @param shell

	 * 				The shell for displaying this widget

	 * @param conversation a {@link eu.etaxonomy.cdm.api.conversation.ConversationHolder} object.

	 * @param featureTree a {@link eu.etaxonomy.cdm.model.description.FeatureTree} object.

	 * @return a {@link eu.etaxonomy.cdm.model.description.FeatureTree} object.

	 */

	public static FeatureTree select(Shell shell, ConversationHolder conversation, FeatureTree featureTree) {

		FeatureTreeSelectionDialog dialog = new FeatureTreeSelectionDialog(shell, conversation,

				"Choose a feature tree", false, featureTree);

		return getSelectionFromDialog(dialog);

	}

	/**

	 * <p>Constructor for FilteredFeatureTreeSelectionDialog.</p>

	 *

	 * @param shell a {@link org.eclipse.swt.widgets.Shell} object.

	 * @param conversation a {@link eu.etaxonomy.cdm.api.conversation.ConversationHolder} object.

	 * @param title a {@link java.lang.String} object.

	 * @param multi a boolean.

	 * @param cdmObject a {@link eu.etaxonomy.cdm.model.description.FeatureTree} object.

	 */

	protected FeatureTreeSelectionDialog(Shell shell,

			ConversationHolder conversation, String title, boolean multi,

			FeatureTree cdmObject) {

		super(shell, conversation, title, multi, FeatureTreeSelectionDialog.class.getCanonicalName(), cdmObject);

	}

	/* (non-Javadoc)

	 * @see eu.etaxonomy.taxeditor.dialogs.filteredSelection.AbstractFilteredCdmResourceSelectionDialog#getPersistentObject(java.util.UUID)

	 */

	/** {@inheritDoc} */

	@Override

	protected FeatureTree getPersistentObject(UUID uuid) {

		return CdmStore.getService(IFeatureTreeService.class).load(uuid);

	}

	/* (non-Javadoc)

	 * @see eu.etaxonomy.taxeditor.dialogs.filteredSelection.AbstractFilteredCdmResourceSelectionDialog#initModel()

	 */

	/** {@inheritDoc} */

	@Override

	protected void initModel() {

		List<FeatureTree> featureTrees = CdmStore.getService(IFeatureTreeService.class).list(FeatureTree.class, null, null, null, null);

		if(model == null){

			model = new ArrayList<UuidAndTitleCache<FeatureTree>>();

		}

		model.clear();

		for(FeatureTree featureTree : featureTrees){

			UuidAndTitleCache<FeatureTree> element = new UuidAndTitleCache<FeatureTree>(FeatureTree.class, featureTree.getUuid(),featureTree.getId(), featureTree.getTitleCache());

			model.add(element);

		}

	}

	/* (non-Javadoc)

	* @see org.eclipse.ui.dialogs.FilteredItemsSelectionDialog#createExtendedContentArea(org.eclipse.swt.widgets.Composite)

	*/

	/** {@inheritDoc} */

	@Override

	protected Control createExtendedContentArea(Composite parent) {

		Link link = new Link(parent, SWT.NONE);

		link.setText(getNewWizardLinkText());

		link.addListener (SWT.Selection, new Listener () {

			@Override

            public void handleEvent(Event event) {

			    InputDialog input = new InputDialog(getShell(), "New feature tree", "Enter label for new feature tree", null, null);

				int status = input.open();

				if (status == IStatus.OK) {

				    String label = input.getValue();

				    if(label!=null){

				        FeatureTree featureTree = FeatureTree.NewInstance();

				        featureTree.setTitleCache(label, false);

				        CdmStore.getService(IFeatureTreeService.class).save(featureTree);

			            UuidAndTitleCache<FeatureTree> uuidAndTitleCache = new UuidAndTitleCache<FeatureTree>(FeatureTree.class, featureTree.getUuid(),featureTree.getId(), featureTree.getTitleCache());

			            model.add(uuidAndTitleCache);

				    }

				}

			}

		});

		return link;

	}

	/** {@inheritDoc} */

	@Override

	protected String getNewWizardLinkText() {

		return String.format("Create a new <a>%1s</a>" , "Feature tree ");

	}

	/** {@inheritDoc} */

	@Override

	protected AbstractNewEntityWizard getNewEntityWizard(String parameter) {

		return null;

	}

}