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// $Id$
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/**
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* Copyright (C) 2007 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.editor.view.concept.handler;
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import org.apache.log4j.Level;
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import org.apache.log4j.Logger;
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import org.eclipse.core.commands.AbstractHandler;
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import org.eclipse.core.commands.ExecutionEvent;
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import org.eclipse.core.commands.ExecutionException;
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import org.eclipse.core.commands.common.NotDefinedException;
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import org.eclipse.core.expressions.IEvaluationContext;
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import org.eclipse.core.runtime.Status;
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import org.eclipse.swt.widgets.Event;
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import org.eclipse.ui.IWorkbenchPart;
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import org.eclipse.ui.handlers.HandlerUtil;
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import eu.etaxonomy.cdm.model.taxon.Taxon;
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import eu.etaxonomy.taxeditor.editor.EditorUtil;
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import eu.etaxonomy.taxeditor.editor.Page;
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import eu.etaxonomy.taxeditor.editor.name.TaxonNameEditor;
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import eu.etaxonomy.taxeditor.editor.view.concept.operation.CreateConceptRelationOperation;
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import eu.etaxonomy.taxeditor.model.TaxonRelationshipTypeInverseContainer;
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import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
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import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
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import eu.etaxonomy.taxeditor.ui.dialog.selection.TaxonBaseSelectionDialog;
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/**
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* <p>CreateConceptRelationHandler class.</p>
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*
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* @author n.hoffmann
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* @created 16.04.2009
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* @version 1.0
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*/
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public class CreateConceptRelationHandler extends AbstractHandler {
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/* (non-Javadoc)
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* @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
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*/
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/** {@inheritDoc} */
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public Object execute(ExecutionEvent event) throws ExecutionException {
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TaxonNameEditor editor = (TaxonNameEditor) EditorUtil.getActiveEditorPage(
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Page.NAME);
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Taxon taxonToBeFiltered = editor.getTaxon();
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/* we need to get the activePart before calling TaxonBaseSelectionDialog.selectTaxon(), otherwise the
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* the variable of the parent applicationContext in event are overwritten during this method call
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* this is Linux specific bugfix see: #2685 ([LINUX] Editing concept relationships does not work under linux)
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*/
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IWorkbenchPart activePart = HandlerUtil.getActivePart(event);
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Taxon relatedConcept = TaxonBaseSelectionDialog.selectTaxon(HandlerUtil.getActiveShell(event), editor.getConversationHolder(), taxonToBeFiltered);
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if(relatedConcept == null){
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return Status.CANCEL_STATUS;
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}
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TaxonRelationshipTypeInverseContainer typeInverseContainer = (TaxonRelationshipTypeInverseContainer) ((Event)event.getTrigger()).data;
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IPostOperationEnabled postOperationEnabled = (activePart instanceof IPostOperationEnabled) ? (IPostOperationEnabled) activePart : null;
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try {
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AbstractPostOperation operation = new CreateConceptRelationOperation(event.getCommand().getName(),
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editor.getUndoContext(), editor.getTaxon(), relatedConcept, typeInverseContainer, postOperationEnabled);
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EditorUtil.executeOperation(operation);
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} catch (NotDefinedException e) {
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EditorUtil.warn(getClass(), "Command name not set");
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}
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return null;
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}
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}
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