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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.bulkeditor.derivedunit.handler;
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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.jface.viewers.ISelection;
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import org.eclipse.jface.viewers.IStructuredSelection;
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import org.eclipse.ui.IEditorInput;
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import org.eclipse.ui.IEditorPart;
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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.occurrence.DerivedUnit;
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import eu.etaxonomy.taxeditor.bulkeditor.BulkEditor;
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import eu.etaxonomy.taxeditor.bulkeditor.BulkEditorUtil;
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import eu.etaxonomy.taxeditor.bulkeditor.derivedunit.operation.AddDerivedUnitFacadeMediaOperation;
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import eu.etaxonomy.taxeditor.bulkeditor.input.OccurrenceEditorInput;
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import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
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import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
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/**
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* @author n.hoffmann
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* @created Feb 11, 2011
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* @version 1.0
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*/
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public abstract class AbstractAddDerivedUnitFacadeMediaHandler 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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@Override
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public Object execute(ExecutionEvent event) throws ExecutionException {
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IWorkbenchPart part = HandlerUtil.getActivePart(event);
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IPostOperationEnabled postOperationEnabled = (part instanceof IPostOperationEnabled) ? (IPostOperationEnabled) part : null;
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IEditorPart editor = HandlerUtil.getActiveEditor(event);
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IEditorInput input = editor.getEditorInput();
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if(input instanceof OccurrenceEditorInput){
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BulkEditor bulkEditor = (BulkEditor) editor;
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ISelection selection = bulkEditor.getSelectionProvider().getSelection();
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if(selection instanceof IStructuredSelection){
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Object element = ((IStructuredSelection) selection).getFirstElement();
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if(element instanceof DerivedUnit){
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try{
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AbstractPostOperation operation = new AddDerivedUnitFacadeMediaOperation(event.getCommand().getName(), BulkEditorUtil.getUndoContext(), (DerivedUnit) element, getMode(), postOperationEnabled);
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BulkEditorUtil.executeOperation(operation);
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} catch (NotDefinedException e) {
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BulkEditorUtil.warn(getClass(), "Command name not set.");
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}
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}
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}
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}
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return null;
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}
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/**
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* @return
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*/
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protected abstract int getMode();
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}
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