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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.dnd;
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import org.eclipse.swt.dnd.DropTargetEvent;
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import org.eclipse.swt.dnd.DropTargetListener;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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import eu.etaxonomy.taxeditor.dnd.transfer.TaxonNodeTransfer;
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import eu.etaxonomy.taxeditor.ui.group.grantedauthority.CdmAuthorityComposite;
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import eu.etaxonomy.taxeditor.ui.group.grantedauthority.CdmAuthorityCompositeViewer;
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/**
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* Drop listener for the {@link CdmAuthorityComposite}.
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*
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* @author cmathew
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* @created Mar 28, 2013
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*
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*/
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public class CdmAuthorityTableDropTargetListener implements DropTargetListener {
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private CdmAuthorityCompositeViewer viewer;
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public CdmAuthorityTableDropTargetListener(CdmAuthorityCompositeViewer viewer) {
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this.viewer = viewer;
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}
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/* (non-Javadoc)
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* @see org.eclipse.swt.dnd.DropTargetListener#dragEnter(org.eclipse.swt.dnd.DropTargetEvent)
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*/
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@Override
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public void dragEnter(DropTargetEvent event) {
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}
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/* (non-Javadoc)
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* @see org.eclipse.swt.dnd.DropTargetListener#dragLeave(org.eclipse.swt.dnd.DropTargetEvent)
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*/
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@Override
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public void dragLeave(DropTargetEvent arg0) {
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}
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/* (non-Javadoc)
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* @see org.eclipse.swt.dnd.DropTargetListener#dragOperationChanged(org.eclipse.swt.dnd.DropTargetEvent)
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*/
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@Override
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public void dragOperationChanged(DropTargetEvent arg0) {
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}
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/* (non-Javadoc)
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* @see org.eclipse.swt.dnd.DropTargetListener#dragOver(org.eclipse.swt.dnd.DropTargetEvent)
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*/
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@Override
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public void dragOver(DropTargetEvent arg0) {
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}
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/* (non-Javadoc)
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* @see org.eclipse.swt.dnd.DropTargetListener#drop(org.eclipse.swt.dnd.DropTargetEvent)
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*/
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@Override
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public void drop(DropTargetEvent dtevent) {
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if(TaxonNodeTransfer.getInstance().isSupportedType(dtevent.currentDataType)) {
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Object[] selectedCdmBases = (Object[])dtevent.data;
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for (Object cdmBase : selectedCdmBases){
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if(CdmBase.class.isAssignableFrom(cdmBase.getClass()) ) {
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viewer.addCdmAuthority((CdmBase)cdmBase);
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}
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}
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}
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}
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/* (non-Javadoc)
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* @see org.eclipse.swt.dnd.DropTargetListener#dropAccept(org.eclipse.swt.dnd.DropTargetEvent)
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*/
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@Override
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public void dropAccept(DropTargetEvent arg0) {
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}
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}
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