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// $Id$
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/**
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* Copyright (C) 2017 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.workingSet;
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import java.util.UUID;
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import javax.annotation.PostConstruct;
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import javax.annotation.PreDestroy;
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import javax.inject.Inject;
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import javax.inject.Named;
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import org.eclipse.e4.ui.di.Focus;
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import org.eclipse.e4.ui.model.application.ui.MDirtyable;
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import org.eclipse.e4.ui.services.IServiceConstants;
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import org.eclipse.e4.ui.workbench.modeling.ESelectionService;
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import org.eclipse.jface.viewers.ISelection;
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import org.eclipse.jface.viewers.ISelectionChangedListener;
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import org.eclipse.jface.viewers.IStructuredSelection;
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import org.eclipse.jface.viewers.SelectionChangedEvent;
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import org.eclipse.jface.viewers.TreeSelection;
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import org.eclipse.jface.viewers.TreeViewer;
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import org.eclipse.swt.SWT;
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import org.eclipse.swt.custom.SashForm;
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import org.eclipse.swt.dnd.DND;
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import org.eclipse.swt.dnd.Transfer;
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import org.eclipse.swt.events.ModifyEvent;
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import org.eclipse.swt.events.ModifyListener;
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import org.eclipse.swt.events.SelectionAdapter;
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import org.eclipse.swt.events.SelectionEvent;
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import org.eclipse.swt.layout.GridData;
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import org.eclipse.swt.layout.GridLayout;
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import org.eclipse.swt.widgets.Button;
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import org.eclipse.swt.widgets.Composite;
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import org.eclipse.swt.widgets.Display;
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import org.eclipse.swt.widgets.Label;
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import org.eclipse.swt.widgets.Shell;
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import org.eclipse.swt.widgets.Tree;
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import org.eclipse.ui.forms.widgets.FormToolkit;
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import eu.etaxonomy.cdm.api.conversation.ConversationHolder;
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import eu.etaxonomy.cdm.api.service.IFeatureTreeService;
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import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;
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import eu.etaxonomy.cdm.model.description.Character;
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import eu.etaxonomy.cdm.model.description.FeatureNode;
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import eu.etaxonomy.cdm.model.description.FeatureTree;
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import eu.etaxonomy.taxeditor.featuretree.FeatureNodeDragListener;
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import eu.etaxonomy.taxeditor.featuretree.FeatureNodeDropAdapter;
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import eu.etaxonomy.taxeditor.featuretree.FeatureNodeTransfer;
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import eu.etaxonomy.taxeditor.featuretree.FeatureTreeContentProvider;
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import eu.etaxonomy.taxeditor.featuretree.FeatureTreeLabelProvider;
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import eu.etaxonomy.taxeditor.featuretree.e4.FeatureTreeEditorComposite;
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import eu.etaxonomy.taxeditor.model.MessagingUtils;
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import eu.etaxonomy.taxeditor.store.CdmStore;
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import eu.etaxonomy.taxeditor.ui.dialog.selection.FeatureTreeSelectionDialog;
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/**
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* @author pplitzner
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* @date 24.05.2017
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*
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*/
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public class CharacterEditor implements ISelectionChangedListener, ModifyListener{
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private FeatureTreeEditorComposite featureTreeEditorComposite;
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private TreeViewer treeViewerProperties;
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private TreeViewer treeViewerStructures;
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private final FormToolkit formToolkit = new FormToolkit(Display.getDefault());
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private Button btnAddCharacter;
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@Inject
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private ESelectionService selService;
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@Inject
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private MDirtyable dirty;
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private ConversationHolder conversation;
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private FeatureTree featureTree;
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public CharacterEditor() {
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conversation = CdmStore.createConversation();
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}
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/**
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* Create contents of the view part.
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*/
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@PostConstruct
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public void createControls(Composite parent, @Named(IServiceConstants.ACTIVE_SHELL)Shell shell) {
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parent.setLayout(new GridLayout(1, false));
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SashForm sashForm = new SashForm(parent, SWT.NONE);
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sashForm.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));
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formToolkit.adapt(sashForm);
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formToolkit.paintBordersFor(sashForm);
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Composite composite = new Composite(sashForm, SWT.NONE);
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formToolkit.adapt(composite);
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formToolkit.paintBordersFor(composite);
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composite.setLayout(new GridLayout(1, false));
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Label lblNewLabel = new Label(composite, SWT.NONE);
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lblNewLabel.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, true, false, 1, 1));
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formToolkit.adapt(lblNewLabel, true, true);
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lblNewLabel.setText("Structures");
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treeViewerStructures = new TreeViewer(composite, SWT.BORDER);
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Tree tree = treeViewerStructures.getTree();
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tree.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));
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Composite composite_1 = new Composite(sashForm, SWT.NONE);
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formToolkit.adapt(composite_1);
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formToolkit.paintBordersFor(composite_1);
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composite_1.setLayout(new GridLayout(1, false));
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Label lblNewLabel_1 = new Label(composite_1, SWT.NONE);
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lblNewLabel_1.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, true, false, 1, 1));
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formToolkit.adapt(lblNewLabel_1, true, true);
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lblNewLabel_1.setText("Properties");
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treeViewerProperties = new TreeViewer(composite_1, SWT.BORDER);
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Tree tree_1 = treeViewerProperties.getTree();
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tree_1.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));
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Composite composite_2 = new Composite(sashForm, SWT.NONE);
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formToolkit.adapt(composite_2);
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formToolkit.paintBordersFor(composite_2);
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composite_2.setLayout(new GridLayout(1, false));
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btnAddCharacter = new Button(composite_2, SWT.NONE);
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btnAddCharacter.setText(">>");
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btnAddCharacter.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, false, true, 1, 1));
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formToolkit.adapt(btnAddCharacter, true, true);
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Composite composite_3 = new Composite(sashForm, SWT.NONE);
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formToolkit.adapt(composite_3);
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formToolkit.paintBordersFor(composite_3);
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composite_3.setLayout(new GridLayout(1, false));
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featureTreeEditorComposite = new FeatureTreeEditorComposite(composite_3, SWT.BORDER);
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featureTreeEditorComposite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));
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featureTreeEditorComposite.getButton_add().setVisible(false);
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featureTreeEditorComposite.getButton_remove().setVisible(false);
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featureTreeEditorComposite.init(new FeatureNodeDragListener(featureTreeEditorComposite.getViewer()), new FeatureNodeDropAdapter(featureTreeEditorComposite.getViewer()), this, new SelectionAdapter() {
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@Override
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public void widgetSelected(SelectionEvent e) {
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FeatureTree tree = FeatureTreeSelectionDialog.select(shell, conversation, null);
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if(tree!=null){
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setSelectedTree(tree);
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}
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}
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}, new SelectionAdapter() {
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}, new SelectionAdapter() {
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});
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sashForm.setWeights(new int[] {3, 3, 1, 3});
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init();
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}
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public void setSelectedTree(FeatureTree featureTree) {
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this.featureTree = HibernateProxyHelper.deproxy(featureTree, FeatureTree.class);
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this.featureTree.setRoot(HibernateProxyHelper.deproxy(featureTree.getRoot(), FeatureNode.class));
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featureTreeEditorComposite.getViewer().setInput(featureTree);
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featureTreeEditorComposite.getText_title().removeModifyListener(this);
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featureTreeEditorComposite.getText_title().setText(featureTree.getTitleCache());
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featureTreeEditorComposite.getText_title().addModifyListener(this);
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}
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private void init(){
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int dndOperations = DND.DROP_COPY | DND.DROP_MOVE;
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Transfer[] transfers = new Transfer[] { FeatureNodeTransfer.getInstance() };
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FeatureTree structureFeatureTree = CdmStore.getService(IFeatureTreeService.class).load(UUID.fromString("3a953dd1-2b5f-482f-9a33-664ee7ef6c68"));
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treeViewerStructures.setContentProvider(new FeatureTreeContentProvider());
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treeViewerStructures.setLabelProvider(new FeatureTreeLabelProvider());
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treeViewerStructures.setInput(structureFeatureTree);
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FeatureTree propertiesFeatureTree = CdmStore.getService(IFeatureTreeService.class).load(UUID.fromString("e283bbf5-bda3-449d-98de-3601ac8a8bbd"));
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treeViewerProperties.setContentProvider(new FeatureTreeContentProvider());
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treeViewerProperties.setLabelProvider(new FeatureTreeLabelProvider());
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treeViewerProperties.addDragSupport(dndOperations, transfers, new CharacterDragListener(treeViewerStructures, treeViewerProperties));
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treeViewerProperties.setInput(propertiesFeatureTree);
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btnAddCharacter.addSelectionListener(new SelectionAdapter() {
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/**
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* {@inheritDoc}
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*/
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@Override
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public void widgetSelected(SelectionEvent e) {
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ISelection structureTreeSelection = treeViewerStructures.getSelection();
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ISelection propertyTreeSelection = treeViewerProperties.getSelection();
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if(structureTreeSelection==null || propertyTreeSelection==null /*|| editor.getSelectedFeatureTree()==null*/){
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MessagingUtils.warningDialog("Cannot perform action", CharacterEditor.this,
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"You have to select a structure, a property and a feature tree to perform this action.");
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return;
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}
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//get selected structure and property
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FeatureNode structureNode = (FeatureNode) ((TreeSelection)structureTreeSelection).getFirstElement();
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FeatureNode propertyNode = (FeatureNode) ((TreeSelection)propertyTreeSelection).getFirstElement();
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//create new Character
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String label = structureNode.getFeature().toString()+" "+propertyNode.getFeature().toString();
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Character character = Character.NewInstance(structureNode, propertyNode, null, label, label);
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// CdmStore.getService(ITermService.class).merge(character);
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//add new Character to feature tree
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IStructuredSelection selection = (IStructuredSelection) featureTreeEditorComposite.getViewer().getSelection();
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FeatureNode parent = (FeatureNode) (selection.getFirstElement() != null ? selection.getFirstElement()
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: ((FeatureTree) featureTreeEditorComposite.getViewer().getInput()).getRoot());
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FeatureNode child = FeatureNode.NewInstance(character);
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// CdmStore.getService(IFeatureNodeService.class).merge(child, true);
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parent.addChild(child);
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setDirty(true);
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featureTreeEditorComposite.getViewer().refresh();
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}
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});
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}
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@PreDestroy
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public void dispose() {
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}
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@Focus
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public void setFocus() {
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if(conversation!=null && !conversation.isBound()){
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conversation.bind();
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}
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}
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public TreeViewer getTreeViewerProperties() {
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return treeViewerProperties;
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}
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public TreeViewer getTreeViewerStructures() {
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return treeViewerStructures;
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public void selectionChanged(SelectionChangedEvent event) {
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//propagate selection
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IStructuredSelection isel = (IStructuredSelection) event.getSelection();
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selService.setSelection((isel.size() == 1 ? isel.getFirstElement() : isel.toArray()));
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public void modifyText(ModifyEvent e) {
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featureTree.setTitleCache(featureTreeEditorComposite.getText_title().getText(), true);
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setDirty(true);
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}
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private void setDirty(boolean isDirty) {
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dirty.setDirty(isDirty);
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}
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}
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