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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.featuretree;
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import java.util.HashSet;
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import java.util.List;
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import java.util.Set;
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import org.eclipse.jface.viewers.CheckStateChangedEvent;
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import org.eclipse.jface.viewers.CheckboxTreeViewer;
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import org.eclipse.jface.viewers.ICheckStateListener;
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import org.eclipse.jface.wizard.WizardPage;
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import org.eclipse.swt.SWT;
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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.Composite;
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import eu.etaxonomy.cdm.api.service.IVocabularyService;
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import eu.etaxonomy.cdm.model.common.DefinedTermBase;
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import eu.etaxonomy.cdm.model.common.TermType;
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import eu.etaxonomy.cdm.model.common.TermVocabulary;
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import eu.etaxonomy.cdm.model.description.Feature;
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import eu.etaxonomy.taxeditor.editor.definedterm.DefinedTermSorter;
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import eu.etaxonomy.taxeditor.editor.definedterm.TermContentProvider;
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import eu.etaxonomy.taxeditor.editor.definedterm.TermLabelProvider;
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import eu.etaxonomy.taxeditor.store.CdmStore;
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/**
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* @author n.hoffmann
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* @created Aug 5, 2010
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* @version 1.0
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*/
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public class AvailableFeaturesWizardPage extends WizardPage {
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private CheckboxTreeViewer viewer;
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protected AvailableFeaturesWizardPage() {
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super("AvailableFeaturesWizardPage");
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setTitle("Available Features");
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setDescription("Please select features you want to add to the tree.");
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}
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/** {@inheritDoc} */
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@Override
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public void createControl(Composite parent) {
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Composite composite = new Composite(parent, SWT.NULL);
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composite.setLayout(new GridLayout());
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viewer = new CheckboxTreeViewer(composite, SWT.NULL);
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viewer.getControl().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
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viewer.setSorter(new DefinedTermSorter());
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viewer.setContentProvider(new TermContentProvider());
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viewer.setLabelProvider(new TermLabelProvider());
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// When user checks a checkbox in the tree, check all its children
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viewer.addCheckStateListener(new ICheckStateListener() {
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@Override
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public void checkStateChanged(CheckStateChangedEvent event) {
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viewer.setSubtreeChecked(event.getElement(), event.getChecked());
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}
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});
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List<TermVocabulary<DefinedTermBase>> vocs = CdmStore.getService(IVocabularyService.class).findByTermType(TermType.Feature, null);
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viewer.setInput(vocs);
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setControl(composite);
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}
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public Set<Feature> getSelectedFeatures() {
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Object[] checkedElements = viewer.getCheckedElements();
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Set<Feature> features = new HashSet<Feature>(checkedElements.length);
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for(Object element : checkedElements){
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if(element instanceof Feature){
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features.add((Feature) element);
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}
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}
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return features;
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}
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}
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