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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.printpublisher.wizard;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.UUID;
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import org.eclipse.core.runtime.IStatus;
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import org.eclipse.jface.viewers.ISelectionChangedListener;
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import org.eclipse.jface.viewers.IStructuredContentProvider;
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import org.eclipse.jface.viewers.IStructuredSelection;
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import org.eclipse.jface.viewers.LabelProvider;
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import org.eclipse.jface.viewers.ListViewer;
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import org.eclipse.jface.viewers.SelectionChangedEvent;
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import org.eclipse.jface.viewers.StructuredSelection;
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import org.eclipse.jface.viewers.Viewer;
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import org.eclipse.jface.wizard.WizardDialog;
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import org.eclipse.swt.SWT;
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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.jdom.Element;
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import eu.etaxonomy.cdm.print.IXMLEntityFactory;
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import eu.etaxonomy.cdm.print.XMLHelper;
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import eu.etaxonomy.taxeditor.featuretree.FeatureTreeEditorWizard;
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/**
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* <p>SelectFeatureTreeWizardPage class.</p>
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*
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* @author n.hoffmann
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* @created Aug 6, 2010
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* @version 1.0
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*/
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public class SelectFeatureTreeWizardPage extends AbstractPublishWizardPage
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implements ISelectionChangedListener, IHasPersistableSettings{
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private static final String DIALOG_SETTING_FEATURE_TREE_UUID = "dialogSettingFeatureTreeUuid";
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private ListViewer viewer;
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/**
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* <p>Constructor for SelectFeatureTreeWizardPage.</p>
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*
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* @param pageName a {@link java.lang.String} object.
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*/
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protected SelectFeatureTreeWizardPage(String pageName) {
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super(pageName);
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setTitle("Select Feature Tree");
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}
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/* (non-Javadoc)
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* @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite)
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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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setPageComplete(false);
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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 ListViewer(composite);
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viewer.getControl().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
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viewer.setContentProvider(new FeatureTreeContentProvider());
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viewer.setLabelProvider(new FeatureTreeLabelProvider());
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viewer.addSelectionChangedListener(this);
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// offer feature tree editor when local
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if(getConfigurator().isLocal()){
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final Button button_openFeatureTree = new Button(composite, SWT.PUSH);
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button_openFeatureTree.setText("Open FeatureTree Editor");
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button_openFeatureTree.addSelectionListener(new SelectionAdapter() {
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@Override
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public void widgetSelected(SelectionEvent e) {
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FeatureTreeEditorWizard featureTreeEditorDialog = new FeatureTreeEditorWizard();
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WizardDialog dialog = new WizardDialog(getShell(), featureTreeEditorDialog);
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if(dialog.open() == IStatus.OK){
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refresh();
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}
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}
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});
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}
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// when using a local factory we can set the input right here
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if(getConfigurator() != null && getConfigurator().isLocal()){
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refresh();
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}
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loadSettings();
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setControl(composite);
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}
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@Override
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public void loadSettings() {
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String featureTreeUuidString = getDialogSettingValue(DIALOG_SETTING_FEATURE_TREE_UUID);
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if(featureTreeUuidString != null){
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setSelectedFeatureTree(featureTreeUuidString);
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}
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}
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/** {@inheritDoc} */
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@Override
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public void selectionChanged(SelectionChangedEvent event) {
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IStructuredSelection selection = (IStructuredSelection) event.getSelection();
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if(selection.isEmpty()){
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return;
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}
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setPageComplete(true);
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Element featureTreeElement = (Element) selection.getFirstElement();
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UUID featureTreeUuid = XMLHelper.getUuid(featureTreeElement);
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setFeatureTree(featureTreeUuid.toString());
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}
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private void setSelectedFeatureTree(String featureTreeUuid){
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List<Element> input = (ArrayList<Element>) viewer.getInput();
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for(Element element : input){
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UUID uuid = XMLHelper.getUuid(element);
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if(uuid.toString().equals(featureTreeUuid)){
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viewer.setSelection(new StructuredSelection(element));
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break;
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}
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}
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}
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public void setFeatureTree(String featureTreeUuidString){
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putDialogSettingValue(DIALOG_SETTING_FEATURE_TREE_UUID, featureTreeUuidString);
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UUID featureTreeUuid = UUID.fromString(featureTreeUuidString);
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getConfigurator().setFeatureTree(featureTreeUuid);
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setPageComplete(featureTreeUuid != null);
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}
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/** {@inheritDoc} */
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@Override
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public boolean canFlipToNextPage() {
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return isPageComplete();
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}
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/**
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* Refreshes the input of the viewer
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*/
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public void refresh() {
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IXMLEntityFactory factory = getConfigurator().getFactory();
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List<Element> featureTrees = factory.getFeatureTrees();
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List<Element> realFeatureTrees = new ArrayList<Element>();
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for(Element featureTree : featureTrees){
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if(XMLHelper.getClazz(featureTree).equals("FeatureTree")){
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realFeatureTrees.add(featureTree);
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}
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}
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viewer.setInput(realFeatureTrees);
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}
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private class FeatureTreeContentProvider implements IStructuredContentProvider {
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@Override
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public void dispose() {}
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@Override
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public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {}
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@Override
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public Object[] getElements(Object inputElement) {
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if(inputElement instanceof List){
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return ((List) inputElement).toArray();
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}
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return new Object[0];
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}
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}
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private class FeatureTreeLabelProvider extends LabelProvider {
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/*
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* (non-Javadoc)
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* @see org.eclipse.jface.viewers.LabelProvider#getText(java.lang.Object)
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*/
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@Override
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public String getText(Object element) {
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if(element instanceof Element){
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Element xmlElement = (Element) element;
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return XMLHelper.getTitleCache(xmlElement);
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}
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return "no title cache";
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}
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}
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}
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