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/**
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* Copyright (C) 2019 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.ui.section.feature;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.List;
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import java.util.Set;
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import org.eclipse.jface.util.PropertyChangeEvent;
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import org.eclipse.swt.SWT;
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import org.eclipse.swt.widgets.Composite;
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import eu.etaxonomy.cdm.model.description.Feature;
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import eu.etaxonomy.cdm.model.description.FeatureState;
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import eu.etaxonomy.cdm.model.description.State;
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import eu.etaxonomy.cdm.model.term.TermNode;
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import eu.etaxonomy.cdm.model.term.TermVocabulary;
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import eu.etaxonomy.taxeditor.ui.AbstractEntityCollectionElementWizardPage;
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import eu.etaxonomy.taxeditor.ui.combo.TermComboElement;
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import eu.etaxonomy.taxeditor.ui.element.CdmFormFactory;
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/**
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* @author pplitzner
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* @since Aug 16, 2019
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*
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*/
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public class FeatureStateWizardPage extends AbstractEntityCollectionElementWizardPage {
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private TermComboElement<Feature> comboFeature;
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private TermComboElement<State> comboState;
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private String comboLabel;
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private TermNode<? extends Feature> termNode;
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protected FeatureStateWizardPage(String pageName, String comboLabel, TermNode<? extends Feature> termNode, CdmFormFactory formFactory) {
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super(pageName, formFactory);
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this.comboLabel = comboLabel;
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this.termNode = termNode;
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setTitle("Create Feature State");
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setDescription("Select Feature and State");
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}
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@Override
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public void createControl(Composite parent) {
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super.createControl(parent);
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comboFeature = formFactory.createDefinedTermComboElement(Collections.EMPTY_LIST, rootElement, "Parent Feature", null, SWT.NONE);
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comboState = formFactory.createDefinedTermComboElement(Collections.EMPTY_LIST, rootElement, comboLabel, null, SWT.NONE);
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comboState.setEnabled(false);
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formFactory.addPropertyChangeListener(this);
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updateFeatureCombo();
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}
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FeatureState getFeatureState(){
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return FeatureState.NewInstance(comboFeature.getSelection(), comboState.getSelection());
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}
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private void updateFeatureCombo(){
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List<Feature> features = new ArrayList<>();
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TermNode<? extends Feature> parent = termNode.getParent();
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while(parent!=null){
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Feature parentTerm = parent.getTerm();
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if(parentTerm!=null
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&& parentTerm.isSupportsCategoricalData()
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&& !parentTerm.getSupportedCategoricalEnumerations().isEmpty()){
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features.add(parentTerm);
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}
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parent = parent.getParent();
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}
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comboFeature.setTerms(features);
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if(features.size()==1){
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Feature feature = features.get(0);
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comboFeature.setSelection(feature);
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updateStateCombo(feature);
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}
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}
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private void updateStateCombo(Feature feature){
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comboState.setEnabled(true);
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List<State> stateTerms = new ArrayList<>();
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Set<TermVocabulary<State>> stateVocabularies = feature.getSupportedCategoricalEnumerations();
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for (TermVocabulary<State> termVocabulary : stateVocabularies) {
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stateTerms.addAll(termVocabulary.getTerms());
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}
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comboState.setTerms(stateTerms);
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}
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@Override
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public boolean isPageComplete() {
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return comboFeature.getSelection()!=null && comboState.getSelection()!=null;
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}
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@Override
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public void propertyChange(PropertyChangeEvent event) {
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if(event.getSource()==comboFeature){
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Feature feature = comboFeature.getSelection();
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updateStateCombo(feature);
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}
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getWizard().getContainer().updateButtons();
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}
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}
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