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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.featuretree.e4.handler;
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import java.util.Collection;
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import javax.inject.Named;
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import org.eclipse.core.runtime.IStatus;
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import org.eclipse.core.runtime.NullProgressMonitor;
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import org.eclipse.e4.core.di.annotations.CanExecute;
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import org.eclipse.e4.core.di.annotations.Execute;
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import org.eclipse.e4.core.di.annotations.Optional;
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import org.eclipse.e4.ui.model.application.ui.basic.MPart;
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import org.eclipse.e4.ui.model.application.ui.menu.MHandledMenuItem;
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import org.eclipse.e4.ui.services.IServiceConstants;
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import org.eclipse.jface.viewers.IStructuredSelection;
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import org.eclipse.jface.wizard.WizardDialog;
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import org.eclipse.swt.widgets.Shell;
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import eu.etaxonomy.cdm.model.description.Feature;
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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.AvailableFeaturesWizard;
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import eu.etaxonomy.taxeditor.featuretree.e4.FeatureNodeDropAdapter;
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import eu.etaxonomy.taxeditor.featuretree.e4.FeatureTreeEditor;
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import eu.etaxonomy.taxeditor.featuretree.e4.operation.AddFeatureOperation;
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import eu.etaxonomy.taxeditor.model.MessagingUtils;
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/**
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* @author pplitzner
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* @since Jul 12, 2017
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*
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*/
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public class AddFeatureHandler {
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@Execute
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public void execute(@Named(IServiceConstants.ACTIVE_SHELL) Shell shell,
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@Named(IServiceConstants.ACTIVE_SELECTION)IStructuredSelection selection,
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@Named(IServiceConstants.ACTIVE_PART)MPart thisPart) {
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FeatureTreeEditor editor = ((FeatureTreeEditor) thisPart.getObject());
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if (editor.isDirty()) {
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if (MessagingUtils.confirmDialog(FeatureNodeDropAdapter.SAVE_CHANGES_TITLE,
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FeatureNodeDropAdapter.SAVE_CHANGES_MESSAGE)){
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editor.save(new NullProgressMonitor());
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}
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else{
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return;
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}
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}
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AvailableFeaturesWizard wizard = new AvailableFeaturesWizard();
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WizardDialog dialog = new WizardDialog(shell, wizard);
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if (dialog.open() == IStatus.OK) {
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FeatureTree tree = (FeatureTree) selection.getFirstElement();
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Collection<Feature> additionalFeatures = wizard.getAdditionalFeatures();
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for (Feature feature : additionalFeatures) {
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FeatureNode childNode = FeatureNode.NewInstance(feature);
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tree.getRoot().addChild(childNode);
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AddFeatureOperation operation = new AddFeatureOperation(feature, tree.getRoot(), editor, editor);
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editor.addOperation(operation);
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}
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editor.setDirty(true);
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editor.getViewer().refresh();
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editor.getViewer().expandToLevel(selection, 1);
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}
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}
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@CanExecute
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public boolean canExecute(
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@Optional@Named(IServiceConstants.ACTIVE_SELECTION)IStructuredSelection selection,
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@Named(IServiceConstants.ACTIVE_PART)MPart thisPart,
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MHandledMenuItem menuItem) {
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boolean canExecute = false;
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canExecute = thisPart.getObject() instanceof FeatureTreeEditor
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&& selection!=null
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&& selection.size()==1
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&& selection.getFirstElement() instanceof FeatureTree;
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menuItem.setVisible(canExecute);
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return canExecute;
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}
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}
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