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/**
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* Copyright (C) 2009 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.definedterm.e4.handler;
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import javax.inject.Named;
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import org.eclipse.core.commands.common.NotDefinedException;
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import org.eclipse.core.commands.operations.IUndoContext;
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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.MMenuItem;
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import org.eclipse.e4.ui.services.IServiceConstants;
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import org.eclipse.jface.dialogs.MessageDialog;
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import eu.etaxonomy.cdm.model.common.DefinedTermBase;
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import eu.etaxonomy.cdm.model.common.Marker;
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import eu.etaxonomy.cdm.model.common.MarkerType;
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import eu.etaxonomy.cdm.model.common.TermBase;
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import eu.etaxonomy.cdm.model.common.TermVocabulary;
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import eu.etaxonomy.taxeditor.editor.definedterm.e4.DefinedTermEditorE4;
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import eu.etaxonomy.taxeditor.editor.definedterm.operation.DeleteTermBaseOperation;
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import eu.etaxonomy.taxeditor.model.AbstractUtility;
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import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
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import eu.etaxonomy.taxeditor.store.StoreUtil;
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/**
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*
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* @author pplitzner
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* @since Aug 22, 2017
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*
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*/
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public class DeleteTermBaseHandlerE4 {
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@Execute
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public void execute(@Named(IServiceConstants.ACTIVE_PART) MPart activePart,
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@Optional@Named(IServiceConstants.ACTIVE_SELECTION) TermBase termBase, MMenuItem menuItem) throws NotDefinedException {
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DefinedTermEditorE4 termEditor = (DefinedTermEditorE4) activePart.getObject();
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if (termEditor.isDirty()){
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boolean proceed = MessageDialog.openQuestion(null,
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"Save changes", "You have made changes that must be saved before this query can be executed. Would you like to proceed?");
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if (proceed) {
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termEditor.doSave();
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} else {
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return;
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}
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}
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String label = menuItem.getLocalizedLabel();
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IUndoContext undoContext = StoreUtil.getUndoContext();
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AbstractPostOperation operation =
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new DeleteTermBaseOperation(label,
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undoContext,
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termBase,
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termEditor.getDefinedTermEditorInput(),
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termEditor);
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AbstractUtility.executeOperation(operation);
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}
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@CanExecute
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public boolean canExecute(@Named(IServiceConstants.ACTIVE_SELECTION) TermBase termBase){
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if (termBase == null){
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return true;
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}
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TermVocabulary vocabulary = null;
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if(termBase instanceof DefinedTermBase){
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vocabulary = ((DefinedTermBase) termBase).getVocabulary();
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}else if(termBase instanceof TermVocabulary){
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vocabulary = (TermVocabulary) termBase;
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}
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if(vocabulary == null){
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return true;
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}
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for(Marker vocabularyMarker : vocabulary.getMarkers()){
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if(vocabularyMarker.getMarkerType().equals(MarkerType.MODIFIABLE())){
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return vocabularyMarker.getValue();
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}
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}
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return true;
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}
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}
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