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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.editor.descriptiveDataSet.character.handler;
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import javax.inject.Named;
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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.di.UISynchronize;
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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.viewers.StructuredSelection;
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import org.eclipse.swt.widgets.Shell;
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import eu.etaxonomy.taxeditor.editor.descriptiveDataSet.character.CharacterEditor;
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import eu.etaxonomy.taxeditor.termtree.e4.handler.AddTermHandler;
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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 AddFeatureToCharacterTreeHandler extends AddTermHandler {
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@Execute
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@Override
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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, UISynchronize sync) {
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CharacterEditor editor = (CharacterEditor) thisPart.getObject();
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super.execute(shell, new StructuredSelection(editor.getCharacterTree()), thisPart, sync);
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}
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@Override
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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 CharacterEditor
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&& ((CharacterEditor) thisPart.getObject()).getCharacterTree()!=null
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&& (selection==null || selection.isEmpty());
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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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