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/**
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*
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*/
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package eu.etaxonomy.taxeditor.editor.key.polytomous.e4.handler;
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import javax.inject.Named;
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import org.eclipse.core.commands.operations.IUndoContext;
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import org.eclipse.e4.core.di.annotations.Execute;
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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 eu.etaxonomy.cdm.model.description.PolytomousKey;
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import eu.etaxonomy.cdm.model.description.PolytomousKeyNode;
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import eu.etaxonomy.taxeditor.editor.EditorUtil;
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import eu.etaxonomy.taxeditor.editor.key.polytomous.e4.PolytomousKeyListEditorE4;
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import eu.etaxonomy.taxeditor.editor.key.polytomous.operation.CreateNodeOperation;
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import eu.etaxonomy.taxeditor.model.AbstractUtility;
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import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
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/**
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*
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* @author pplitzner
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* @since Sep 28, 2017
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*
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*/
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public class CreateChildNodeHandlerE4 {
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@Execute
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public void execute(@Named(IServiceConstants.ACTIVE_PART)MPart activePart,
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@Named(IServiceConstants.ACTIVE_SELECTION)IStructuredSelection selection,
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MHandledMenuItem menuItem) {
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PolytomousKeyListEditorE4 editor = (PolytomousKeyListEditorE4) activePart.getObject();
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if(editor.getTableItemCount() == 0) {
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PolytomousKey pk = editor.getViewerInputKey();
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String label = menuItem.getLocalizedLabel();
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IUndoContext undoContext = EditorUtil.getUndoContext();
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AbstractPostOperation operation = new CreateNodeOperation(
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label, undoContext, pk.getRoot(), editor);
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AbstractUtility.executeOperation(operation);
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} else {
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String label = menuItem.getLocalizedLabel();
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IUndoContext undoContext = EditorUtil.getUndoContext();
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PolytomousKeyNode keyNode = (PolytomousKeyNode) selection
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.getFirstElement();
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AbstractPostOperation operation = new CreateNodeOperation(
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label, undoContext, keyNode, editor);
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AbstractUtility.executeOperation(operation);
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}
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}
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}
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