/*******************************************************************************
* Copyright (c) 2010-2015 Henshin developers. All rights reserved.
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* TU Berlin, University of Luxembourg, SES S.A.
*******************************************************************************/
/**
*
*/
package de.tub.tfs.henshin.editor.actions.transformation_unit;
import java.util.List;
import org.eclipse.emf.henshin.model.ConditionalUnit;
import org.eclipse.emf.henshin.model.Rule;
import org.eclipse.emf.henshin.model.Unit;
import org.eclipse.gef.EditPart;
import org.eclipse.gef.commands.Command;
import org.eclipse.gef.ui.actions.SelectionAction;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.ui.IWorkbenchPart;
import de.tub.tfs.henshin.editor.commands.transformation_unit.AddTransformationUnitCommand;
import de.tub.tfs.henshin.editor.internal.ConditionalUnitPart;
import de.tub.tfs.henshin.editor.util.DialogUtil;
import de.tub.tfs.henshin.editor.util.ResourceUtil;
/**
* The Class AddTransformationUnitAction.
*/
public class AddTransformationUnitAction extends SelectionAction {
/** The Constant ID. */
public static final String ID = "henshineditor.actions.AddTransformationUnitAction"; //$NON-NLS-1$
private static final ImageDescriptor ICON = ResourceUtil.ICONS.TRANS_UNIT
.descr(18);
/** The transformation unit. */
private Unit transformationUnit;
/**
* Instantiates a new adds the transformation unit action.
*
* @param part
* the part
*/
public AddTransformationUnitAction(IWorkbenchPart part) {
super(part);
setId(ID);
setText("Add Subunit");
setToolTipText("Add Subunit");
setImageDescriptor(ICON);
}
/*
* (non-Javadoc)
*
* @see org.eclipse.gef.ui.actions.WorkbenchPartAction#calculateEnabled()
*/
@Override
protected boolean calculateEnabled() {
List<?> selectedObjects = getSelectedObjects();
if (selectedObjects.size() != 1) {
return false;
}
Object selectedObject = selectedObjects.get(0);
if ((selectedObject instanceof EditPart)) {
EditPart editpart = (EditPart) selectedObject;
if (editpart.getModel() instanceof Unit
&& !(editpart.getModel() instanceof ConditionalUnit)
&& !(editpart.getModel() instanceof Rule)) {
transformationUnit = (Unit) editpart.getModel();
return true;
}
}
return false;
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jface.action.Action#run()
*/
@Override
public void run() {
Unit subUnit = null;
if (transformationUnit instanceof ConditionalUnitPart) {
subUnit = DialogUtil.runTransformationUnitChoiceForAddUnitDialog(
getWorkbenchPart().getSite().getShell(),
((ConditionalUnitPart) transformationUnit).getModel());
} else {
subUnit = DialogUtil
.runTransformationUnitChoiceForAddUnitDialog(
getWorkbenchPart().getSite().getShell(),
transformationUnit);
}
if (subUnit != null) {
Command command = new AddTransformationUnitCommand(
transformationUnit, subUnit);
execute(command);
}
}
}