/*******************************************************************************
* 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.tggeditor.views.ruleview;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.core.runtime.IExtension;
import org.eclipse.core.runtime.IExtensionPoint;
import org.eclipse.core.runtime.IExtensionRegistry;
import org.eclipse.core.runtime.Platform;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.util.TreeIterator;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.henshin.model.And;
import org.eclipse.emf.henshin.model.Formula;
import org.eclipse.emf.henshin.model.Graph;
import org.eclipse.emf.henshin.model.HenshinFactory;
import org.eclipse.emf.henshin.model.HenshinPackage;
import org.eclipse.emf.henshin.model.Module;
import org.eclipse.emf.henshin.model.NestedCondition;
import org.eclipse.emf.henshin.model.Rule;
import org.eclipse.gef.EditPartFactory;
import org.eclipse.gef.EditPartViewer;
import org.eclipse.gef.KeyHandler;
import org.eclipse.ui.actions.ActionFactory;
import de.tub.tfs.henshin.tgg.TggFactory;
import de.tub.tfs.henshin.tggeditor.TreeEditor;
import de.tub.tfs.henshin.tggeditor.actions.AbstractTggActionFactory;
import de.tub.tfs.henshin.tggeditor.actions.DeleteNacMappingsAction;
import de.tub.tfs.henshin.tggeditor.actions.EditAttributeAction;
import de.tub.tfs.henshin.tggeditor.actions.create.graph.CreateAttributeAction;
import de.tub.tfs.henshin.tggeditor.actions.create.rule.NewMarkerAction;
import de.tub.tfs.henshin.tggeditor.actions.create.rule.NewMarkerUnspecifiedAction;
import de.tub.tfs.henshin.tggeditor.editparts.graphical.Divider;
import de.tub.tfs.henshin.tggeditor.editparts.graphical.DividerEditPart;
import de.tub.tfs.henshin.tggeditor.editparts.rule.RuleGraphicalEditPartFactory;
import de.tub.tfs.henshin.tggeditor.util.ModelUtil;
import de.tub.tfs.muvitor.gef.palette.MuvitorPaletteRoot;
import de.tub.tfs.muvitor.ui.ContextMenuProviderWithActionRegistry;
import de.tub.tfs.muvitor.ui.MultiDimensionalPage;
import de.tub.tfs.muvitor.ui.MuvitorPage;
import de.tub.tfs.muvitor.ui.MuvitorPageBookView;
public class RuleGraphicalPage extends MultiDimensionalPage<Rule> {
private static final Graph DUMMY = TggFactory.eINSTANCE.createTripleGraph();
private NestedCondition currentNac;
private MuvitorPaletteRoot rulePaletteRoot;
static {
DUMMY.setName("");
}
public RuleGraphicalPage(MuvitorPageBookView view) {
super(view,new int[]{1,1},new int[]{1,1} );
TreeEditor editor = (TreeEditor) this.getEditor();
editor.addRulePage((Rule) getModel(), this);
registerAdapter(((Rule) getModel()).getLhs());
}
@Override
protected ContextMenuProviderWithActionRegistry createContextMenuProvider(
EditPartViewer viewer) {
return new RuleGraphicalContextMenuProvider(viewer);
}
@Override
protected void createCustomActions() {
registerAction(new DeleteNacMappingsAction(getEditor()));
registerAction(new NewMarkerAction(getEditor()));
registerAction(new NewMarkerUnspecifiedAction(getEditor()));
registerAction(new CreateAttributeAction(getEditor()));
registerSharedActionAsHandler(ActionFactory.COPY.getId());
registerSharedActionAsHandler(ActionFactory.CUT.getId());
registerSharedActionAsHandler(ActionFactory.PASTE.getId());
registerAction(new EditAttributeAction(getEditor()));
IExtensionRegistry reg = Platform.getExtensionRegistry();
IExtensionPoint ep = reg.getExtensionPoint("de.tub.tfs.henshin.tgg.editor.graph.actions");
IExtension[] extensions = ep.getExtensions();
for (int i = 0; i < extensions.length; i++) {
IExtension ext = extensions[i];
IConfigurationElement[] ce =
ext.getConfigurationElements();
for (int j = 0; j < ce.length; j++) {
try {
AbstractTggActionFactory obj = (AbstractTggActionFactory) ce[j].createExecutableExtension("class");
registerAction(obj.createAction(getEditor()));
} catch (CoreException e) {
}
}
}
}
@Override
protected EditPartFactory createEditPartFactory() {
return new RuleGraphicalEditPartFactory();
}
@Override
protected MuvitorPaletteRoot createPaletteRoot() {
EObject parent = getCastedModel().eContainer();
while (parent != null && !(parent instanceof Module)) {
parent = parent.eContainer();
}
if (parent != null && parent instanceof Module) {
if(ModelUtil.isOpRule((Rule) getModel())) {
rulePaletteRoot = new FTRuleGraphicalPaletteRoot(
(Module) parent);
} else {
rulePaletteRoot = new RuleGraphicalPaletteRoot(
(Module) parent);
}
}
return rulePaletteRoot;
}
@Override
protected void notifyChanged(Notification notification) {
if (notification.getNotifier() instanceof Graph) {
final int featureId = notification.getFeatureID(HenshinPackage.class);
switch (featureId){
case HenshinPackage.GRAPH__FORMULA:
if (notification.getNewValue() == null){
this.maximiseViewer(1);
this.setViewersContents(0, DUMMY);
this.setViewerVisibility(0, false);
} else {
this.maximiseViewer(-1);
if(this.getCastedModel().getLhs().getFormula() != null){
Formula f = getCastedModel().getLhs().getFormula();
TreeIterator<EObject> elems = f.eAllContents();
while(elems.hasNext()){
EObject elem = elems.next();
if(elem instanceof Graph){
this.setViewersContents(0,elem );
break;
}
}
}
this.setViewerVisibility(0, true);
}
default:
break;
}
}
}
/*@Override
protected EObject[] getViewerContents() {
ArrayList<EObject> l = new ArrayList<EObject>();
/*if(currentNac !=null)
l.add(currentNac.getConclusion());
else
l.add(null);
*/ /*
Rule rule = (Rule)getModel();
if(rule.getLhs().getFormula() != null){
Formula f = getCastedModel().getLhs().getFormula();
TreeIterator<EObject> elems = f.eAllContents();
while(elems.hasNext()){
EObject elem = elems.next();
if(elem instanceof Graph){
l.add(elem );
break;
}
}
}
if (l.size() < 1)
l.add(null);
l.add(getModel());
return l.toArray(new EObject[]{});
}*/
public void setCurrentNac(NestedCondition model){
this.currentNac = model;
this.setViewersContents(0, model.getConclusion());
this.setViewerVisibility(0, true);
}
public NestedCondition getCurrentNac(){
return currentNac;
}
@Override
protected void setupKeyHandler(KeyHandler kh) {
// TODO Auto-generated method stub
}
@SuppressWarnings("unused")
private void getNAClist(Formula f, List<EObject> l) {
if (f instanceof And) {
if (((And)f).getLeft() instanceof And)
getNAClist(((And)f).getLeft(), l);
else
l.add(((NestedCondition)((And)f).getLeft()).getConclusion());
if (((And)f).getRight() instanceof And)
getNAClist(((And)f).getRight(), l);
else
l.add(((NestedCondition)((And)f).getRight()).getConclusion());
}
else
l.add(((NestedCondition)f).getConclusion());
}
public Rule getCastedModel() {
return (Rule) getModel();
}
@Override
protected EObject[] getContentsForIndex(int i) {
ArrayList<EObject> l = new ArrayList<EObject>();
Rule rule = (Rule)getModel();
if(rule.getLhs().getFormula() != null){
Formula f = getCastedModel().getLhs().getFormula();
TreeIterator<EObject> elems = f.eAllContents();
while(elems.hasNext()){
EObject elem = elems.next();
if(elem instanceof Graph){
l.add(elem );
break;
}
}
}
//setViewerVisibility(i, true);
if (l.size() < 1){
l.add(0, DUMMY);
}
l.add(getModel());
return l.toArray(new EObject[]{});
}
@Override
protected String getName(int index) {
return getCastedModel().getName();
}
@Override
protected int getNumberOfItems() {
// TODO Auto-generated method stub
return 1;
}
}