bundles/org.eclipse.e4.tools.emf.ui/src/org/eclipse/e4/tools/emf/ui/internal/common/component/virtual/VWindowControlEditor.java - gerrit/e4/org.eclipse.e4.tools - Git at Google

 /*******************************************************************************
  * Copyright (c) 2010 BestSolution.at and others.
  * 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:
  *     Tom Schindl <tom.schindl@bestsolution.at> - initial API and implementation
  ******************************************************************************/
 package org.eclipse.e4.tools.emf.ui.internal.common.component.virtual;

 import java.util.ArrayList;
 import java.util.List;
 import javax.annotation.PostConstruct;
 import javax.inject.Inject;
 import org.eclipse.core.databinding.observable.list.IObservableList;
 import org.eclipse.core.databinding.observable.value.WritableValue;
 import org.eclipse.e4.tools.emf.ui.common.Util;
 import org.eclipse.e4.tools.emf.ui.common.component.AbstractComponentEditor;
 import org.eclipse.e4.tools.emf.ui.internal.ResourceProvider;
 import org.eclipse.e4.tools.emf.ui.internal.common.ComponentLabelProvider;
 import org.eclipse.e4.tools.emf.ui.internal.common.VirtualEntry;
 import org.eclipse.e4.ui.model.application.ui.MElementContainer;
 import org.eclipse.e4.ui.model.application.ui.MUIElement;
 import org.eclipse.e4.ui.model.application.ui.advanced.impl.AdvancedPackageImpl;
 import org.eclipse.e4.ui.model.application.ui.basic.impl.BasicPackageImpl;
 import org.eclipse.e4.ui.model.application.ui.impl.UiPackageImpl;
 import org.eclipse.emf.common.command.Command;
 import org.eclipse.emf.databinding.EMFDataBindingContext;
 import org.eclipse.emf.ecore.EClass;
 import org.eclipse.emf.ecore.EObject;
 import org.eclipse.emf.ecore.util.EcoreUtil;
 import org.eclipse.emf.edit.command.AddCommand;
 import org.eclipse.emf.edit.command.RemoveCommand;
 import org.eclipse.jface.action.Action;
 import org.eclipse.jface.databinding.viewers.ObservableListContentProvider;
 import org.eclipse.jface.viewers.ArrayContentProvider;
 import org.eclipse.jface.viewers.ComboViewer;
 import org.eclipse.jface.viewers.IStructuredSelection;
 import org.eclipse.jface.viewers.LabelProvider;
 import org.eclipse.jface.viewers.StructuredSelection;
 import org.eclipse.jface.viewers.TableViewer;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.custom.CTabFolder;
 import org.eclipse.swt.custom.CTabItem;
 import org.eclipse.swt.events.SelectionAdapter;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.graphics.Image;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.Button;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Display;
 import org.eclipse.swt.widgets.Label;

 public class VWindowControlEditor extends AbstractComponentEditor {
 	private Composite composite;
 	private EMFDataBindingContext context;
 	private TableViewer viewer;
 	private List<Action> actions = new ArrayList<Action>();

 	@Inject
 	public VWindowControlEditor() {
 		super();
 	}

 	@PostConstruct
 	void init() {
 		actions.add(new Action(Messages.VWindowControlEditor_AddPerspectiveStack, createImageDescriptor(ResourceProvider.IMG_PerspectiveStack)) {
 			@Override
 			public void run() {
 				handleAdd(AdvancedPackageImpl.Literals.PERSPECTIVE_STACK);
 			}
 		});

 		actions.add(new Action(Messages.VWindowControlEditor_AddPartSashContainer, createImageDescriptor(ResourceProvider.IMG_PartSashContainer_vertical)) {
 			@Override
 			public void run() {
 				handleAdd(BasicPackageImpl.Literals.PART_SASH_CONTAINER);
 			}
 		});

 		actions.add(new Action(Messages.VWindowControlEditor_AddPartStack, createImageDescriptor(ResourceProvider.IMG_PartStack)) {
 			@Override
 			public void run() {
 				handleAdd(BasicPackageImpl.Literals.PART_STACK);
 			}
 		});

 		actions.add(new Action(Messages.VWindowControlEditor_AddPart, createImageDescriptor(ResourceProvider.IMG_Part)) {
 			@Override
 			public void run() {
 				handleAdd(BasicPackageImpl.Literals.PART);
 			}
 		});

 		actions.add(new Action(Messages.VWindowControlEditor_AddInputPart, createImageDescriptor(ResourceProvider.IMG_Part)) {
 			@Override
 			public void run() {
 				handleAdd(BasicPackageImpl.Literals.INPUT_PART);
 			}
 		});

 		actions.add(new Action(Messages.VWindowControlEditor_AddArea, createImageDescriptor(ResourceProvider.IMG_Area_vertical)) {
 			@Override
 			public void run() {
 				handleAdd(AdvancedPackageImpl.Literals.AREA);
 			}
 		});
 	}

 	@Override
 	public Image getImage(Object element, Display display) {
 		return null;
 	}

 	@Override
 	public String getLabel(Object element) {
 		return Messages.VWindowControlEditor_TreeLabel;
 	}

 	@Override
 	public String getDetailLabel(Object element) {
 		return null;
 	}

 	@Override
 	public String getDescription(Object element) {
 		return Messages.VWindowControlEditor_TreeLabelDescription;
 	}

 	@Override
 	public Composite doGetEditor(Composite parent, Object object) {
 		if (composite == null) {
 			context = new EMFDataBindingContext();
 			composite = createForm(parent, context, getMaster());
 		}
 		VirtualEntry<?> o = (VirtualEntry<?>) object;
 		viewer.setInput(o.getList());
 		getMaster().setValue(o.getOriginalParent());
 		return composite;
 	}

 	private Composite createForm(Composite parent, EMFDataBindingContext context, WritableValue master) {
 		CTabFolder folder = new CTabFolder(parent, SWT.BOTTOM);

 		CTabItem item = new CTabItem(folder, SWT.NONE);
 		item.setText(Messages.ModelTooling_Common_TabDefault);

 		parent = createScrollableContainer(folder);
 		item.setControl(parent.getParent());

 		{
 			Label l = new Label(parent, SWT.NONE);
 			l.setText(Messages.VWindowControlEditor_Controls);
 			l.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_BEGINNING));

 			viewer = new TableViewer(parent);
 			ObservableListContentProvider cp = new ObservableListContentProvider();
 			viewer.setContentProvider(cp);
 			viewer.setLabelProvider(new ComponentLabelProvider(getEditor(), Messages));
 			GridData gd = new GridData(GridData.FILL_BOTH);
 			viewer.getControl().setLayoutData(gd);

 			Composite buttonComp = new Composite(parent, SWT.NONE);
 			buttonComp.setLayoutData(new GridData(GridData.FILL, GridData.END, false, false));
 			GridLayout gl = new GridLayout(2, false);
 			gl.marginLeft = 0;
 			gl.marginRight = 0;
 			gl.marginWidth = 0;
 			gl.marginHeight = 0;
 			buttonComp.setLayout(gl);

 			Button b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
 			b.setText(Messages.ModelTooling_Common_Up);
 			b.setImage(createImage(ResourceProvider.IMG_Obj16_arrow_up));
 			b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false, 2, 1));
 			b.addSelectionListener(new SelectionAdapter() {
 				@Override
 				public void widgetSelected(SelectionEvent e) {
 					if (!viewer.getSelection().isEmpty()) {
 						IStructuredSelection s = (IStructuredSelection) viewer.getSelection();
 						if (s.size() == 1) {
 							Object obj = s.getFirstElement();
 							MElementContainer<?> container = (MElementContainer<?>) getMaster().getValue();
 							int idx = container.getChildren().indexOf(obj) - 1;
 							if (idx >= 0) {
 								if (Util.moveElementByIndex(getEditingDomain(), (MUIElement) obj, getEditor().isLiveModel(), idx)) {
 									viewer.setSelection(new StructuredSelection(obj));
 								}
 							}

 						}
 					}
 				}
 			});

 			b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
 			b.setText(Messages.ModelTooling_Common_Down);
 			b.setImage(createImage(ResourceProvider.IMG_Obj16_arrow_down));
 			b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false, 2, 1));
 			b.addSelectionListener(new SelectionAdapter() {
 				@Override
 				public void widgetSelected(SelectionEvent e) {
 					if (!viewer.getSelection().isEmpty()) {
 						IStructuredSelection s = (IStructuredSelection) viewer.getSelection();
 						if (s.size() == 1) {
 							Object obj = s.getFirstElement();
 							MElementContainer<?> container = (MElementContainer<?>) getMaster().getValue();
 							int idx = container.getChildren().indexOf(obj) + 1;
 							if (idx < container.getChildren().size()) {
 								if (Util.moveElementByIndex(getEditingDomain(), (MUIElement) obj, getEditor().isLiveModel(), idx)) {
 									viewer.setSelection(new StructuredSelection(obj));
 								}
 							}
 						}
 					}
 				}
 			});

 			final ComboViewer childrenDropDown = new ComboViewer(buttonComp);
 			childrenDropDown.getControl().setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
 			childrenDropDown.setContentProvider(new ArrayContentProvider());
 			childrenDropDown.setLabelProvider(new LabelProvider() {
 				@Override
 				public String getText(Object element) {
 					EClass eclass = (EClass) element;
 					return eclass.getName();
 				}
 			});
 			childrenDropDown.setInput(new EClass[] { AdvancedPackageImpl.Literals.PERSPECTIVE_STACK, BasicPackageImpl.Literals.PART_SASH_CONTAINER, BasicPackageImpl.Literals.PART_STACK, BasicPackageImpl.Literals.PART, BasicPackageImpl.Literals.INPUT_PART, AdvancedPackageImpl.Literals.AREA });
 			childrenDropDown.setSelection(new StructuredSelection(AdvancedPackageImpl.Literals.PERSPECTIVE_STACK));

 			b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
 			b.setImage(createImage(ResourceProvider.IMG_Obj16_table_add));
 			b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, false, false));
 			b.addSelectionListener(new SelectionAdapter() {
 				@Override
 				public void widgetSelected(SelectionEvent e) {
 					if (!childrenDropDown.getSelection().isEmpty()) {
 						EClass eClass = (EClass) ((IStructuredSelection) childrenDropDown.getSelection()).getFirstElement();
 						handleAdd(eClass);
 					}
 				}
 			});

 			b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
 			b.setText(Messages.ModelTooling_Common_Remove);
 			b.setImage(createImage(ResourceProvider.IMG_Obj16_table_delete));
 			b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false, 2, 1));
 			b.addSelectionListener(new SelectionAdapter() {
 				@Override
 				public void widgetSelected(SelectionEvent e) {
 					if (!viewer.getSelection().isEmpty()) {
 						List<?> elements = ((IStructuredSelection) viewer.getSelection()).toList();

 						Command cmd = RemoveCommand.create(getEditingDomain(), getMaster().getValue(), UiPackageImpl.Literals.ELEMENT_CONTAINER__CHILDREN, elements);
 						if (cmd.canExecute()) {
 							getEditingDomain().getCommandStack().execute(cmd);
 						}
 					}
 				}
 			});
 		}

 		folder.setSelection(0);

 		return folder;
 	}

 	@Override
 	public IObservableList getChildList(Object element) {
 		return null;
 	}

 	private void handleAdd(EClass eClass) {
 		EObject eObject = EcoreUtil.create(eClass);

 		setElementId(eObject);

 		Command cmd = AddCommand.create(getEditingDomain(), getMaster().getValue(), UiPackageImpl.Literals.ELEMENT_CONTAINER__CHILDREN, eObject);

 		if (cmd.canExecute()) {
 			getEditingDomain().getCommandStack().execute(cmd);
 			getEditor().setSelection(eObject);
 		}
 	}

 	@Override
 	public List<Action> getActions(Object element) {
 		ArrayList<Action> l = new ArrayList<Action>(super.getActions(element));
 		l.addAll(actions);
 		return l;
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2010 BestSolution.at and others.
	* 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:
	* Tom Schindl <tom.schindl@bestsolution.at> - initial API and implementation
	******************************************************************************/
	package org.eclipse.e4.tools.emf.ui.internal.common.component.virtual;

	import java.util.ArrayList;
	import java.util.List;
	import javax.annotation.PostConstruct;
	import javax.inject.Inject;
	import org.eclipse.core.databinding.observable.list.IObservableList;
	import org.eclipse.core.databinding.observable.value.WritableValue;
	import org.eclipse.e4.tools.emf.ui.common.Util;
	import org.eclipse.e4.tools.emf.ui.common.component.AbstractComponentEditor;
	import org.eclipse.e4.tools.emf.ui.internal.ResourceProvider;
	import org.eclipse.e4.tools.emf.ui.internal.common.ComponentLabelProvider;
	import org.eclipse.e4.tools.emf.ui.internal.common.VirtualEntry;
	import org.eclipse.e4.ui.model.application.ui.MElementContainer;
	import org.eclipse.e4.ui.model.application.ui.MUIElement;
	import org.eclipse.e4.ui.model.application.ui.advanced.impl.AdvancedPackageImpl;
	import org.eclipse.e4.ui.model.application.ui.basic.impl.BasicPackageImpl;
	import org.eclipse.e4.ui.model.application.ui.impl.UiPackageImpl;
	import org.eclipse.emf.common.command.Command;
	import org.eclipse.emf.databinding.EMFDataBindingContext;
	import org.eclipse.emf.ecore.EClass;
	import org.eclipse.emf.ecore.EObject;
	import org.eclipse.emf.ecore.util.EcoreUtil;
	import org.eclipse.emf.edit.command.AddCommand;
	import org.eclipse.emf.edit.command.RemoveCommand;
	import org.eclipse.jface.action.Action;
	import org.eclipse.jface.databinding.viewers.ObservableListContentProvider;
	import org.eclipse.jface.viewers.ArrayContentProvider;
	import org.eclipse.jface.viewers.ComboViewer;
	import org.eclipse.jface.viewers.IStructuredSelection;
	import org.eclipse.jface.viewers.LabelProvider;
	import org.eclipse.jface.viewers.StructuredSelection;
	import org.eclipse.jface.viewers.TableViewer;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.custom.CTabFolder;
	import org.eclipse.swt.custom.CTabItem;
	import org.eclipse.swt.events.SelectionAdapter;
	import org.eclipse.swt.events.SelectionEvent;
	import org.eclipse.swt.graphics.Image;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.layout.GridLayout;
	import org.eclipse.swt.widgets.Button;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.Display;
	import org.eclipse.swt.widgets.Label;

	public class VWindowControlEditor extends AbstractComponentEditor {
	private Composite composite;
	private EMFDataBindingContext context;
	private TableViewer viewer;
	private List<Action> actions = new ArrayList<Action>();

	@Inject
	public VWindowControlEditor() {
	super();
	}

	@PostConstruct
	void init() {
	actions.add(new Action(Messages.VWindowControlEditor_AddPerspectiveStack, createImageDescriptor(ResourceProvider.IMG_PerspectiveStack)) {
	@Override
	public void run() {
	handleAdd(AdvancedPackageImpl.Literals.PERSPECTIVE_STACK);
	}
	});

	actions.add(new Action(Messages.VWindowControlEditor_AddPartSashContainer, createImageDescriptor(ResourceProvider.IMG_PartSashContainer_vertical)) {
	@Override
	public void run() {
	handleAdd(BasicPackageImpl.Literals.PART_SASH_CONTAINER);
	}
	});

	actions.add(new Action(Messages.VWindowControlEditor_AddPartStack, createImageDescriptor(ResourceProvider.IMG_PartStack)) {
	@Override
	public void run() {
	handleAdd(BasicPackageImpl.Literals.PART_STACK);
	}
	});

	actions.add(new Action(Messages.VWindowControlEditor_AddPart, createImageDescriptor(ResourceProvider.IMG_Part)) {
	@Override
	public void run() {
	handleAdd(BasicPackageImpl.Literals.PART);
	}
	});

	actions.add(new Action(Messages.VWindowControlEditor_AddInputPart, createImageDescriptor(ResourceProvider.IMG_Part)) {
	@Override
	public void run() {
	handleAdd(BasicPackageImpl.Literals.INPUT_PART);
	}
	});

	actions.add(new Action(Messages.VWindowControlEditor_AddArea, createImageDescriptor(ResourceProvider.IMG_Area_vertical)) {
	@Override
	public void run() {
	handleAdd(AdvancedPackageImpl.Literals.AREA);
	}
	});
	}

	@Override
	public Image getImage(Object element, Display display) {
	return null;
	}

	@Override
	public String getLabel(Object element) {
	return Messages.VWindowControlEditor_TreeLabel;
	}

	@Override
	public String getDetailLabel(Object element) {
	return null;
	}

	@Override
	public String getDescription(Object element) {
	return Messages.VWindowControlEditor_TreeLabelDescription;
	}

	@Override
	public Composite doGetEditor(Composite parent, Object object) {
	if (composite == null) {
	context = new EMFDataBindingContext();
	composite = createForm(parent, context, getMaster());
	}
	VirtualEntry<?> o = (VirtualEntry<?>) object;
	viewer.setInput(o.getList());
	getMaster().setValue(o.getOriginalParent());
	return composite;
	}

	private Composite createForm(Composite parent, EMFDataBindingContext context, WritableValue master) {
	CTabFolder folder = new CTabFolder(parent, SWT.BOTTOM);

	CTabItem item = new CTabItem(folder, SWT.NONE);
	item.setText(Messages.ModelTooling_Common_TabDefault);

	parent = createScrollableContainer(folder);
	item.setControl(parent.getParent());

	{
	Label l = new Label(parent, SWT.NONE);
	l.setText(Messages.VWindowControlEditor_Controls);
	l.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_BEGINNING));

	viewer = new TableViewer(parent);
	ObservableListContentProvider cp = new ObservableListContentProvider();
	viewer.setContentProvider(cp);
	viewer.setLabelProvider(new ComponentLabelProvider(getEditor(), Messages));
	GridData gd = new GridData(GridData.FILL_BOTH);
	viewer.getControl().setLayoutData(gd);

	Composite buttonComp = new Composite(parent, SWT.NONE);
	buttonComp.setLayoutData(new GridData(GridData.FILL, GridData.END, false, false));
	GridLayout gl = new GridLayout(2, false);
	gl.marginLeft = 0;
	gl.marginRight = 0;
	gl.marginWidth = 0;
	gl.marginHeight = 0;
	buttonComp.setLayout(gl);

	Button b = new Button(buttonComp, SWT.PUSH \| SWT.FLAT);
	b.setText(Messages.ModelTooling_Common_Up);
	b.setImage(createImage(ResourceProvider.IMG_Obj16_arrow_up));
	b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false, 2, 1));
	b.addSelectionListener(new SelectionAdapter() {
	@Override
	public void widgetSelected(SelectionEvent e) {
	if (!viewer.getSelection().isEmpty()) {
	IStructuredSelection s = (IStructuredSelection) viewer.getSelection();
	if (s.size() == 1) {
	Object obj = s.getFirstElement();
	MElementContainer<?> container = (MElementContainer<?>) getMaster().getValue();
	int idx = container.getChildren().indexOf(obj) - 1;
	if (idx >= 0) {
	if (Util.moveElementByIndex(getEditingDomain(), (MUIElement) obj, getEditor().isLiveModel(), idx)) {
	viewer.setSelection(new StructuredSelection(obj));
	}
	}

	}
	}
	}
	});

	b = new Button(buttonComp, SWT.PUSH \| SWT.FLAT);
	b.setText(Messages.ModelTooling_Common_Down);
	b.setImage(createImage(ResourceProvider.IMG_Obj16_arrow_down));
	b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false, 2, 1));
	b.addSelectionListener(new SelectionAdapter() {
	@Override
	public void widgetSelected(SelectionEvent e) {
	if (!viewer.getSelection().isEmpty()) {
	IStructuredSelection s = (IStructuredSelection) viewer.getSelection();
	if (s.size() == 1) {
	Object obj = s.getFirstElement();
	MElementContainer<?> container = (MElementContainer<?>) getMaster().getValue();
	int idx = container.getChildren().indexOf(obj) + 1;
	if (idx < container.getChildren().size()) {
	if (Util.moveElementByIndex(getEditingDomain(), (MUIElement) obj, getEditor().isLiveModel(), idx)) {
	viewer.setSelection(new StructuredSelection(obj));
	}
	}
	}
	}
	}
	});

	final ComboViewer childrenDropDown = new ComboViewer(buttonComp);
	childrenDropDown.getControl().setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
	childrenDropDown.setContentProvider(new ArrayContentProvider());
	childrenDropDown.setLabelProvider(new LabelProvider() {
	@Override
	public String getText(Object element) {
	EClass eclass = (EClass) element;
	return eclass.getName();
	}
	});
	childrenDropDown.setInput(new EClass[] { AdvancedPackageImpl.Literals.PERSPECTIVE_STACK, BasicPackageImpl.Literals.PART_SASH_CONTAINER, BasicPackageImpl.Literals.PART_STACK, BasicPackageImpl.Literals.PART, BasicPackageImpl.Literals.INPUT_PART, AdvancedPackageImpl.Literals.AREA });
	childrenDropDown.setSelection(new StructuredSelection(AdvancedPackageImpl.Literals.PERSPECTIVE_STACK));

	b = new Button(buttonComp, SWT.PUSH \| SWT.FLAT);
	b.setImage(createImage(ResourceProvider.IMG_Obj16_table_add));
	b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, false, false));
	b.addSelectionListener(new SelectionAdapter() {
	@Override
	public void widgetSelected(SelectionEvent e) {
	if (!childrenDropDown.getSelection().isEmpty()) {
	EClass eClass = (EClass) ((IStructuredSelection) childrenDropDown.getSelection()).getFirstElement();
	handleAdd(eClass);
	}
	}
	});

	b = new Button(buttonComp, SWT.PUSH \| SWT.FLAT);
	b.setText(Messages.ModelTooling_Common_Remove);
	b.setImage(createImage(ResourceProvider.IMG_Obj16_table_delete));
	b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false, 2, 1));
	b.addSelectionListener(new SelectionAdapter() {
	@Override
	public void widgetSelected(SelectionEvent e) {
	if (!viewer.getSelection().isEmpty()) {
	List<?> elements = ((IStructuredSelection) viewer.getSelection()).toList();

	Command cmd = RemoveCommand.create(getEditingDomain(), getMaster().getValue(), UiPackageImpl.Literals.ELEMENT_CONTAINER__CHILDREN, elements);
	if (cmd.canExecute()) {
	getEditingDomain().getCommandStack().execute(cmd);
	}
	}
	}
	});
	}

	folder.setSelection(0);

	return folder;
	}

	@Override
	public IObservableList getChildList(Object element) {
	return null;
	}

	private void handleAdd(EClass eClass) {
	EObject eObject = EcoreUtil.create(eClass);

	setElementId(eObject);

	Command cmd = AddCommand.create(getEditingDomain(), getMaster().getValue(), UiPackageImpl.Literals.ELEMENT_CONTAINER__CHILDREN, eObject);

	if (cmd.canExecute()) {
	getEditingDomain().getCommandStack().execute(cmd);
	getEditor().setSelection(eObject);
	}
	}

	@Override
	public List<Action> getActions(Object element) {
	ArrayList<Action> l = new ArrayList<Action>(super.getActions(element));
	l.addAll(actions);
	return l;
	}
	}