bundles/org.eclipse.wst.dtd.ui/src/org/eclipse/wst/dtd/ui/views/contentoutline/DTDContextMenuHelper.java - sourceediting/webtools.sourceediting - Git at Google

 /*******************************************************************************
  * Copyright (c) 2001, 2004 IBM Corporation 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:
  *     IBM Corporation - initial API and implementation
  *     Jens Lukowski/Innoopract - initial renaming/restructuring
  *
  *******************************************************************************/


 package org.eclipse.wst.dtd.ui.views.contentoutline;

 import java.util.List;

 import org.eclipse.jface.action.IAction;
 import org.eclipse.jface.action.IMenuListener;
 import org.eclipse.jface.action.IMenuManager;
 import org.eclipse.jface.action.Separator;
 import org.eclipse.jface.viewers.IStructuredSelection;
 import org.eclipse.jface.viewers.Viewer;
 import org.eclipse.ui.IActionBars;
 import org.eclipse.ui.actions.ActionFactory;
 import org.eclipse.wst.dtd.core.AttributeList;
 import org.eclipse.wst.dtd.core.CMGroupNode;
 import org.eclipse.wst.dtd.core.CMNode;
 import org.eclipse.wst.dtd.core.DTDFile;
 import org.eclipse.wst.dtd.core.DTDNode;
 import org.eclipse.wst.dtd.core.Element;
 import org.eclipse.wst.dtd.core.NodeList;
 import org.eclipse.wst.dtd.core.document.DTDModelImpl;
 import org.eclipse.wst.dtd.core.parser.DTDRegionTypes;
 import org.eclipse.wst.dtd.core.util.LabelValuePair;
 import org.eclipse.wst.dtd.ui.internal.DTDUIPlugin;
 import org.eclipse.wst.dtd.ui.internal.editor.DTDEditorPluginImageHelper;
 import org.eclipse.wst.dtd.ui.internal.editor.DTDEditorPluginImages;
 import org.eclipse.wst.dtd.ui.views.contentoutline.actions.AddAttributeAction;
 import org.eclipse.wst.dtd.ui.views.contentoutline.actions.AddAttributeListAction;
 import org.eclipse.wst.dtd.ui.views.contentoutline.actions.AddCommentAction;
 import org.eclipse.wst.dtd.ui.views.contentoutline.actions.AddElementAction;
 import org.eclipse.wst.dtd.ui.views.contentoutline.actions.AddElementToContentModelAction;
 import org.eclipse.wst.dtd.ui.views.contentoutline.actions.AddEntityAction;
 import org.eclipse.wst.dtd.ui.views.contentoutline.actions.AddGroupToContentModelAction;
 import org.eclipse.wst.dtd.ui.views.contentoutline.actions.AddNotationAction;
 import org.eclipse.wst.dtd.ui.views.contentoutline.actions.AddParameterEntityReferenceAction;
 import org.eclipse.wst.dtd.ui.views.contentoutline.actions.DeleteAction;
 import org.eclipse.wst.sse.ui.StructuredTextEditor;


 public class DTDContextMenuHelper //extends FocusAdapter
 {

 	private class DTDMenuListener implements IMenuListener {
 		/*
 		 * (non-Javadoc)
 		 *
 		 * @see org.eclipse.jface.action.IMenuListener#menuAboutToShow(org.eclipse.jface.action.IMenuManager)
 		 */
 		public void menuAboutToShow(IMenuManager manager) {
 			updateActions();
 			List selection = DTDContextMenuHelper.this.editor.getSelectedNodes();
 			if (selection != null && selection.size() == 1)
 				addActionItemsForSelection(selection.get(0), manager);
 		}
 	}

 	protected AddAttributeAction addAttributeAction;
 	protected AddAttributeListAction addAttributeListAction;
 	protected AddCommentAction addCommentAction;
 	protected AddElementAction addElementAction;
 	protected AddElementToContentModelAction addElementToContentModelAction;
 	protected AddEntityAction addEntityAction;
 	protected AddGroupToContentModelAction addGroupToContentModelAction;
 	protected AddNotationAction addNotationAction;
 	protected AddParameterEntityReferenceAction addParameterEntityReferenceAction;
 	protected DeleteAction deleteAction;

 	private StructuredTextEditor editor;

 	private IMenuListener fMenuListener;
 	protected IAction redoAction;

 	//     protected CutAction cutAction;
 	//     protected CopyAction copyAction;
 	//     protected PasteAction pasteAction;
 	protected IAction undoAction;

 	//private List viewerList = new Vector();

 	public DTDContextMenuHelper(StructuredTextEditor editor) {
 		this.editor = editor;
 		fMenuListener = new DTDMenuListener();
 		addNotationAction = new AddNotationAction(editor, DTDUIPlugin.getResourceString("_UI_ACTION_ADD_DTD_NOTATION")); //$NON-NLS-1$
 		addEntityAction = new AddEntityAction(editor, DTDUIPlugin.getResourceString("_UI_ACTION_ADD_DTD_ENTITY")); //$NON-NLS-1$
 		addElementAction = new AddElementAction(editor, DTDUIPlugin.getResourceString("_UI_ACTION_ADD_DTD_ELEMENT")); //$NON-NLS-1$
 		addCommentAction = new AddCommentAction(editor, DTDUIPlugin.getResourceString("_UI_ACTION_ADD_DTD_COMMENT")); //$NON-NLS-1$

 		addParameterEntityReferenceAction = new AddParameterEntityReferenceAction(editor, DTDUIPlugin.getResourceString("_UI_ACTION_ADD_PARAM_ENTITY_REF")); //$NON-NLS-1$
 		deleteAction = new DeleteAction(DTDUIPlugin.getResourceString("_UI_ACTION_DTD_DELETE")); //$NON-NLS-1$
 		addAttributeAction = new AddAttributeAction(editor, DTDUIPlugin.getResourceString("_UI_ACTION_ADD_ATTRIBUTE")); //$NON-NLS-1$
 		addAttributeListAction = new AddAttributeListAction(editor, DTDUIPlugin.getResourceString("_UI_ACTION_ADD_ATTRIBUTELIST")); //$NON-NLS-1$

 		addGroupToContentModelAction = new AddGroupToContentModelAction(editor, DTDUIPlugin.getResourceString("_UI_ACTION_GROUP_ADD_GROUP")); //$NON-NLS-1$
 		addElementToContentModelAction = new AddElementToContentModelAction(editor, DTDUIPlugin.getResourceString("_UI_ACTION_ADD_ELEMENT")); //$NON-NLS-1$

 		addNotationAction.setImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_OBJ_ADD_NOTATION));
 		addEntityAction.setImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_OBJ_ADD_ENTITY));
 		addCommentAction.setImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_OBJ_ADD_COMMENT));
 		addParameterEntityReferenceAction.setImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_OBJ_ADD_ENTITY_REFERENCE));

 		// Tri-state images
 		addElementAction.setImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_ETOOL_ADD_ELEMENT));
 		addElementAction.setHoverImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_CTOOL_ADD_ELEMENT));
 		addElementAction.setDisabledImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_DTOOL_ADD_ELEMENT));

 		addAttributeAction.setImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_ETOOL_ADD_ATTRIBUTE));
 		addAttributeAction.setHoverImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_CTOOL_ADD_ATTRIBUTE));
 		addAttributeAction.setDisabledImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_DTOOL_ADD_ATTRIBUTE));

 		addAttributeListAction.setImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_ETOOL_ADD_ATTRIBUTE));
 		addAttributeListAction.setHoverImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_CTOOL_ADD_ATTRIBUTE));
 		addAttributeListAction.setDisabledImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_DTOOL_ADD_ATTRIBUTE));

 		addGroupToContentModelAction.setImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_ETOOL_ADD_GROUPTOCONMODEL));
 		addGroupToContentModelAction.setHoverImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_CTOOL_ADD_GROUPTOCONMODEL));
 		addGroupToContentModelAction.setDisabledImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_DTOOL_ADD_GROUPTOCONMODEL));

 		addElementToContentModelAction.setImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_ETOOL_ADD_ELEMENTTOCONMODEL));
 		addElementToContentModelAction.setHoverImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_CTOOL_ADD_ELEMENTTOCONMODEL));
 		addElementToContentModelAction.setDisabledImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_DTOOL_ADD_ELEMENTTOCONMODEL));
 	}

 	public void addActionItemsForSelection(Object selectedObject, IMenuManager menu) {
 		if (undoAction == null) {
 			undoAction = editor.getAction(ActionFactory.UNDO.getId());
 			redoAction = editor.getAction(ActionFactory.REDO.getId());
 		}

 		menu.add(undoAction);
 		menu.add(redoAction);
 		menu.add(new Separator());

 		if (selectedObject instanceof IndexedNodeList) {
 			// http://w3.opensource.ibm.com/bugzilla/show_bug.cgi?id=4201
 			// add appropriate menu to logical view
 			NodeList folder = ((IndexedNodeList) selectedObject).getTarget();
 			if (folder.getListType().equals(DTDRegionTypes.NOTATION_TAG)) {
 				menu.add(addNotationAction);
 			} else if (folder.getListType().equals(DTDRegionTypes.ENTITY_TAG)) {
 				menu.add(addEntityAction);
 			} else if (folder.getListType().equals(DTDRegionTypes.ELEMENT_TAG)) {
 				LabelValuePair[] availableEntities = ((DTDModelImpl) editor.getModel()).createParmEntityContentItems(null);
 				addParameterEntityReferenceAction.setEnabled(availableEntities.length > 0);

 				menu.add(addElementAction);
 				menu.add(addParameterEntityReferenceAction);
 			}
 		}
 		if (selectedObject instanceof DTDFile || selectedObject == null) {
 			LabelValuePair[] availableEntities = ((DTDModelImpl) editor.getModel()).createParmEntityContentItems(null);
 			addParameterEntityReferenceAction.setEnabled(availableEntities.length > 0);

 			menu.add(addElementAction);
 			menu.add(addEntityAction);
 			menu.add(addNotationAction);
 			menu.add(addParameterEntityReferenceAction);
 			menu.add(addCommentAction);
 			menu.add(addAttributeListAction);
 			menu.add(new Separator());
 		}

 		if (selectedObject instanceof Element) {
 			Element dtdElement = (Element) selectedObject;

 			if (dtdElement.getContentModel() == null) {
 				menu.add(addGroupToContentModelAction);
 				menu.add(addElementToContentModelAction);
 			}
 			//        if (!(((Element)selectedObject).getContentModel() instanceof
 			// CMGroupNode))
 			//        {
 			//        menu.add(addGroupToContentModelAction);
 			//        }
 			//      addAttributeAction.setElement(selectedObject);
 			menu.add(addAttributeAction);
 		} else if (selectedObject instanceof CMGroupNode) {
 			//      addElementToContentModelAction.setElement(selectedObject);
 			//      addGroupToContentModelAction.setElement(selectedObject);
 			menu.add(addElementToContentModelAction);
 			menu.add(addGroupToContentModelAction);
 		} else if (selectedObject instanceof AttributeList) {
 			menu.add(addAttributeAction);
 		}

 		menu.add(new Separator());
 		addEditActions(menu);
 		menu.add(new Separator());

 		if (selectedObject instanceof DTDNode && !(selectedObject instanceof CMNode && ((CMNode) selectedObject).isRootElementContent())) {
 			menu.add(deleteAction);
 			deleteAction.setEnabled(true);
 			//        if (selectedObject instanceof DTDElementContent)
 			//        {
 			//          DTDElementContent content = (DTDElementContent) selectedObject;
 			//          if (content.getElement() != null && (content instanceof
 			// DTDPCDataContent || content instanceof DTDEmptyContent))
 			//          {
 			//            deleteAction.setEnabled(false);
 			//          } // end of if ()
 			//        } // end of if ()
 		}
 	}

 	public void addEditActions(IMenuManager menu) {
 		//      menu.add(undoAction);
 		//      menu.add(redoAction);
 		//      menu.add(new Separator());
 		//      menu.add(cutAction);
 		//      menu.add(copyAction);
 		//      menu.add(pasteAction);
 	}

 	public void createMenuListenersFor(Viewer viewer) {
 		viewer.addSelectionChangedListener(addNotationAction);
 		viewer.addSelectionChangedListener(addEntityAction);
 		viewer.addSelectionChangedListener(addElementAction);
 		viewer.addSelectionChangedListener(addCommentAction);
 		viewer.addSelectionChangedListener(addParameterEntityReferenceAction);
 		viewer.addSelectionChangedListener(deleteAction);
 		viewer.addSelectionChangedListener(addAttributeAction);
 		viewer.addSelectionChangedListener(addAttributeListAction);
 		viewer.addSelectionChangedListener(addGroupToContentModelAction);
 		viewer.addSelectionChangedListener(addElementToContentModelAction);

 		IStructuredSelection selection = (IStructuredSelection) viewer.getSelection();
 		addNotationAction.selectionChanged(selection);
 		addEntityAction.selectionChanged(selection);
 		addElementAction.selectionChanged(selection);
 		addParameterEntityReferenceAction.selectionChanged(selection);
 		deleteAction.selectionChanged(selection);
 		addAttributeAction.selectionChanged(selection);
 		addAttributeListAction.selectionChanged(selection);
 		addGroupToContentModelAction.selectionChanged(selection);
 		addElementToContentModelAction.selectionChanged(selection);

 		//       viewer.addSelectionChangedListener(cutAction);
 		//       viewer.addSelectionChangedListener(copyAction);
 		//       viewer.addSelectionChangedListener(pasteAction);

 		//		viewerList.add(viewer);
 		//     viewer.getControl().addFocusListener(this);
 	}

 	public DeleteAction getDeleteAction() {
 		return deleteAction;
 	}

 	/**
 	 * @return Returns the menuListener.
 	 */
 	public IMenuListener getMenuListener() {
 		return fMenuListener;
 	}

 	//    public void focusGained(FocusEvent event)
 	//    {
 	//      updateSelection();
 	//    }

 	public void removeMenuListenersFor(Viewer viewer) {
 		viewer.removeSelectionChangedListener(addNotationAction);
 		viewer.removeSelectionChangedListener(addEntityAction);
 		viewer.removeSelectionChangedListener(addElementAction);
 		viewer.removeSelectionChangedListener(addCommentAction);
 		viewer.removeSelectionChangedListener(addParameterEntityReferenceAction);
 		viewer.removeSelectionChangedListener(deleteAction);
 		viewer.removeSelectionChangedListener(addAttributeAction);
 		viewer.removeSelectionChangedListener(addAttributeListAction);
 		viewer.removeSelectionChangedListener(addGroupToContentModelAction);
 		viewer.removeSelectionChangedListener(addElementToContentModelAction);
 	}

 	// Update all the actions for the viewer in focus
 	public void updateActions() {
 		//     undoAction.update();
 		//     redoAction.update();
 	}

 	public void updateEditActions(IActionBars actionBars) {
 		//      if (actionBars != null)
 		//      {
 		//        actionBars.setGlobalActionHandler(IWorkbenchActionConstants.CUT,
 		// cutAction);
 		//        actionBars.setGlobalActionHandler(IWorkbenchActionConstants.COPY,
 		// copyAction);
 		//        actionBars.setGlobalActionHandler(IWorkbenchActionConstants.PASTE,
 		// pasteAction);
 		//        actionBars.setGlobalActionHandler(IWorkbenchActionConstants.UNDO,
 		// undoAction);
 		//        actionBars.setGlobalActionHandler(IWorkbenchActionConstants.REDO,
 		// redoAction);
 		//      }
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2001, 2004 IBM Corporation 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:
	* IBM Corporation - initial API and implementation
	* Jens Lukowski/Innoopract - initial renaming/restructuring
	*
	*******************************************************************************/


	package org.eclipse.wst.dtd.ui.views.contentoutline;

	import java.util.List;

	import org.eclipse.jface.action.IAction;
	import org.eclipse.jface.action.IMenuListener;
	import org.eclipse.jface.action.IMenuManager;
	import org.eclipse.jface.action.Separator;
	import org.eclipse.jface.viewers.IStructuredSelection;
	import org.eclipse.jface.viewers.Viewer;
	import org.eclipse.ui.IActionBars;
	import org.eclipse.ui.actions.ActionFactory;
	import org.eclipse.wst.dtd.core.AttributeList;
	import org.eclipse.wst.dtd.core.CMGroupNode;
	import org.eclipse.wst.dtd.core.CMNode;
	import org.eclipse.wst.dtd.core.DTDFile;
	import org.eclipse.wst.dtd.core.DTDNode;
	import org.eclipse.wst.dtd.core.Element;
	import org.eclipse.wst.dtd.core.NodeList;
	import org.eclipse.wst.dtd.core.document.DTDModelImpl;
	import org.eclipse.wst.dtd.core.parser.DTDRegionTypes;
	import org.eclipse.wst.dtd.core.util.LabelValuePair;
	import org.eclipse.wst.dtd.ui.internal.DTDUIPlugin;
	import org.eclipse.wst.dtd.ui.internal.editor.DTDEditorPluginImageHelper;
	import org.eclipse.wst.dtd.ui.internal.editor.DTDEditorPluginImages;
	import org.eclipse.wst.dtd.ui.views.contentoutline.actions.AddAttributeAction;
	import org.eclipse.wst.dtd.ui.views.contentoutline.actions.AddAttributeListAction;
	import org.eclipse.wst.dtd.ui.views.contentoutline.actions.AddCommentAction;
	import org.eclipse.wst.dtd.ui.views.contentoutline.actions.AddElementAction;
	import org.eclipse.wst.dtd.ui.views.contentoutline.actions.AddElementToContentModelAction;
	import org.eclipse.wst.dtd.ui.views.contentoutline.actions.AddEntityAction;
	import org.eclipse.wst.dtd.ui.views.contentoutline.actions.AddGroupToContentModelAction;
	import org.eclipse.wst.dtd.ui.views.contentoutline.actions.AddNotationAction;
	import org.eclipse.wst.dtd.ui.views.contentoutline.actions.AddParameterEntityReferenceAction;
	import org.eclipse.wst.dtd.ui.views.contentoutline.actions.DeleteAction;
	import org.eclipse.wst.sse.ui.StructuredTextEditor;


	public class DTDContextMenuHelper //extends FocusAdapter
	{

	private class DTDMenuListener implements IMenuListener {
	/*
	* (non-Javadoc)
	*
	* @see org.eclipse.jface.action.IMenuListener#menuAboutToShow(org.eclipse.jface.action.IMenuManager)
	*/
	public void menuAboutToShow(IMenuManager manager) {
	updateActions();
	List selection = DTDContextMenuHelper.this.editor.getSelectedNodes();
	if (selection != null && selection.size() == 1)
	addActionItemsForSelection(selection.get(0), manager);
	}
	}

	protected AddAttributeAction addAttributeAction;
	protected AddAttributeListAction addAttributeListAction;
	protected AddCommentAction addCommentAction;
	protected AddElementAction addElementAction;
	protected AddElementToContentModelAction addElementToContentModelAction;
	protected AddEntityAction addEntityAction;
	protected AddGroupToContentModelAction addGroupToContentModelAction;
	protected AddNotationAction addNotationAction;
	protected AddParameterEntityReferenceAction addParameterEntityReferenceAction;
	protected DeleteAction deleteAction;

	private StructuredTextEditor editor;

	private IMenuListener fMenuListener;
	protected IAction redoAction;

	// protected CutAction cutAction;
	// protected CopyAction copyAction;
	// protected PasteAction pasteAction;
	protected IAction undoAction;

	//private List viewerList = new Vector();

	public DTDContextMenuHelper(StructuredTextEditor editor) {
	this.editor = editor;
	fMenuListener = new DTDMenuListener();
	addNotationAction = new AddNotationAction(editor, DTDUIPlugin.getResourceString("_UI_ACTION_ADD_DTD_NOTATION")); //$NON-NLS-1$
	addEntityAction = new AddEntityAction(editor, DTDUIPlugin.getResourceString("_UI_ACTION_ADD_DTD_ENTITY")); //$NON-NLS-1$
	addElementAction = new AddElementAction(editor, DTDUIPlugin.getResourceString("_UI_ACTION_ADD_DTD_ELEMENT")); //$NON-NLS-1$
	addCommentAction = new AddCommentAction(editor, DTDUIPlugin.getResourceString("_UI_ACTION_ADD_DTD_COMMENT")); //$NON-NLS-1$

	addParameterEntityReferenceAction = new AddParameterEntityReferenceAction(editor, DTDUIPlugin.getResourceString("_UI_ACTION_ADD_PARAM_ENTITY_REF")); //$NON-NLS-1$
	deleteAction = new DeleteAction(DTDUIPlugin.getResourceString("_UI_ACTION_DTD_DELETE")); //$NON-NLS-1$
	addAttributeAction = new AddAttributeAction(editor, DTDUIPlugin.getResourceString("_UI_ACTION_ADD_ATTRIBUTE")); //$NON-NLS-1$
	addAttributeListAction = new AddAttributeListAction(editor, DTDUIPlugin.getResourceString("_UI_ACTION_ADD_ATTRIBUTELIST")); //$NON-NLS-1$

	addGroupToContentModelAction = new AddGroupToContentModelAction(editor, DTDUIPlugin.getResourceString("_UI_ACTION_GROUP_ADD_GROUP")); //$NON-NLS-1$
	addElementToContentModelAction = new AddElementToContentModelAction(editor, DTDUIPlugin.getResourceString("_UI_ACTION_ADD_ELEMENT")); //$NON-NLS-1$

	addNotationAction.setImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_OBJ_ADD_NOTATION));
	addEntityAction.setImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_OBJ_ADD_ENTITY));
	addCommentAction.setImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_OBJ_ADD_COMMENT));
	addParameterEntityReferenceAction.setImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_OBJ_ADD_ENTITY_REFERENCE));

	// Tri-state images
	addElementAction.setImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_ETOOL_ADD_ELEMENT));
	addElementAction.setHoverImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_CTOOL_ADD_ELEMENT));
	addElementAction.setDisabledImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_DTOOL_ADD_ELEMENT));

	addAttributeAction.setImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_ETOOL_ADD_ATTRIBUTE));
	addAttributeAction.setHoverImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_CTOOL_ADD_ATTRIBUTE));
	addAttributeAction.setDisabledImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_DTOOL_ADD_ATTRIBUTE));

	addAttributeListAction.setImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_ETOOL_ADD_ATTRIBUTE));
	addAttributeListAction.setHoverImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_CTOOL_ADD_ATTRIBUTE));
	addAttributeListAction.setDisabledImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_DTOOL_ADD_ATTRIBUTE));

	addGroupToContentModelAction.setImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_ETOOL_ADD_GROUPTOCONMODEL));
	addGroupToContentModelAction.setHoverImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_CTOOL_ADD_GROUPTOCONMODEL));
	addGroupToContentModelAction.setDisabledImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_DTOOL_ADD_GROUPTOCONMODEL));

	addElementToContentModelAction.setImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_ETOOL_ADD_ELEMENTTOCONMODEL));
	addElementToContentModelAction.setHoverImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_CTOOL_ADD_ELEMENTTOCONMODEL));
	addElementToContentModelAction.setDisabledImageDescriptor(DTDEditorPluginImageHelper.getInstance().getImageDescriptor(DTDEditorPluginImages.IMG_DTOOL_ADD_ELEMENTTOCONMODEL));
	}

	public void addActionItemsForSelection(Object selectedObject, IMenuManager menu) {
	if (undoAction == null) {
	undoAction = editor.getAction(ActionFactory.UNDO.getId());
	redoAction = editor.getAction(ActionFactory.REDO.getId());
	}

	menu.add(undoAction);
	menu.add(redoAction);
	menu.add(new Separator());

	if (selectedObject instanceof IndexedNodeList) {
	// http://w3.opensource.ibm.com/bugzilla/show_bug.cgi?id=4201
	// add appropriate menu to logical view
	NodeList folder = ((IndexedNodeList) selectedObject).getTarget();
	if (folder.getListType().equals(DTDRegionTypes.NOTATION_TAG)) {
	menu.add(addNotationAction);
	} else if (folder.getListType().equals(DTDRegionTypes.ENTITY_TAG)) {
	menu.add(addEntityAction);
	} else if (folder.getListType().equals(DTDRegionTypes.ELEMENT_TAG)) {
	LabelValuePair[] availableEntities = ((DTDModelImpl) editor.getModel()).createParmEntityContentItems(null);
	addParameterEntityReferenceAction.setEnabled(availableEntities.length > 0);

	menu.add(addElementAction);
	menu.add(addParameterEntityReferenceAction);
	}
	}
	if (selectedObject instanceof DTDFile \|\| selectedObject == null) {
	LabelValuePair[] availableEntities = ((DTDModelImpl) editor.getModel()).createParmEntityContentItems(null);
	addParameterEntityReferenceAction.setEnabled(availableEntities.length > 0);

	menu.add(addElementAction);
	menu.add(addEntityAction);
	menu.add(addNotationAction);
	menu.add(addParameterEntityReferenceAction);
	menu.add(addCommentAction);
	menu.add(addAttributeListAction);
	menu.add(new Separator());
	}

	if (selectedObject instanceof Element) {
	Element dtdElement = (Element) selectedObject;

	if (dtdElement.getContentModel() == null) {
	menu.add(addGroupToContentModelAction);
	menu.add(addElementToContentModelAction);
	}
	// if (!(((Element)selectedObject).getContentModel() instanceof
	// CMGroupNode))
	// {
	// menu.add(addGroupToContentModelAction);
	// }
	// addAttributeAction.setElement(selectedObject);
	menu.add(addAttributeAction);
	} else if (selectedObject instanceof CMGroupNode) {
	// addElementToContentModelAction.setElement(selectedObject);
	// addGroupToContentModelAction.setElement(selectedObject);
	menu.add(addElementToContentModelAction);
	menu.add(addGroupToContentModelAction);
	} else if (selectedObject instanceof AttributeList) {
	menu.add(addAttributeAction);
	}

	menu.add(new Separator());
	addEditActions(menu);
	menu.add(new Separator());

	if (selectedObject instanceof DTDNode && !(selectedObject instanceof CMNode && ((CMNode) selectedObject).isRootElementContent())) {
	menu.add(deleteAction);
	deleteAction.setEnabled(true);
	// if (selectedObject instanceof DTDElementContent)
	// {
	// DTDElementContent content = (DTDElementContent) selectedObject;
	// if (content.getElement() != null && (content instanceof
	// DTDPCDataContent \|\| content instanceof DTDEmptyContent))
	// {
	// deleteAction.setEnabled(false);
	// } // end of if ()
	// } // end of if ()
	}
	}

	public void addEditActions(IMenuManager menu) {
	// menu.add(undoAction);
	// menu.add(redoAction);
	// menu.add(new Separator());
	// menu.add(cutAction);
	// menu.add(copyAction);
	// menu.add(pasteAction);
	}

	public void createMenuListenersFor(Viewer viewer) {
	viewer.addSelectionChangedListener(addNotationAction);
	viewer.addSelectionChangedListener(addEntityAction);
	viewer.addSelectionChangedListener(addElementAction);
	viewer.addSelectionChangedListener(addCommentAction);
	viewer.addSelectionChangedListener(addParameterEntityReferenceAction);
	viewer.addSelectionChangedListener(deleteAction);
	viewer.addSelectionChangedListener(addAttributeAction);
	viewer.addSelectionChangedListener(addAttributeListAction);
	viewer.addSelectionChangedListener(addGroupToContentModelAction);
	viewer.addSelectionChangedListener(addElementToContentModelAction);

	IStructuredSelection selection = (IStructuredSelection) viewer.getSelection();
	addNotationAction.selectionChanged(selection);
	addEntityAction.selectionChanged(selection);
	addElementAction.selectionChanged(selection);
	addParameterEntityReferenceAction.selectionChanged(selection);
	deleteAction.selectionChanged(selection);
	addAttributeAction.selectionChanged(selection);
	addAttributeListAction.selectionChanged(selection);
	addGroupToContentModelAction.selectionChanged(selection);
	addElementToContentModelAction.selectionChanged(selection);

	// viewer.addSelectionChangedListener(cutAction);
	// viewer.addSelectionChangedListener(copyAction);
	// viewer.addSelectionChangedListener(pasteAction);

	// viewerList.add(viewer);
	// viewer.getControl().addFocusListener(this);
	}

	public DeleteAction getDeleteAction() {
	return deleteAction;
	}

	/**
	* @return Returns the menuListener.
	*/
	public IMenuListener getMenuListener() {
	return fMenuListener;
	}

	// public void focusGained(FocusEvent event)
	// {
	// updateSelection();
	// }

	public void removeMenuListenersFor(Viewer viewer) {
	viewer.removeSelectionChangedListener(addNotationAction);
	viewer.removeSelectionChangedListener(addEntityAction);
	viewer.removeSelectionChangedListener(addElementAction);
	viewer.removeSelectionChangedListener(addCommentAction);
	viewer.removeSelectionChangedListener(addParameterEntityReferenceAction);
	viewer.removeSelectionChangedListener(deleteAction);
	viewer.removeSelectionChangedListener(addAttributeAction);
	viewer.removeSelectionChangedListener(addAttributeListAction);
	viewer.removeSelectionChangedListener(addGroupToContentModelAction);
	viewer.removeSelectionChangedListener(addElementToContentModelAction);
	}

	// Update all the actions for the viewer in focus
	public void updateActions() {
	// undoAction.update();
	// redoAction.update();
	}

	public void updateEditActions(IActionBars actionBars) {
	// if (actionBars != null)
	// {
	// actionBars.setGlobalActionHandler(IWorkbenchActionConstants.CUT,
	// cutAction);
	// actionBars.setGlobalActionHandler(IWorkbenchActionConstants.COPY,
	// copyAction);
	// actionBars.setGlobalActionHandler(IWorkbenchActionConstants.PASTE,
	// pasteAction);
	// actionBars.setGlobalActionHandler(IWorkbenchActionConstants.UNDO,
	// undoAction);
	// actionBars.setGlobalActionHandler(IWorkbenchActionConstants.REDO,
	// redoAction);
	// }
	}
	}