| /******************************************************************************* |
| * Copyright (c) 2001, 2006 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 |
| *******************************************************************************/ |
| package org.eclipse.wst.wsdl.ui.internal.asd.actions; |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import org.eclipse.gef.ui.actions.SelectionAction; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.ISelectionProvider; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.ui.IWorkbenchPart; |
| import org.eclipse.wst.wsdl.ui.internal.asd.design.editparts.model.AbstractModelCollection; |
| import org.eclipse.wst.wsdl.ui.internal.asd.facade.IASDObject; |
| |
| public abstract class BaseSelectionAction extends SelectionAction |
| { |
| public static final String SUBMENU_START_ID = "SUBMENU_START_ID: "; //$NON-NLS-1$ |
| public static final String SUBMENU_END_ID = "SUBMENU_END_ID: "; //$NON-NLS-1$ |
| |
| protected ISelectionProvider provider; |
| |
| public BaseSelectionAction(IWorkbenchPart part) |
| { |
| super(part); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.gef.ui.actions.SelectionAction#getSelection() |
| */ |
| protected ISelection getSelection() |
| { |
| // always get selection from selection provider first |
| if (provider!=null) |
| return provider.getSelection(); |
| |
| return super.getSelection(); |
| } |
| /* (non-Javadoc) |
| * @see org.eclipse.gef.ui.actions.SelectionAction#setSelectionProvider(org.eclipse.jface.viewers.ISelectionProvider) |
| */ |
| public void setSelectionProvider(ISelectionProvider provider) |
| { |
| super.setSelectionProvider(provider); |
| this.provider = provider; |
| } |
| |
| public List getSelectedObjects() |
| { |
| List processedObjects = new ArrayList(); |
| List objects = super.getSelectedObjects(); |
| Iterator it = objects.iterator(); |
| while (it.hasNext()) { |
| Object item = it.next(); |
| if (item instanceof AbstractModelCollection) { |
| processedObjects.add(((AbstractModelCollection) item).getModel()); |
| } |
| else { |
| processedObjects.add(item); |
| } |
| } |
| |
| return processedObjects; |
| } |
| |
| protected boolean calculateEnabled() { |
| Object selection = ((IStructuredSelection) getSelection()).getFirstElement(); |
| |
| if (selection instanceof IASDObject) { |
| return !((IASDObject) selection).isReadOnly(); |
| } |
| |
| return true; |
| } |
| } |