content: /*******************************************************************************
   * Copyright (c) 2000, 2007 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.jsdt.internal.ui.javadocexport;
  
  import org.eclipse.core.resources.IFile;
  import org.eclipse.jface.action.IAction;
  import org.eclipse.jface.viewers.ISelection;
  import org.eclipse.jface.viewers.IStructuredSelection;
  import org.eclipse.swt.widgets.Shell;
  import org.eclipse.ui.IObjectActionDelegate;
  import org.eclipse.ui.IWorkbenchPart;
  
  public class CreateJavadocActionDelegate implements IObjectActionDelegate {
  
  	private ISelection fCurrentSelection;
  	private Shell fCurrentShell;
  
  	/*
  	 * @see IObjectActionDelegate#setActivePart(IAction, IWorkbenchPart)
  	 */
  	public void setActivePart(IAction action, IWorkbenchPart targetPart) {
  		fCurrentShell= targetPart.getSite().getShell();
  	}
  
  	/*
  	 * @see IActionDelegate#run(IAction)
  	 */
  	public void run(IAction action) {
  		if (fCurrentSelection instanceof IStructuredSelection) {
  			IStructuredSelection structuredSelection= (IStructuredSelection) fCurrentSelection;
  			Object first= structuredSelection.getFirstElement();
  			if (first instanceof IFile) {
  				JavadocWizard wizard= new JavadocWizard((IFile) first);
  				JavadocWizard.openJavadocWizard(wizard, fCurrentShell, structuredSelection);
  			}
  		}
  	}
  
  	/*
  	 * @see IActionDelegate#selectionChanged(IAction, ISelection)
  	 */
  	public void selectionChanged(IAction action, ISelection selection) {
  		fCurrentSelection= selection;
  	}
  
  }
  