content: /*******************************************************************************
   * Copyright (c) 2000, 2009 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.wizards.buildpaths;
  
  import org.eclipse.core.runtime.IPath;
  import org.eclipse.wst.jsdt.internal.ui.wizards.NewWizardMessages;
  
  public class EditFilterWizard extends BuildPathWizard {
  
  	private SetFilterWizardPage fFilterPage;
  	private final IPath[] fOrginalInclusion, fOriginalExclusion;
  	
  	public EditFilterWizard(CPListElement[] existingEntries, CPListElement newEntry) {
  		super(existingEntries, newEntry, NewWizardMessages.ExclusionInclusionDialog_title, null);
  		
  		IPath[] inc= (IPath[])newEntry.getAttribute(CPListElement.INCLUSION);
  		fOrginalInclusion= new IPath[inc.length];
  		System.arraycopy(inc, 0, fOrginalInclusion, 0, inc.length);
  		
  		IPath[] excl= (IPath[])newEntry.getAttribute(CPListElement.EXCLUSION);
  		fOriginalExclusion= new IPath[excl.length];
  		System.arraycopy(excl, 0, fOriginalExclusion, 0, excl.length);
  	}
  	
  	/*
  	 * @see Wizard#addPages
  	 */	
  	public void addPages() {
  		super.addPages();
  		
  		fFilterPage= new SetFilterWizardPage(getEntryToEdit(), getExistingEntries());
  		addPage(fFilterPage);
  	}	
  	
  	/* (non-Javadoc)
  	 * @see org.eclipse.jface.wizard.IWizard#performFinish()
  	 */
  	public boolean performFinish() {
  		CPListElement entryToEdit= getEntryToEdit();
  		entryToEdit.setAttribute(CPListElement.INCLUSION, fFilterPage.getInclusionPattern());
  		entryToEdit.setAttribute(CPListElement.EXCLUSION, fFilterPage.getExclusionPattern());
  		
  		return super.performFinish();
  	}
  
  	/**
  	 * {@inheritDoc}
  	 */
  	public void cancel() {
  		CPListElement entryToEdit= getEntryToEdit();
  		entryToEdit.setAttribute(CPListElement.INCLUSION, fOrginalInclusion);
  		entryToEdit.setAttribute(CPListElement.EXCLUSION, fOriginalExclusion);
  	}
  }
  