org.eclipse.wst.xsd.ui.internal.wizards.RegexWizard.java Source code

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Here is the source code for org.eclipse.wst.xsd.ui.internal.wizards.RegexWizard.java

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/*******************************************************************************
 * Copyright (c) 2001, 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.xsd.ui.internal.wizards;

import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.wizard.Wizard;
import org.eclipse.wst.xsd.ui.internal.editor.XSDEditorPlugin;
import org.eclipse.xsd.XSDPatternFacet;
import org.eclipse.xsd.impl.XSDFactoryImpl;

public class RegexWizard extends Wizard {
    private RegexCompositionPage compositionPage;
    private RegexTestingPage testingPage;

    /* The original, unchanged pattern. */
    private XSDPatternFacet originalPattern;

    /* A copy of the original pattern that is passed into the wizard. */
    private XSDPatternFacet modifiedPattern;

    String pattern;

    public RegexWizard(String expr) {
        super();
        setWindowTitle(XSDEditorPlugin.getXSDString("_UI_REGEX_WIZARD_TITLE"));
        setDefaultPageImageDescriptor(ImageDescriptor.createFromFile(XSDEditorPlugin.class, "icons/regx_wiz.png"));

        XSDFactoryImpl factory = new XSDFactoryImpl();
        modifiedPattern = factory.createXSDPatternFacet();
        modifiedPattern.setLexicalValue(expr);

        originalPattern = factory.createXSDPatternFacet();
        originalPattern.setLexicalValue(expr);

        compositionPage = new RegexCompositionPage(modifiedPattern);
        addPage(compositionPage);

        testingPage = new RegexTestingPage();
        addPage(testingPage);
    }

    public String getPattern() {
        return pattern;
    }

    public boolean canFinish() {
        return (compositionPage.getValue().length() > 0);
    }

    public boolean performFinish() {
        pattern = modifiedPattern.getLexicalValue();
        return true;
    }
}