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/*******************************************************************************
* Copyright (c) 2010, 2011 Technical University of Denmark.
* 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:
* Patrick Koenemann, DTU Informatics - initial API and implementation
*******************************************************************************/
package org.eclipse.emf.compare.mpatch.apply.wizards;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.Path;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.compare.mpatch.common.util.MPatchConstants;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.dialogs.WizardNewFileCreationPage;
/**
* Wizard page asking the user for storing an EMF Compare emfdiff file.
*
* @author Patrick Koenemann (pk@imm.dtu.dk)
*
*/
public class ApplyWizardNewEmfdiffPage extends WizardNewFileCreationPage {
private static final String FILE_EXTENSION = MPatchConstants.FILE_EXTENSION_EMF_COMPARE;
public ApplyWizardNewEmfdiffPage(String pageName, IStructuredSelection selection) {
super(pageName, selection);
setTitle(pageName);
setDescription("Please select a file to store the emfdiff.");
}
@Override
public void setVisible(boolean visible) {
super.setVisible(visible);
if (visible) {
initialize();
}
}
private void initialize() {
if (getFileName() == null || getFileName().length() == 0) {
final URI uri = ((ApplyWizard)getWizard()).getMPatch().eResource().getURI();
final String filename = uri.lastSegment();
setFileName(filename.substring(0, filename.lastIndexOf(".") + 1) + FILE_EXTENSION);
}
}
@Override
protected boolean validatePage() {
if (super.validatePage()) {
final String extension = new Path(getFileName()).getFileExtension();
if (extension == null || !FILE_EXTENSION.equals(extension)) {
setErrorMessage("Wrong file extension! '" + FILE_EXTENSION + "' expected.");
return false;
}
final IFile file = ResourcesPlugin.getWorkspace().getRoot().getFile(getContainerFullPath().append(getFileName()));
((ApplyWizard)getWizard()).setEmfdiff(file);
return true;
}
return false;
}
}
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