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/*******************************************************************************
* Copyright (c) 2008, 2017 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.equinox.internal.security.ui.storage;
import java.util.Iterator;
import java.util.Map;
import org.eclipse.core.runtime.preferences.ConfigurationScope;
import org.eclipse.core.runtime.preferences.IEclipsePreferences;
import org.eclipse.equinox.internal.security.storage.friends.IStorageConstants;
import org.eclipse.equinox.internal.security.storage.friends.InternalExchangeUtils;
import org.eclipse.equinox.internal.security.ui.nls.SecUIMessages;
import org.eclipse.jface.layout.GridLayoutFactory;
import org.eclipse.jface.layout.LayoutConstants;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.*;
import org.osgi.service.prefs.BackingStoreException;
public class TabAdvanced {
private static final String PREFERENCES_PLUGIN = "org.eclipse.equinox.security"; //$NON-NLS-1$
private Map availableCiphers = null;
private Combo cipherSelector = null;
private IEclipsePreferences eclipseNode = null;
private String defaultCipherAlgorithm;
public TabAdvanced(TabFolder folder, int index, final Shell shell) {
TabItem tab = new TabItem(folder, SWT.NONE, index);
tab.setText(SecUIMessages.tabAdvanced);
Composite page = new Composite(folder, SWT.NONE);
tab.setControl(page);
Label cipherLabel = new Label(page, SWT.NONE);
cipherLabel.setText(SecUIMessages.selectCipher);
cipherSelector = new Combo(page, SWT.READ_ONLY | SWT.DROP_DOWN);
GridData gridDataSelector = new GridData(GridData.FILL, GridData.BEGINNING, true, false);
cipherSelector.setLayoutData(gridDataSelector);
// initialize values
eclipseNode = ConfigurationScope.INSTANCE.getNode(PREFERENCES_PLUGIN);
defaultCipherAlgorithm = eclipseNode.get(IStorageConstants.CIPHER_KEY, IStorageConstants.DEFAULT_CIPHER);
availableCiphers = InternalExchangeUtils.ciphersDetectAvailable();
// fill cipher selector
int position = 0;
for (Iterator i = availableCiphers.keySet().iterator(); i.hasNext();) {
String cipherAlgorithm = (String) i.next();
cipherSelector.add(cipherAlgorithm, position);
if (defaultCipherAlgorithm.equals(cipherAlgorithm))
cipherSelector.select(position);
position++;
}
GridLayoutFactory.fillDefaults().margins(LayoutConstants.getMargins()).numColumns(1).generateLayout(page);
}
public void performDefaults() {
for (int i = 0; i < cipherSelector.getItemCount(); i++) {
String item = cipherSelector.getItem(i);
if (item.equals(IStorageConstants.DEFAULT_CIPHER))
cipherSelector.select(i);
}
}
public void performOk() {
String selectedCipherAlgorithm = cipherSelector.getText();
if (!defaultCipherAlgorithm.equals(selectedCipherAlgorithm)) {
eclipseNode.put(IStorageConstants.CIPHER_KEY, selectedCipherAlgorithm);
String keyFactory = (String) availableCiphers.get(selectedCipherAlgorithm);
eclipseNode.put(IStorageConstants.KEY_FACTORY_KEY, keyFactory);
defaultCipherAlgorithm = selectedCipherAlgorithm;
try {
eclipseNode.flush();
} catch (BackingStoreException e) {
// nothing can be done
}
}
}
}
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