org.pwsafe.passwordsafeswt.action.LockDbAction.java Source code

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Here is the source code for org.pwsafe.passwordsafeswt.action.LockDbAction.java

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/*
 * $Id$
 * Copyright (c) 2008-2014 David Muller <roxon@users.sourceforge.net>.
 * All rights reserved. Use of the code is allowed under the
 * Artistic License 2.0 terms, as specified in the LICENSE file
 * distributed with this code, or available from
 * http://www.opensource.org/licenses/artistic-license-2.0.php
 */
package org.pwsafe.passwordsafeswt.action;

import java.util.TimerTask;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.eclipse.jface.action.Action;
import org.pwsafe.passwordsafeswt.PasswordSafeJFace;

/**
 * Locks the password database. This action expects all changes to be saved
 * <b>BEFORE</b> it is called!
 * 
 * Implements Runnable so that it can be called asynchronously.
 * 
 * @author David Mueller
 */
public class LockDbAction extends Action implements Runnable {

    private static final Log log = LogFactory.getLog(LockDbAction.class);

    public LockDbAction() {
        super(Messages.getString("LockDbAction.Label")); //$NON-NLS-1$
        setToolTipText(Messages.getString("LockDbAction.Tooltip")); //$NON-NLS-1$
    }

    /**
     * @see org.eclipse.jface.action.Action#run()
     */
    @Override
    public void run() {
        performLock();
    }

    public TimerTask createTaskTimer() {
        return new TimerTask() {
            @Override
            public void run() {
                // calls outer class, use the event tread
                // TODO: have minimize in an extra Timer, and with a shorter
                // period that so that it won't
                PasswordSafeJFace.getApp().getShell().getDisplay().syncExec(new Runnable() {
                    public void run() {
                        final PasswordSafeJFace app = PasswordSafeJFace.getApp();
                        if (!app.getShell().getMinimized()) {
                            PasswordSafeJFace.getApp().getShell().setMinimized(true);
                        }
                        if (!app.isLocked()) {
                            performLock();
                        }
                    }
                });

            }
        };
    }

    public void performLock() {
        final PasswordSafeJFace app = PasswordSafeJFace.getApp();
        if (app.getPwsFile() != null) {
            log.info(Messages.getString("LockDbAction.Log.Locking")); //$NON-NLS-1$
            app.getPwsFile().dispose();
            app.clearView();
            app.clearPwsStore();
            app.setLocked(true);
        }
    }
}