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// $Id$
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/**
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* Copyright (C) 2007 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.taxeditor.user;
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import java.util.Observable;
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import java.util.Observer;
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import org.eclipse.swt.SWT;
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import org.eclipse.swt.layout.GridLayout;
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import org.eclipse.swt.widgets.Composite;
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import org.eclipse.swt.widgets.Control;
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import org.eclipse.swt.widgets.Label;
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import org.eclipse.ui.menus.WorkbenchWindowControlContribution;
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import eu.etaxonomy.cdm.model.common.User;
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import eu.etaxonomy.taxeditor.store.CdmStore;
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/**
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* Shows the currently logged in user in status bar
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*
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* @author n.hoffmann
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* @created 01.07.2009
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* @version 1.0
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*/
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public class AuthenticatedUserBar extends WorkbenchWindowControlContribution implements Observer{
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private Label label_authenticatedUser;
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/**
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* <p>Constructor for AuthenticatedUserBar.</p>
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*/
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public AuthenticatedUserBar(){
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CdmStore.getLoginManager().addObserver(this);
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}
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/* (non-Javadoc)
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* @see org.eclipse.jface.action.ControlContribution#createControl(org.eclipse.swt.widgets.Composite)
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*/
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/** {@inheritDoc} */
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@Override
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protected Control createControl(Composite parent) {
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final Composite composite = new Composite(parent, SWT.NONE);
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final GridLayout layout = new GridLayout();
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composite.setLayout(layout);
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label_authenticatedUser = new Label(composite, SWT.NULL);
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update(null, null);
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return composite;
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}
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/* (non-Javadoc)
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* @see java.util.Observer#update(java.util.Observable, java.lang.Object)
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*/
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/** {@inheritDoc} */
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public void update(Observable o, Object arg) {
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User authenticatedUser = CdmStore.getLoginManager().getAuthenticatedUser();
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// TODO find a method to recompute width for parental toolbar item
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String text = authenticatedUser == null ? "Not logged in " :
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"Logged in as: " + authenticatedUser.getUsername() + " ";
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label_authenticatedUser.setText(text);
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}
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/* (non-Javadoc)
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* @see org.eclipse.jface.action.ContributionItem#dispose()
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*/
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/** {@inheritDoc} */
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@Override
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public void dispose() {
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super.dispose();
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CdmStore.getLoginManager().deleteObserver(this);
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}
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}
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