package org.argeo.cms.e4.users.providers;
   
   import javax.naming.InvalidNameException;
   import javax.naming.ldap.LdapName;
   
   import org.argeo.cms.CmsException;
   import org.argeo.cms.auth.UserAdminUtils;
   import org.eclipse.jface.resource.JFaceResources;
   import org.eclipse.jface.viewers.ColumnLabelProvider;
  import org.eclipse.swt.SWT;
  import org.eclipse.swt.graphics.Font;
  import org.eclipse.swt.widgets.Display;
  import org.osgi.service.useradmin.User;
  
  /**
   * Utility class that add font modifications to a column label provider
   * depending on the given user properties
   */
  public abstract class UserAdminAbstractLP extends ColumnLabelProvider {
  	private static final long serialVersionUID = 137336765024922368L;
  
  	// private Font italic;
  	private Font bold;
  
  	@Override
  	public Font getFont(Object element) {
  		// Self as bold
  		try {
  			LdapName selfUserName = UserAdminUtils.getCurrentUserLdapName();
  			String userName = ((User) element).getName();
  			LdapName userLdapName = new LdapName(userName);
  			if (userLdapName.equals(selfUserName)) {
  				if (bold == null)
  					bold = JFaceResources.getFontRegistry()
  							.defaultFontDescriptor().setStyle(SWT.BOLD)
  							.createFont(Display.getCurrent());
  				return bold;
  			}
  		} catch (InvalidNameException e) {
  			throw new CmsException("cannot parse dn for " + element, e);
  		}
  
  		// Disabled as Italic
  		// Node userProfile = (Node) elem;
  		// if (!userProfile.getProperty(ARGEO_ENABLED).getBoolean())
  		// return italic;
  
  		return null;
  		// return super.getFont(element);
  	}
  
  	@Override
  	public String getText(Object element) {
  		User user = (User) element;
  		return getText(user);
  	}
  
  	public void setDisplay(Display display) {
  		// italic = JFaceResources.getFontRegistry().defaultFontDescriptor()
  		// .setStyle(SWT.ITALIC).createFont(display);
  		bold = JFaceResources.getFontRegistry().defaultFontDescriptor()
  				.setStyle(SWT.BOLD).createFont(Display.getCurrent());
  	}
  
  	public abstract String getText(User user);
  }