package org.argeo.cms.ui.workbench.internal.useradmin;
   
   import org.argeo.cms.CmsException;
   import org.eclipse.swt.widgets.Display;
   import org.eclipse.ui.IPartListener;
   import org.eclipse.ui.IStartup;
   import org.eclipse.ui.IWorkbenchPage;
   import org.eclipse.ui.IWorkbenchPart;
   import org.eclipse.ui.PlatformUI;
  
  /** Manage transaction and part refresh while updating the security model */
  public class PartStateChanged implements IPartListener, IStartup {
  	// private final static Log log = LogFactory.getLog(PartStateChanged.class);
  	// private IContextActivation contextActivation;
  
  	@Override
  	public void earlyStartup() {
  		Display.getDefault().asyncExec(new Runnable() {
  			public void run() {
  				try {
  					IWorkbenchPage iwp = PlatformUI.getWorkbench()
  							.getActiveWorkbenchWindow().getActivePage();
  					if (iwp != null)
  						iwp.addPartListener(new PartStateChanged());
  				} catch (Exception e) {
  					throw new CmsException(
  							"Error while registering the PartStateChangedListener",
  							e);
  				}
  			}
  		});
  	}
  
  	@Override
  	public void partActivated(IWorkbenchPart part) {
  		// Nothing to do
  	}
  
  	@Override
  	public void partBroughtToTop(IWorkbenchPart part) {
  		// Nothing to do
  	}
  
  	@Override
  	public void partClosed(IWorkbenchPart part) {
  		// Nothing to do
  	}
  
  	@Override
  	public void partDeactivated(IWorkbenchPart part) {
  		// Nothing to do
  	}
  
  	@Override
  	public void partOpened(IWorkbenchPart part) {
  		// Nothing to do
  	}
  }