package org.ximtec.igesture.tool.view.devicemanager.action;
   
   import java.awt.event.ActionEvent;
   
   import javax.swing.event.ListSelectionEvent;
   import javax.swing.event.ListSelectionListener;
   
   import org.sigtec.graphix.widget.BasicAction;
   import org.ximtec.igesture.io.IUser;
  import org.ximtec.igesture.tool.GestureConstants;
  import org.ximtec.igesture.tool.service.GuiBundleService;
  import org.ximtec.igesture.tool.view.devicemanager.DeviceManagerController;
  import org.ximtec.igesture.tool.view.devicemanager.DeviceManagerView;
  
  /**
   * Action to remove a user. It extends {@link org.sigtec.graphix.widget.BasicAction} and implements the {@link javax.swing.event.ListSelectionListener} interface.
   * @author Bjorn Puype, bpuype@gmail.com
   *
   */
  public class RemoveUserAction extends BasicAction implements ListSelectionListener{
  
  	private DeviceManagerController controller;
  	private DeviceManagerView view;
  	
  	public RemoveUserAction(DeviceManagerController controller, DeviceManagerView view)
  	{
  		this(controller,view,false);
  	}
  	
  	public RemoveUserAction(DeviceManagerController controller, DeviceManagerView view, boolean enabled)
  	{
  		super(GestureConstants.REMOVE_USER, controller.getLocator().getService(
  	            GuiBundleService.IDENTIFIER, GuiBundleService.class));
  		this.controller = controller;
  		this.view = view;
  		setEnabled(enabled);
  	}
  	
  	@Override
  	public void actionPerformed(ActionEvent e) {
  		IUser user = view.getSelectedUser();
  		controller.removeUser(user);
  	}
  
  	@Override
  	public void valueChanged(ListSelectionEvent e) {
  		//enable the action when something was selected. Except if the user is a default user.
  		IUser user = view.getSelectedUser();
  		IUser defaultUser = controller.getDefaultUser();
  		if( ( user != null ) && !user.equals(defaultUser) )
  			setEnabled(true);
  		else
  			setEnabled(false);
  	}
  
  }