pl.edu.icm.unity.webadmin.AdminTopHeader Maven / Gradle / Ivy

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Web based administration UI

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/*
 * Copyright (c) 2013 ICM Uniwersytet Warszawski All rights reserved.
 * See LICENCE.txt file for licensing information.
 */
package pl.edu.icm.unity.webadmin;

import com.vaadin.server.Page;
import com.vaadin.ui.Alignment;
import com.vaadin.ui.Button;

import pl.edu.icm.unity.MessageSource;
import pl.edu.icm.unity.webui.authn.StandardWebAuthenticationProcessor;
import pl.edu.icm.unity.webui.common.Images;
import pl.edu.icm.unity.webui.common.Styles;
import pl.edu.icm.unity.webui.common.TopHeader;


/**
 * Top header for admin UI. Allows to switch to (and from) user home UI view.
 * @author K. Benedyczak
 */
public class AdminTopHeader extends TopHeader
{
	private boolean adminView = false;
	private Button switchView;
	private ViewSwitchCallback callback;
	
	public AdminTopHeader(String title, StandardWebAuthenticationProcessor authnProcessor, MessageSource msg, 
			ViewSwitchCallback callback)
	{
		super(title, authnProcessor, msg);
		this.callback = callback;
		addButtons();
	}

	private void addButtons()
	{
		Button supportB = createSupportButton();
		loggedPanel.addComponent(supportB);
		loggedPanel.setComponentAlignment(supportB, Alignment.MIDDLE_CENTER);
		
		Button switchView = createSwitchButton();
		loggedPanel.addComponent(switchView);
		loggedPanel.setComponentAlignment(switchView, Alignment.MIDDLE_CENTER);

		Button logout = createLogoutButton();
		loggedPanel.addComponent(logout);
		loggedPanel.setComponentAlignment(logout, Alignment.MIDDLE_CENTER);
	}

	protected Button createSupportButton()
	{
		Button support = new Button();
		support.addStyleName(Styles.vButtonLink.toString());
		support.addClickListener(e -> Page.getCurrent().open("http://unity-idm.eu/site/support", "_blank", false));
		support.setDescription(msg.getMessage("AdminTopHeader.toSupport"));
		support.setIcon(Images.support.getResource());
		support.addStyleName(Styles.largeIcon.toString());
		return support;
	}
	
	protected Button createSwitchButton()
	{
		switchView = new Button();
		switchView.addStyleName(Styles.vButtonLink.toString());
		switchView.addStyleName(Styles.largeIcon.toString());
		switchView.addClickListener(e -> {
			switchView();
			callback.showView(adminView);
		});

		switchView();
		return switchView;
	}

	private void switchView()
	{
		if (adminView)
		{
			switchView.setIcon(Images.toAdmin.getResource());
			switchView.setDescription(msg.getMessage("AdminTopHeader.toAdmin"));
			adminView = false;
		} else
		{
			switchView.setIcon(Images.toProfile.getResource());
			switchView.setDescription(msg.getMessage("AdminTopHeader.toProfile"));
			adminView = true;
		}
	}
	
	public interface ViewSwitchCallback
	{
		public void showView(boolean admin);
	}
}