Synnefo » Pithos

/*

 * Copyright 2007, 2008, 2009 Electronic Business Systems Ltd.

 *

 * This file is part of GSS.

 *

 * GSS is free software: you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation, either version 3 of the License, or

 * (at your option) any later version.

 *

 * GSS is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with GSS.  If not, see <http://www.gnu.org/licenses/>.

 */

package gr.ebs.gss.client;

import com.google.gwt.core.client.GWT;

import com.google.gwt.resources.client.ClientBundle;

import com.google.gwt.resources.client.ImageResource;

import com.google.gwt.user.client.Command;

import com.google.gwt.user.client.ui.AbstractImagePrototype;

import com.google.gwt.user.client.ui.Composite;

import com.google.gwt.user.client.ui.HTML;

import com.google.gwt.user.client.ui.HasHorizontalAlignment;

import com.google.gwt.user.client.ui.HasVerticalAlignment;

import com.google.gwt.user.client.ui.HorizontalPanel;

import com.google.gwt.user.client.ui.MenuBar;

import com.google.gwt.user.client.ui.MenuItem;

/**

 * The top panel, which contains the menu bar icons and the user name.

 */

public class TopPanel extends Composite {

	/**

	 * A constant that denotes the completion of an IncrementalCommand.

	 */

	public static final boolean DONE = false;

	/**

	 * An image bundle for this widgets images.

	 */

	public interface Images extends ClientBundle, FileMenu.Images, EditMenu.Images,

			SettingsMenu.Images, GroupMenu.Images, FilePropertiesDialog.Images,

			HelpMenu.Images, LoadingIndicator.Images {

		@Source("gr/ebs/gss/resources/exit.png")

		ImageResource exit();

		@Source("gr/ebs/gss/resources/folder_blue.png")

		ImageResource folder();

		@Source("gr/ebs/gss/resources/edit.png")

		ImageResource edit();

		@Source("gr/ebs/gss/resources/edit_group.png")

		ImageResource group();

		@Source("gr/ebs/gss/resources/configure.png")

		ImageResource configure();

		@Source("gr/ebs/gss/resources/help.png")

		ImageResource help();

		@Source("gr/ebs/gss/resources/pithos-logo.png")

		ImageResource gssLogo();

		@Source("gr/ebs/gss/resources/grnet-logo.png")

		ImageResource grnetLogo();

	}

	/**

	 * The menu bar widget.

	 */

	private MenuBar menu;

	/**

	 * The file menu widget.

	 */

	private FileMenu fileMenu;

	/**

	 * The edit menu widget.

	 */

	private EditMenu editMenu;

	/**

	 * The group menu widget.

	 */

	private GroupMenu groupMenu;

	/**

	 * The settings menu widget.

	 */

	private SettingsMenu settingsMenu;

	/**

	 * The help menu widget.

	 */

	private HelpMenu helpMenu;

	/**

	 * A widget that displays a message indicating that communication with the

	 * server is underway.

	 */

	private LoadingIndicator loading;

	/**

	 * The constructor for the top panel.

	 *

	 * @param images the supplied images

	 */

	public TopPanel(Images images) {

		fileMenu = new FileMenu(images);

		editMenu = new EditMenu(images);

		groupMenu = new GroupMenu(images);

		settingsMenu = new SettingsMenu(images);

		helpMenu = new HelpMenu(images);

		loading = new LoadingIndicator(images);

		HorizontalPanel outer = new HorizontalPanel();

		outer.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_LEFT);

		menu = new MenuBar();

		menu.setWidth("100%");

		menu.setAutoOpen(false);

		menu.setAnimationEnabled(true);

		menu.setStyleName("toolbarmenu");

		Command quitCommand = new Command(){

			@Override

			public void execute() {

				QuitDialog dlg = new QuitDialog();

				dlg.center();

			}

		};

		MenuItem quitItem = new MenuItem("<table style='font-size: 100%'><tr><td>" +

					AbstractImagePrototype.create(images.exit()).getHTML() + "</td><td>Quit</td></tr></table>", true, quitCommand);

		MenuItem fileItem = new MenuItem("<table style='font-size: 100%'><tr><td>" +

					AbstractImagePrototype.create(images.folder()).getHTML() + "</td><td>File</td></tr></table>", true, new MenuBar(true)){

			@Override

			public MenuBar getSubMenu() {

				return fileMenu.createMenu();

			}

		};

		MenuItem editItem = new MenuItem("<table style='font-size: 100%'><tr><td>" +

					AbstractImagePrototype.create(images.edit()).getHTML() + "</td><td>Edit</td></tr></table>", true, new MenuBar(true)){

			@Override

			public MenuBar getSubMenu() {

				return editMenu.createMenu();

			}

		};

		MenuItem groupItem = new MenuItem("<table style='font-size: 100%'><tr><td>" +

					AbstractImagePrototype.create(images.group()).getHTML() + "</td><td>Group</td></tr></table>", true,

					groupMenu.getContextMenu());

		MenuItem configureItem = new MenuItem("<table style='font-size: 100%'><tr><td>" +

					AbstractImagePrototype.create(images.configure()).getHTML() + "</td><td>Settings</td></tr></table>",

					true,settingsMenu.getContextMenu());

		MenuItem helpItem = new MenuItem("<table style='font-size: 100%'><tr><td>" +

					AbstractImagePrototype.create(images.help()).getHTML() + "</td><td>Help</td></tr></table>", true, new MenuBar(true)){

			@Override

			public MenuBar getSubMenu() {

				return helpMenu.createMenu();

			}

		};

		menu.addItem(quitItem);

		menu.addItem(fileItem);

		menu.addItem(editItem);

		menu.addItem(groupItem);

		menu.addItem(configureItem);

		menu.addItem(helpItem);

		outer.setSpacing(2);

		outer.setVerticalAlignment(HasVerticalAlignment.ALIGN_MIDDLE);

		outer.setCellVerticalAlignment(menu, HasVerticalAlignment.ALIGN_MIDDLE);

		outer.add(menu);

		outer.setStyleName("toolbar");

		outer.add(loading);

		Configuration conf = (Configuration) GWT.create(Configuration.class);

		HTML logos = new HTML("<table><tr><td><a href='" + conf.serviceHome() +

					"' target='gss'>" +	AbstractImagePrototype.create(images.gssLogo()).getHTML() +

					"</a><a href='http://www.grnet.gr/' " +	"target='grnet'>" +

					AbstractImagePrototype.create(images.grnetLogo()).getHTML()+"</a></td></tr></table>");

		outer.add(logos);

		outer.setCellHorizontalAlignment(logos, HasHorizontalAlignment.ALIGN_RIGHT);

		initWidget(outer);

	}

	/**

	 * Retrieve the loading.

	 *

	 * @return the loading

	 */

	public LoadingIndicator getLoading() {

		return loading;

	}

	/**

	 * Retrieve the fileMenu.

	 *

	 * @return the fileMenu

	 */

	FileMenu getFileMenu() {

		return fileMenu;

	}

	/**

	 * Retrieve the editMenu.

	 *

	 * @return the editMenu

	 */

	EditMenu getEditMenu() {

		return editMenu;

	}

}