Synnefo » Pithos

/*

 * Copyright 2011 GRNET S.A. All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or

 * without modification, are permitted provided that the following

 * conditions are met:

 *

 *   1. Redistributions of source code must retain the above

 *      copyright notice, this list of conditions and the following

 *      disclaimer.

 *

 *   2. Redistributions in binary form must reproduce the above

 *      copyright notice, this list of conditions and the following

 *      disclaimer in the documentation and/or other materials

 *      provided with the distribution.

 *

 * THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS

 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR

 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF

 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED

 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN

 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

 * POSSIBILITY OF SUCH DAMAGE.

 *

 * The views and conclusions contained in the software and

 * documentation are those of the authors and should not be

 * interpreted as representing official policies, either expressed

 * or implied, of GRNET S.A.

 */

package gr.grnet.pithos.web.client;

import com.google.gwt.event.dom.client.ClickEvent;

import com.google.gwt.event.dom.client.ClickHandler;

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.MenuBar;

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

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

/**

 * The 'settings' menu implementation.

 */

public class SettingsMenu extends PopupPanel implements ClickHandler {

        /**

         * The widget's images.

         */

        private Images images;

        private final MenuBar contextMenu;

        /**

         * An image bundle for this widgets images.

         */

        public interface Images extends ClientBundle,MessagePanel.Images {

                /**

                 * Will bundle the file 'advancedsettings.png' residing in the package

                 * 'gr.grnet.pithos.web.resources'.

                 *

                 * @return the image prototype

                 */

                @Source("gr/grnet/pithos/resources/advancedsettings.png")

                ImageResource preferences();

                @Source("gr/grnet/pithos/resources/lock.png")

                ImageResource credentials();

        }

        /**

         * The widget's constructor.

         *

         * @param newImages the image bundle passed on by the parent object

         */

        public SettingsMenu(final Images newImages) {

                // The popup's constructor's argument is a boolean specifying that it

                // auto-close itself when the user clicks outside of it.

                super(true);

                setAnimationEnabled(true);

                images = newImages;

                Command userCredentialsCommand = new Command(){

                        @Override

                        public void execute() {

                                CredentialsDialog dlg = new CredentialsDialog(newImages);

                                dlg.center();

                        }

                };

                contextMenu = new MenuBar(true);

//                contextMenu.addItem("<span>" + newImages.preferences().getHTML() + "&nbsp;Preferences</span>", true, cmd);

                MenuItem showCredentialsItem = new MenuItem("<span>" + AbstractImagePrototype.create(newImages.credentials()).getHTML() + "&nbsp;Show Credentials</span>", true, userCredentialsCommand);

                showCredentialsItem.getElement().setId("topMenu.settingsMenu.showCredentials");

                contextMenu.addItem(showCredentialsItem);

                add(contextMenu);

                // setStyleName("toolbarPopup");

        }

        @Override

        public void onClick(final ClickEvent event) {

                final SettingsMenu menu = new SettingsMenu(images);

                final int left = event.getRelativeElement().getAbsoluteLeft();

                final int top = event.getRelativeElement().getAbsoluteTop() + event.getRelativeElement().getOffsetHeight();

                menu.setPopupPosition(left, top);

                menu.show();

        }

        /**

         * Retrieve the contextMenu.

         *

         * @return the contextMenu

         */

        public MenuBar getContextMenu() {

                contextMenu.setAutoOpen(false);

                return contextMenu;

        }

}