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/*

 * 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.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.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.ebs.gss.resources'.

                 *

                 * @return the image prototype

                 */

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

                ImageResource preferences();

                @Source("gr/ebs/gss/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);

                contextMenu.addItem("<span>" + AbstractImagePrototype.create(newImages.credentials()).getHTML() + "&nbsp;Show Credentials</span>", true, userCredentialsCommand);

                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;

        }

}