Java tutorial
/********************************************************************************* * Ephesoft is a Intelligent Document Capture and Mailroom Automation program * developed by Ephesoft, Inc. Copyright (C) 2015 Ephesoft Inc. * * This program is free software; you can redistribute it and/or modify it under * the terms of the GNU Affero General Public License version 3 as published by the * Free Software Foundation with the addition of the following permission added * to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK * IN WHICH THE COPYRIGHT IS OWNED BY EPHESOFT, EPHESOFT DISCLAIMS THE WARRANTY * OF NON INFRINGEMENT OF THIRD PARTY RIGHTS. * * This program 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 Affero General Public License for more * details. * * You should have received a copy of the GNU Affero General Public License along with * this program; if not, see http://www.gnu.org/licenses or write to the Free * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301 USA. * * You can contact Ephesoft, Inc. headquarters at 111 Academy Way, * Irvine, CA 92617, USA. or at email address info@ephesoft.com. * * The interactive user interfaces in modified source and object code versions * of this program must display Appropriate Legal Notices, as required under * Section 5 of the GNU Affero General Public License version 3. * * In accordance with Section 7(b) of the GNU Affero General Public License version 3, * these Appropriate Legal Notices must retain the display of the "Ephesoft" logo. * If the display of the logo is not reasonably feasible for * technical reasons, the Appropriate Legal Notices must display the words * "Powered by Ephesoft". ********************************************************************************/ package com.ephesoft.gxt.core.client.ui.widget; import com.google.gwt.core.client.Scheduler.ScheduledCommand; import com.google.gwt.dom.client.Document; import com.google.gwt.dom.client.Element; import com.google.gwt.event.logical.shared.CloseEvent; import com.google.gwt.event.logical.shared.CloseHandler; import com.google.gwt.safehtml.shared.SafeHtml; import com.google.gwt.safehtml.shared.SafeHtmlUtils; import com.google.gwt.user.client.ui.MenuBar; import com.google.gwt.user.client.ui.MenuItem; import com.google.gwt.user.client.ui.PopupPanel; public class CustomMenuBar extends MenuBar { public CustomMenuBar() { this(false); } public CustomMenuBar(boolean vertical) { super(vertical); if (vertical) { } } /** * Adds a menu item to the bar, that will open the specified menu when it is selected. * * @param html the item's html text * @param popup the menu to be cascaded from it * @return the {@link MenuItem} object created */ public MenuItem addItem(SafeHtml html, MenuBar popup) { return this.addItem(html.asString(), true, popup); } /** * Adds a menu item to the bar, that will open the specified menu when it is selected. * * @param text the item's text * @param popup the menu to be cascaded from it * @return the {@link MenuItem} object created */ public MenuItem addItem(String text, MenuBar popup) { return this.addItem(SafeHtmlUtils.fromSafeConstant(text), popup); } /** * Adds a menu item to the bar containing SafeHtml, that will fire the given command when it is selected. * * @param html the item's html text * @param cmd the command to be fired * @return the {@link MenuItem} object created */ public MenuItem addItem(SafeHtml html, ScheduledCommand cmd) { return this.addItem(html.asString(), true, cmd); } /** * Adds a menu item to the bar, that will fire the given command when it is selected. * * @param text the item's text * @param cmd the command to be fired * @return the {@link MenuItem} object created */ public MenuItem addItem(String text, ScheduledCommand cmd) { return this.addItem(SafeHtmlUtils.fromSafeConstant(text), cmd); } /** * Adds a menu item to the bar, that will fire the given command when it is selected. * * @param text the item's text * @param asHTML <code>true</code> to treat the specified text as html * @param cmd the command to be fired * @return the {@link MenuItem} object created */ public MenuItem addItem(String text, boolean asHTML, ScheduledCommand cmd) { final Element parentElement = Document.get().createDivElement(); final Element element = Document.get().createDivElement(); element.setInnerHTML(text); parentElement.appendChild(element); return super.addItem(parentElement.getInnerHTML(), asHTML, cmd); } /** * Adds a menu item to the bar, that will open the specified menu when it is selected. * * @param text the item's text * @param asHTML <code>true</code> to treat the specified text as html * @param popup the menu to be cascaded from it * @return the {@link MenuItem} object created */ public MenuItem addItem(String text, boolean asHTML, MenuBar popup) { final Element parentElement = Document.get().createDivElement(); final Element element = Document.get().createDivElement(); element.setInnerHTML(text); parentElement.appendChild(element); final MenuItem addedItem = super.addItem(parentElement.getInnerHTML(), asHTML, popup); if (null != popup && null != addedItem) { popup.addCloseHandler(new CloseHandler<PopupPanel>() { @Override public void onClose(final CloseEvent<PopupPanel> event) { addedItem.removeStyleDependentName("selected"); } }); } return addedItem; } }