Java tutorial
/** * * geo-platform * Rich webgis framework * http://geo-platform.org * ==================================================================== * * Copyright (C) 2008-2019 geoSDI Group (CNR IMAA - Potenza - ITALY). * * This program 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. 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 General Public License * for more details. You should have received a copy of the GNU General * Public License along with this program. If not, see http://www.gnu.org/licenses/ * * ==================================================================== * * Linking this library statically or dynamically with other modules is * making a combined work based on this library. Thus, the terms and * conditions of the GNU General Public License cover the whole combination. * * As a special exception, the copyright holders of this library give you permission * to link this library with independent modules to produce an executable, regardless * of the license terms of these independent modules, and to copy and distribute * the resulting executable under terms of your choice, provided that you also meet, * for each linked independent module, the terms and conditions of the license of * that module. An independent module is a module which is not derived from or * based on this library. If you modify this library, you may extend this exception * to your version of the library, but you are not obligated to do so. If you do not * wish to do so, delete this exception statement from your version. */ package org.geosdi.geoplatform.gui.configuration.message; import com.extjs.gxt.ui.client.event.*; import com.extjs.gxt.ui.client.widget.Dialog; import com.extjs.gxt.ui.client.widget.Info; import com.extjs.gxt.ui.client.widget.MessageBox; import com.extjs.gxt.ui.client.widget.button.Button; import com.extjs.gxt.ui.client.widget.form.TextField; import com.google.gwt.event.dom.client.KeyCodes; import com.google.gwt.user.client.Timer; import org.geosdi.geoplatform.gui.configuration.GPSecureStringTextField; import org.geosdi.geoplatform.gui.configuration.grid.IGeoPlatformGrid; import org.geosdi.geoplatform.gui.model.GeoPlatformBeanModel; /** * @author giuseppe * */ public class GeoPlatformMessage { /** * Display a confirmation Message in the Application * * @param title * @param message */ public static void okMessage(String title, String message) { MessageBox.info(title, message, new Listener<MessageBoxEvent>() { @Override public void handleEvent(MessageBoxEvent be) { } }); } /** * Display an Alert Message in the Application * * @param title * @param message */ public static void alertMessage(String title, String message) { MessageBox.alert(title, message, new Listener<MessageBoxEvent>() { @Override public void handleEvent(MessageBoxEvent be) { } }); } /** * Display an Error Message in the Application * * @param title * @param message */ public static void errorMessage(String title, String message) { MessageBox box = new MessageBox(); box.setIcon(MessageBox.ERROR); box.setTitleHtml(title); box.setMessage(message); box.show(); } /** * Display an Info Message in the Application * * @param title * @param message */ public static void infoMessage(String title, String message) { Info.display(title, message); } /** * Check GeoPlatformGridWidget Status * * @param widget * @param title * @param message */ public static void checkGridWidgetStatus(final IGeoPlatformGrid<GeoPlatformBeanModel> widget, final String title, final String message) { Timer timer = new Timer() { @Override public void run() { if (widget.getGrid().getView().getBody().isMasked()) { MessageBox.confirm(title, message, new Listener<MessageBoxEvent>() { @Override public void handleEvent(MessageBoxEvent be) { if (Dialog.YES.equals(be.getButtonClicked().getItemId())) { widget.getGrid().getView().getBody().unmask(); widget.getGrid().getView().refresh(false); } else { schedule(15000); } } }); } } }; timer.schedule(15000); } /** * Display a Confirmation Message in the Application * * @param title * @param message * @param callback */ public static MessageBox confirmMessage(String title, String message, Listener<MessageBoxEvent> callback) { return MessageBox.confirm(title, message, callback); } /** * Display a Prompting Message to enter some text in the Application. The OK * button will be enabled iff the text is not empty or blank. * * @param title * @param message * @param callback */ public static MessageBox promptMessage(String title, String message, Listener<MessageBoxEvent> callback) { final MessageBox box = MessageBox.prompt(title, message, callback); final Button okButton = box.getDialog().getButtonById(Dialog.OK); okButton.disable(); final TextField<String> textBox = box.getTextBox(); textBox.addKeyListener(new KeyListener() { @Override public void componentKeyPress(ComponentEvent event) { if (okButton.isEnabled() && event.getKeyCode() == KeyCodes.KEY_ENTER) { box.getDialog().hide(okButton); } } }); box.addListener(Events.OnKeyUp, new Listener<MessageBoxEvent>() { @Override public void handleEvent(MessageBoxEvent be) { String value = GPSecureStringTextField.sanitizeString(textBox.getValue()); if (value == null || value.trim().equals("")) { okButton.disable(); } else { okButton.enable(); } } }); return box; } }