Java tutorial
/** * OpenKM, Open Document Management System (http://www.openkm.com) * Copyright (c) 2006-2015 Paco Avila & Josep Llort * * No bytes were intentionally harmed during the development of this application. * * 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 2 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, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ package com.openkm.frontend.client.widget; import com.google.gwt.event.dom.client.ClickEvent; import com.google.gwt.event.dom.client.ClickHandler; import com.google.gwt.i18n.client.DateTimeFormat; import com.google.gwt.user.client.Timer; import com.google.gwt.user.client.Window; import com.google.gwt.user.client.ui.Button; import com.google.gwt.user.client.ui.DialogBox; import com.google.gwt.user.client.ui.FlexTable; import com.google.gwt.user.client.ui.HTML; import com.google.gwt.user.client.ui.HasAlignment; import com.google.gwt.user.client.ui.HorizontalPanel; import com.google.gwt.user.client.ui.ScrollPanel; import com.google.gwt.user.client.ui.VerticalPanel; import com.openkm.frontend.client.Main; import com.openkm.frontend.client.bean.GWTUINotification; import com.openkm.frontend.client.util.Util; /** * Message popup * * @author jllort * */ public class MsgPopup extends DialogBox { // private PopupPanel panel; private VerticalPanel vPanel; private Button buttonClean; private Button buttonClose; private ScrollPanel sPanel; private FlexTable table; private int lastId = -1; /** * MsgPopup */ public MsgPopup() { // Establishes auto-close when click outside super(false, true); setTitle(Main.i18n("msg.title")); table = new FlexTable(); table.setCellPadding(2); table.setCellSpacing(0); table.setWidth("100%"); vPanel = new VerticalPanel(); sPanel = new ScrollPanel(); buttonClean = new Button(Main.i18n("button.clean"), new ClickHandler() { @Override public void onClick(ClickEvent event) { reset(); hide(); } }); buttonClean.setStyleName("okm-CleanButton"); buttonClose = new Button(Main.i18n("button.close"), new ClickHandler() { @Override public void onClick(ClickEvent event) { hide(); } }); buttonClose.setStyleName("okm-YesButton"); HorizontalPanel hPanel = new HorizontalPanel(); hPanel.add(buttonClean); hPanel.add(Util.hSpace("5")); hPanel.add(buttonClose); vPanel.setWidth("550px"); vPanel.setHeight("290px"); sPanel.setWidth("530px"); sPanel.setHeight("250px"); sPanel.setStyleName("okm-Popup-text"); vPanel.add(new HTML("<br>")); sPanel.add(table); vPanel.add(sPanel); vPanel.add(new HTML("<br>")); vPanel.add(buttonClose); vPanel.add(new HTML("<br>")); vPanel.setCellHorizontalAlignment(table, VerticalPanel.ALIGN_CENTER); vPanel.setCellHorizontalAlignment(sPanel, VerticalPanel.ALIGN_CENTER); vPanel.setCellHorizontalAlignment(buttonClose, VerticalPanel.ALIGN_CENTER); hide(); setWidget(vPanel); } /** * Language refresh */ public void langRefresh() { buttonClose.setText(Main.i18n("button.close")); setTitle(Main.i18n("msg.title")); } /** * reset */ private void reset() { table.removeAllRows(); evaluateButtons(); } /** * Add message notification. */ public void add(GWTUINotification uin) { int row = table.getRowCount(); DateTimeFormat dtf = DateTimeFormat.getFormat(Main.i18n("general.date.pattern")); table.setHTML(row, 0, "<b>" + dtf.format(uin.getDate()) + "</b>"); table.setHTML(row, 1, uin.getMessage()); table.getCellFormatter().setWidth(row, 1, "100%"); table.getCellFormatter().setVerticalAlignment(row, 0, HasAlignment.ALIGN_TOP); table.getCellFormatter().setVerticalAlignment(row, 1, HasAlignment.ALIGN_TOP); table.getCellFormatter().setStyleName(row, 0, "okm-NoWrap"); if (uin.getId() > lastId) { if (uin.getAction() == GWTUINotification.ACTION_LOGOUT) { row++; int seconds = 240; HTML countDown = new HTML(Main.i18n("ui.logout") + " " + secondsToHTML(seconds)); table.setWidget(row, 0, countDown); table.getFlexCellFormatter().setColSpan(row, 0, 2); table.getCellFormatter().setHorizontalAlignment(row, 0, HasAlignment.ALIGN_CENTER); logout(countDown, seconds); show(); } if (uin.isShow()) { show(); } } evaluateButtons(); } @Override public void show() { setPopupPosition(Window.getClientWidth() - (550 + 20), Window.getClientHeight() - (290 + 80)); evaluateButtons(); super.show(); } /** * evaluateButtons */ private void evaluateButtons() { buttonClean.setEnabled(table.getRowCount() > 0); } /** * setLastUIId * * @param id */ public void setLastUIId(int id) { this.lastId = id; } /** * logout */ private void logout(final HTML countDown, final int seconds) { Timer timer = new Timer() { @Override public void run() { countDown.setHTML(Main.i18n("ui.logout") + " " + secondsToHTML(seconds)); if (seconds > 1) { logout(countDown, seconds - 1); } else { hide(); Main.get().logoutPopup.logout(); } } }; timer.schedule(1000); } /** * secondsToHTML */ private String secondsToHTML(int seconds) { return "0" + (seconds / 60) + ":" + ((seconds % 60 > 9) ? (seconds % 60) : "0" + (seconds % 60)); } }