001 /* 002 * Sonar, open source software quality management tool. 003 * Copyright (C) 2008-2011 SonarSource 004 * mailto:contact AT sonarsource DOT com 005 * 006 * Sonar is free software; you can redistribute it and/or 007 * modify it under the terms of the GNU Lesser General Public 008 * License as published by the Free Software Foundation; either 009 * version 3 of the License, or (at your option) any later version. 010 * 011 * Sonar is distributed in the hope that it will be useful, 012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014 * Lesser General Public License for more details. 015 * 016 * You should have received a copy of the GNU Lesser General Public 017 * License along with Sonar; if not, write to the Free Software 018 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02 019 */ 020 package org.sonar.gwt; 021 022 import java.util.Date; 023 024 import com.google.gwt.i18n.client.DateTimeFormat; 025 026 import com.google.gwt.i18n.client.NumberFormat; 027 import com.google.gwt.user.client.DOM; 028 import com.google.gwt.user.client.Element; 029 030 public final class Utils { 031 032 private Utils() { 033 // only static methods 034 } 035 036 /** 037 * @return width in pixels of the GWT component in the Sonar page 038 */ 039 public static int getPageWidth() { 040 return DOM.getElementById("gwtpage").getClientWidth(); 041 } 042 043 public static String escapeHtml(String maybeHtml) { 044 final Element div = DOM.createDiv(); 045 DOM.setInnerText(div, maybeHtml); 046 return DOM.getInnerHTML(div); 047 } 048 049 public static String formatPercent(String percentage) { 050 return percentage == null || percentage.equals("") ? "" : formatPercent(new Double(percentage)); 051 } 052 053 public static String formatPercent(double percentage) { 054 return NumberFormat.getFormat("0.0").format(percentage) + "%"; 055 } 056 057 public static String formatNumber(String number) { 058 return number == null || number.equals("") ? "" : formatNumber(new Double(number)); 059 } 060 061 public static String formatNumber(double number) { 062 return NumberFormat.getDecimalFormat().format(number); 063 } 064 065 /** 066 * @since 2.5 067 */ 068 public static String formatDate(Date date) { 069 return date == null ? "" : DateTimeFormat.getShortDateFormat().format(date); 070 } 071 072 public static native void showError(String message) /*-{ 073 $wnd.error(message); 074 }-*/; 075 076 public static native void showWarning(String message) /*-{ 077 $wnd.warning(message); 078 }-*/; 079 080 public static native void showInfo(String message) /*-{ 081 $wnd.info(message); 082 }-*/; 083 }