001/* 002 * This library is part of OpenCms - 003 * the Open Source Content Management System 004 * 005 * Copyright (c) Alkacon Software GmbH & Co. KG (http://www.alkacon.com) 006 * 007 * This library is free software; you can redistribute it and/or 008 * modify it under the terms of the GNU Lesser General Public 009 * License as published by the Free Software Foundation; either 010 * version 2.1 of the License, or (at your option) any later version. 011 * 012 * This library is distributed in the hope that it will be useful, 013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 015 * Lesser General Public License for more details. 016 * 017 * For further information about Alkacon Software, please see the 018 * company website: http://www.alkacon.com 019 * 020 * For further information about OpenCms, please see the 021 * project website: http://www.opencms.org 022 * 023 * You should have received a copy of the GNU Lesser General Public 024 * License along with this library; if not, write to the Free Software 025 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 026 */ 027 028package org.opencms.gwt.client.ui; 029 030import org.opencms.gwt.client.ui.CmsNotification.Type; 031import org.opencms.gwt.client.ui.I_CmsButton.ButtonStyle; 032import org.opencms.gwt.client.ui.I_CmsButton.Size; 033import org.opencms.gwt.client.ui.css.I_CmsLayoutBundle; 034import org.opencms.util.CmsStringUtil; 035 036import com.google.gwt.core.client.GWT; 037import com.google.gwt.dom.client.Element; 038import com.google.gwt.event.dom.client.ClickEvent; 039import com.google.gwt.uibinder.client.UiBinder; 040import com.google.gwt.uibinder.client.UiField; 041import com.google.gwt.uibinder.client.UiHandler; 042import com.google.gwt.user.client.ui.Composite; 043import com.google.gwt.user.client.ui.Widget; 044 045/** 046 * Widget for a single notification message.<p> 047 */ 048public class CmsNotificationMessage extends Composite { 049 050 /** The UI binder interface. */ 051 interface I_CmsNotificationMessageUiBinder extends UiBinder<Widget, CmsNotificationMessage> { 052 // nothing to do 053 } 054 055 /** The UI binder instance. */ 056 private static I_CmsNotificationMessageUiBinder uiBinder = GWT.create(I_CmsNotificationMessageUiBinder.class); 057 058 /** The close button. */ 059 @UiField(provided = true) 060 CmsPushButton m_closeButton; 061 062 /** The message content DIV. */ 063 @UiField 064 Element m_messageContent; 065 066 /** The notification mode. */ 067 private CmsNotification.Mode m_mode; 068 069 /** 070 * Constructor.<p> 071 * 072 * @param mode the notification mode 073 * @param type the message type 074 * @param message the message content 075 */ 076 public CmsNotificationMessage(CmsNotification.Mode mode, CmsNotification.Type type, String message) { 077 m_mode = mode; 078 m_closeButton = new CmsPushButton(I_CmsButton.CLOSE); 079 m_closeButton.setButtonStyle(ButtonStyle.FONT_ICON, null); 080 m_closeButton.setSize(Size.small); 081 initWidget(uiBinder.createAndBindUi(this)); 082 if (CmsStringUtil.isNotEmptyOrWhitespaceOnly(message)) { 083 m_messageContent.setInnerHTML(message); 084 addStyleName(classForType(type)); 085 if (!CmsNotification.Mode.BROADCAST.equals(m_mode)) { 086 m_closeButton.setVisible(false); 087 } 088 } else { 089 setVisible(false); 090 } 091 } 092 093 /** 094 * Returns if the given message is of a blocking mode.<p> 095 * 096 * @return <code>true</code> if the given message is of a blocking mode 097 */ 098 public boolean isBlockingMode() { 099 100 return CmsNotification.Mode.BUSY.equals(m_mode); 101 } 102 103 /** 104 * Returns if the given message is of a busy mode.<p> 105 * 106 * @return <code>true</code> if the given message is of a busy mode 107 */ 108 public boolean isBusyMode() { 109 110 return CmsNotification.Mode.BUSY.equals(m_mode); 111 } 112 113 /** 114 * Handles the close button click event.<p> 115 * 116 * @param event the click event 117 */ 118 @UiHandler("m_closeButton") 119 public void onCloseClick(ClickEvent event) { 120 121 CmsNotification.get().removeMessage(this); 122 } 123 124 /** 125 * Returns the class name for the given type.<p> 126 * 127 * @param type the type 128 * 129 * @return the class name 130 */ 131 private String classForType(Type type) { 132 133 switch (type) { 134 case ERROR: 135 return I_CmsLayoutBundle.INSTANCE.notificationCss().notificationError(); 136 case NORMAL: 137 return I_CmsLayoutBundle.INSTANCE.notificationCss().notificationNormal(); 138 case WARNING: 139 return I_CmsLayoutBundle.INSTANCE.notificationCss().notificationWarning(); 140 default: 141 return I_CmsLayoutBundle.INSTANCE.notificationCss().notificationNormal(); 142 } 143 } 144 145}