Java tutorial
/** * Copyright (c) Microsoft Corporation * <p/> * All rights reserved. * <p/> * MIT License * <p/> * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated * documentation files (the "Software"), to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and * to permit persons to whom the Software is furnished to do so, subject to the following conditions: * <p/> * The above copyright notice and this permission notice shall be included in all copies or substantial portions of * the Software. * <p/> * THE SOFTWARE IS PROVIDED *AS IS*, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO * THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ package com.microsoft.intellij.ui.components; import com.intellij.openapi.project.Project; import com.intellij.openapi.ui.DialogWrapper; import com.microsoftopentechnologies.azurecommons.deploy.wizard.ConfigurationEventArgs; import com.microsoftopentechnologies.azurecommons.deploy.wizard.ConfigurationEventListener; import javax.swing.event.EventListenerList; public abstract class WindowsAzurePage extends DialogWrapper { private static final EventListenerList LISTENERS = new EventListenerList(); // protected WindowsAzurePage(String pageName) { // super(pageName); // } protected WindowsAzurePage(Project project) { super(project); } public static void addConfigurationEventListener(ConfigurationEventListener listener) { LISTENERS.add(ConfigurationEventListener.class, listener); } public void removeConfigurationEventListener(ConfigurationEventListener listener) { LISTENERS.remove(ConfigurationEventListener.class, listener); } public void fireConfigurationEvent(ConfigurationEventArgs config) { Object[] list = LISTENERS.getListenerList(); for (int i = 0; i < list.length; i += 2) { if (list[i] == ConfigurationEventListener.class) { ((ConfigurationEventListener) list[i + 1]).onConfigurationChanged(config); } } } }