Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. * */ package org.apache.directory.studio; import org.apache.directory.studio.preferences.ShutdownPreferencesPage; import org.eclipse.core.net.proxy.IProxyService; import org.eclipse.core.runtime.Platform; import org.eclipse.jface.dialogs.Dialog; import org.eclipse.jface.dialogs.TrayDialog; import org.eclipse.jface.resource.ImageDescriptor; import org.eclipse.jface.resource.ImageRegistry; import org.eclipse.jface.resource.JFaceResources; import org.eclipse.ui.ISharedImages; import org.eclipse.ui.PlatformUI; import org.eclipse.ui.application.IWorkbenchConfigurer; import org.eclipse.ui.application.IWorkbenchWindowConfigurer; import org.eclipse.ui.application.WorkbenchAdvisor; import org.eclipse.ui.application.WorkbenchWindowAdvisor; import org.osgi.framework.Bundle; import org.osgi.framework.ServiceReference; /** * This workbench advisor creates the window advisor, and specifies * the perspective id for the initial window.<br /> * <br /> * - initialize Called first to perform any setup such as parsing the command * line, registering adapters, declaring images, etc... IWorkbenchConfigurer<br /> * - preStartup Called after initialization but before the first window is opened. * May be used to set options affecting which editors and views are initially opened. <br /> * - postStartup Called after all windows have been opened or restored, but before * the event loop starts. It can be used to start automatic processes and to open tips or * other windows.<br /> * - preShutdown Called after the event loop has terminated but before any windows * have been closed. <br /> * - postShutdown Called after all windows are closed during Workbench shutdown. * * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> */ public class ApplicationWorkbenchAdvisor extends WorkbenchAdvisor { /** * Performs arbitrary initialization before the workbench starts running.<br /> * <br /> * This method is called during workbench initialization prior to any windows * being opened. Clients must not call this method directly (although super calls * are okay). The default implementation does nothing. Subclasses may override. * Typical clients will use the configurer passed in to tweak the workbench. If * further tweaking is required in the future, the configurer may be obtained using * getWorkbenchConfigurer */ public void initialize(IWorkbenchConfigurer configurer) { //enable the save/restore windows size & position feature configurer.setSaveAndRestore(true); //enable help button in dialogs TrayDialog.setDialogHelpAvailable(true); ImageRegistry reg = JFaceResources.getImageRegistry(); ImageDescriptor helpImage = PlatformUI.getWorkbench().getSharedImages() .getImageDescriptor(ISharedImages.IMG_LCL_LINKTO_HELP); reg.put(Dialog.DLG_IMG_HELP, helpImage); } /** * Creates a new workbench window advisor for configuring a new workbench * window via the given workbench window configurer. Clients should override * to provide their own window configurer. This method replaces all the other * window and action bar lifecycle methods on the workbench advisor. */ public WorkbenchWindowAdvisor createWorkbenchWindowAdvisor(IWorkbenchWindowConfigurer configurer) { return new ApplicationWorkbenchWindowAdvisor(configurer); } /** * Returns the id of the perspective to use for the initial workbench window, * or null if no initial perspective should be shown in the initial workbench * window.<br /> * <br /> * This method is called during startup when the workbench is creating the first * new window. Subclasses must implement.<br /> * <br /> * If the IWorkbenchPreferenceConstants.DEFAULT_PERSPECTIVE_ID preference is * specified, it supercedes the perspective specified here. */ public String getInitialWindowPerspectiveId() { return "org.apache.directory.studio.ldapbrowser.ui.perspective.BrowserPerspective"; //$NON-NLS-1$ } /** * Performs arbitrary finalization before the workbench is about to shut down.<br /> * <br /> * This method is called immediately prior to workbench shutdown before any * windows have been closed. Clients must not call this method directly (although * super calls are okay). The default implementation returns true. Subclasses may * override. */ public boolean preShutdown() { return ShutdownPreferencesPage.promptOnExit(); } @Override public void postStartup() { super.postStartup(); activateProxyService(); } /** * Activate the proxy service, this sets the relevant system properties. */ private void activateProxyService() { Bundle bundle = Platform.getBundle("org.eclipse.ui.ide"); //$NON-NLS-1$ if (bundle != null) { ServiceReference<?> ref = bundle.getBundleContext().getServiceReference(IProxyService.class.getName()); if (ref != null) { bundle.getBundleContext().getService(ref); } } } }