| /******************************************************************************* |
| * Copyright (c) 2000, 2011 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| * Serge Beauchamp (Freescale Semiconductor) - [229633] Group Support |
| *******************************************************************************/ |
| package org.eclipse.core.internal.events; |
| |
| import org.eclipse.core.resources.IResource; |
| |
| /** |
| * Class used for broadcasting internal workspace lifecycle events. There is a |
| * singleton instance, so no listener is allowed to keep references to the event |
| * after the notification is finished. |
| */ |
| public class LifecycleEvent { |
| //constants for kinds of internal workspace lifecycle events |
| public static final int PRE_PROJECT_CLOSE = 0x01; |
| public static final int POST_PROJECT_CHANGE = 0x02; |
| public static final int PRE_PROJECT_COPY = 0x04; |
| public static final int PRE_PROJECT_CREATE = 0x08; |
| |
| public static final int PRE_PROJECT_DELETE = 0x10; |
| public static final int PRE_PROJECT_OPEN = 0x20; |
| public static final int PRE_PROJECT_MOVE = 0x40; |
| |
| public static final int PRE_LINK_COPY = 0x100; |
| public static final int PRE_LINK_CREATE = 0x200; |
| public static final int PRE_LINK_DELETE = 0x400; |
| public static final int PRE_LINK_MOVE = 0x800; |
| public static final int PRE_REFRESH = 0x1000; |
| |
| public static final int PRE_GROUP_COPY = 0x2000; |
| public static final int PRE_GROUP_CREATE = 0x4000; |
| public static final int PRE_GROUP_DELETE = 0x8000; |
| public static final int PRE_GROUP_MOVE = 0x10000; |
| |
| public static final int PRE_FILTER_ADD = 0x20000; |
| public static final int PRE_FILTER_REMOVE = 0x40000; |
| |
| public static final int PRE_LINK_CHANGE = 0x80000; |
| |
| /** |
| * The kind of event |
| */ |
| public int kind; |
| /** |
| * For events that only involve one resource, this is it. More |
| * specifically, this is used for all events that don't involve a more or |
| * copy. For copy/move events, this resource represents the source of the |
| * copy/move. |
| */ |
| public IResource resource; |
| /** |
| * For copy/move events, this resource represents the destination of the |
| * copy/move. |
| */ |
| public IResource newResource; |
| |
| /** |
| * The update flags for the event. |
| */ |
| public int updateFlags; |
| |
| private static final LifecycleEvent instance = new LifecycleEvent(); |
| |
| private LifecycleEvent() { |
| super(); |
| } |
| |
| public static LifecycleEvent newEvent(int kind, IResource resource) { |
| instance.kind = kind; |
| instance.resource = resource; |
| instance.newResource = null; |
| instance.updateFlags = 0; |
| return instance; |
| } |
| |
| public static LifecycleEvent newEvent(int kind, IResource oldResource, IResource newResource, int updateFlags) { |
| instance.kind = kind; |
| instance.resource = oldResource; |
| instance.newResource = newResource; |
| instance.updateFlags = updateFlags; |
| return instance; |
| } |
| } |