| /******************************************************************************* |
| * Copyright (c) 2005, 2006 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ui.internal.activities.ws; |
| |
| import java.util.HashMap; |
| import java.util.Set; |
| |
| import org.eclipse.core.runtime.IConfigurationElement; |
| import org.eclipse.core.runtime.IExtension; |
| import org.eclipse.core.runtime.IExtensionPoint; |
| import org.eclipse.core.runtime.Platform; |
| import org.eclipse.core.runtime.dynamichelpers.ExtensionTracker; |
| import org.eclipse.core.runtime.dynamichelpers.IExtensionChangeHandler; |
| import org.eclipse.core.runtime.dynamichelpers.IExtensionTracker; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.activities.ITriggerPoint; |
| import org.eclipse.ui.activities.ITriggerPointManager; |
| import org.eclipse.ui.internal.registry.IWorkbenchRegistryConstants; |
| |
| /** |
| * Workbench implementation of the trigger point manager. |
| * |
| * @since 3.1 |
| */ |
| public class TriggerPointManager implements ITriggerPointManager, IExtensionChangeHandler { |
| |
| private HashMap triggerMap = new HashMap(); |
| |
| /** |
| * |
| */ |
| public TriggerPointManager() { |
| super(); |
| triggerMap.put(ITriggerPointManager.UNKNOWN_TRIGGER_POINT_ID, |
| new AbstractTriggerPoint() { |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.activities.ITriggerPoint#getId() |
| */ |
| public String getId() { |
| return ITriggerPointManager.UNKNOWN_TRIGGER_POINT_ID; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.activities.ITriggerPoint#getStringHint(java.lang.String) |
| */ |
| public String getStringHint(String key) { |
| if (ITriggerPoint.HINT_INTERACTIVE.equals(key)) { |
| // TODO: change to false when we have mapped our |
| // trigger points |
| return Boolean.TRUE.toString(); |
| } |
| return null; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.activities.ITriggerPoint#getBooleanHint(java.lang.String) |
| */ |
| public boolean getBooleanHint(String key) { |
| if (ITriggerPoint.HINT_INTERACTIVE.equals(key)) { |
| // TODO: change to false when we have mapped our |
| // trigger points |
| return true; |
| } |
| return false; |
| } |
| }); |
| IExtensionTracker tracker = PlatformUI.getWorkbench().getExtensionTracker(); |
| tracker.registerHandler(this, ExtensionTracker.createExtensionPointFilter(getExtensionPointFilter())); |
| |
| IExtensionPoint point = getExtensionPointFilter(); |
| IExtension[] extensions = point.getExtensions(); |
| for (int i = 0; i < extensions.length; i++) { |
| addExtension(tracker, |
| extensions[i]); |
| } |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.activities.ITriggerPointManager#getTriggerPoint(java.lang.String) |
| */ |
| public ITriggerPoint getTriggerPoint(String id) { |
| return (ITriggerPoint) triggerMap.get(id); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.activities.ITriggerPointManager#getDefinedTriggerPointIds() |
| */ |
| public Set getDefinedTriggerPointIds() { |
| return triggerMap.entrySet(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.core.runtime.dynamicHelpers.IExtensionRemovalHandler#removeInstance(org.eclipse.core.runtime.IExtension, |
| * java.lang.Object[]) |
| */ |
| public void removeExtension(IExtension extension, Object[] objects) { |
| for (int i = 0; i < objects.length; i++) { |
| Object object = objects[i]; |
| if (object instanceof RegistryTriggerPoint) { |
| triggerMap.remove(((RegistryTriggerPoint) object).getId()); |
| } |
| } |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.core.runtime.dynamicHelpers.IExtensionAdditionHandler#addInstance(org.eclipse.core.runtime.dynamicHelpers.IExtensionTracker, |
| * org.eclipse.core.runtime.IExtension) |
| */ |
| public void addExtension(IExtensionTracker tracker, IExtension extension) { |
| IConfigurationElement[] elements = extension.getConfigurationElements(); |
| for (int i = 0; i < elements.length; i++) { |
| IConfigurationElement element = elements[i]; |
| if (element.getName().equals( |
| IWorkbenchRegistryConstants.TAG_TRIGGERPOINT)) { |
| String id = element |
| .getAttribute(IWorkbenchRegistryConstants.ATT_ID); |
| if (id == null) { |
| continue; |
| } |
| RegistryTriggerPoint triggerPoint = new RegistryTriggerPoint( |
| id, element); |
| triggerMap.put(id, triggerPoint); |
| tracker.registerObject(extension, triggerPoint, |
| IExtensionTracker.REF_WEAK); |
| } |
| } |
| } |
| |
| private IExtensionPoint getExtensionPointFilter() { |
| return Platform.getExtensionRegistry().getExtensionPoint( |
| PlatformUI.PLUGIN_ID, IWorkbenchRegistryConstants.PL_ACTIVITYSUPPORT); |
| } |
| } |