| /******************************************************************************* |
| * Copyright (c) 2004, 2007 Mylyn project committers 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 |
| *******************************************************************************/ |
| |
| package org.eclipse.mylyn.internal.context.ui; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.core.runtime.IAdaptable; |
| import org.eclipse.mylyn.context.core.AbstractContextListener; |
| import org.eclipse.mylyn.context.core.AbstractContextStructureBridge; |
| import org.eclipse.mylyn.context.core.ContextCore; |
| import org.eclipse.mylyn.context.core.IInteractionContext; |
| import org.eclipse.mylyn.context.core.IInteractionElement; |
| import org.eclipse.mylyn.internal.context.core.ContextCorePlugin; |
| import org.eclipse.swt.widgets.Display; |
| import org.eclipse.ui.IWorkingSet; |
| import org.eclipse.ui.IWorkingSetUpdater; |
| |
| /** |
| * TODO: consider removing |
| * |
| * @author Shawn Minto |
| * @author Mik Kersten |
| */ |
| public class ContextWorkingSetManager implements IWorkingSetUpdater { |
| |
| private static ContextWorkingSetManager INSTANCE = new ContextWorkingSetManager(); |
| |
| private List<ContextWorkingSetManager> workingSetUpdaters = null; |
| |
| private final AbstractContextListener CONTEXT_LISTENER = new AbstractContextListener() { |
| |
| @Override |
| public void contextActivated(IInteractionContext context) { |
| updateWorkingSet(); |
| } |
| |
| @Override |
| public void contextDeactivated(IInteractionContext context) { |
| updateWorkingSet(); |
| } |
| |
| @Override |
| public void contextCleared(IInteractionContext context) { |
| updateWorkingSet(); |
| } |
| |
| @Override |
| public void interestChanged(List<IInteractionElement> nodes) { |
| updateWorkingSet(); |
| } |
| |
| @Override |
| public void elementsDeleted(List<IInteractionElement> elements) { |
| updateWorkingSet(); |
| } |
| |
| @Override |
| public void landmarkAdded(IInteractionElement node) { |
| updateWorkingSet(); |
| } |
| |
| @Override |
| public void landmarkRemoved(IInteractionElement node) { |
| updateWorkingSet(); |
| } |
| }; |
| |
| public void addWorkingSetManager(ContextWorkingSetManager updater) { |
| if (workingSetUpdaters == null) { |
| workingSetUpdaters = new ArrayList<ContextWorkingSetManager>(); |
| } |
| workingSetUpdaters.add(updater); |
| ContextCore.getContextManager().addListener(CONTEXT_LISTENER); |
| } |
| |
| public void dispose() { |
| ContextCore.getContextManager().removeListener(CONTEXT_LISTENER); |
| } |
| |
| public ContextWorkingSetManager getWorkingSetUpdater() { |
| if (workingSetUpdaters == null) { |
| return null; |
| } else { |
| return workingSetUpdaters.get(0); |
| } |
| } |
| |
| /** Should only ever have 1 working set */ |
| private final List<IWorkingSet> workingSets = new ArrayList<IWorkingSet>(); |
| |
| public void add(IWorkingSet workingSet) { |
| workingSets.add(workingSet); |
| } |
| |
| public boolean remove(IWorkingSet workingSet) { |
| return workingSets.remove(workingSet); |
| |
| } |
| |
| public boolean contains(IWorkingSet workingSet) { |
| return workingSets.contains(workingSet); |
| } |
| |
| private void updateWorkingSet() { |
| Display.getDefault().asyncExec(new Runnable() { |
| public void run() { |
| if (workingSets.size() <= 0) { |
| return; |
| } |
| IWorkingSet set = workingSets.get(0); |
| set.setElements(new IAdaptable[] {}); |
| List<IAdaptable> elements = new ArrayList<IAdaptable>(); |
| getElementsFromContext(elements); |
| set.setElements(elements.toArray(new IAdaptable[elements.size()])); |
| } |
| }); |
| } |
| |
| public static void getElementsFromContext(List<IAdaptable> elements) { |
| for (IInteractionElement node : ContextCorePlugin.getContextManager().getActiveDocuments()) { |
| AbstractContextStructureBridge bridge = ContextCore.getStructureBridge(node.getContentType()); |
| |
| // HACK comparing extension to string |
| // No need to add bugzilla resources to the taskscape |
| // search...really slow and eclipese doesn't know about them |
| if (bridge.getContentType().equals("bugzilla")) { |
| continue; |
| } |
| |
| Object o = bridge.getObjectForHandle(node.getHandleIdentifier()); |
| if (o instanceof IAdaptable) { |
| elements.add((IAdaptable) o); |
| } |
| |
| } |
| } |
| |
| public IWorkingSet getWorkingSet() { |
| return workingSets.get(0); |
| } |
| |
| public static ContextWorkingSetManager getDefault() { |
| return INSTANCE; |
| } |
| } |