| /******************************************************************************* |
| * 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.debug.internal.ui.viewers.update; |
| |
| import org.eclipse.debug.core.DebugEvent; |
| import org.eclipse.debug.core.DebugException; |
| import org.eclipse.debug.core.DebugPlugin; |
| import org.eclipse.debug.core.model.IDebugElement; |
| import org.eclipse.debug.core.model.IDebugTarget; |
| import org.eclipse.debug.core.model.IStackFrame; |
| import org.eclipse.debug.core.model.IThread; |
| import org.eclipse.debug.internal.ui.viewers.provisional.IModelDelta; |
| import org.eclipse.debug.internal.ui.viewers.provisional.ModelDelta; |
| |
| /** |
| * Default model proxy for a debug target. |
| * |
| * @since 3.2 |
| */ |
| public class DebugTargetProxy extends EventHandlerModelProxy { |
| |
| private IDebugTarget fDebugTarget; |
| |
| public DebugTargetProxy(IDebugTarget target) { |
| fDebugTarget = target; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.internal.ui.viewers.update.EventHandlerModelProxy#dispose() |
| */ |
| public synchronized void dispose() { |
| super.dispose(); |
| fDebugTarget = null; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.internal.ui.viewers.update.EventHandlerModelProxy#containsEvent(org.eclipse.debug.core.DebugEvent) |
| */ |
| protected boolean containsEvent(DebugEvent event) { |
| Object source = event.getSource(); |
| if (source instanceof IDebugElement) { |
| IDebugTarget debugTarget = ((IDebugElement) source).getDebugTarget(); |
| // an expression can return null for debug target |
| if (debugTarget != null) { |
| return debugTarget.equals(fDebugTarget); |
| } |
| } |
| return false; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.internal.ui.viewers.update.EventHandlerModelProxy#createEventHandlers() |
| */ |
| protected DebugEventHandler[] createEventHandlers() { |
| return new DebugEventHandler[] { new DebugTargetEventHandler(this), new ThreadEventHandler(this) }; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.internal.ui.viewers.AbstractModelProxy#installed() |
| */ |
| public void installed() { |
| // select any thread that is already suspended after installation |
| IDebugTarget target = fDebugTarget; |
| if (target != null) { |
| try { |
| IThread[] threads = target.getThreads(); |
| for (int i = 0; i < threads.length; i++) { |
| IThread thread = threads[i]; |
| if (thread.isSuspended()) { |
| IStackFrame frame = thread.getTopStackFrame(); |
| if (frame != null) { |
| ModelDelta delta = new ModelDelta(DebugPlugin.getDefault().getLaunchManager(), IModelDelta.NO_CHANGE); |
| ModelDelta node = delta.addNode(target.getLaunch(), IModelDelta.NO_CHANGE); |
| node = node.addNode(target, IModelDelta.NO_CHANGE); |
| node = node.addNode(thread, IModelDelta.NO_CHANGE | IModelDelta.EXPAND); |
| node = node.addNode(frame, IModelDelta.NO_CHANGE | IModelDelta.SELECT); |
| fireModelChanged(delta); |
| return; |
| } |
| } |
| } |
| // expand the target if no suspended thread |
| ModelDelta delta = new ModelDelta(DebugPlugin.getDefault().getLaunchManager(), IModelDelta.NO_CHANGE); |
| ModelDelta node = delta.addNode(target.getLaunch(), IModelDelta.NO_CHANGE); |
| node = node.addNode(target, IModelDelta.EXPAND); |
| fireModelChanged(delta); |
| } catch (DebugException e) { |
| } |
| } |
| } |
| |
| |
| |
| } |