| /******************************************************************************* |
| * Copyright (c) 2010 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.wst.jsdt.debug.internal.ui.adapters; |
| |
| import java.util.List; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.debug.internal.ui.model.elements.ElementContentProvider; |
| import org.eclipse.debug.internal.ui.viewers.model.provisional.IPresentationContext; |
| import org.eclipse.debug.internal.ui.viewers.model.provisional.IViewerUpdate; |
| import org.eclipse.debug.ui.IDebugUIConstants; |
| import org.eclipse.wst.jsdt.debug.core.model.IJavaScriptDebugTarget; |
| import org.eclipse.wst.jsdt.debug.core.model.IJavaScriptThread; |
| import org.eclipse.wst.jsdt.debug.core.model.IScriptGroup; |
| import org.eclipse.wst.jsdt.debug.internal.ui.PreferencesManager; |
| |
| /** |
| * Custom content provider for our {@link IJavaScriptDebugElement}s |
| * |
| * @since 1.0 |
| */ |
| public class JavaScriptAsyncContentProvider extends ElementContentProvider { |
| |
| static final Object[] NO_CHILDREN = {}; |
| |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.internal.ui.model.elements.DebugTargetContentProvider#getChildren(java.lang.Object, int, int, org.eclipse.debug.internal.ui.viewers.model.provisional.IPresentationContext, org.eclipse.debug.internal.ui.viewers.model.provisional.IViewerUpdate) |
| */ |
| protected Object[] getChildren(Object parent, int index, int length, IPresentationContext context, IViewerUpdate monitor) throws CoreException { |
| if(parent instanceof IJavaScriptDebugTarget) { |
| IJavaScriptDebugTarget target = (IJavaScriptDebugTarget) parent; |
| Object[] threads = target.getThreads(); |
| if(PreferencesManager.getManager().showLoadedScripts()) { |
| Object[] children = new Object[threads.length + 1]; |
| children[0] = target.getScriptGroup(); |
| System.arraycopy(threads, 0, children, 1, threads.length); |
| return getElements(children, index, length); |
| } |
| return getElements(threads, index, length); |
| } |
| if(parent instanceof IScriptGroup) { |
| IScriptGroup group = (IScriptGroup) parent; |
| List scripts = group.allScripts(); |
| return getElements(scripts.toArray(), index, length); |
| } |
| if(parent instanceof IJavaScriptThread) { |
| return ((IJavaScriptThread)parent).getStackFrames(); |
| } |
| return NO_CHILDREN; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.internal.ui.model.elements.DebugTargetContentProvider#getChildCount(java.lang.Object, org.eclipse.debug.internal.ui.viewers.model.provisional.IPresentationContext, org.eclipse.debug.internal.ui.viewers.model.provisional.IViewerUpdate) |
| */ |
| protected int getChildCount(Object element, IPresentationContext context, IViewerUpdate monitor) throws CoreException { |
| if(element instanceof IJavaScriptDebugTarget) { |
| IJavaScriptDebugTarget target = (IJavaScriptDebugTarget) element; |
| int count = target.getThreads().length; |
| if(target.getScriptGroup() != null && PreferencesManager.getManager().showLoadedScripts()) { |
| count = count + 1; |
| } |
| return count; |
| } |
| if(element instanceof IScriptGroup) { |
| return ((IScriptGroup) element).allScripts().size(); |
| } |
| if(element instanceof IJavaScriptThread) { |
| return ((IJavaScriptThread)element).getFrameCount(); |
| } |
| return 0; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.internal.ui.model.elements.ElementContentProvider#supportsContext(org.eclipse.debug.internal.ui.viewers.model.provisional.IPresentationContext) |
| */ |
| protected boolean supportsContext(IPresentationContext context) { |
| return IDebugUIConstants.ID_DEBUG_VIEW.equals(context.getId()); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.internal.ui.model.elements.ElementContentProvider#supportsContextId(java.lang.String) |
| */ |
| protected boolean supportsContextId(String id) { |
| return IDebugUIConstants.ID_DEBUG_VIEW.equals(id); |
| } |
| } |