| /******************************************************************************* |
| * Copyright (c) 2006, 2010 Wind River Systems, Inc. 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: |
| * Markus Schorn - initial API and implementation |
| * IBM Corporation |
| *******************************************************************************/ |
| |
| /* -- ST-Origin -- |
| * Source folder: org.eclipse.cdt.ui/src |
| * Class: org.eclipse.cdt.internal.ui.includebrowser.IBContentProvider |
| * Version: 1.16 |
| */ |
| |
| package org.eclipse.ptp.internal.rdt.ui.includebrowser; |
| |
| import java.util.ArrayList; |
| |
| import org.eclipse.cdt.core.index.IIndexFileLocation; |
| import org.eclipse.cdt.core.model.ICProject; |
| import org.eclipse.cdt.core.model.ITranslationUnit; |
| import org.eclipse.cdt.internal.ui.includebrowser.IBFile; |
| import org.eclipse.cdt.internal.ui.includebrowser.IBNode; |
| import org.eclipse.cdt.internal.ui.viewsupport.AsyncTreeContentProvider; |
| import org.eclipse.cdt.ui.CUIPlugin; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.ptp.internal.rdt.core.includebrowser.IIncludeBrowserService; |
| import org.eclipse.ptp.internal.rdt.core.includebrowser.IIndexIncludeValue; |
| import org.eclipse.ptp.internal.rdt.core.includebrowser.IncludeBrowserServiceFactory; |
| import org.eclipse.swt.widgets.Display; |
| |
| /** |
| * This is the content provider for the include browser. |
| */ |
| public class IBContentProvider extends AsyncTreeContentProvider { |
| |
| private boolean fComputeIncludedBy = true; |
| private IncludeBrowserServiceFactory fServiceFactory; |
| |
| /** |
| * Constructs the content provider. |
| */ |
| public IBContentProvider(Display disp) { |
| super(disp); |
| } |
| |
| @Override |
| public Object getParent(Object element) { |
| if (element instanceof IBNode) { |
| IBNode node = (IBNode) element; |
| return node.getParent(); |
| } |
| return super.getParent(element); |
| } |
| |
| @Override |
| protected Object[] syncronouslyComputeChildren(Object parentElement) { |
| if (parentElement instanceof ITranslationUnit) { |
| ITranslationUnit tu = (ITranslationUnit) parentElement; |
| return new Object[] { new IBNode(null, new IBFile(tu), null, 0, 0, 0) }; |
| } |
| if (parentElement instanceof IBNode) { |
| IBNode node = (IBNode) parentElement; |
| if (node.isRecursive() || node.getRepresentedIFL() == null) { |
| return NO_CHILDREN; |
| } |
| } |
| // allow for async computation |
| return null; |
| } |
| |
| @Override |
| protected Object[] asyncronouslyComputeChildren(Object parentElement, IProgressMonitor monitor) { |
| if (parentElement instanceof IBNode) |
| { |
| IBNode node = (IBNode) parentElement; |
| IIndexFileLocation ifl= node.getRepresentedIFL(); |
| ICProject project= node.getCProject(); |
| if (ifl == null) { |
| return NO_CHILDREN; |
| } |
| |
| IBFile directiveFile= null; |
| IBFile targetFile= null; |
| IIndexIncludeValue[] includes; |
| |
| if (fServiceFactory == null) |
| fServiceFactory = new IncludeBrowserServiceFactory(); |
| |
| IIncludeBrowserService service = fServiceFactory.getIncludeBrowserService(project); |
| |
| if (service == null) |
| return NO_CHILDREN; |
| |
| if (fComputeIncludedBy) { |
| includes = service.findIncludedBy(ifl, project, monitor); |
| } |
| else { |
| includes= service.findIncludesTo(ifl, project, monitor); |
| directiveFile= node.getRepresentedFile(); |
| } |
| if (includes.length > 0) { |
| ArrayList<IBNode> result= new ArrayList<IBNode>(includes.length); |
| for (int i = 0; i < includes.length; i++) { |
| IIndexIncludeValue include = includes[i]; |
| try { |
| if (fComputeIncludedBy) { |
| directiveFile= targetFile= new IBFile(project, include.getIncludedByLocation()); |
| } |
| else { |
| IIndexFileLocation includesPath= include.getIncludesLocation(); |
| if (includesPath == null) { |
| targetFile= new IBFile(include.getFullName()); |
| } |
| else { |
| targetFile= new IBFile(project, includesPath); |
| } |
| } |
| IBNode newnode= new IBNode(node, targetFile, directiveFile, |
| include.getNameOffset(), |
| include.getNameLength(), |
| include.getIncludedByTimestamp()); |
| newnode.setIsActiveCode(include.isActive()); |
| newnode.setIsSystemInclude(include.isSystemInclude()); |
| result.add(newnode); |
| } |
| catch (CoreException e) { |
| CUIPlugin.log(e); |
| } |
| } |
| |
| return result.toArray(); |
| } |
| } |
| return NO_CHILDREN; |
| } |
| |
| |
| |
| public void setComputeIncludedBy(boolean value) { |
| fComputeIncludedBy = value; |
| } |
| |
| public boolean getComputeIncludedBy() { |
| return fComputeIncludedBy; |
| } |
| |
| public IncludeBrowserServiceFactory getServiceFactory() |
| { |
| return this.fServiceFactory; |
| } |
| } |