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/*******************************************************************************
* Copyright (c) 2008 Symbian Software Systems 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:
* Andrew Ferguson (Symbian) - Initial implementation
*******************************************************************************/
package org.eclipse.cdt.internal.ui.text.doctools;
import java.util.List;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jface.text.contentassist.ICompletionProposal;
import org.eclipse.jface.text.contentassist.IContextInformation;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PlatformUI;
import org.eclipse.cdt.core.model.ITranslationUnit;
import org.eclipse.cdt.ui.CUIPlugin;
import org.eclipse.cdt.ui.IWorkingCopyManager;
import org.eclipse.cdt.ui.text.contentassist.ContentAssistInvocationContext;
import org.eclipse.cdt.ui.text.contentassist.ICompletionProposalComputer;
import org.eclipse.cdt.ui.text.doctools.IDocCommentOwner;
import org.eclipse.cdt.ui.text.doctools.IDocCommentViewerConfiguration;
abstract class AbstractDocCommentProposalComputer implements ICompletionProposalComputer {
protected abstract IDocCommentViewerConfiguration getConfiguration(IDocCommentOwner owner);
protected final IDocCommentViewerConfiguration getConfiguration() {
IResource resource= getResource();
IDocCommentOwner owner= DocCommentOwnerManager.getInstance().getCommentOwner(resource);
return getConfiguration(owner);
}
@Override
public List<ICompletionProposal> computeCompletionProposals(ContentAssistInvocationContext context, IProgressMonitor monitor) {
return getConfiguration().createProposalComputer().computeCompletionProposals(context, monitor);
}
@Override
public List<IContextInformation> computeContextInformation(
ContentAssistInvocationContext context, IProgressMonitor monitor) {
return getConfiguration().createProposalComputer().computeContextInformation(context, monitor);
}
@Override
public String getErrorMessage() {
return getConfiguration().createProposalComputer().getErrorMessage();
}
@Override
public void sessionEnded() {
}
@Override
public void sessionStarted() {
}
private static IResource getResource() {
ITranslationUnit tu= getTranslationUnit();
return tu.getResource();
}
private static ITranslationUnit getTranslationUnit() {
IWorkbenchWindow window= PlatformUI.getWorkbench().getActiveWorkbenchWindow();
if (window == null)
return null;
IWorkbenchPage page= window.getActivePage();
if (page == null)
return null;
IEditorPart editor= page.getActiveEditor();
if (editor == null)
return null;
IWorkingCopyManager manager= CUIPlugin.getDefault().getWorkingCopyManager();
ITranslationUnit unit= manager.getWorkingCopy(editor.getEditorInput());
if (unit == null)
return null;
return unit;
}
}
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