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/*******************************************************************************
* Copyright (c) 2002, 2007 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
* Norbert Ploett (Siemens AG)
* Anton Leherbauer (Wind River Systems)
*******************************************************************************/
package org.eclipse.cdt.internal.ui.editor;
import java.net.URI;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.IStorage;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IPath;
import org.eclipse.jface.text.source.AnnotationModel;
import org.eclipse.jface.text.source.IAnnotationModel;
import org.eclipse.ui.IPathEditorInput;
import org.eclipse.ui.IStorageEditorInput;
import org.eclipse.ui.editors.text.ILocationProvider;
import org.eclipse.ui.editors.text.ILocationProviderExtension;
import org.eclipse.ui.editors.text.TextFileDocumentProvider;
import org.eclipse.cdt.core.resources.EFSFileStorage;
import org.eclipse.cdt.core.resources.FileStorage;
import org.eclipse.cdt.ui.CUIPlugin;
import org.eclipse.cdt.internal.ui.util.ExternalEditorInput;
public class ExternalSearchDocumentProvider extends TextFileDocumentProvider {
public ExternalSearchDocumentProvider() {
super(new CStorageDocumentProvider());
}
/*
* @see org.eclipse.ui.editors.text.TextFileDocumentProvider#createFileInfo(java.lang.Object)
*/
@Override
protected FileInfo createFileInfo(Object element) throws CoreException {
final FileInfo info= super.createFileInfo(element);
if (info != null && info.fModel == null) {
info.fModel= createAnnotationModel(element);
if (info.fModel != null) {
IAnnotationModel fileBufferAnnotationModel= info.fTextFileBuffer.getAnnotationModel();
if (fileBufferAnnotationModel != null) {
((AnnotationModel)info.fModel).addAnnotationModel("fileBufferModel", fileBufferAnnotationModel); //$NON-NLS-1$
}
setUpSynchronization(info);
}
}
return info;
}
protected IAnnotationModel createAnnotationModel(Object element) throws CoreException {
if (element instanceof ExternalEditorInput) {
return createExternalSearchAnnotationModel((ExternalEditorInput)element);
}
if (element instanceof IStorageEditorInput) {
IStorage storage= ((IStorageEditorInput)element).getStorage();
if (storage.getFullPath() != null) {
return createExternalSearchAnnotationModel(storage, null);
}
}
if (element instanceof IPathEditorInput) {
IPath path= ((IPathEditorInput)element).getPath();
IStorage storage= new FileStorage(path);
return createExternalSearchAnnotationModel(storage, null);
}
if (element instanceof IAdaptable) {
IAdaptable adaptable= (IAdaptable) element;
ILocationProviderExtension extendedProvider = (ILocationProviderExtension) adaptable.getAdapter(ILocationProviderExtension.class);
if(extendedProvider != null) {
URI uri = extendedProvider.getURI(element);
IStorage storage = new EFSFileStorage(uri);
return createExternalSearchAnnotationModel(storage, null);
}
ILocationProvider provider = (ILocationProvider) adaptable.getAdapter(ILocationProvider.class);
if (provider != null) {
IPath path = provider.getPath(element);
IStorage storage = new FileStorage(path);
return createExternalSearchAnnotationModel(storage, null);
}
}
return null;
}
/**
* Create an annotation model for the given {@link ExternalEditorInput}.
*
* @param externalInput
* @return a new annotation model for the external editor input
*/
private IAnnotationModel createExternalSearchAnnotationModel(ExternalEditorInput externalInput) {
IStorage storage = externalInput.getStorage();
IResource markerResource = externalInput.getMarkerResource();
return createExternalSearchAnnotationModel(storage, markerResource);
}
/**
* Create an annotation model for the given file and associated resource marker.
*
* @param storage the file in the form of a <code>IStorage</code>
* @param markerResource the resource to retrieve markers from, may be <code>null</code>
* @return a new annotation model for the file
*/
private IAnnotationModel createExternalSearchAnnotationModel(IStorage storage, IResource markerResource) {
AnnotationModel model= null;
if (markerResource != null){
model = new ExternalSearchAnnotationModel(markerResource, storage);
} else {
// no marker resource available - search workspace root and all project resources (depth one)
markerResource= CUIPlugin.getWorkspace().getRoot();
model = new ExternalSearchAnnotationModel(markerResource, storage, IResource.DEPTH_ONE);
}
return model;
}
}
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