/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.uima.caseditor.editor;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.jface.operation.IRunnableContext;
import org.eclipse.jface.text.IDocument;
import org.eclipse.jface.text.source.IAnnotationModel;
import org.eclipse.ui.texteditor.AbstractDocumentProvider;
import org.eclipse.ui.texteditor.IElementStateListener;
class TextDocumentProvider extends AbstractDocumentProvider {
private class CasElementInfo extends AbstractDocumentProvider.ElementInfo {
private CasDocumentProvider.ElementInfo casInfo;
public CasElementInfo(IDocument document, IAnnotationModel model) {
super(document, model);
}
}
private final CasDocumentProvider documentProvider;
public TextDocumentProvider(CasDocumentProvider documentProvider) {
this.documentProvider = documentProvider;
this.documentProvider.addElementStateListener(new IElementStateListener() {
public void elementMoved(Object originalElement, Object movedElement) {
fireElementMoved(originalElement, movedElement);
}
public void elementDirtyStateChanged(Object element, boolean isDirty) {
fireElementDirtyStateChanged(element, isDirty);
}
public void elementDeleted(Object element) {
fireElementDeleted(element);
}
public void elementContentReplaced(Object element) {
fireElementContentReplaced(element);
}
public void elementContentAboutToBeReplaced(Object element) {
fireElementContentAboutToBeReplaced(element);
}
});
}
@Override
protected IAnnotationModel createAnnotationModel(Object element) throws CoreException {
return new org.eclipse.jface.text.source.AnnotationModel();
}
@Override
protected IDocument createDocument(Object element) throws CoreException {
ICasDocument casDocument = documentProvider.createDocument(element);
if (casDocument != null) {
AnnotationDocument document = new AnnotationDocument();
document.setDocument(casDocument);
return document;
}
else {
return null;
}
}
@Override
protected void doSaveDocument(IProgressMonitor monitor, Object element, IDocument document,
boolean overwrite) throws CoreException {
if (document instanceof AnnotationDocument) {
AnnotationDocument annotationDocument = (AnnotationDocument) document;
documentProvider.doSaveDocument(monitor, element, annotationDocument.getDocument(), overwrite);
}
// TODO:
// else throw exception ->
}
@Override
protected IRunnableContext getOperationRunner(IProgressMonitor monitor) {
return null;
}
@Override
protected ElementInfo createElementInfo(Object element) throws CoreException {
ElementInfo elementInfo = super.createElementInfo(element);
CasElementInfo casElementInfo = new CasElementInfo(elementInfo.fDocument, elementInfo.fModel);
casElementInfo.casInfo = documentProvider.createElementInfo(element);
return casElementInfo;
}
@Override
protected void disposeElementInfo(Object element, ElementInfo info) {
super.disposeElementInfo(element, info);
CasElementInfo casElementInfo = (CasElementInfo) info;
documentProvider.disposeElementInfo(element, casElementInfo.casInfo);
}
@Override
public IStatus getStatus(Object element) {
IStatus status = documentProvider.getStatus(element);
if (status == null) {
status = super.getStatus(element);
}
return status;
}
}