/*******************************************************************************
* Copyright (c) 2007, 2012 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.web.ui.views.provisional.contentoutline;
import org.eclipse.swt.graphics.Image;
import org.eclipse.wst.html.ui.internal.contentoutline.JFaceNodeAdapterForHTML;
import org.eclipse.wst.jsdt.core.IJavaScriptElement;
import org.eclipse.wst.jsdt.ui.JavaScriptElementLabelProvider;
import org.eclipse.wst.jsdt.ui.StandardJavaScriptElementContentProvider;
import org.eclipse.wst.jsdt.web.core.internal.Logger;
import org.eclipse.wst.jsdt.web.core.javascript.IJsTranslation;
import org.eclipse.wst.jsdt.web.core.javascript.JsTranslationAdapter;
import org.eclipse.wst.sse.core.StructuredModelManager;
import org.eclipse.wst.sse.core.internal.provisional.IModelManager;
import org.eclipse.wst.sse.core.internal.provisional.IStructuredModel;
import org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocument;
import org.eclipse.wst.xml.core.internal.document.NodeImpl;
import org.eclipse.wst.xml.core.internal.provisional.document.IDOMDocument;
import org.eclipse.wst.xml.core.internal.provisional.document.IDOMModel;
import org.eclipse.wst.xml.ui.internal.contentoutline.JFaceNodeAdapterFactory;
import org.w3c.dom.Node;
/**
*
* Provisional API: This class/interface is part of an interim API that is still under development and expected to
* change significantly before reaching stability. It is being made available at this early stage to solicit feedback
* from pioneering adopters on the understanding that any code that uses this API will almost certainly be broken
* (repeatedly) as the API evolves.
*/
public class JFaceNodeAdapterForJs extends JFaceNodeAdapterForHTML {
public JFaceNodeAdapterForJs(JFaceNodeAdapterFactory adapterFactory) {
super(adapterFactory);
}
public Object[] getChildren(Object object) {
if (object instanceof IJavaScriptElement) {
return getJavaElementProvider().getChildren(object);
}
Node node = (Node) object;
if (isJSElementParent(node)) {
// Object[] results = getJSElementsFromNode(node.getFirstChild());
// IMember[] allResults = new IMember[results.length];
// for(int i = 0;i<results.length;i++) {
// if(results[i]==null) continue;
// IMember member = ((IMember)results[i]);
// allResults[i] = member;
// }
return getJSElementsFromNode(node.getFirstChild());
}
return super.getChildren(object);
}
public Object[] getElements(Object object) {
if (object instanceof IJavaScriptElement) {
return getJavaElementProvider().getElements(object);
}
return super.getElements(object);
}
private JavaScriptElementLabelProvider getJavaElementLabelProvider() {
return new JavaScriptElementLabelProvider();
}
private StandardJavaScriptElementContentProvider getJavaElementProvider() {
return new StandardJavaScriptElementContentProvider(true);
}
private synchronized Object[] getJSElementsFromNode(Node node) {
if (node == null) {
return new Object[0];
}
int startOffset = 0;
int endOffset = 0;
IJavaScriptElement[] result = new IJavaScriptElement[0];
IJsTranslation translation = null;
if (node.getNodeType() == Node.TEXT_NODE && (node instanceof NodeImpl)) {
translation = getTranslation(node);
startOffset = translation.getJavaScriptOffset(((NodeImpl) node).getStartOffset());
endOffset = translation.getJavaScriptOffset(((NodeImpl) node).getEndOffset() - 1);
if (startOffset >= 0 && endOffset >= 0)
result = translation.getAllElementsInJsRange(startOffset, endOffset);
}
return result;
//
// if (result == null) return null;
// Object[] newResults = new Object[result.length];
// for (int i = 0; i < result.length; i++) {
// int htmllength = 0;
// int htmloffset = 0;
// Position position = null;
// try {
// htmllength = ((SourceRefElement) (result[i])).getSourceRange().getLength();
// htmloffset = translation.getJspOffset(((SourceRefElement)
// (result[i])).getSourceRange().getOffset());
// position = new Position(htmloffset, htmllength);
// } catch (JavaScriptModelException e) {
// e.printStackTrace();
// }
// newResults[i] = getJsNode(node.getParentNode(), (IJavaScriptElement) result[i],
// position);
// }
// return newResults;
}
public Image getLabelImage(Object node) {
if (node instanceof IJavaScriptElement) {
return getJavaElementLabelProvider().getImage(node);
}
return super.getLabelImage(node);
}
public String getLabelText(Object node) {
if (node instanceof IJavaScriptElement) {
return getJavaElementLabelProvider().getText(node);
}
return super.getLabelText(node);
}
public Object getParent(Object element) {
if (element instanceof IJavaScriptElement) {
return getJavaElementProvider().getParent(element);
}
return super.getParent(element);
}
private IJsTranslation getTranslation(Node node) {
IStructuredModel model = null;
IModelManager modelManager = StructuredModelManager.getModelManager();
IDOMDocument xmlDoc = null;
try {
if (modelManager != null) {
IStructuredDocument doc = ((NodeImpl) node).getStructuredDocument();
model = modelManager.getExistingModelForRead(doc);
// model = modelManager.getModelForRead(doc);
}
IDOMModel domModel = (IDOMModel) model;
xmlDoc = domModel.getDocument();
} catch (Exception e) {
Logger.logException(e);
} finally {
if (model != null) {
// model.changedModel();
model.releaseFromRead();
}
}
if (xmlDoc == null) {
return null;
}
JsTranslationAdapter translationAdapter = (JsTranslationAdapter) xmlDoc.getAdapterFor(IJsTranslation.class);
return translationAdapter.getJsTranslation(true);
}
public boolean hasChildren(Object object) {
if (object instanceof IJavaScriptElement) {
return getJavaElementProvider().hasChildren(object);
}
Node node = (Node) object;
if (isJSElementParent(node)) {
Object[] results = getJSElementsFromNode(node.getFirstChild());
return (results != null && results.length > 0);
}
return super.hasChildren(object);
}
private boolean isJSElementParent(Node node) {
return (node.getNodeName().equalsIgnoreCase("script")); //$NON-NLS-1$
}
}