| /******************************************************************************* |
| * Copyright (c) 2001, 2008 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.internal.java.refactoring; |
| |
| import org.eclipse.jface.text.IDocument; |
| import org.eclipse.jface.text.ITextSelection; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.ui.texteditor.ITextEditor; |
| import org.eclipse.wst.jsdt.core.IJavaScriptElement; |
| 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.IStructuredModel; |
| import org.eclipse.wst.xml.core.internal.provisional.document.IDOMDocument; |
| import org.eclipse.wst.xml.core.internal.provisional.document.IDOMModel; |
| /** |
| * |
| |
| * 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. |
| */ |
| class JSPJavaSelectionProvider { |
| static IJavaScriptElement[] getSelection(ITextEditor textEditor) { |
| IJavaScriptElement[] elements = null; |
| IDocument document = textEditor.getDocumentProvider().getDocument(textEditor.getEditorInput()); |
| ISelection selection = textEditor.getSelectionProvider().getSelection(); |
| if (selection instanceof ITextSelection) { |
| ITextSelection textSelection = (ITextSelection) selection; |
| // get the JSP translation object for this editor's document |
| IStructuredModel model = null; |
| try { |
| model = StructuredModelManager.getModelManager().getExistingModelForRead(document); |
| if (model instanceof IDOMModel) { |
| IDOMModel xmlModel = (IDOMModel) model; |
| IDOMDocument xmlDoc = xmlModel.getDocument(); |
| JsTranslationAdapter adapter = (JsTranslationAdapter) xmlDoc.getAdapterFor(IJsTranslation.class); |
| if (adapter != null) { |
| IJsTranslation translation = adapter.getJsTranslation(true); |
| elements = translation.getElementsFromJsRange(textSelection.getOffset(), textSelection.getOffset() + textSelection.getLength()); |
| } |
| } |
| } finally { |
| if (model != null) { |
| model.releaseFromRead(); |
| } |
| } |
| } |
| if (elements == null) { |
| elements = new IJavaScriptElement[0]; |
| } |
| return elements; |
| } |
| } |