| /******************************************************************************* |
| * Copyright (c) 2000, 2015 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.jdt.jeview; |
| |
| |
| import org.eclipse.core.runtime.Assert; |
| |
| import org.eclipse.ui.IEditorInput; |
| import org.eclipse.ui.IEditorPart; |
| import org.eclipse.ui.IWorkbenchPage; |
| import org.eclipse.ui.IWorkbenchWindow; |
| |
| import org.eclipse.ui.texteditor.ITextEditor; |
| |
| import org.eclipse.jdt.core.IJavaElement; |
| import org.eclipse.jdt.core.IOpenable; |
| |
| import org.eclipse.jdt.ui.JavaUI; |
| |
| /** |
| * |
| */ |
| public class EditorUtility { |
| private EditorUtility() { |
| super(); |
| } |
| |
| public static IEditorPart getActiveEditor() { |
| IWorkbenchWindow window= JEViewPlugin.getDefault().getWorkbench().getActiveWorkbenchWindow(); |
| if (window != null) { |
| IWorkbenchPage page= window.getActivePage(); |
| if (page != null) { |
| return page.getActiveEditor(); |
| } |
| } |
| return null; |
| } |
| |
| |
| public static IOpenable getJavaInput(IEditorPart part) { |
| IEditorInput editorInput= part.getEditorInput(); |
| if (editorInput != null) { |
| IJavaElement input= javaUIgetEditorInputJavaElement(editorInput); |
| if (input instanceof IOpenable) { |
| return (IOpenable) input; |
| } |
| } |
| return null; |
| } |
| |
| /** |
| * Note: This is an inlined version of {@link JavaUI#getEditorInputJavaElement(IEditorInput)}, |
| * which is not available in 3.1. |
| * |
| * @param editorInput the editor input |
| * @return the Java element wrapped by <code>editorInput</code> or <code>null</code> if none |
| */ |
| private static IJavaElement javaUIgetEditorInputJavaElement(IEditorInput editorInput) { |
| Assert.isNotNull(editorInput); |
| IJavaElement je= JavaUI.getWorkingCopyManager().getWorkingCopy(editorInput); |
| if (je != null) |
| return je; |
| |
| /* |
| * This needs works, see https://bugs.eclipse.org/bugs/show_bug.cgi?id=120340 |
| */ |
| return editorInput.getAdapter(IJavaElement.class); |
| } |
| |
| public static void selectInEditor(ITextEditor editor, int offset, int length) { |
| IEditorPart active = getActiveEditor(); |
| if (active != editor) { |
| editor.getSite().getPage().activate(editor); |
| } |
| editor.selectAndReveal(offset, length); |
| } |
| } |