| /******************************************************************************* |
| * Copyright (c) 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 |
| ******************************************************************************/ |
| |
| package org.eclipse.ui.internal.handlers; |
| |
| import org.eclipse.core.commands.AbstractHandler; |
| import org.eclipse.core.commands.ExecutionEvent; |
| import org.eclipse.core.commands.ExecutionException; |
| import org.eclipse.ui.IEditorPart; |
| import org.eclipse.ui.IPersistableEditor; |
| import org.eclipse.ui.IWorkbenchPage; |
| import org.eclipse.ui.IWorkbenchWindow; |
| import org.eclipse.ui.PartInitException; |
| import org.eclipse.ui.XMLMemento; |
| import org.eclipse.ui.handlers.HandlerUtil; |
| import org.eclipse.ui.internal.IWorkbenchConstants; |
| import org.eclipse.ui.internal.WorkbenchMessages; |
| import org.eclipse.ui.internal.WorkbenchPage; |
| import org.eclipse.ui.internal.dialogs.DialogUtil; |
| |
| /** |
| * Open a new editor on the active editor's input. |
| * |
| * @since 3.4 |
| * |
| */ |
| public class NewEditorHandler extends AbstractHandler { |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent) |
| */ |
| public Object execute(ExecutionEvent event) throws ExecutionException { |
| IWorkbenchWindow activeWorkbenchWindow = HandlerUtil |
| .getActiveWorkbenchWindow(event); |
| IWorkbenchPage page = activeWorkbenchWindow.getActivePage(); |
| if (page == null) { |
| return null; |
| } |
| IEditorPart editor = page.getActiveEditor(); |
| if (editor == null) { |
| return null; |
| } |
| String editorId = editor.getSite().getId(); |
| if (editorId == null) { |
| return null; |
| } |
| try { |
| if (editor instanceof IPersistableEditor) { |
| XMLMemento editorState = XMLMemento |
| .createWriteRoot(IWorkbenchConstants.TAG_EDITOR_STATE); |
| ((IPersistableEditor) editor).saveState(editorState); |
| ((WorkbenchPage) page).openEditor(editor.getEditorInput(), |
| editorId, true, IWorkbenchPage.MATCH_NONE, editorState); |
| } else { |
| page.openEditor(editor.getEditorInput(), editorId, true, |
| IWorkbenchPage.MATCH_NONE); |
| } |
| } catch (PartInitException e) { |
| DialogUtil.openError(activeWorkbenchWindow.getShell(), |
| WorkbenchMessages.Error, e.getMessage(), e); |
| } |
| return null; |
| } |
| |
| } |