| /******************************************************************************* |
| * Copyright (c) 2000, 2003 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ui.examples.javaeditor; |
| |
| |
| import org.eclipse.ui.texteditor.ITextEditor; |
| import org.eclipse.ui.texteditor.TextEditorAction; |
| |
| /** |
| * A toolbar action which toggles the presentation model of the |
| * connected text editor. The editor shows either the highlight range |
| * only or always the whole document. |
| */ |
| public class PresentationAction extends TextEditorAction { |
| |
| /** |
| * Constructs and updates the action. |
| */ |
| public PresentationAction() { |
| super(JavaEditorMessages.getResourceBundle(), "TogglePresentation.", null); //$NON-NLS-1$ |
| update(); |
| } |
| |
| /* (non-Javadoc) |
| * Method declared on IAction |
| */ |
| public void run() { |
| |
| ITextEditor editor= getTextEditor(); |
| |
| editor.resetHighlightRange(); |
| boolean show= editor.showsHighlightRangeOnly(); |
| setChecked(!show); |
| editor.showHighlightRangeOnly(!show); |
| } |
| |
| /* (non-Javadoc) |
| * Method declared on TextEditorAction |
| */ |
| public void update() { |
| setChecked(getTextEditor() != null && getTextEditor().showsHighlightRangeOnly()); |
| setEnabled(true); |
| } |
| } |