| /******************************************************************************* |
| * 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.editors.text; |
| |
| import org.eclipse.jface.preference.IPreferenceStore; |
| |
| import org.eclipse.jface.text.source.IAnnotationHover; |
| import org.eclipse.jface.text.source.ISourceViewer; |
| import org.eclipse.jface.text.source.SourceViewerConfiguration; |
| |
| import org.eclipse.ui.texteditor.AbstractDecoratedTextEditorPreferenceConstants; |
| |
| /** |
| * Source viewer configuration for the text editor. |
| * |
| * @since 3.0 |
| */ |
| public class TextSourceViewerConfiguration extends SourceViewerConfiguration { |
| |
| /** The preference store used to initialize this configuration. */ |
| private IPreferenceStore fPreferenceStore; |
| |
| /** |
| * A no-op implementation of <code>IAnnotationHover</code> that will trigger the text editor |
| * to set up annotation hover support. |
| */ |
| private static class NullHover implements IAnnotationHover { |
| |
| /* |
| * @see org.eclipse.jface.text.source.IAnnotationHover#getHoverInfo(org.eclipse.jface.text.source.ISourceViewer, int) |
| */ |
| public String getHoverInfo(ISourceViewer sourceViewer, int lineNumber) { |
| return null; |
| } |
| |
| } |
| |
| /** |
| * Creates a text source viewer configuration. |
| */ |
| public TextSourceViewerConfiguration() { |
| } |
| |
| /** |
| * Creates a text source viewer configuration and |
| * initializes it with the given preference store. |
| * |
| * @param preferenceStore the preference store used to initialize this configuration |
| */ |
| public TextSourceViewerConfiguration(IPreferenceStore preferenceStore) { |
| fPreferenceStore= preferenceStore; |
| } |
| |
| /* |
| * @see org.eclipse.jface.text.source.SourceViewerConfiguration#getAnnotationHover(org.eclipse.jface.text.source.ISourceViewer) |
| */ |
| public IAnnotationHover getAnnotationHover(ISourceViewer sourceViewer) { |
| return new NullHover(); |
| } |
| |
| /* |
| * @see org.eclipse.jface.text.source.SourceViewerConfiguration#getTabWidth(org.eclipse.jface.text.source.ISourceViewer) |
| */ |
| public int getTabWidth(ISourceViewer sourceViewer) { |
| if (fPreferenceStore == null) |
| return super.getTabWidth(sourceViewer); |
| return fPreferenceStore.getInt(AbstractDecoratedTextEditorPreferenceConstants.EDITOR_TAB_WIDTH); |
| } |
| } |