| /******************************************************************************* |
| * Copyright (c) 2000, 2011 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.jdt.internal.ui.preferences.cleanup; |
| |
| import java.util.Map; |
| |
| import org.eclipse.swt.widgets.Composite; |
| |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Status; |
| |
| import org.eclipse.jface.text.BadLocationException; |
| import org.eclipse.jface.text.Region; |
| import org.eclipse.jface.text.formatter.FormattingContextProperties; |
| import org.eclipse.jface.text.formatter.IContentFormatter; |
| import org.eclipse.jface.text.formatter.IContentFormatterExtension; |
| import org.eclipse.jface.text.formatter.IFormattingContext; |
| |
| import org.eclipse.jdt.core.JavaCore; |
| |
| import org.eclipse.jdt.ui.cleanup.ICleanUpConfigurationUI; |
| |
| import org.eclipse.jdt.internal.ui.IJavaStatusConstants; |
| import org.eclipse.jdt.internal.ui.JavaPlugin; |
| import org.eclipse.jdt.internal.ui.actions.IndentAction; |
| import org.eclipse.jdt.internal.ui.fix.MultiFixMessages; |
| import org.eclipse.jdt.internal.ui.preferences.formatter.JavaPreview; |
| import org.eclipse.jdt.internal.ui.text.java.JavaFormattingContext; |
| |
| |
| public class CleanUpPreview extends JavaPreview { |
| |
| private ICleanUpConfigurationUI fPage; |
| private boolean fFormat; |
| private boolean fCorrectIndentation; |
| |
| public CleanUpPreview(Composite parent, ICleanUpConfigurationUI page) { |
| super(JavaCore.getDefaultOptions(), parent); |
| fPage= page; |
| fFormat= false; |
| } |
| |
| public void setFormat(boolean enable) { |
| fFormat= enable; |
| } |
| |
| public void setCorrectIndentation(boolean enabled) { |
| fCorrectIndentation= enabled; |
| } |
| |
| @Override |
| protected void doFormatPreview() { |
| format(fPage.getPreview()); |
| } |
| |
| private void format(String text) { |
| if (text == null) { |
| fPreviewDocument.set(""); //$NON-NLS-1$ |
| return; |
| } |
| fPreviewDocument.set(text); |
| |
| if (!fFormat) { |
| if (!fCorrectIndentation) |
| return; |
| |
| fSourceViewer.setRedraw(false); |
| try { |
| IndentAction.indent(fPreviewDocument, null); |
| } catch (BadLocationException e) { |
| JavaPlugin.log(e); |
| } finally { |
| fSourceViewer.setRedraw(true); |
| } |
| |
| return; |
| } |
| |
| fSourceViewer.setRedraw(false); |
| final IFormattingContext context = new JavaFormattingContext(); |
| try { |
| final IContentFormatter formatter = fViewerConfiguration.getContentFormatter(fSourceViewer); |
| if (formatter instanceof IContentFormatterExtension) { |
| final IContentFormatterExtension extension = (IContentFormatterExtension) formatter; |
| context.setProperty(FormattingContextProperties.CONTEXT_PREFERENCES, JavaCore.getOptions()); |
| context.setProperty(FormattingContextProperties.CONTEXT_DOCUMENT, Boolean.TRUE); |
| extension.format(fPreviewDocument, context); |
| } else |
| formatter.format(fPreviewDocument, new Region(0, fPreviewDocument.getLength())); |
| } catch (Exception e) { |
| final IStatus status= new Status(IStatus.ERROR, JavaPlugin.getPluginId(), IJavaStatusConstants.INTERNAL_ERROR, |
| MultiFixMessages.CleanUpRefactoringWizard_formatterException_errorMessage, e); |
| JavaPlugin.log(status); |
| } finally { |
| context.dispose(); |
| fSourceViewer.setRedraw(true); |
| } |
| } |
| |
| @Override |
| public void setWorkingValues(Map<String, String> workingValues) { |
| //Don't change the formatter settings |
| } |
| |
| } |