| /******************************************************************************* |
| * Copyright (c) 2000, 2008 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.internal.ui.refactoring; |
| |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.events.DisposeEvent; |
| import org.eclipse.swt.events.DisposeListener; |
| import org.eclipse.swt.graphics.Image; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| |
| import org.eclipse.core.runtime.IAdaptable; |
| |
| import org.eclipse.jface.dialogs.Dialog; |
| import org.eclipse.jface.preference.IPreferenceStore; |
| import org.eclipse.jface.resource.ImageDescriptor; |
| import org.eclipse.jface.resource.JFaceResources; |
| |
| import org.eclipse.jface.text.Document; |
| import org.eclipse.jface.text.IDocument; |
| import org.eclipse.jface.text.source.SourceViewer; |
| import org.eclipse.jface.text.source.SourceViewerConfiguration; |
| |
| import org.eclipse.ui.model.IWorkbenchAdapter; |
| |
| import org.eclipse.ltk.core.refactoring.Change; |
| import org.eclipse.ltk.ui.refactoring.ChangePreviewViewerInput; |
| import org.eclipse.ltk.ui.refactoring.IChangePreviewViewer; |
| |
| import org.eclipse.jdt.internal.corext.refactoring.nls.changes.CreateTextFileChange; |
| |
| import org.eclipse.jdt.ui.PreferenceConstants; |
| import org.eclipse.jdt.ui.text.JavaSourceViewerConfiguration; |
| import org.eclipse.jdt.ui.text.JavaTextTools; |
| |
| import org.eclipse.jdt.internal.ui.JavaPlugin; |
| import org.eclipse.jdt.internal.ui.propertiesfileeditor.IPropertiesFilePartitions; |
| import org.eclipse.jdt.internal.ui.propertiesfileeditor.PropertiesFileDocumentSetupParticipant; |
| import org.eclipse.jdt.internal.ui.propertiesfileeditor.PropertiesFileSourceViewerConfiguration; |
| import org.eclipse.jdt.internal.ui.util.ViewerPane; |
| |
| /** |
| * Change preview viewer for <code>CreateTextFileChange</code> objects. |
| */ |
| public final class CreateTextFileChangePreviewViewer implements IChangePreviewViewer { |
| |
| private static class CreateTextFilePreviewer extends ViewerPane { |
| |
| private ImageDescriptor fDescriptor; |
| |
| private Image fImage; |
| |
| public CreateTextFilePreviewer(Composite parent, int style) { |
| super(parent, style); |
| addDisposeListener(new DisposeListener() { |
| public void widgetDisposed(DisposeEvent e) { |
| disposeImage(); |
| } |
| }); |
| } |
| |
| /*package*/ void disposeImage() { |
| if (fImage != null) { |
| fImage.dispose(); |
| } |
| } |
| |
| public void setImageDescriptor(ImageDescriptor imageDescriptor) { |
| fDescriptor= imageDescriptor; |
| } |
| |
| public void setText(String text) { |
| super.setText(text); |
| Image current= null; |
| if (fDescriptor != null) { |
| current= fImage; |
| fImage= fDescriptor.createImage(); |
| } else { |
| current= fImage; |
| fImage= null; |
| } |
| setImage(fImage); |
| if (current != null) { |
| current.dispose(); |
| } |
| } |
| |
| } |
| |
| private CreateTextFilePreviewer fPane; |
| |
| private SourceViewer fSourceViewer; |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public void createControl(Composite parent) { |
| fPane= new CreateTextFilePreviewer(parent, SWT.BORDER | SWT.FLAT); |
| Dialog.applyDialogFont(fPane); |
| |
| fSourceViewer= new SourceViewer(fPane, null, SWT.V_SCROLL | SWT.H_SCROLL | SWT.MULTI | SWT.FULL_SELECTION); |
| fSourceViewer.setEditable(false); |
| fSourceViewer.getControl().setFont(JFaceResources.getFont(PreferenceConstants.EDITOR_TEXT_FONT)); |
| fPane.setContent(fSourceViewer.getControl()); |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public Control getControl() { |
| return fPane; |
| } |
| |
| public void refresh() { |
| fSourceViewer.refresh(); |
| } |
| |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public void setInput(ChangePreviewViewerInput input) { |
| Change change= input.getChange(); |
| if (change != null) { |
| Object element= change.getModifiedElement(); |
| if (element instanceof IAdaptable) { |
| IAdaptable adaptable= (IAdaptable) element; |
| IWorkbenchAdapter workbenchAdapter= (IWorkbenchAdapter) adaptable.getAdapter(IWorkbenchAdapter.class); |
| if (workbenchAdapter != null) { |
| fPane.setImageDescriptor(workbenchAdapter.getImageDescriptor(element)); |
| } else { |
| fPane.setImageDescriptor(null); |
| } |
| } else { |
| fPane.setImageDescriptor(null); |
| } |
| } |
| if (!(change instanceof CreateTextFileChange)) { |
| fSourceViewer.setInput(null); |
| fPane.setText(""); //$NON-NLS-1$ |
| return; |
| } |
| CreateTextFileChange textFileChange= (CreateTextFileChange) change; |
| fPane.setText(textFileChange.getName()); |
| IDocument document= new Document(textFileChange.getPreview()); |
| // This is a temporary work around until we get the |
| // source viewer registry. |
| fSourceViewer.unconfigure(); |
| String textType= textFileChange.getTextType(); |
| JavaTextTools textTools= JavaPlugin.getDefault().getJavaTextTools(); |
| IPreferenceStore store= JavaPlugin.getDefault().getCombinedPreferenceStore(); |
| if ("java".equals(textType)) { //$NON-NLS-1$ |
| textTools.setupJavaDocumentPartitioner(document); |
| fSourceViewer.configure(new JavaSourceViewerConfiguration(textTools.getColorManager(), store, null, null)); |
| } else if ("properties".equals(textType)) { //$NON-NLS-1$ |
| PropertiesFileDocumentSetupParticipant.setupDocument(document); |
| fSourceViewer.configure(new PropertiesFileSourceViewerConfiguration(textTools.getColorManager(), store, null, IPropertiesFilePartitions.PROPERTIES_FILE_PARTITIONING)); |
| } else { |
| fSourceViewer.configure(new SourceViewerConfiguration()); |
| } |
| fSourceViewer.setInput(document); |
| } |
| } |