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/*******************************************************************************
* Copyright (c) 2010 itemis AG (http://www.itemis.eu) 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
*******************************************************************************/
package org.eclipse.papyrus.infra.gmfdiag.xtext.glue.partialEditing;
import java.util.Iterator;
import java.util.List;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jface.text.source.IOverviewRuler;
import org.eclipse.jface.text.source.ISharedTextColors;
import org.eclipse.jface.text.source.IVerticalRuler;
import org.eclipse.jface.text.source.OverviewRuler;
import org.eclipse.jface.text.source.VerticalRuler;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.DisposeEvent;
import org.eclipse.swt.events.DisposeListener;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.editors.text.EditorsUI;
import org.eclipse.ui.texteditor.AnnotationPreference;
import org.eclipse.ui.texteditor.DefaultMarkerAnnotationAccess;
import org.eclipse.ui.texteditor.MarkerAnnotationPreferences;
import org.eclipse.ui.texteditor.SourceViewerDecorationSupport;
import org.eclipse.xtext.ui.editor.XtextSourceViewer;
import org.eclipse.xtext.ui.editor.XtextSourceViewerConfiguration;
import org.eclipse.xtext.ui.editor.model.XtextDocument;
import org.eclipse.xtext.ui.editor.preferences.IPreferenceStoreAccess;
import org.eclipse.xtext.ui.editor.quickfix.IssueResolutionProvider;
import org.eclipse.xtext.ui.editor.validation.AnnotationIssueProcessor;
import org.eclipse.xtext.ui.editor.validation.IValidationIssueProcessor;
import org.eclipse.xtext.ui.editor.validation.ValidationJob;
import org.eclipse.xtext.validation.CheckMode;
import org.eclipse.xtext.validation.IResourceValidator;
import org.eclipse.xtext.validation.Issue;
import com.google.common.collect.Iterators;
import com.google.inject.Inject;
import com.google.inject.Injector;
import com.google.inject.Provider;
/**
* @author Sebastian Zarnekow - Initial contribution and API
*/
public class SourceViewerHandleFactory {
@Inject
private XtextSourceViewer.Factory sourceViewerFactory;
@Inject
private Provider<XtextSourceViewerConfiguration> sourceViewerConfigurationProvider;
@Inject
private Provider<XtextDocument> documentProvider;
@Inject
private IResourceValidator resourceValidator;
@Inject
private IPreferenceStoreAccess preferenceStoreAccess;
private Injector xtextInjector ;
protected static final int VERTICAL_RULER_WIDTH= 12;
/**
* @param parent
* @param resourceProvider
* @return SourceViewerHandle
*
*/
public SourceViewerHandle create(Composite parent, ISyntheticResourceProvider resourceProvider) {
final IVerticalRuler ruler = new VerticalRuler(VERTICAL_RULER_WIDTH, new DefaultMarkerAnnotationAccess());
final IOverviewRuler oRuler = new OverviewRuler(new DefaultMarkerAnnotationAccess(), VERTICAL_RULER_WIDTH, getSharedColors());
//final XtextSourceViewer viewer = sourceViewerFactory.createSourceViewer(parent, ruler, oRuler, true, SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);
final XtextSourceViewer viewer = new CustomXtextSourceViewer(parent, ruler, oRuler, false, SWT.V_SCROLL | SWT.H_SCROLL);
/*
* final IVerticalRuler ruler = new VerticalRuler(VERTICAL_RULER_WIDTH, null) ;
final XtextSourceViewer viewer = new CustomXtextSourceViewer(parent, ruler, null, true, SWT.None);
*/
XtextSourceViewerConfiguration viewerConfiguration = sourceViewerConfigurationProvider.get();
viewer.configure(viewerConfiguration);
final SourceViewerDecorationSupport viewerDecorationSupport = new SourceViewerDecorationSupport(viewer, null, new DefaultMarkerAnnotationAccess(), getSharedColors());
MarkerAnnotationPreferences annotationPreferences = new MarkerAnnotationPreferences();
Iterator<AnnotationPreference> e= Iterators.filter(annotationPreferences.getAnnotationPreferences().iterator(), AnnotationPreference.class);
while (e.hasNext())
viewerDecorationSupport.setAnnotationPreference(e.next());
viewerDecorationSupport.install(preferenceStoreAccess.getPreferenceStore());
parent.addDisposeListener(new DisposeListener() {
public void widgetDisposed(DisposeEvent e) {
viewerDecorationSupport.dispose();
}
});
final XtextDocument document = documentProvider.get();
final SourceViewerHandle result = new SourceViewerHandle(document, viewer, viewerConfiguration, resourceProvider, xtextInjector);
ValidationJob job = new ValidationJob(resourceValidator, document,
new IValidationIssueProcessor() {
private AnnotationIssueProcessor annotationIssueProcessor;
public void processIssues(List<Issue> issues, IProgressMonitor monitor) {
if(viewer.getTextWidget() == null) {
// the text widget is disposed => don't try displaying errors in this widget
return;
}
IValidationIssueProcessor issueProcessor = result.getIssueProcessor();
if (issueProcessor != null)
issueProcessor.processIssues(issues, monitor);
if (annotationIssueProcessor == null) {
annotationIssueProcessor = new AnnotationIssueProcessor(document,
viewer.getAnnotationModel(),
new IssueResolutionProvider.NullImpl());
}
if (annotationIssueProcessor != null)
annotationIssueProcessor.processIssues(issues, monitor);
}
}, CheckMode.FAST_ONLY);
document.setValidationJob(job);
return result;
}
protected ISharedTextColors getSharedColors() {
return EditorsUI.getSharedTextColors();
}
}
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