/*******************************************************************************
* 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.locationtech.udig.jconsole;
import org.locationtech.udig.jconsole.java.JavaAutoIndentStrategy;
import org.locationtech.udig.jconsole.java.JavaCompletionProcessor;
import org.locationtech.udig.jconsole.java.JavaDoubleClickSelector;
import org.locationtech.udig.jconsole.javadoc.JavaDocCompletionProcessor;
import org.locationtech.udig.jconsole.util.JavaColorProvider;
import org.eclipse.swt.graphics.RGB;
import org.eclipse.jface.text.DefaultIndentLineAutoEditStrategy;
import org.eclipse.jface.text.IAutoEditStrategy;
import org.eclipse.jface.text.IDocument;
import org.eclipse.jface.text.ITextDoubleClickStrategy;
import org.eclipse.jface.text.ITextHover;
import org.eclipse.jface.text.TextAttribute;
import org.eclipse.jface.text.contentassist.ContentAssistant;
import org.eclipse.jface.text.contentassist.IContentAssistant;
import org.eclipse.jface.text.presentation.IPresentationReconciler;
import org.eclipse.jface.text.presentation.PresentationReconciler;
import org.eclipse.jface.text.rules.BufferedRuleBasedScanner;
import org.eclipse.jface.text.rules.DefaultDamagerRepairer;
import org.eclipse.jface.text.rules.Token;
import org.eclipse.jface.text.source.IAnnotationHover;
import org.eclipse.jface.text.source.ISourceViewer;
import org.eclipse.jface.text.source.SourceViewerConfiguration;
/**
* Example configuration for an <code>SourceViewer</code> which shows Java code.
*/
public class JavaSourceViewerConfiguration extends SourceViewerConfiguration {
/**
* Single token scanner.
*/
static class SingleTokenScanner extends BufferedRuleBasedScanner {
public SingleTokenScanner(TextAttribute attribute) {
setDefaultReturnToken(new Token(attribute));
}
}
/**
* Default constructor.
*/
public JavaSourceViewerConfiguration() {
}
/* (non-Javadoc)
* Method declared on SourceViewerConfiguration
*/
public IAnnotationHover getAnnotationHover(ISourceViewer sourceViewer) {
return new JavaAnnotationHover();
}
/*
* @see org.eclipse.jface.text.source.SourceViewerConfiguration#getAutoEditStrategies(org.eclipse.jface.text.source.ISourceViewer, java.lang.String)
*/
public IAutoEditStrategy[] getAutoEditStrategies(ISourceViewer sourceViewer, String contentType) {
IAutoEditStrategy strategy= (IDocument.DEFAULT_CONTENT_TYPE.equals(contentType) ? new JavaAutoIndentStrategy() : new DefaultIndentLineAutoEditStrategy());
return new IAutoEditStrategy[] { strategy };
}
/*
* @see org.eclipse.jface.text.source.SourceViewerConfiguration#getConfiguredDocumentPartitioning(org.eclipse.jface.text.source.ISourceViewer)
*/
public String getConfiguredDocumentPartitioning(ISourceViewer sourceViewer) {
return JConsolePlugin.JAVA_PARTITIONING;
}
/* (non-Javadoc)
* Method declared on SourceViewerConfiguration
*/
public String[] getConfiguredContentTypes(ISourceViewer sourceViewer) {
return new String[] { IDocument.DEFAULT_CONTENT_TYPE, JavaPartitionScanner.JAVA_DOC, JavaPartitionScanner.JAVA_MULTILINE_COMMENT };
}
/* (non-Javadoc)
* Method declared on SourceViewerConfiguration
*/
public IContentAssistant getContentAssistant(ISourceViewer sourceViewer) {
ContentAssistant assistant= new ContentAssistant();
assistant.setDocumentPartitioning(getConfiguredDocumentPartitioning(sourceViewer));
assistant.setContentAssistProcessor(new JavaCompletionProcessor(), IDocument.DEFAULT_CONTENT_TYPE);
assistant.setContentAssistProcessor(new JavaDocCompletionProcessor(), JavaPartitionScanner.JAVA_DOC);
assistant.enableAutoActivation(true);
assistant.setAutoActivationDelay(500);
assistant.setProposalPopupOrientation(IContentAssistant.PROPOSAL_OVERLAY);
assistant.setContextInformationPopupOrientation(IContentAssistant.CONTEXT_INFO_ABOVE);
assistant.setContextInformationPopupBackground(JConsolePlugin.getDefault().getJavaColorProvider().getColor(new RGB(150, 150, 0)));
return assistant;
}
/* (non-Javadoc)
* Method declared on SourceViewerConfiguration
*/
public ITextDoubleClickStrategy getDoubleClickStrategy(ISourceViewer sourceViewer, String contentType) {
return new JavaDoubleClickSelector();
}
/* (non-Javadoc)
* Method declared on SourceViewerConfiguration
*/
public String[] getIndentPrefixes(ISourceViewer sourceViewer, String contentType) {
return new String[] { "\t", " " }; //$NON-NLS-1$ //$NON-NLS-2$
}
/* (non-Javadoc)
* Method declared on SourceViewerConfiguration
*/
public IPresentationReconciler getPresentationReconciler(ISourceViewer sourceViewer) {
JavaColorProvider provider= JConsolePlugin.getDefault().getJavaColorProvider();
PresentationReconciler reconciler= new PresentationReconciler();
reconciler.setDocumentPartitioning(getConfiguredDocumentPartitioning(sourceViewer));
DefaultDamagerRepairer dr= new DefaultDamagerRepairer(JConsolePlugin.getDefault().getJavaCodeScanner());
reconciler.setDamager(dr, IDocument.DEFAULT_CONTENT_TYPE);
reconciler.setRepairer(dr, IDocument.DEFAULT_CONTENT_TYPE);
dr= new DefaultDamagerRepairer(JConsolePlugin.getDefault().getJavaDocScanner());
reconciler.setDamager(dr, JavaPartitionScanner.JAVA_DOC);
reconciler.setRepairer(dr, JavaPartitionScanner.JAVA_DOC);
dr= new DefaultDamagerRepairer(new SingleTokenScanner(new TextAttribute(provider.getColor(JavaColorProvider.MULTI_LINE_COMMENT))));
reconciler.setDamager(dr, JavaPartitionScanner.JAVA_MULTILINE_COMMENT);
reconciler.setRepairer(dr, JavaPartitionScanner.JAVA_MULTILINE_COMMENT);
return reconciler;
}
/* (non-Javadoc)
* Method declared on SourceViewerConfiguration
*/
public int getTabWidth(ISourceViewer sourceViewer) {
return 4;
}
/* (non-Javadoc)
* Method declared on SourceViewerConfiguration
*/
public ITextHover getTextHover(ISourceViewer sourceViewer, String contentType) {
return new JavaTextHover();
}
}