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// Copyright (c) 2009 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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package org.chromium.debug.ui.editors;
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import org.eclipse.jface.text.IDocument;
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import org.eclipse.jface.text.ITextHover;
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import org.eclipse.jface.text.TextAttribute;
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import org.eclipse.jface.text.presentation.IPresentationReconciler;
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import org.eclipse.jface.text.presentation.PresentationReconciler;
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import org.eclipse.jface.text.rules.BufferedRuleBasedScanner;
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import org.eclipse.jface.text.rules.DefaultDamagerRepairer;
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import org.eclipse.jface.text.rules.Token;
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import org.eclipse.jface.text.source.ISourceViewer;
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import org.eclipse.ui.editors.text.TextSourceViewerConfiguration;
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/**
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* A JavaScript source viewer configuration.
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*/
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public class JsSourceViewerConfiguration extends TextSourceViewerConfiguration {
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private static class MultilineCommentScanner extends BufferedRuleBasedScanner {
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public MultilineCommentScanner(TextAttribute attr) {
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setDefaultReturnToken(new Token(attr));
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}
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}
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private static final String[] CONTENT_TYPES = new String[] {
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IDocument.DEFAULT_CONTENT_TYPE,
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JsPartitionScanner.JSDOC,
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JsPartitionScanner.MULTILINE_COMMENT
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};
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private final JsCodeScanner scanner = new JsCodeScanner();
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@Override
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public ITextHover getTextHover(ISourceViewer sourceViewer, String contentType) {
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return new JsDebugTextHover();
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}
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@Override
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public IPresentationReconciler getPresentationReconciler(ISourceViewer sourceViewer) {
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PresentationReconciler pr = new PresentationReconciler();
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pr.setDocumentPartitioning(getConfiguredDocumentPartitioning(sourceViewer));
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setDamagerRepairer(pr, new DefaultDamagerRepairer(scanner), IDocument.DEFAULT_CONTENT_TYPE);
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setDamagerRepairer(
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pr, new DefaultDamagerRepairer(new MultilineCommentScanner(scanner.getCommentAttribute())),
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JsPartitionScanner.MULTILINE_COMMENT);
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setDamagerRepairer(
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pr, new DefaultDamagerRepairer(new MultilineCommentScanner(scanner.getJsDocAttribute())),
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JsPartitionScanner.JSDOC);
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return pr;
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}
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private void setDamagerRepairer(
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PresentationReconciler pr,
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DefaultDamagerRepairer damagerRepairer,
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String tokenType) {
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pr.setDamager(damagerRepairer, tokenType);
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pr.setRepairer(damagerRepairer, tokenType);
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}
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@Override
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public String[] getConfiguredContentTypes(ISourceViewer sourceViewer) {
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return CONTENT_TYPES;
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}
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}
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