001: /*
002: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003: *
004: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005: *
006: * The contents of this file are subject to the terms of either the GNU
007: * General Public License Version 2 only ("GPL") or the Common
008: * Development and Distribution License("CDDL") (collectively, the
009: * "License"). You may not use this file except in compliance with the
010: * License. You can obtain a copy of the License at
011: * http://www.netbeans.org/cddl-gplv2.html
012: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013: * specific language governing permissions and limitations under the
014: * License. When distributing the software, include this License Header
015: * Notice in each file and include the License file at
016: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
017: * particular file as subject to the "Classpath" exception as provided
018: * by Sun in the GPL Version 2 section of the License file that
019: * accompanied this code. If applicable, add the following below the
020: * License Header, with the fields enclosed by brackets [] replaced by
021: * your own identifying information:
022: * "Portions Copyrighted [year] [name of copyright owner]"
023: *
024: * Contributor(s):
025: *
026: * The Original Software is NetBeans. The Initial Developer of the Original
027: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
028: * Microsystems, Inc. All Rights Reserved.
029: *
030: * If you wish your version of this file to be governed by only the CDDL
031: * or only the GPL Version 2, indicate your decision by adding
032: * "[Contributor] elects to include this software in this distribution
033: * under the [CDDL or GPL Version 2] license." If you do not indicate a
034: * single choice of license, a recipient has the option to distribute
035: * your version of this file under either the CDDL, the GPL Version 2 or
036: * to extend the choice of license to its licensees as provided above.
037: * However, if you add GPL Version 2 code and therefore, elected the GPL
038: * Version 2 license, then the option applies only if the new code is
039: * made subject to such option by the copyright holder.
040: */
041: package org.netbeans.modules.gsfret.editor.semantic;
042:
043: import java.awt.Color;
044: import java.util.Collection;
045: import javax.swing.text.BadLocationException;
046: import javax.swing.text.Document;
047: import org.netbeans.modules.gsf.api.ColoringAttributes;
048: import org.netbeans.modules.gsf.api.ParserResult;
049: import org.netbeans.modules.gsf.api.PositionManager;
050: import org.netbeans.modules.editor.highlights.spi.Highlight;
051: import org.netbeans.modules.gsf.Language;
052:
053: /**
054: * This file is originally from Retouche, the Java Support
055: * infrastructure in NetBeans. I have modified the file as little
056: * as possible to make merging Retouche fixes back as simple as
057: * possible.
058: *
059: *
060: * @author Jan Lahoda
061: */
062: public class Utilities {
063: private static Highlight createHighlightImpl(Language language,
064: Document doc, int startOffset, int endOffset,
065: Collection<ColoringAttributes> c, Color es) {
066: try {
067: if (startOffset > doc.getLength()
068: || endOffset > doc.getLength()) {
069: return null;
070: }
071:
072: return new HighlightImpl(language, doc, startOffset,
073: endOffset, c, es);
074: } catch (BadLocationException e) {
075: e.printStackTrace();
076: return null;
077: }
078: }
079:
080: public static Highlight createHighlight(final Language language,
081: final Document doc, final int startOffset,
082: final int endOffset,
083: final Collection<ColoringAttributes> c, final Color es) {
084: final Highlight[] result = new Highlight[1];
085:
086: doc.render(new Runnable() {
087: public void run() {
088: result[0] = createHighlightImpl(language, doc,
089: startOffset, endOffset, c, es);
090: }
091: });
092:
093: return result[0];
094: }
095:
096: private static Highlight createHighlightImpl(Language language,
097: ParserResult pr, PositionManager positions, Document doc,
098: int startOffset, int endOffset,
099: Collection<ColoringAttributes> c, Color es) {
100: try {
101: if (startOffset > doc.getLength()
102: || endOffset > doc.getLength()) {
103: return null;
104: }
105:
106: return new HighlightImpl(language, doc, startOffset,
107: endOffset, c, es);
108: } catch (BadLocationException e) {
109: e.printStackTrace();
110: return null;
111: }
112: }
113:
114: public static Highlight createHighlight(final Language language,
115: final ParserResult pr, final PositionManager positions,
116: final Document doc, final int startOffset,
117: final int endOffset,
118: final Collection<ColoringAttributes> c, final Color es) {
119: final Highlight[] result = new Highlight[1];
120:
121: doc.render(new Runnable() {
122: public void run() {
123: result[0] = createHighlightImpl(language, pr,
124: positions, doc, startOffset, endOffset, c, es);
125: }
126: });
127:
128: return result[0];
129: }
130: }
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