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:
042: package org.netbeans.cnd.api.lexer;
043:
044: import java.util.Collection;
045: import java.util.EnumSet;
046: import java.util.Map;
047: import org.netbeans.api.lexer.Language;
048: import org.netbeans.api.lexer.TokenId;
049: import org.netbeans.modules.cnd.lexer.CppStringLexer;
050: import org.netbeans.spi.lexer.LanguageHierarchy;
051: import org.netbeans.spi.lexer.Lexer;
052: import org.netbeans.spi.lexer.LexerRestartInfo;
053:
054: /**
055: * Token ids for C/C++ string language
056: * (embedded in C/C++ string or character literals).
057: *
058: * based on JavaStringTokenId
059: *
060: * @author Vladimir Voskresenky
061: * @version 1.00
062: */
063: public enum CppStringTokenId implements TokenId {
064:
065: TEXT("string"), //NOI18N
066: BACKSPACE("string-escape"), //NOI18N
067: ANSI_COLOR("string-escape"), //NOI18N
068: FORM_FEED("string-escape"), //NOI18N
069: NEWLINE("string-escape"), //NOI18N
070: CR("string-escape"), //NOI18N
071: TAB("string-escape"), //NOI18N
072: SINGLE_QUOTE("string-escape"), //NOI18N
073: DOUBLE_QUOTE("string-escape"), //NOI18N
074: BACKSLASH("string-escape"), //NOI18N
075: OCTAL_ESCAPE("string-escape"), //NOI18N
076: OCTAL_ESCAPE_INVALID("string-escape-invalid"), //NOI18N
077: UNICODE_ESCAPE("string-escape"), //NOI18N
078: UNICODE_ESCAPE_INVALID("string-escape-invalid"), //NOI18N
079: ESCAPE_SEQUENCE_INVALID("string-escape-invalid"); //NOI18N
080:
081: private final String primaryCategory;
082:
083: CppStringTokenId() {
084: this (null);
085: }
086:
087: CppStringTokenId(String primaryCategory) {
088: this .primaryCategory = primaryCategory;
089: }
090:
091: public String primaryCategory() {
092: return primaryCategory;
093: }
094:
095: private static final Language<CppStringTokenId> languageDouble;
096: private static final Language<CppStringTokenId> languageSingle;
097:
098: static {
099: languageDouble = new StringHierarchy(true).language();
100: languageSingle = new StringHierarchy(true).language();
101: }
102:
103: public static Language<CppStringTokenId> languageDouble() {
104: return languageDouble;
105: }
106:
107: public static Language<CppStringTokenId> languageSingle() {
108: return languageSingle;
109: }
110:
111: private static final class StringHierarchy extends
112: LanguageHierarchy<CppStringTokenId> {
113: private final boolean dblQuoted;
114:
115: public StringHierarchy(boolean doubleQuotedString) {
116: this .dblQuoted = doubleQuotedString;
117: }
118:
119: @Override
120: protected Collection<CppStringTokenId> createTokenIds() {
121: return EnumSet.allOf(CppStringTokenId.class);
122: }
123:
124: @Override
125: protected Map<String, Collection<CppStringTokenId>> createTokenCategories() {
126: return null; // no extra categories
127: }
128:
129: @Override
130: protected Lexer<CppStringTokenId> createLexer(
131: LexerRestartInfo<CppStringTokenId> info) {
132: return new CppStringLexer(info, this .dblQuoted);
133: }
134:
135: @Override
136: protected String mimeType() {
137: return this .dblQuoted ? "text/x-cpp-string-double"
138: : "text/x-cpp-string-single"; //NOI18N
139: }
140: }
141: }
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