/*******************************************************************************
* Copyright (c) 2008, 2011 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:
* Bruno Medeiros - initial API and implementation
*******************************************************************************/
package mmrnmhrm.ui.text;
import static melnorme.utilbox.core.CoreUtil.array;
import java.util.ArrayList;
import java.util.List;
import melnorme.lang.ide.ui.text.coloring.AbstractLangScanner;
import org.eclipse.cdt.ui.text.ITokenStoreFactory;
import org.eclipse.jface.text.rules.IRule;
import org.eclipse.jface.text.rules.IToken;
import org.eclipse.jface.text.rules.WhitespaceRule;
import org.eclipse.jface.text.rules.WordRule;
import dtool.parser.DeeTokenHelper;
import dtool.parser.DeeTokens;
public class DeeCodeScanner extends AbstractLangScanner {
public static String COLOR_TOKENS__PROPERTY_KEYS[] = new String[] {
DeeColorPreferences.DEFAULT.key,
DeeColorPreferences.KEYWORDS.key,
DeeColorPreferences.BASICTYPES.key,
DeeColorPreferences.ANNOTATIONS.key,
DeeColorPreferences.LITERALS.key,
DeeColorPreferences.OPERATORS.key,
};
public DeeCodeScanner(ITokenStoreFactory factory) {
super(factory.createTokenStore(COLOR_TOKENS__PROPERTY_KEYS));
setRules(createRules());
}
protected List<IRule> createRules() {
List<IRule> rules = new ArrayList<IRule>();
// Add generic whitespace rule.
rules.add(new WhitespaceRule(new LangWhitespaceDetector()));
IToken tkDefault = getToken(DeeColorPreferences.DEFAULT.key);
IToken tkKeyword = getToken(DeeColorPreferences.KEYWORDS.key);
IToken tkBasics = getToken(DeeColorPreferences.BASICTYPES.key);
IToken tkLiterals = getToken(DeeColorPreferences.LITERALS.key);
// IToken tkOperators = getToken(DeeColorConstants.DEE_OPERATORS);
// Add word rule for keywords, types, and constants.
WordRule wordRule = new WordRule(new JavaWordDetector(), tkDefault);
addWordsFromTokens(wordRule, DeeTokenHelper.keyWords_control, tkKeyword);
addWordsFromTokens(wordRule, DeeTokenHelper.keyWords_nativeTypes, tkBasics);
addWordsFromTokens(wordRule, DeeTokenHelper.keyWords_literalValues, tkLiterals);
rules.add(wordRule);
// These need special treament because of the '!' character
rules.add(new FullPatternRule(tkKeyword, array("!in", "!is"), new JavaWordDetector()));
IToken tkAnnotation = getToken(DeeColorPreferences.ANNOTATIONS.key);
WordRule annotationsRule = new WordRule(new AnnotationsWordDetector(), tkAnnotation);
rules.add(annotationsRule);
setDefaultReturnToken(tkDefault);
return rules;
}
protected void addWordsFromTokens(WordRule wordRule, List<DeeTokens> tokenTypes, IToken token) {
for (DeeTokens type : tokenTypes) {
wordRule.addWord(type.getSourceValue(), token);
}
}
public static class AnnotationsWordDetector extends JavaWordDetector {
@Override
public boolean isWordStart(char character) {
return character == '@';
}
}
}