+++ /dev/null
-/**********************************************************************
-Copyright (c) 2000, 2002 IBM Corp. and others.
-All rights reserved. This program and the accompanying materials
-are made available under the terms of the Common Public License v1.0
-which accompanies this distribution, and is available at
-http://www.eclipse.org/legal/cpl-v10.html
-
-Contributors:
- IBM Corporation - Initial implementation
- Klaus Hartlage - www.eclipseproject.de
-**********************************************************************/
-package net.sourceforge.phpeclipse.phpeditor.php;
-
-import java.util.ArrayList;
-import java.util.List;
-
-import net.sourceforge.phpeclipse.phpeditor.util.PHPColorProvider;
-import net.sourceforge.phpeclipse.phpeditor.util.PHPWhitespaceDetector;
-import net.sourceforge.phpeclipse.phpeditor.util.PHPWordDetector;
-import org.eclipse.jface.text.TextAttribute;
-import org.eclipse.jface.text.rules.EndOfLineRule;
-import org.eclipse.jface.text.rules.ICharacterScanner;
-import org.eclipse.jface.text.rules.IRule;
-import org.eclipse.jface.text.rules.IToken;
-import org.eclipse.jface.text.rules.IWordDetector;
-import org.eclipse.jface.text.rules.MultiLineRule;
-import org.eclipse.jface.text.rules.RuleBasedScanner;
-import org.eclipse.jface.text.rules.SingleLineRule;
-import org.eclipse.jface.text.rules.Token;
-import org.eclipse.jface.text.rules.WhitespaceRule;
-import org.eclipse.jface.text.rules.WordRule;
-
-/**
- * PHP Code Scanner
- */
-public class PHPCodeScanner extends RuleBasedScanner {
-
-
-
-
- private IToken variable;
-
- private class PHPWordRule extends WordRule {
- private StringBuffer fBuffer= new StringBuffer();
-
- public PHPWordRule(IWordDetector detector) {
- super(detector, Token.UNDEFINED);
- }
-
- public PHPWordRule(IWordDetector detector, IToken defaultToken) {
- super(detector, defaultToken);
- }
-
- public IToken evaluate(ICharacterScanner scanner) {
- int c = scanner.read();
- boolean isVariable = false;
- if (fDetector.isWordStart((char) c)) {
- if (c=='$') {
- isVariable = true;
- }
- if (fColumn == UNDEFINED || (fColumn == scanner.getColumn() - 1)) {
-
- fBuffer.setLength(0);
- do {
- fBuffer.append((char) c);
- c = scanner.read();
- } while (c != scanner.EOF && fDetector.isWordPart((char) c));
- scanner.unread();
-
- if (isVariable) {
- return variable;
- }
- IToken token = (IToken) fWords.get(fBuffer.toString());
- if (token != null)
- return token;
-
- if (fDefaultToken.isUndefined())
- unreadBuffer(scanner);
-
- return fDefaultToken;
- }
- }
-
- scanner.unread();
- return Token.UNDEFINED;
- }
- }
-
- private static String[] fgConstants = { "__LINE__", "__FILE__", "true", "false" };
- private TextAttribute fComment;
- private TextAttribute fKeyword;
- private TextAttribute fType;
- private TextAttribute fString;
- private PHPColorProvider fColorProvider;
-
- /**
- * Creates a Java code scanner
- */
- public PHPCodeScanner(PHPColorProvider provider) {
-
- IToken keyword = new Token(new TextAttribute(provider.getColor(PHPColorProvider.KEYWORD)));
- IToken type = new Token(new TextAttribute(provider.getColor(PHPColorProvider.TYPE)));
- IToken string = new Token(new TextAttribute(provider.getColor(PHPColorProvider.STRING)));
- IToken comment = new Token(new TextAttribute(provider.getColor(PHPColorProvider.SINGLE_LINE_COMMENT)));
- IToken multi_comment = new Token(new TextAttribute(provider.getColor(PHPColorProvider.MULTI_LINE_COMMENT)));
- IToken other = new Token(new TextAttribute(provider.getColor(PHPColorProvider.DEFAULT)));
-
- variable = new Token(new TextAttribute(provider.getColor(PHPColorProvider.VARIABLE)));
-
-
- List rules = new ArrayList();
-
- // Add rule for single line comments.
- rules.add(new EndOfLineRule("//", comment)); //$NON-NLS-1$
- // EndOfLineRule endOfLine = new EndOfLineRule("#", comment);
- // endOfLine.setColumnConstraint(0);
- rules.add(new EndOfLineRule("#", comment));
-
- // Add rule for strings and character constants.
- rules.add(new MultiLineRule("\"", "\"", string, '\\')); //$NON-NLS-2$ //$NON-NLS-1$
- rules.add(new SingleLineRule("'", "'", string, '\\')); //$NON-NLS-2$ //$NON-NLS-1$
-
- // rules.add(new SingleLineRule("//", "//", php_comment));
- rules.add(new MultiLineRule("/*", "*/", multi_comment));
-
- // Add generic whitespace rule.
- rules.add(new WhitespaceRule(new PHPWhitespaceDetector()));
-
- // Add word rule for keywords, types, and constants.
- PHPWordRule wordRule = new PHPWordRule(new PHPWordDetector(), other);
- for (int i = 0; i < PHPKeywords.PHP_KEYWORS.length; i++)
- wordRule.addWord(PHPKeywords.PHP_KEYWORS[i], keyword);
- for (int i = 0; i < PHPFunctionNames.FUNCTION_NAMES.length; i++)
- wordRule.addWord(PHPFunctionNames.FUNCTION_NAMES[i], type);
- for (int i = 0; i < fgConstants.length; i++)
- wordRule.addWord(fgConstants[i], type);
- rules.add(wordRule);
-
- IRule[] result = new IRule[rules.size()];
- rules.toArray(result);
- setRules(result);
- }
-}