X-Git-Url: http://git.phpeclipse.com

diff --git a/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpdt/ui/text/PHPStringDQCodeScanner.java b/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpdt/ui/text/PHPStringDQCodeScanner.java
new file mode 100644
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--- /dev/null
+++ b/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpdt/ui/text/PHPStringDQCodeScanner.java
@@ -0,0 +1,125 @@
+/**********************************************************************
+ 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
+ **********************************************************************/
+package net.sourceforge.phpdt.ui.text;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import net.sourceforge.phpdt.internal.ui.text.AbstractJavaScanner;
+import net.sourceforge.phpeclipse.IPreferenceConstants;
+import net.sourceforge.phpeclipse.phpeditor.util.PHPVariableDetector;
+
+import org.eclipse.jface.preference.IPreferenceStore;
+import org.eclipse.jface.text.IDocument;
+import org.eclipse.jface.text.rules.ICharacterScanner;
+import org.eclipse.jface.text.rules.IToken;
+import org.eclipse.jface.text.rules.IWordDetector;
+import org.eclipse.jface.text.rules.Token;
+import org.eclipse.jface.text.rules.WordRule;
+
+/**
+ * A rule based PHPDoc scanner.
+ */
+public final class PHPStringDQCodeScanner extends AbstractJavaScanner {
+
+	private static String[] fgTokenProperties = {
+			IPreferenceConstants.PHP_STRING_DQ,
+			IPreferenceConstants.PHP_VARIABLE,
+			IPreferenceConstants.PHP_VARIABLE_DOLLAR };
+
+	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 isUnderscore = false;
+			if (fDetector.isWordStart((char) c)) {
+				if (fColumn == UNDEFINED
+						|| (fColumn == scanner.getColumn() - 1)) {
+
+					fBuffer.setLength(0);
+					fBuffer.append((char) c);
+					c = scanner.read();
+					if (c == '_') {
+						isUnderscore = true;
+					}
+					while (c != ICharacterScanner.EOF
+							&& fDetector.isWordPart((char) c)) {
+						fBuffer.append((char) c);
+						c = scanner.read();
+						// hack for coloring object elements with variable color
+						// instead of string color
+						if (c == '-') {
+							int c2 = scanner.read();
+							if (c2 == '>') {
+								fBuffer.append(c);
+								fBuffer.append(c2);
+								c = scanner.read();
+							} else {
+								scanner.unread();
+							}
+						}
+						// hack end
+					}
+					scanner.unread();
+					if (isUnderscore) {
+						return getToken(IPreferenceConstants.PHP_VARIABLE_DOLLAR);
+					}
+					return getToken(IPreferenceConstants.PHP_VARIABLE);
+				}
+			}
+
+			scanner.unread();
+			return Token.UNDEFINED;
+		}
+	}
+
+	public PHPStringDQCodeScanner(IColorManager manager, IPreferenceStore store) {
+		super(manager, store);
+		initialize();
+	}
+
+	public IDocument getDocument() {
+		return fDocument;
+	}
+
+	/*
+	 * @see AbstractJavaScanner#getTokenProperties()
+	 */
+	protected String[] getTokenProperties() {
+		return fgTokenProperties;
+	}
+
+	/*
+	 * @see AbstractJavaScanner#createRules()
+	 */
+	protected List createRules() {
+
+		List list = new ArrayList();
+
+		// Add rule for tags.
+		Token token = getToken(IPreferenceConstants.PHP_STRING_DQ);
+		PHPWordRule wordRule = new PHPWordRule(new PHPVariableDetector(), token);
+
+		list.add(wordRule);
+
+		setDefaultReturnToken(getToken(IPreferenceConstants.PHP_STRING_DQ));
+		return list;
+	}
+}