diff --git a/core/plugins/org.eclipse.dltk.core/model/org/eclipse/dltk/core/PreferencesDelegate.java b/core/plugins/org.eclipse.dltk.core/model/org/eclipse/dltk/core/PreferencesDelegate.java
new file mode 100644
index 0000000..20fc630
--- /dev/null
+++ b/core/plugins/org.eclipse.dltk.core/model/org/eclipse/dltk/core/PreferencesDelegate.java
@@ -0,0 +1,47 @@
+/*******************************************************************************
+ * Copyright (c) 2009 xored software, Inc.
+ *
+ * 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:
+ *     xored software, Inc. - initial API and Implementation (Alex Panchenko)
+ *******************************************************************************/
+package org.eclipse.dltk.core;
+
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.runtime.preferences.IEclipsePreferences;
+
+public class PreferencesDelegate extends PreferencesLookupDelegate implements
+		IPreferencesSaveDelegate {
+
+	/**
+	 * @param project
+	 */
+	public PreferencesDelegate(IProject project) {
+		super(project);
+	}
+
+	private IEclipsePreferences getNode(String qualifier) {
+		return getTopScopeContext().getNode(qualifier);
+	}
+
+	public void setBoolean(String qualifier, String key, boolean value) {
+		getNode(qualifier).putBoolean(key, value);
+	}
+
+	public void setInt(String qualifier, String key, int value) {
+		getNode(qualifier).putInt(key, value);
+	}
+
+	public void setString(String qualifier, String key, String value) {
+		if (value != null) {
+			getNode(qualifier).put(key, value);
+		} else {
+			getNode(qualifier).remove(key);
+		}
+	}
+
+}