diff -r 14dc2103a631 -r ed1c9f64298a trace/tracebuilder/com.nokia.tracebuilder.view/src/com/nokia/tracebuilder/preferences/ConfigurationImpl.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/trace/tracebuilder/com.nokia.tracebuilder.view/src/com/nokia/tracebuilder/preferences/ConfigurationImpl.java	Wed Jun 23 14:35:40 2010 +0300
@@ -0,0 +1,190 @@
+/*
+* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). 
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+*
+* Configuration interface implementation
+*
+*/
+package com.nokia.tracebuilder.preferences;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+
+import org.eclipse.jface.preference.IPreferenceStore;
+import org.eclipse.jface.util.IPropertyChangeListener;
+import org.eclipse.jface.util.PropertyChangeEvent;
+
+import com.nokia.tracebuilder.engine.TraceBuilderConfiguration;
+import com.nokia.tracebuilder.engine.TraceBuilderConfigurationListener;
+import com.nokia.tracebuilder.view.TraceViewPlugin;
+
+/**
+ * Configuration interface implementation
+ * 
+ */
+public final class ConfigurationImpl implements TraceBuilderConfiguration {
+
+	/**
+	 * UI preferences
+	 */
+	private IPreferenceStore uiPreferences;
+
+	/**
+	 * List of configuration listeners
+	 */
+	private ArrayList<TraceBuilderConfigurationListener> configurationListeners;
+
+	/**
+	 * Property change listener for preferences
+	 */
+	private IPropertyChangeListener propertyChangeListener = new IPropertyChangeListener() {
+
+		/*
+		 * (non-Javadoc)
+		 * 
+		 * @see org.eclipse.jface.util.IPropertyChangeListener#
+		 *      propertyChange(org.eclipse.jface.util.PropertyChangeEvent)
+		 */
+		public void propertyChange(PropertyChangeEvent event) {
+			if (configurationListeners != null) {
+				Iterator<TraceBuilderConfigurationListener> itr = configurationListeners
+						.iterator();
+				while (itr.hasNext()) {
+					itr.next().configurationChanged(event.getProperty(),
+							event.getNewValue());
+				}
+			}
+		}
+	};
+
+	/**
+	 * Constructor
+	 */
+	public ConfigurationImpl() {
+		uiPreferences = TraceViewPlugin.getDefault().getPreferenceStore();
+		setDefaults();
+		uiPreferences.addPropertyChangeListener(propertyChangeListener);
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see com.nokia.tracebuilder.engine.TraceBuilderConfiguration#hasEntry(java.lang.String)
+	 */
+	public boolean hasEntry(String entryName) {
+		return uiPreferences.contains(entryName);
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see com.nokia.tracebuilder.engine.TraceBuilderConfiguration#setFlag(java.lang.String,
+	 *      boolean)
+	 */
+
+	public void setFlag(String flagName, boolean flag) {
+		uiPreferences.setValue(flagName, flag);
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see com.nokia.tracebuilder.engine.TraceBuilderConfiguration#getFlag(java.lang.String)
+	 */
+	public boolean getFlag(String flagName) {
+		return uiPreferences.getBoolean(flagName);
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see com.nokia.tracebuilder.engine.TraceBuilderConfiguration#setValue(java.lang.String,
+	 *      int)
+	 */
+	public void setValue(String valueName, int value) {
+		uiPreferences.setValue(valueName, value);
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see com.nokia.tracebuilder.engine.TraceBuilderConfiguration#getValue(java.lang.String)
+	 */
+	public int getValue(String valueName) {
+		return uiPreferences.getInt(valueName);
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see com.nokia.tracebuilder.engine.TraceBuilderConfiguration#setText(java.lang.String,
+	 *      java.lang.String)
+	 */
+	public void setText(String textName, String text) {
+		uiPreferences.setValue(textName, text);
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see com.nokia.tracebuilder.engine.TraceBuilderConfiguration#getText(java.lang.String)
+	 */
+	public String getText(String textName) {
+		return uiPreferences.getString(textName);
+	}
+
+	/**
+	 * Sets default values for configuration entries not found from
+	 * configuration file
+	 */
+	private void setDefaults() {
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see com.nokia.tracebuilder.engine.TraceBuilderConfiguration#
+	 *      addConfigurationListener(com.nokia.tracebuilder.engine.TraceBuilderConfigurationListener)
+	 */
+	public void addConfigurationListener(
+			TraceBuilderConfigurationListener configurationListener) {
+		if (configurationListeners == null) {
+			configurationListeners = new ArrayList<TraceBuilderConfigurationListener>();
+		}
+		configurationListeners.add(configurationListener);
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see com.nokia.tracebuilder.engine.TraceBuilderConfiguration#
+	 *      removeConfigurationListener(com.nokia.tracebuilder.engine.TraceBuilderConfigurationListener)
+	 */
+	public void removeConfigurationListener(
+			TraceBuilderConfigurationListener configurationListener) {
+		if (configurationListeners != null) {
+			configurationListeners.remove(configurationListener);
+		}
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see com.nokia.tracebuilder.engine.TraceBuilderConfiguration#isAvailable()
+	 */
+	public boolean isAvailable() {
+		return true;
+	}
+
+}
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