diff -r ed1c9f64298a -r 5b9d4d8641ce trace/traceviewer/com.nokia.traceviewer/src/com/nokia/traceviewer/engine/TraceViewerDialogInterface.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/trace/traceviewer/com.nokia.traceviewer/src/com/nokia/traceviewer/engine/TraceViewerDialogInterface.java	Wed Jun 23 14:49:59 2010 +0300
@@ -0,0 +1,158 @@
+/*
+ * Copyright (c) 2007-2010 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:
+ *
+ * Interface implemented by the some view of Trace Viewer to show up and create dialogs
+ *
+ */
+package com.nokia.traceviewer.engine;
+
+/**
+ * Interface implemented by the some view of Trace Viewer to show up and create
+ * dialogs
+ * 
+ */
+public interface TraceViewerDialogInterface {
+
+	/**
+	 * Enum containing the names for TraceViewer dialogs
+	 */
+	public enum Dialog {
+
+		/**
+		 * Filter dialog
+		 */
+		FILTER,
+
+		/**
+		 * Advanced filter dialog
+		 */
+		ADVANCEDFILTER,
+
+		/**
+		 * Search dialog
+		 */
+		SEARCH,
+
+		/**
+		 * Color dialog
+		 */
+		COLOR,
+
+		/**
+		 * Count lines dialog
+		 */
+		COUNTLINES,
+
+		/**
+		 * Variable tracing dialog
+		 */
+		VARIABLETRACING,
+
+		/**
+		 * Variable Tracing history dialog
+		 */
+		VARIBLETRACINGHISTORY,
+
+		/**
+		 * Trace activation dialog
+		 */
+		TRACEACTIVATION,
+
+		/**
+		 * Log dialog
+		 */
+		LOG,
+
+		/**
+		 * Trigger dialog
+		 */
+		TRIGGER,
+
+		/**
+		 * ProgressBar dialog
+		 */
+		PROGRESSBAR;
+	}
+
+	/**
+	 * Enum containing the preference pages for TraceViewer
+	 */
+	public enum TVPreferencePage {
+
+		/**
+		 * General preference pages
+		 */
+		GENERAL,
+
+		/**
+		 * Advanced preference page
+		 */
+		ADVANCED,
+
+		/**
+		 * Configurations preference page
+		 */
+		CONFIGURATIONS,
+
+		/**
+		 * Connection preference page
+		 */
+		CONNECTION;
+	}
+
+	/**
+	 * Shows an error message
+	 * 
+	 * @param error
+	 *            error string
+	 */
+
+	public void showErrorMessage(String error);
+
+	/**
+	 * Shows an information message to user
+	 * 
+	 * @param message
+	 *            the message to show
+	 */
+	public void showInformationMessage(String message);
+
+	/**
+	 * Shows confirmation dialog with ok and cancel choices
+	 * 
+	 * @param message
+	 *            message to show
+	 * @return true if user clicked ok, false if cancel
+	 */
+	public boolean showConfirmationDialog(String message);
+
+	/**
+	 * Opens project preference page
+	 * 
+	 * @param page
+	 *            the page name
+	 * @return true if user pressed OK from the dialog, false otherwise
+	 */
+	public boolean openPreferencePage(TVPreferencePage page);
+
+	/**
+	 * Creates a TraceViewer dialog
+	 * 
+	 * @param name
+	 *            name for the dialog
+	 * @return the newly created dialog
+	 */
+	public TraceViewerDialog createDialog(Dialog name);
+}