diff -r ed1c9f64298a -r 5b9d4d8641ce trace/traceviewer/com.nokia.traceviewer/src/com/nokia/traceviewer/action/LogOpenLogAction.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/trace/traceviewer/com.nokia.traceviewer/src/com/nokia/traceviewer/action/LogOpenLogAction.java	Wed Jun 23 14:49:59 2010 +0300
@@ -0,0 +1,172 @@
+/*
+ * 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:
+ *
+ * Handler for open log command
+ *
+ */
+package com.nokia.traceviewer.action;
+
+import java.io.File;
+import java.net.URL;
+
+import org.eclipse.jface.resource.ImageDescriptor;
+import org.eclipse.ui.PlatformUI;
+
+import com.nokia.traceviewer.TraceViewerHelpContextIDs;
+import com.nokia.traceviewer.TraceViewerPlugin;
+import com.nokia.traceviewer.engine.TraceProvider;
+import com.nokia.traceviewer.engine.TraceViewerGlobals;
+import com.nokia.traceviewer.engine.preferences.PreferenceConstants;
+
+/**
+ * Handler for open log command
+ * 
+ */
+final class LogOpenLogAction extends TraceViewerAction {
+
+	/**
+	 * Filters in plain text open file dialog
+	 */
+	private static final String[] FILTER_NAMES = { Messages
+			.getString("LogOpenLogAction.FilterNames") }; //$NON-NLS-1$
+
+	/**
+	 * Extension filters in plain text open file dialog
+	 */
+	private static final String[] FILTER_EXTS = { "*.bin;*.txt", "*.*" }; //$NON-NLS-1$ //$NON-NLS-2$
+
+	/**
+	 * Image for the action
+	 */
+	private static ImageDescriptor image;
+
+	static {
+		URL url = null;
+		url = TraceViewerPlugin.getDefault().getBundle().getEntry(
+				"/icons/logopen.gif"); //$NON-NLS-1$
+		image = ImageDescriptor.createFromURL(url);
+	}
+
+	/**
+	 * Constructor
+	 */
+	LogOpenLogAction() {
+		setText(Messages.getString("LogOpenLogAction.Title")); //$NON-NLS-1$
+		setToolTipText(Messages.getString("LogOpenLogAction.Tooltip")); //$NON-NLS-1$
+		setImageDescriptor(image);
+		setActionDefinitionId("com.nokia.traceviewer.command.open_log"); //$NON-NLS-1$
+
+		// Set help
+		PlatformUI.getWorkbench().getHelpSystem().setHelp(this,
+				TraceViewerHelpContextIDs.LOGGING);
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see com.nokia.traceviewer.action.TraceViewerAction#doRun()
+	 */
+	@Override
+	protected void doRun() {
+		TraceViewerGlobals.postUiEvent("LogOpenLogAction", "1"); //$NON-NLS-1$ //$NON-NLS-2$
+
+		// Bring up a file selection dialog
+		String[] files = TraceViewerActionUtils.openFileDialog(FILTER_NAMES,
+				FILTER_EXTS, null, null, false, true);
+
+		// Check if a file was selected
+		if (files != null && files.length > 0) {
+			String fileName = files[0];
+
+			// Check if file exists or give an error
+			File file = new File(fileName);
+			if (file.exists()) {
+
+				boolean binary = true;
+
+				// Check extension
+				if (file.getName().endsWith(".txt")) { //$NON-NLS-1$
+					binary = false;
+				} else {
+
+					// Check if format seems to match
+					checkIfDataFormatMatches(fileName);
+				}
+
+				// Tell the Logger to open the file
+				TraceViewerGlobals.getTraceViewer().getDataProcessorAccess()
+						.getLogger().openLogFile(fileName, binary);
+
+				// Update view
+				TraceViewerGlobals.getTraceViewer().getView().updateViewName();
+			} else {
+				String msg = Messages
+						.getString("LogOpenLogAction.FileDoesntExist"); //$NON-NLS-1$
+				TraceViewerGlobals.getTraceViewer().getDialogs()
+						.showErrorMessage(msg);
+			}
+		}
+		TraceViewerGlobals.postUiEvent("LogOpenLogAction", "0"); //$NON-NLS-1$ //$NON-NLS-2$
+	}
+
+	/**
+	 * Checks if the data format matches and asks user to change it if not
+	 * 
+	 * @param fileName
+	 *            file name
+	 */
+	private void checkIfDataFormatMatches(String fileName) {
+		boolean dataMatches = TraceViewerGlobals.getTraceProvider()
+				.checkIfFileFormatMatches(fileName);
+
+		if (!dataMatches) {
+
+			// Try with other TraceProviders
+			for (int i = 0; i < TraceViewerGlobals.getListOfTraceProviders()
+					.size(); i++) {
+				TraceProvider provider = TraceViewerGlobals
+						.getListOfTraceProviders().get(i);
+
+				// Don't try with the one that is in use
+				if (!provider.getName().equals(
+						TraceViewerGlobals.getTraceProvider().getName())) {
+
+					// Check if data format seems to match
+					if (provider.checkIfFileFormatMatches(fileName)) {
+						String msg1 = Messages
+								.getString("LogOpenLogAction.ChangeDataFormatMsg1"); //$NON-NLS-1$
+						String msg2 = Messages
+								.getString("LogOpenLogAction.ChangeDataFormatMsg2"); //$NON-NLS-1$
+
+						// Ask user if he wants to change data format
+						boolean change = TraceViewerGlobals.getTraceViewer()
+								.getDialogs().showConfirmationDialog(
+										msg1 + provider.getName() + msg2);
+
+						// Change data format
+						if (change) {
+							TraceViewerPlugin.getDefault().getPreferenceStore()
+									.setValue(PreferenceConstants.DATA_FORMAT,
+											provider.getName());
+							TraceViewerGlobals
+									.setTraceProvider(provider, false);
+							break;
+						}
+					}
+				}
+			}
+		}
+	}
+}