--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/trace/tracebuilder/com.nokia.tracebuilder.view/src/com/nokia/tracebuilder/view/TraceLocationListWrapper.java	Wed Jun 23 14:35:40 2010 +0300
@@ -0,0 +1,178 @@
+/*
+* 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:
+*
+* Wrapper for TraceLocationList
+*
+*/
+package com.nokia.tracebuilder.view;
+
+import java.util.Iterator;
+
+import com.nokia.tracebuilder.engine.LocationProperties;
+import com.nokia.tracebuilder.engine.TraceLocation;
+import com.nokia.tracebuilder.engine.TraceLocationList;
+import com.nokia.tracebuilder.engine.TraceLocationListListener;
+
+/**
+ * Wrapper for TraceLocationList
+ * 
+ */
+final class TraceLocationListWrapper extends ListWrapper implements
+		TraceLocationListListener {
+
+	/**
+	 * Location list
+	 */
+	private TraceLocationList locationList;
+
+	/**
+	 * Constructor
+	 * 
+	 * @param list
+	 *            the location list
+	 * @param parent
+	 *            the parent wrapper
+	 * @param updater
+	 *            the update notifier
+	 */
+	TraceLocationListWrapper(TraceLocationList list, WrapperBase parent,
+			WrapperUpdater updater) {
+		super(parent, updater);
+		this.locationList = list;
+		createChildren();
+		locationList.addLocationListListener(this);
+	}
+
+	/**
+	 * Creates the location wrappers
+	 */
+	private void createChildren() {
+		for (LocationProperties loc : locationList) {
+			TraceLocationWrapper wrapper = new TraceLocationWrapper(
+					(TraceLocation) loc, this, getUpdater());
+			add(wrapper);
+		}
+	}
+
+	/**
+	 * Gets the location list
+	 * 
+	 * @return the location list
+	 */
+	TraceLocationList getLocationList() {
+		return locationList;
+	}
+
+	/**
+	 * Updates the location list
+	 * 
+	 * @param list
+	 *            the new location list
+	 */
+	void updateLocationList(TraceLocationList list) {
+		if (locationList != null) {
+			locationList.removeLocationListListener(this);
+		}
+		clear();
+		locationList = list;
+		if (locationList != null) {
+			locationList.addLocationListListener(this);
+			createChildren();
+		}
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see com.nokia.tracebuilder.view.ListWrapper#delete()
+	 */
+	@Override
+	void delete() {
+		super.delete();
+		if (locationList != null) {
+			locationList.removeLocationListListener(this);
+		}
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see com.nokia.tracebuilder.engine.TraceLocationListListener#
+	 *      locationAdded(com.nokia.tracebuilder.engine.TraceLocation)
+	 */
+	public void locationAdded(TraceLocation location) {
+		TraceLocationWrapper wrapper = new TraceLocationWrapper(location, this,
+				getUpdater());
+		boolean inView = false;
+		boolean hidden = false;
+		if (!hasChildren()) {
+			hidden = true;
+		}
+		// If one of the existing locations is shown in view, or there are no
+		// existing locations the new one is also marked as shown in view
+		if (isInView()) {
+			if (hasChildren()) {
+				Iterator<WrapperBase> itr = getVisibleWrappers();
+				if (itr.next().isInView()) {
+					inView = true;
+				}
+			} else {
+				inView = true;
+			}
+		}
+		add(wrapper);
+		wrapper.setInView(inView);
+		if (hidden) {
+			WrapperBase parent = getParent();
+			if (parent instanceof TraceWrapper) {
+				((TraceWrapper) parent).showLocationList();
+				getUpdater().queueUpdate(parent);
+			} else if (parent instanceof TraceLocationListsWrapper) {
+				WrapperBase update = ((TraceLocationListsWrapper) parent)
+						.showLocationList(this);
+				getUpdater().queueUpdate(update);
+			}
+		} else {
+			getUpdater().queueUpdate(this);
+		}
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see com.nokia.tracebuilder.engine.TraceLocationListListener#
+	 *      locationRemoved(com.nokia.tracebuilder.engine.TraceLocation)
+	 */
+	public void locationRemoved(TraceLocation location) {
+		TraceLocationWrapper wrapper = (TraceLocationWrapper) location
+				.getProperties().getViewReference();
+		remove(wrapper);
+		// Forces a full validity check
+		if (!hasChildren()) {
+			WrapperBase parent = getParent();
+			if (parent instanceof TraceWrapper) {
+				((TraceWrapper) parent).hideLocationList();
+				getUpdater().queueUpdate(parent);
+			} else if (parent instanceof TraceLocationListsWrapper) {
+				WrapperBase update = ((TraceLocationListsWrapper) parent)
+						.hideLocationList(this);
+				getUpdater().queueUpdate(update);
+			}
+		} else {
+			getUpdater().queueUpdate(this);
+		}
+	}
+
+}