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diff --git a/indra/newview/lloutfitslist.cpp b/indra/newview/lloutfitslist.cpp
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+/**
+ * @file lloutfitslist.cpp
+ * @brief List of agent's outfits for My Appearance side panel.
+ *
+ * $LicenseInfo:firstyear=2010&license=viewergpl$
+ *
+ * Copyright (c) 2010, Linden Research, Inc.
+ *
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ *
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ *
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ *
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ */
+
+#include "llviewerprecompiledheaders.h"
+
+#include "lloutfitslist.h"
+
+#include "llaccordionctrl.h"
+#include "llaccordionctrltab.h"
+#include "llinventoryfunctions.h"
+#include "llinventorymodel.h"
+#include "llwearableitemslist.h"
+
+static LLRegisterPanelClassWrapper<LLOutfitsList> t_outfits_list("outfits_list");
+
+LLOutfitsList::LLOutfitsList()
+	:	LLPanel()
+	,	mAccordion(NULL)
+	,	mListCommands(NULL)
+{}
+
+LLOutfitsList::~LLOutfitsList()
+{
+	if (gInventory.containsObserver(mCategoriesObserver))
+	{
+		gInventory.removeObserver(mCategoriesObserver);
+		delete mCategoriesObserver;
+	}
+
+	if (gInventory.containsObserver(this))
+	{
+		gInventory.removeObserver(this);
+	}
+}
+
+BOOL LLOutfitsList::postBuild()
+{
+	mAccordion = getChild<LLAccordionCtrl>("outfits_accordion");
+
+	mCategoriesObserver = new LLInventoryCategoriesObserver();
+	gInventory.addObserver(mCategoriesObserver);
+
+	gInventory.addObserver(this);
+
+	return TRUE;
+}
+
+//virtual
+void LLOutfitsList::changed(U32 mask)
+{
+	if (!gInventory.isInventoryUsable())
+		return;
+
+	// Start observing changes in "My Outfits" category.
+	const LLUUID outfits = gInventory.findCategoryUUIDForType(LLFolderType::FT_MY_OUTFITS);
+	mCategoriesObserver->addCategory(outfits,
+			boost::bind(&LLOutfitsList::refreshList, this, outfits));
+
+	LLViewerInventoryCategory* category = gInventory.getCategory(outfits);
+	if (!category)
+		return;
+
+	// Fetch "My Outfits" contents and refresh the list to display
+	// initially fetched items. If not all items are fetched now
+	// the observer will refresh the list as soon as the new items
+	// arrive.
+	category->fetch();
+	refreshList(outfits);
+
+	// This observer is used to start the initial outfits fetch
+	// when inventory becomes usable. It is no longer needed because
+	// "My Outfits" category is now observed by
+	// LLInventoryCategoriesObserver.
+	gInventory.removeObserver(this);
+}
+
+void LLOutfitsList::refreshList(const LLUUID& category_id)
+{
+	LLInventoryModel::cat_array_t cat_array;
+	LLInventoryModel::item_array_t item_array;
+
+	// Collect all sub-categories of a given category.
+	LLIsType is_category(LLAssetType::AT_CATEGORY);
+	gInventory.collectDescendentsIf(
+		category_id,
+		cat_array,
+		item_array,
+		LLInventoryModel::EXCLUDE_TRASH,
+		is_category);
+
+	uuid_vec_t vnew;
+
+	// Creating a vector of newly collected sub-categories UUIDs.
+	for (LLInventoryModel::cat_array_t::const_iterator iter = cat_array.begin();
+		 iter != cat_array.end();
+		 iter++)
+	{
+		vnew.push_back((*iter)->getUUID());
+	}
+
+	uuid_vec_t vcur;
+
+	// Creating a vector of currently displayed sub-categories UUIDs.
+	for (outfits_map_t::const_iterator iter = mOutfitsMap.begin();
+		 iter != mOutfitsMap.end();
+		 iter++)
+	{
+		vcur.push_back((*iter).first);
+	}
+
+	// Sorting both vectors to compare.
+	std::sort(vcur.begin(), vcur.end());
+	std::sort(vnew.begin(), vnew.end());
+
+	uuid_vec_t vadded;
+	uuid_vec_t vremoved;
+
+	uuid_vec_t::iterator it;
+	size_t maxsize = llmax(vcur.size(), vnew.size());
+	vadded.resize(maxsize);
+	vremoved.resize(maxsize);
+
+	// what to remove
+	it = set_difference(vcur.begin(), vcur.end(), vnew.begin(), vnew.end(), vremoved.begin());
+	vremoved.erase(it, vremoved.end());
+
+	// what to add
+	it = set_difference(vnew.begin(), vnew.end(), vcur.begin(), vcur.end(), vadded.begin());
+	vadded.erase(it, vadded.end());
+
+	// Handle added tabs.
+	for (uuid_vec_t::const_iterator iter = vadded.begin();
+		 iter != vadded.end();
+		 iter++)
+	{
+		const LLUUID cat_id = (*iter);
+		LLViewerInventoryCategory *cat = gInventory.getCategory(cat_id);
+		if (!cat)
+			continue;
+
+		std::string name = cat->getName();
+
+		// *TODO: create accordion tabs and lists from XML.
+		LLAccordionCtrlTab::Params params;
+		params.name(name);
+		params.title(name);
+		params.rect(LLRect(0, 0, 315, 20));
+		params.display_children(false);
+		LLAccordionCtrlTab* tab  = LLUICtrlFactory::create<LLAccordionCtrlTab>(params);
+
+		mAccordion->addCollapsibleCtrl(tab);
+
+		LLFlatListView::Params list_params;
+		LLWearableItemsList* list  = LLUICtrlFactory::create<LLWearableItemsList>(list_params);
+
+		tab->addChild(list, 0);
+		tab->setDisplayChildren(false);
+
+		// Map the new tab with outfit category UUID.
+		mOutfitsMap.insert(LLOutfitsList::outfits_map_value_t(cat_id, tab));
+
+		// Start observing the new outfit category.
+		mCategoriesObserver->addCategory(cat_id, boost::bind(&LLWearableItemsList::updateList, list, cat_id));
+
+		// Fetch the new outfit contents.
+		cat->fetch();
+
+		// Refresh the list of outfit items after fetch().
+		// Further list updates will be triggered by the category observer.
+		list->updateList(cat_id);
+	}
+
+	// Handle removed tabs.
+	for (uuid_vec_t::const_iterator iter=vremoved.begin(); iter != vremoved.end(); iter++)
+	{
+		outfits_map_t::iterator outfits_iter = mOutfitsMap.find((*iter));
+		if (outfits_iter != mOutfitsMap.end())
+		{
+			// An outfit is removed from the list. Do the following:
+			// 1. Remove outfit accordion tab from accordion.
+			mAccordion->removeCollapsibleCtrl(outfits_iter->second);
+
+			// 2. Remove outfit category from observer to stop monitoring its changes.
+			mCategoriesObserver->removeCategory(outfits_iter->first);
+
+			// 3. Remove category UUID to accordion tab mapping.
+			mOutfitsMap.erase(outfits_iter);
+		}
+	}
+
+	// Get changed items from inventory model and update outfit tabs
+	// which might have been renamed.
+	const LLInventoryModel::changed_items_t& changed_items = gInventory.getChangedIDs();
+	for (LLInventoryModel::changed_items_t::const_iterator items_iter = changed_items.begin();
+		 items_iter != changed_items.end();
+		 ++items_iter)
+	{
+		updateOutfitTab(*items_iter);
+	}
+
+	mAccordion->arrange();
+}
+
+void LLOutfitsList::updateOutfitTab(const LLUUID& category_id)
+{
+	outfits_map_t::iterator outfits_iter = mOutfitsMap.find(category_id);
+	if (outfits_iter != mOutfitsMap.end())
+	{
+		LLViewerInventoryCategory *cat = gInventory.getCategory(category_id);
+		if (!cat)
+			return;
+
+		std::string name = cat->getName();
+
+		// Update tab name with the new category name.
+		LLAccordionCtrlTab* tab = outfits_iter->second;
+		if (tab)
+		{
+			tab->setName(name);
+		}
+
+		// Update tab title with the new category name using textbox
+		// in accordion tab header.
+		LLTextBox* tab_title = tab->findChild<LLTextBox>("dd_textbox");
+		if (tab_title)
+		{
+			tab_title->setText(name);
+		}
+	}
+}
+
+void LLOutfitsList::setFilterSubString(const std::string& string)
+{
+	mFilterSubString = string;
+}
+
+// EOF