DD-4, DD-5, DD-6, DD-7, DD-8: WIP : Add Merchant Items panel and make it somewhat work, in a clunky sort of way

9 files changed, 621 insertions, 3 deletions

diff --git a/indra/newview/llfloateroutbox.cpp b/indra/newview/llfloateroutbox.cpp
index de96f75602..5ed72e4250 100755
--- a/indra/newview/llfloateroutbox.cpp
+++ b/indra/newview/llfloateroutbox.cpp
@@ -1,6 +1,8 @@
 /** 
  * @file llfloateroutbox.cpp
- * @brief Implementation of the merchant outbox window
+ * @brief Implementation of the merchant outbox window and of the merchant items window
+ *
+ * *TODO : Eventually, take out all the merchant outbox stuff and rename that file to llfloatermerchantitems
  *
  * $LicenseInfo:firstyear=2001&license=viewerlgpl$
  * Second Life Viewer Source Code
@@ -105,6 +107,39 @@ private:
 };
 
 ///----------------------------------------------------------------------------
+/// LLMerchantItemsAddedObserver helper class
+///----------------------------------------------------------------------------
+
+class LLMerchantItemsAddedObserver : public LLInventoryCategoryAddedObserver
+{
+public:
+	LLMerchantItemsAddedObserver(LLFloaterMerchantItems * merchant_items_floater)
+    : LLInventoryCategoryAddedObserver()
+    , mMerchantItemsFloater(merchant_items_floater)
+	{
+	}
+	
+	void done()
+	{
+		for (cat_vec_t::iterator it = mAddedCategories.begin(); it != mAddedCategories.end(); ++it)
+		{
+			LLViewerInventoryCategory* added_category = *it;
+			
+			LLFolderType::EType added_category_type = added_category->getPreferredType();
+			
+			if (added_category_type == LLFolderType::FT_MERCHANT_ITEMS)
+			{
+				mMerchantItemsFloater->initializeMarketPlace();
+			}
+		}
+	}
+	
+private:
+	LLFloaterMerchantItems *	mMerchantItemsFloater;
+};
+
+
+///----------------------------------------------------------------------------
 /// LLFloaterOutbox
 ///----------------------------------------------------------------------------
 
@@ -617,3 +652,361 @@ void LLFloaterOutbox::showNotification(const LLNotificationPtr& notification)
 	notification_handler->processNotification(notification);
 }
 
+///----------------------------------------------------------------------------
+/// LLFloaterMerchantItems
+///----------------------------------------------------------------------------
+
+LLFloaterMerchantItems::LLFloaterMerchantItems(const LLSD& key)
+: LLFloater(key)
+, mCategoriesObserver(NULL)
+, mCategoryAddedObserver(NULL)
+, mRootFolderId(LLUUID::null)
+, mInventoryPlaceholder(NULL)
+, mInventoryText(NULL)
+, mInventoryTitle(NULL)
+, mTopLevelDropZone(NULL)
+{
+}
+
+LLFloaterMerchantItems::~LLFloaterMerchantItems()
+{
+	if (mCategoriesObserver && gInventory.containsObserver(mCategoriesObserver))
+	{
+		gInventory.removeObserver(mCategoriesObserver);
+	}
+	delete mCategoriesObserver;
+	
+	if (mCategoryAddedObserver && gInventory.containsObserver(mCategoryAddedObserver))
+	{
+		gInventory.removeObserver(mCategoryAddedObserver);
+	}
+	delete mCategoryAddedObserver;
+}
+
+BOOL LLFloaterMerchantItems::postBuild()
+{
+	mInventoryPlaceholder = getChild<LLView>("merchant_items_inventory_placeholder_panel");
+	mInventoryText = mInventoryPlaceholder->getChild<LLTextBox>("merchant_items_inventory_placeholder_text");
+	mInventoryTitle = mInventoryPlaceholder->getChild<LLTextBox>("merchant_items_inventory_placeholder_title");
+
+	mTopLevelDropZone = getChild<LLPanel>("merchant_items_generic_drag_target");
+    
+	LLFocusableElement::setFocusReceivedCallback(boost::bind(&LLFloaterMerchantItems::onFocusReceived, this));
+    
+	// Observe category creation to catch merchant items creation (moot if already existing)
+	mCategoryAddedObserver = new LLMerchantItemsAddedObserver(this);
+	gInventory.addObserver(mCategoryAddedObserver);
+	
+	return TRUE;
+}
+
+void LLFloaterMerchantItems::clean()
+{
+    // Note: we cannot delete the mOutboxInventoryPanel as that point
+    // as this is called through callback observers of the panel itself.
+    // Doing so would crash rapidly.
+	
+	// Invalidate the outbox data
+    mRootFolderId.setNull();
+}
+
+void LLFloaterMerchantItems::onClose(bool app_quitting)
+{
+}
+
+void LLFloaterMerchantItems::onOpen(const LLSD& key)
+{
+	//
+	// Initialize the Market Place or go update the outbox
+	//
+	if (LLMarketplaceInventoryImporter::getInstance()->getMarketPlaceStatus() == MarketplaceStatusCodes::MARKET_PLACE_NOT_INITIALIZED)
+	{
+		initializeMarketPlace();
+	}
+	else
+	{
+		setup();
+	}
+	
+	//
+	// Update the floater view
+	//
+	updateView();
+	
+	//
+	// Trigger fetch of the contents
+	//
+	fetchContents();
+}
+
+void LLFloaterMerchantItems::onFocusReceived()
+{
+	fetchContents();
+}
+
+void LLFloaterMerchantItems::fetchContents()
+{
+	if (mRootFolderId.notNull())
+	{
+		LLInventoryModelBackgroundFetch::instance().start(mRootFolderId);
+	}
+}
+
+void LLFloaterMerchantItems::setup()
+{
+	if (LLMarketplaceInventoryImporter::getInstance()->getMarketPlaceStatus() != MarketplaceStatusCodes::MARKET_PLACE_MERCHANT)
+	{
+		// If we are *not* a merchant or we have no market place connection established yet, do nothing
+		return;
+	}
+    
+	// We are a merchant. Get the Merchant items folder, create it if needs be.
+	LLUUID outbox_id = gInventory.findCategoryUUIDForType(LLFolderType::FT_MERCHANT_ITEMS, true);
+	if (outbox_id.isNull())
+	{
+		// We should never get there unless the inventory fails badly
+		llinfos << "Merov : Inventory problem: failure to create the merchant items folder for a merchant!" << llendl;
+		llerrs << "Inventory problem: failure to create the merchant items folder for a merchant!" << llendl;
+		return;
+	}
+    
+    // Consolidate Merchant items
+    // We shouldn't have to do that but with a client/server system relying on a "well known folder" convention, things get messy and conventions get broken down eventually
+    gInventory.consolidateForType(outbox_id, LLFolderType::FT_MERCHANT_ITEMS);
+    
+    if (outbox_id == mRootFolderId)
+    {
+        llinfos << "Merov : Inventory warning: Merchant items folder already set" << llendl;
+        llwarns << "Inventory warning: Merchant items folder already set" << llendl;
+        return;
+    }
+    mRootFolderId = outbox_id;
+    
+	// No longer need to observe new category creation
+	if (mCategoryAddedObserver && gInventory.containsObserver(mCategoryAddedObserver))
+	{
+		gInventory.removeObserver(mCategoryAddedObserver);
+		delete mCategoryAddedObserver;
+		mCategoryAddedObserver = NULL;
+	}
+	llassert(!mCategoryAddedObserver);
+	
+	// Create observer for merchant items modifications : clear the old one and create a new one
+	if (mCategoriesObserver && gInventory.containsObserver(mCategoriesObserver))
+	{
+		gInventory.removeObserver(mCategoriesObserver);
+		delete mCategoriesObserver;
+	}
+    mCategoriesObserver = new LLInventoryCategoriesObserver();
+    gInventory.addObserver(mCategoriesObserver);
+    mCategoriesObserver->addCategory(mRootFolderId, boost::bind(&LLFloaterMerchantItems::onChanged, this));
+	llassert(mCategoriesObserver);
+	
+	// Set up the merchant items inventory view
+	LLInventoryPanel* inventory_panel = mInventoryPanel.get();
+    if (inventory_panel)
+    {
+        delete inventory_panel;
+    }
+    inventory_panel = LLUICtrlFactory::createFromFile<LLInventoryPanel>("panel_merchant_items_inventory.xml", mInventoryPlaceholder->getParent(), LLInventoryPanel::child_registry_t::instance());
+    mInventoryPanel = inventory_panel->getInventoryPanelHandle();
+	llassert(mInventoryPanel.get() != NULL);
+	
+	// Reshape the inventory to the proper size
+	LLRect inventory_placeholder_rect = mInventoryPlaceholder->getRect();
+	inventory_panel->setShape(inventory_placeholder_rect);
+	
+	// Set the sort order newest to oldest
+	inventory_panel->getFolderViewModel()->setSorter(LLInventoryFilter::SO_FOLDERS_BY_NAME);
+	inventory_panel->getFilter().markDefault();
+    
+	// Get the content of the merchant items folder
+	fetchContents();
+}
+
+void LLFloaterMerchantItems::initializeMarketPlace()
+{
+    // *TODO : What do we need to do really once the merchant items folder has been created?
+	//
+	// Initialize the marketplace import API
+	//
+	//LLMarketplaceInventoryImporter& importer = LLMarketplaceInventoryImporter::instance();
+	
+    //if (!importer.isInitialized())
+    //{
+        //importer.setInitializationErrorCallback(boost::bind(&LLFloaterOutbox::initializationReportError, this, _1, _2));
+        //importer.setStatusChangedCallback(boost::bind(&LLFloaterOutbox::importStatusChanged, this, _1));
+        //importer.setStatusReportCallback(boost::bind(&LLFloaterOutbox::importReportResults, this, _1, _2));
+        //importer.initialize();
+    //}
+}
+
+S32 LLFloaterMerchantItems::getFolderCount()
+{
+	if (mInventoryPanel.get() && mRootFolderId.notNull())
+	{
+        LLInventoryModel::cat_array_t * cats;
+        LLInventoryModel::item_array_t * items;
+        gInventory.getDirectDescendentsOf(mRootFolderId, cats, items);
+            
+        return (cats->count() + items->count());
+    }
+    else
+    {
+        return 0;
+    }
+}
+
+void LLFloaterMerchantItems::updateView()
+{
+	LLInventoryPanel* panel = mInventoryPanel.get();
+    
+	if (getFolderCount() > 0)
+	{
+		panel->setVisible(TRUE);
+		mInventoryPlaceholder->setVisible(FALSE);
+		mTopLevelDropZone->setVisible(TRUE);
+	}
+	else
+	{
+        if (panel)
+        {
+            panel->setVisible(FALSE);
+        }
+		
+        // Show the drop zone if there is an outbox folder
+        mTopLevelDropZone->setVisible(mRootFolderId.notNull());
+        
+        std::string text;
+        std::string title;
+        std::string tooltip;
+    
+        const LLSD& subs = getMarketplaceStringSubstitutions();
+        U32 mkt_status = LLMarketplaceInventoryImporter::getInstance()->getMarketPlaceStatus();
+    
+        // *TODO : check those messages and create better appropriate ones in strings.xml
+        if (mRootFolderId.notNull())
+        {
+            // Does the outbox needs recreation?
+            if ((panel == NULL) || !gInventory.getCategory(mRootFolderId))
+            {
+                setup();
+            }
+            // "Merchant items is empty!" message strings
+            text = LLTrans::getString("InventoryMerchantItemsNoItems", subs);
+            title = LLTrans::getString("InventoryMerchantItemsNoItemsTitle");
+            tooltip = LLTrans::getString("InventoryMerchantItemsNoItemsTooltip");
+        }
+        else if (mkt_status <= MarketplaceStatusCodes::MARKET_PLACE_INITIALIZING)
+        {
+            // "Initializing!" message strings
+            text = LLTrans::getString("InventoryOutboxInitializing", subs);
+            title = LLTrans::getString("InventoryOutboxInitializingTitle");
+            tooltip = LLTrans::getString("InventoryOutboxInitializingTooltip");
+        }
+        else if (mkt_status == MarketplaceStatusCodes::MARKET_PLACE_NOT_MERCHANT)
+        {
+            // "Not a merchant!" message strings
+            text = LLTrans::getString("InventoryOutboxNotMerchant", subs);
+            title = LLTrans::getString("InventoryOutboxNotMerchantTitle");
+            tooltip = LLTrans::getString("InventoryOutboxNotMerchantTooltip");
+        }
+        else
+        {
+            // "Errors!" message strings
+            text = LLTrans::getString("InventoryOutboxError", subs);
+            title = LLTrans::getString("InventoryOutboxErrorTitle");
+            tooltip = LLTrans::getString("InventoryOutboxErrorTooltip");
+        }
+    
+        mInventoryText->setValue(text);
+        mInventoryTitle->setValue(title);
+        mInventoryPlaceholder->getParent()->setToolTip(tooltip);
+    }
+}
+
+bool LLFloaterMerchantItems::isAccepted(EAcceptance accept)
+{
+    // *TODO : Need a bit more test on what we accept: depends of what and where...
+	return (accept >= ACCEPT_YES_COPY_SINGLE);
+}
+
+
+BOOL LLFloaterMerchantItems::handleDragAndDrop(S32 x, S32 y, MASK mask, BOOL drop,
+										EDragAndDropType cargo_type,
+										void* cargo_data,
+										EAcceptance* accept,
+										std::string& tooltip_msg)
+{
+	if ((mInventoryPanel.get() == NULL) ||
+        mRootFolderId.isNull())
+	{
+		return FALSE;
+	}
+	
+	LLView * handled_view = childrenHandleDragAndDrop(x, y, mask, drop, cargo_type, cargo_data, accept, tooltip_msg);
+	BOOL handled = (handled_view != NULL);
+    
+	// Determine if the mouse is inside the inventory panel itself or just within the floater
+	bool pointInInventoryPanel = false;
+	bool pointInInventoryPanelChild = false;
+	LLInventoryPanel* panel = mInventoryPanel.get();
+	LLFolderView* root_folder = panel->getRootFolder();
+	if (panel->getVisible())
+	{
+		S32 inv_x, inv_y;
+		localPointToOtherView(x, y, &inv_x, &inv_y, panel);
+        
+		pointInInventoryPanel = panel->getRect().pointInRect(inv_x, inv_y);
+        
+		LLView * inventory_panel_child_at_point = panel->childFromPoint(inv_x, inv_y, true);
+		pointInInventoryPanelChild = (inventory_panel_child_at_point != root_folder);
+	}
+	
+	// Pass all drag and drop for this floater to the outbox inventory control
+	if (!handled || !isAccepted(*accept))
+	{
+		// Handle the drag and drop directly to the root of the outbox if we're not in the inventory panel
+		// (otherwise the inventory panel itself will handle the drag and drop operation, without any override)
+		if (!pointInInventoryPanel)
+		{
+			handled = root_folder->handleDragAndDropToThisFolder(mask, drop, cargo_type, cargo_data, accept, tooltip_msg);
+		}
+        
+		mTopLevelDropZone->setBackgroundVisible(handled && !drop && isAccepted(*accept));
+	}
+	else
+	{
+		mTopLevelDropZone->setBackgroundVisible(!pointInInventoryPanelChild);
+	}
+	
+	return handled;
+}
+
+BOOL LLFloaterMerchantItems::handleHover(S32 x, S32 y, MASK mask)
+{
+	mTopLevelDropZone->setBackgroundVisible(FALSE);
+    
+	return LLFloater::handleHover(x, y, mask);
+}
+
+void LLFloaterMerchantItems::onMouseLeave(S32 x, S32 y, MASK mask)
+{
+	mTopLevelDropZone->setBackgroundVisible(FALSE);
+    
+	LLFloater::onMouseLeave(x, y, mask);
+}
+
+void LLFloaterMerchantItems::onChanged()
+{
+    LLViewerInventoryCategory* category = gInventory.getCategory(mRootFolderId);
+	if (mRootFolderId.notNull() && category)
+    {
+        fetchContents();
+        updateView();
+    }
+    else
+    {
+        clean();
+    }
+}
diff --git a/indra/newview/llfloateroutbox.h b/indra/newview/llfloateroutbox.h
index 40519c8fd2..b63faa860b 100755
--- a/indra/newview/llfloateroutbox.h
+++ b/indra/newview/llfloateroutbox.h
@@ -1,7 +1,8 @@
 /** 
  * @file llfloateroutbox.h
- * @brief LLFloaterOutbox
- * class definition
+ * @brief Implementation of the merchant outbox window and of the merchant items window
+ *
+ * *TODO : Eventually, take out all the merchant outbox stuff and rename that file to llfloatermerchantitems
  *
  * $LicenseInfo:firstyear=2001&license=viewerlgpl$
  * Second Life Viewer Source Code
@@ -113,4 +114,58 @@ private:
 	LLWindowShade *	mWindowShade;
 };
 
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// Class LLFloaterMerchantItems
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+class LLFloaterMerchantItems : public LLFloater
+{
+public:
+	LLFloaterMerchantItems(const LLSD& key);
+	~LLFloaterMerchantItems();
+	
+	void initializeMarketPlace();
+    
+	// virtuals
+	BOOL postBuild();
+	BOOL handleDragAndDrop(S32 x, S32 y, MASK mask, BOOL drop,
+						   EDragAndDropType cargo_type,
+						   void* cargo_data,
+						   EAcceptance* accept,
+						   std::string& tooltip_msg);
+	
+	void showNotification(const LLNotificationPtr& notification);
+    
+	BOOL handleHover(S32 x, S32 y, MASK mask);
+	void onMouseLeave(S32 x, S32 y, MASK mask);
+    
+protected:
+	void setup();
+    void clean();
+	void fetchContents();
+    
+	void onClose(bool app_quitting);
+	void onOpen(const LLSD& key);
+	void onFocusReceived();
+	void onChanged();
+    
+    bool isAccepted(EAcceptance accept);
+	
+	void updateView();
+    
+private:
+    S32 getFolderCount();
+
+	LLInventoryCategoriesObserver *		mCategoriesObserver;
+	LLInventoryCategoryAddedObserver *	mCategoryAddedObserver;
+		
+	LLView *		mInventoryPlaceholder;
+	LLTextBox *		mInventoryText;
+	LLTextBox *		mInventoryTitle;
+
+	LLUUID				mRootFolderId;
+	LLHandle<LLInventoryPanel> mInventoryPanel;
+	LLPanel *			mTopLevelDropZone;
+};
+
 #endif // LL_LLFLOATEROUTBOX_H
diff --git a/indra/newview/llinventorypanel.cpp b/indra/newview/llinventorypanel.cpp
index 81ee7ac07e..c1607fbbc0 100755
--- a/indra/newview/llinventorypanel.cpp
+++ b/indra/newview/llinventorypanel.cpp
@@ -288,6 +288,7 @@ void LLInventoryPanel::initFromParams(const LLInventoryPanel::Params& params)
 	{
 		getFilter().setFilterCategoryTypes(getFilter().getFilterCategoryTypes() & ~(1ULL << LLFolderType::FT_INBOX));
 		getFilter().setFilterCategoryTypes(getFilter().getFilterCategoryTypes() & ~(1ULL << LLFolderType::FT_OUTBOX));
+		getFilter().setFilterCategoryTypes(getFilter().getFilterCategoryTypes() & ~(1ULL << LLFolderType::FT_MERCHANT_ITEMS));
 	}
 
 	// set the filter for the empty folder if the debug setting is on
@@ -1489,5 +1490,6 @@ namespace LLInitParam
 		declare(LLFolderType::lookup(LLFolderType::FT_INBOX)            , LLFolderType::FT_INBOX);
 		declare(LLFolderType::lookup(LLFolderType::FT_OUTBOX)           , LLFolderType::FT_OUTBOX);
 		declare(LLFolderType::lookup(LLFolderType::FT_BASIC_ROOT)       , LLFolderType::FT_BASIC_ROOT);
+		declare(LLFolderType::lookup(LLFolderType::FT_MERCHANT_ITEMS)   , LLFolderType::FT_MERCHANT_ITEMS);
 	}
 }
diff --git a/indra/newview/llviewerfloaterreg.cpp b/indra/newview/llviewerfloaterreg.cpp
index a8eeddb798..f55de790d8 100755
--- a/indra/newview/llviewerfloaterreg.cpp
+++ b/indra/newview/llviewerfloaterreg.cpp
@@ -243,6 +243,7 @@ void LLViewerFloaterReg::registerFloaters()
 		LLFloaterReg::add("tex_fetch_debugger", "floater_texture_fetch_debugger.xml", (LLFloaterBuildFunc)&LLFloaterReg::build<LLFloaterTextureFetchDebugger>);
 	}
 	LLFloaterReg::add("media_settings", "floater_media_settings.xml", (LLFloaterBuildFunc)&LLFloaterReg::build<LLFloaterMediaSettings>);	
+	LLFloaterReg::add("merchant_items", "floater_merchant_items.xml", (LLFloaterBuildFunc)&LLFloaterReg::build<LLFloaterMerchantItems>);
 	LLFloaterReg::add("message_critical", "floater_critical.xml", (LLFloaterBuildFunc)&LLFloaterReg::build<LLFloaterTOS>);
 	LLFloaterReg::add("message_tos", "floater_tos.xml", (LLFloaterBuildFunc)&LLFloaterReg::build<LLFloaterTOS>);
 	LLFloaterReg::add("moveview", "floater_moveview.xml", (LLFloaterBuildFunc)&LLFloaterReg::build<LLFloaterMove>);
diff --git a/indra/newview/llviewerfoldertype.cpp b/indra/newview/llviewerfoldertype.cpp
index 991f6b40e6..413814cec0 100644
--- a/indra/newview/llviewerfoldertype.cpp
+++ b/indra/newview/llviewerfoldertype.cpp
@@ -140,6 +140,8 @@ LLViewerFolderDictionary::LLViewerFolderDictionary()
 	addEntry(LLFolderType::FT_OUTBOX, 				new ViewerFolderEntry("Merchant Outbox",		"Inv_SysOpen",			"Inv_SysClosed",		FALSE,     boxes_invisible));
 
 	addEntry(LLFolderType::FT_BASIC_ROOT, 			new ViewerFolderEntry("Basic Root",				"Inv_SysOpen",			"Inv_SysClosed",		FALSE,     true));
+
+	addEntry(LLFolderType::FT_MERCHANT_ITEMS, 		new ViewerFolderEntry("Merchant items",         "Inv_SysOpen",			"Inv_SysClosed",		FALSE,     boxes_invisible));
 		 
 	addEntry(LLFolderType::FT_NONE, 				new ViewerFolderEntry("New Folder",				"Inv_FolderOpen",		"Inv_FolderClosed",		FALSE,     false, "default"));
 
diff --git a/indra/newview/skins/default/xui/en/floater_merchant_items.xml b/indra/newview/skins/default/xui/en/floater_merchant_items.xml
new file mode 100755
index 0000000000..2e54ed2ce3
--- /dev/null
+++ b/indra/newview/skins/default/xui/en/floater_merchant_items.xml
@@ -0,0 +1,121 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<floater
+    positioning="cascading"
+    can_close="true"
+    can_resize="true"
+    height="440"
+    help_topic="floater_merchant_items"
+    min_width="300"
+    min_height="200"
+    name="floater_merchant_items"
+    save_rect="true"
+    save_visibility="false"
+    reuse_instance="true"
+    title="MERCHANT ITEMS"
+    width="333">
+  <panel
+      follows="all"
+      layout="topleft"
+      left="0"
+      top="0"
+      label=""
+      height="440"
+      width="333">
+    <panel
+        follows="all"
+        left="10"
+        bottom="370"
+        width="313"
+        top="0"
+        bg_opaque_color="InventoryBackgroundColor">
+        <panel
+            name="merchant_items_inventory_placeholder_panel"
+            follows="all"
+            layout="topleft"
+            top="0"
+            left="0"
+            width="308"
+            height="370"
+            bg_opaque_color="InventoryBackgroundColor">
+            <text
+                name="merchant_items_inventory_placeholder_title"
+                type="string"
+                follows="top|left|right"
+                layout="topleft"
+                top="10"
+                left="0"
+                width="308"
+                height="25"
+                wrap="true"
+                halign="center"
+                font="SansSerifBold">
+                Loading...
+            </text>
+            <text
+            name="merchant_items_inventory_placeholder_text"
+            type="string"
+            follows="top|left|right"
+            layout="topleft"
+            top="35"
+            left="0"
+            width="308"
+            height="130"
+            wrap="true"
+            halign="left" />
+        </panel>
+    </panel>
+    <panel
+        follows="bottom|left|right"
+        left="10"
+        bottom="435"
+        width="313"
+        top="370">
+      <panel
+          name="merchant_items_generic_drag_target"
+          mouse_opaque="false"
+          follows="all"
+          top="5"
+          left="5"
+          width="303"
+          height="25"
+          background_visible="false"
+          bg_alpha_color="EmphasisColor_35"
+          border="true"
+          bevel_style="in"
+          visible="true">
+        <text
+            type="string"
+            follows="all"
+            layout="topleft"
+            top="6"
+            height="20"
+            left="5"
+            width="293"
+            halign="center"
+            font="SansSerifMedium"
+            font_shadow="hard"
+            valign="top">
+          Drag items you want to sell
+        </text>
+      </panel>
+    </panel>
+    <layout_stack name="import_progress_indicator" orientation="vertical" left="0" height="440" top="0" width="333" follows="all" visible="false">
+      <layout_panel />
+      <layout_panel height="24" auto_resize="false">
+        <layout_stack orientation="horizontal" left="0" height="24" top="0" width="333" follows="all">
+          <layout_panel width="0" />
+          <layout_panel width="24" auto_resize="false">
+            <loading_indicator
+                height="24"
+                layout="topleft"
+                left="0"
+                top="0"
+                width="24" />
+          </layout_panel>
+          <layout_panel width="0" />
+        </layout_stack>
+      </layout_panel>
+      <layout_panel />
+    </layout_stack>
+  </panel>
+</floater>
diff --git a/indra/newview/skins/default/xui/en/menu_viewer.xml b/indra/newview/skins/default/xui/en/menu_viewer.xml
index 64de010eb5..2dc974eff1 100755
--- a/indra/newview/skins/default/xui/en/menu_viewer.xml
+++ b/indra/newview/skins/default/xui/en/menu_viewer.xml
@@ -181,6 +181,13 @@
          function="Floater.ToggleOrBringToFront"
          parameter="outbox" />
       </menu_item_call>
+        <menu_item_call
+            label="Merchant Items..."
+            name="MerchantItems">
+            <menu_item_call.on_click
+            function="Floater.ToggleOrBringToFront"
+            parameter="merchant_items" />
+        </menu_item_call>
       <menu_item_call
            label="Account dashboard..."
            name="Manage My Account">
diff --git a/indra/newview/skins/default/xui/en/panel_merchant_items_inventory.xml b/indra/newview/skins/default/xui/en/panel_merchant_items_inventory.xml
new file mode 100755
index 0000000000..a013516267
--- /dev/null
+++ b/indra/newview/skins/default/xui/en/panel_merchant_items_inventory.xml
@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="utf-8" standalone="yes" ?>
+<inventory_panel
+    name="inventory_merchant_items"
+    start_folder.name="Merchant items"
+    show_empty_message="false"
+    show_load_status="false"
+    start_folder.type="merchant"
+    follows="all" layout="topleft"
+    top="0" left="0" height="165" width="308"
+    top_pad="0"
+    bg_opaque_color="DkGray2"
+    bg_alpha_color="DkGray2"
+    background_visible="true"
+    border="false"
+    bevel_style="none"
+    show_item_link_overlays="true"
+    tool_tip="Drag and drop items here to sell them"
+    scroll.reserve_scroll_corner="false">
+      <folder folder_arrow_image="Folder_Arrow"
+              folder_indentation="8"
+              item_height="20"
+              item_top_pad="4"
+              selection_image="Rounded_Square"
+              left_pad="5"
+              icon_pad="2"
+              icon_width="16"
+              text_pad="1"
+              text_pad_right="4"
+              arrow_size="12"
+              max_folder_item_overlap="2"/>
+      <item allow_open="false"/>
+</inventory_panel>
diff --git a/indra/newview/skins/default/xui/en/strings.xml b/indra/newview/skins/default/xui/en/strings.xml
index 9300652eaa..515e912ee5 100755
--- a/indra/newview/skins/default/xui/en/strings.xml
+++ b/indra/newview/skins/default/xui/en/strings.xml
@@ -2219,6 +2219,11 @@ We are accessing your account on the [[MARKETPLACE_CREATE_STORE_URL] Marketplace
 	<string name="InventoryOutboxError">
 The [[MARKETPLACE_CREATE_STORE_URL] Marketplace store] is returning errors.
 	</string>
+	<string name="InventoryMerchantItemsNoItemsTitle">Your Merchant Items folder is empty.</string>
+	<string name="InventoryMerchantItemsNoItemsTooltip"></string>
+	<string name="InventoryMerchantItemsNoItems">
+        Drag folders to this area to list them for sale on the [[MARKETPLACE_DASHBOARD_URL] Marketplace].
+	</string>
 
 	<string name="Marketplace Error None">No errors</string>
 	<string name="Marketplace Error Not Merchant">Error: Before sending items to the Marketplace you will need to set yourself up as a merchant (free of charge).</string>