8 files changed, 50 insertions, 37 deletions

diff --git a/indra/newview/llfilteredwearablelist.cpp b/indra/newview/llfilteredwearablelist.cpp
index 28e159421c..306fa5ad6d 100644
--- a/indra/newview/llfilteredwearablelist.cpp
+++ b/indra/newview/llfilteredwearablelist.cpp
@@ -54,6 +54,15 @@ LLFilteredWearableListManager::~LLFilteredWearableListManager()
 
 void LLFilteredWearableListManager::changed(U32 mask)
 {
+	if (LLInventoryObserver::CALLING_CARD == mask
+			|| LLInventoryObserver::GESTURE == mask
+			|| LLInventoryObserver::SORT == mask
+			)
+	{
+		// skip non-related changes
+		return;
+	}
+
 	if(!gInventory.isInventoryUsable())
 	{
 		return;
diff --git a/indra/newview/llinventorymodelbackgroundfetch.cpp b/indra/newview/llinventorymodelbackgroundfetch.cpp
index 0ff6ab2644..b4f0947b2c 100644
--- a/indra/newview/llinventorymodelbackgroundfetch.cpp
+++ b/indra/newview/llinventorymodelbackgroundfetch.cpp
@@ -112,6 +112,8 @@ void LLInventoryModelBackgroundFetch::start(const LLUUID& cat_id, BOOL recursive
 {
 	if (!mAllFoldersFetched)
 	{
+		LL_DEBUGS("InventoryFetch") << "Start fetching category: " << cat_id << ", recursive: " << recursive << LL_ENDL;
+
 		mBackgroundFetchActive = TRUE;
 		if (cat_id.isNull())
 		{
diff --git a/indra/newview/llinventoryobserver.cpp b/indra/newview/llinventoryobserver.cpp
index 8557548887..d2b402fe14 100644
--- a/indra/newview/llinventoryobserver.cpp
+++ b/indra/newview/llinventoryobserver.cpp
@@ -68,7 +68,7 @@
 // you're fetching an item and a notification gets triggered because
 // you renamed some other item).  This counter is to specify how many
 // notification to wait for before giving up.
-static const U32 MAX_NUM_NOTIFICATIONS_TO_PROCESS = 20;
+static const U32 MAX_NUM_NOTIFICATIONS_TO_PROCESS = 127;
 
 LLInventoryObserver::LLInventoryObserver()
 {
diff --git a/indra/newview/lloutfitslist.cpp b/indra/newview/lloutfitslist.cpp
index 94bf2f4c7a..77db280487 100644
--- a/indra/newview/lloutfitslist.cpp
+++ b/indra/newview/lloutfitslist.cpp
@@ -137,11 +137,9 @@ LLOutfitsList::LLOutfitsList()
 	:	LLPanel()
 	,	mAccordion(NULL)
 	,	mListCommands(NULL)
+	,	mIsInitialized(false)
 {
 	mCategoriesObserver = new LLInventoryCategoriesObserver();
-	gInventory.addObserver(mCategoriesObserver);
-
-	gInventory.addObserver(this);
 
 	mOutfitMenu = new OutfitContextMenu();
 }
@@ -155,11 +153,6 @@ LLOutfitsList::~LLOutfitsList()
 		gInventory.removeObserver(mCategoriesObserver);
 		delete mCategoriesObserver;
 	}
-
-	if (gInventory.containsObserver(this))
-	{
-		gInventory.removeObserver(this);
-	}
 }
 
 BOOL LLOutfitsList::postBuild()
@@ -170,32 +163,36 @@ BOOL LLOutfitsList::postBuild()
 }
 
 //virtual
-void LLOutfitsList::changed(U32 mask)
+void LLOutfitsList::onOpen(const LLSD& /*info*/)
 {
-	if (!gInventory.isInventoryUsable())
-		return;
+	if (!mIsInitialized)
+	{
+		// *TODO: I'm not sure is this check necessary but it never match while developing.
+		if (!gInventory.isInventoryUsable())
+			return;
 
-	const LLUUID outfits = gInventory.findCategoryUUIDForType(LLFolderType::FT_MY_OUTFITS);
-	LLViewerInventoryCategory* category = gInventory.getCategory(outfits);
-	if (!category)
-		return;
+		const LLUUID outfits = gInventory.findCategoryUUIDForType(LLFolderType::FT_MY_OUTFITS);
+
+		// *TODO: I'm not sure is this check necessary but it never match while developing.
+		LLViewerInventoryCategory* category = gInventory.getCategory(outfits);
+		if (!category)
+			return;
+
+		gInventory.addObserver(mCategoriesObserver);
 
-	// Start observing changes in "My Outfits" category.
-	mCategoriesObserver->addCategory(outfits,
+		// Start observing changes in "My Outfits" category.
+		mCategoriesObserver->addCategory(outfits,
 			boost::bind(&LLOutfitsList::refreshList, this, outfits));
 
-	// 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);
+		// 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);
+
+		mIsInitialized = true;
+	}
 }
 
 void LLOutfitsList::refreshList(const LLUUID& category_id)
diff --git a/indra/newview/lloutfitslist.h b/indra/newview/lloutfitslist.h
index 4784ee777b..44f6ec908b 100644
--- a/indra/newview/lloutfitslist.h
+++ b/indra/newview/lloutfitslist.h
@@ -49,12 +49,10 @@ class LLListContextMenu;
  * A list of agents's outfits from "My Outfits" inventory category
  * which displays each outfit in an accordion tab with a flat list
  * of items inside it.
- * Uses LLInventoryCategoriesObserver to monitor changes to "My Outfits"
- * inventory category and refresh the outfits listed in it.
- * This class is derived from LLInventoryObserver to know when inventory
- * becomes usable and it is safe to request data from inventory model.
+ *
+ * Starts fetching nevessary inventory content on first openning.
  */
-class LLOutfitsList : public LLPanel, public LLInventoryObserver
+class LLOutfitsList : public LLPanel
 {
 public:
 	LLOutfitsList();
@@ -62,7 +60,7 @@ public:
 
 	/*virtual*/ BOOL postBuild();
 
-	/*virtual*/ void changed(U32 mask);
+	/*virtual*/ void onOpen(const LLSD& info);
 
 	void refreshList(const LLUUID& category_id);
 
@@ -132,6 +130,8 @@ private:
 	outfits_map_t					mOutfitsMap;
 
 	LLListContextMenu*			mOutfitMenu;
+
+	bool							mIsInitialized;
 };
 
 #endif //LL_LLOUTFITSLIST_H
diff --git a/indra/newview/llpaneloutfitedit.cpp b/indra/newview/llpaneloutfitedit.cpp
index 42de6d1ef4..4982e98f8e 100644
--- a/indra/newview/llpaneloutfitedit.cpp
+++ b/indra/newview/llpaneloutfitedit.cpp
@@ -375,7 +375,6 @@ BOOL LLPanelOutfitEdit::postBuild()
 
 	mWearableItemsPanel = getChild<LLPanel>("filtered_wearables_panel");
 	mWearableItemsList = getChild<LLInventoryItemsList>("filtered_wearables_list");
-	mWearableListManager = new LLFilteredWearableListManager(mWearableItemsList, mWearableListMaskCollector);
 
 	mSaveComboBtn.reset(new LLSaveOutfitComboBtn(this));
 	return TRUE;
@@ -386,6 +385,10 @@ void LLPanelOutfitEdit::onOpen(const LLSD& key)
 {
 	if (!mInitialized)
 	{
+		// *TODO: this method is called even panel is not visible to user because its parent layout panel is hidden.
+		// So, we can defer initializing a bit.
+		mWearableListManager = new LLFilteredWearableListManager(mWearableItemsList, mWearableListMaskCollector);
+		mWearableListManager->populateList();
 		displayCurrentOutfit();
 		mInitialized = true;
 	}
diff --git a/indra/newview/llpaneloutfitsinventory.cpp b/indra/newview/llpaneloutfitsinventory.cpp
index 74631c03df..5f67f3d989 100644
--- a/indra/newview/llpaneloutfitsinventory.cpp
+++ b/indra/newview/llpaneloutfitsinventory.cpp
@@ -752,6 +752,7 @@ void LLPanelOutfitsInventory::onTabChange()
 	else
 	{
 		mMyOutfitsPanel->setFilterSubString(mFilterSubString);
+		mMyOutfitsPanel->onOpen(LLSD());
 	}
 
 	updateVerbs();
diff --git a/indra/newview/llviewerinventory.cpp b/indra/newview/llviewerinventory.cpp
index a788d3c457..d745356dcd 100644
--- a/indra/newview/llviewerinventory.cpp
+++ b/indra/newview/llviewerinventory.cpp
@@ -607,6 +607,7 @@ bool LLViewerInventoryCategory::fetch()
 	if((VERSION_UNKNOWN == mVersion)
 	   && mDescendentsRequested.hasExpired())	//Expired check prevents multiple downloads.
 	{
+		LL_DEBUGS("InventoryFetch") << "Fetching category children: " << mName << ", UUID: " << mUUID << LL_ENDL;
 		const F32 FETCH_TIMER_EXPIRY = 10.0f;
 		mDescendentsRequested.reset();
 		mDescendentsRequested.setTimerExpirySec(FETCH_TIMER_EXPIRY);