Extracted LLInventoryObserver classes from LLInventoryModel.h into their own subclass, LLInventoryObservers.h. This reduces dependencies and compile times, and makes these classes easier to locate.

I have not yet refactored classes to remove #include "llinventorymodel.h" and replace with #include "llinventoryobservers.h".  This will happen later.

3 files changed, 17 insertions, 723 deletions

diff --git a/indra/newview/CMakeLists.txt b/indra/newview/CMakeLists.txt
index b129bca1f3..3b7f902032 100644
--- a/indra/newview/CMakeLists.txt
+++ b/indra/newview/CMakeLists.txt
@@ -252,6 +252,7 @@ set(viewer_SOURCE_FILES
     llinventoryfilter.cpp
     llinventoryfunctions.cpp
     llinventorymodel.cpp
+    llinventoryobservers.cpp
     llinventorypanel.cpp
     llinventorysubtreepanel.cpp
     lljoystickbutton.cpp
@@ -748,6 +749,7 @@ set(viewer_HEADER_FILES
     llinventoryfilter.h
     llinventoryfunctions.h
     llinventorymodel.h
+    llinventoryobservers.h
     llinventorypanel.h
     llinventorysubtreepanel.h
     lljoystickbutton.h
diff --git a/indra/newview/llinventorymodel.cpp b/indra/newview/llinventorymodel.cpp
index c57e41e9b3..4b0d524906 100644
--- a/indra/newview/llinventorymodel.cpp
+++ b/indra/newview/llinventorymodel.cpp
@@ -3721,513 +3721,6 @@ bool LLNameCategoryCollector::operator()(
 	return false;
 }
 
-
-
-///----------------------------------------------------------------------------
-/// Observers
-///----------------------------------------------------------------------------
-
-void LLInventoryCompletionObserver::changed(U32 mask)
-{
-	// scan through the incomplete items and move or erase them as
-	// appropriate.
-	if(!mIncomplete.empty())
-	{
-		for(item_ref_t::iterator it = mIncomplete.begin(); it < mIncomplete.end(); )
-		{
-			LLViewerInventoryItem* item = gInventory.getItem(*it);
-			if(!item)
-			{
-				it = mIncomplete.erase(it);
-				continue;
-			}
-			if(item->isComplete())
-			{
-				mComplete.push_back(*it);
-				it = mIncomplete.erase(it);
-				continue;
-			}
-			++it;
-		}
-		if(mIncomplete.empty())
-		{
-			done();
-		}
-	}
-}
-
-void LLInventoryCompletionObserver::watchItem(const LLUUID& id)
-{
-	if(id.notNull())
-	{
-		mIncomplete.push_back(id);
-	}
-}
-
-
-void LLInventoryFetchObserver::changed(U32 mask)
-{
-	// scan through the incomplete items and move or erase them as
-	// appropriate.
-	if(!mIncomplete.empty())
-	{
-		for(item_ref_t::iterator it = mIncomplete.begin(); it < mIncomplete.end(); )
-		{
-			LLViewerInventoryItem* item = gInventory.getItem(*it);
-			if(!item)
-			{
-				// BUG: This can cause done() to get called prematurely below.
-				// This happens with the LLGestureInventoryFetchObserver that
-				// loads gestures at startup. JC
-				it = mIncomplete.erase(it);
-				continue;
-			}
-			if(item->isComplete())
-			{
-				mComplete.push_back(*it);
-				it = mIncomplete.erase(it);
-				continue;
-			}
-			++it;
-		}
-		if(mIncomplete.empty())
-		{
-			done();
-		}
-	}
-	//llinfos << "LLInventoryFetchObserver::changed() mComplete size " << mComplete.size() << llendl;
-	//llinfos << "LLInventoryFetchObserver::changed() mIncomplete size " << mIncomplete.size() << llendl;
-}
-
-bool LLInventoryFetchObserver::isEverythingComplete() const
-{
-	return mIncomplete.empty();
-}
-
-void fetch_items_from_llsd(const LLSD& items_llsd)
-{
-	if (!items_llsd.size()) return;
-	LLSD body;
-	body[0]["cap_name"] = "FetchInventory";
-	body[1]["cap_name"] = "FetchLib";
-	for (S32 i=0; i<items_llsd.size();i++)
-	{
-		if (items_llsd[i]["owner_id"].asString() == gAgent.getID().asString())
-		{
-			body[0]["items"].append(items_llsd[i]);
-			continue;
-		}
-		if (items_llsd[i]["owner_id"].asString() == ALEXANDRIA_LINDEN_ID.asString())
-		{
-			body[1]["items"].append(items_llsd[i]);
-			continue;
-		}
-	}
-		
-	for (S32 i=0; i<body.size(); i++)
-	{
-		if (0 >= body[i].size()) continue;
-		std::string url = gAgent.getRegion()->getCapability(body[i]["cap_name"].asString());
-
-		if (!url.empty())
-		{
-			body[i]["agent_id"]	= gAgent.getID();
-			LLHTTPClient::post(url, body[i], new LLInventoryModel::fetchInventoryResponder(body[i]));
-			break;
-		}
-
-		LLMessageSystem* msg = gMessageSystem;
-		BOOL start_new_message = TRUE;
-		for (S32 j=0; j<body[i]["items"].size(); j++)
-		{
-			LLSD item_entry = body[i]["items"][j];
-			if(start_new_message)
-			{
-				start_new_message = FALSE;
-				msg->newMessageFast(_PREHASH_FetchInventory);
-				msg->nextBlockFast(_PREHASH_AgentData);
-				msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID());
-				msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());
-			}
-			msg->nextBlockFast(_PREHASH_InventoryData);
-			msg->addUUIDFast(_PREHASH_OwnerID, item_entry["owner_id"].asUUID());
-			msg->addUUIDFast(_PREHASH_ItemID, item_entry["item_id"].asUUID());
-			if(msg->isSendFull(NULL))
-			{
-				start_new_message = TRUE;
-				gAgent.sendReliableMessage();
-			}
-		}
-		if(!start_new_message)
-		{
-			gAgent.sendReliableMessage();
-		}
-	}
-}
-
-void LLInventoryFetchObserver::fetchItems(
-	const LLInventoryFetchObserver::item_ref_t& ids)
-{
-	LLUUID owner_id;
-	LLSD items_llsd;
-	for(item_ref_t::const_iterator it = ids.begin(); it < ids.end(); ++it)
-	{
-		LLViewerInventoryItem* item = gInventory.getItem(*it);
-		if(item)
-		{
-			if(item->isComplete())
-			{
-				// It's complete, so put it on the complete container.
-				mComplete.push_back(*it);
-				continue;
-			}
-			else
-			{
-				owner_id = item->getPermissions().getOwner();
-			}
-		}
-		else
-		{
-			// assume it's agent inventory.
-			owner_id = gAgent.getID();
-		}
-		
-		// It's incomplete, so put it on the incomplete container, and
-		// pack this on the message.
-		mIncomplete.push_back(*it);
-		
-		// Prepare the data to fetch
-		LLSD item_entry;
-		item_entry["owner_id"] = owner_id;
-		item_entry["item_id"] = (*it);
-		items_llsd.append(item_entry);
-	}
-	fetch_items_from_llsd(items_llsd);
-}
-
-// virtual
-void LLInventoryFetchDescendentsObserver::changed(U32 mask)
-{
-	for(folder_ref_t::iterator it = mIncompleteFolders.begin(); it < mIncompleteFolders.end();)
-	{
-		LLViewerInventoryCategory* cat = gInventory.getCategory(*it);
-		if(!cat)
-		{
-			it = mIncompleteFolders.erase(it);
-			continue;
-		}
-		if(isComplete(cat))
-		{
-			mCompleteFolders.push_back(*it);
-			it = mIncompleteFolders.erase(it);
-			continue;
-		}
-		++it;
-	}
-	if(mIncompleteFolders.empty())
-	{
-		done();
-	}
-}
-
-void LLInventoryFetchDescendentsObserver::fetchDescendents(
-	const folder_ref_t& ids)
-{
-	for(folder_ref_t::const_iterator it = ids.begin(); it != ids.end(); ++it)
-	{
-		LLViewerInventoryCategory* cat = gInventory.getCategory(*it);
-		if(!cat) continue;
-		if(!isComplete(cat))
-		{
-			cat->fetchDescendents();		//blindly fetch it without seeing if anything else is fetching it.
-			mIncompleteFolders.push_back(*it);	//Add to list of things being downloaded for this observer.
-		}
-		else
-		{
-			mCompleteFolders.push_back(*it);
-		}
-	}
-}
-
-bool LLInventoryFetchDescendentsObserver::isEverythingComplete() const
-{
-	return mIncompleteFolders.empty();
-}
-
-bool LLInventoryFetchDescendentsObserver::isComplete(LLViewerInventoryCategory* cat)
-{
-	S32 version = cat->getVersion();
-	S32 descendents = cat->getDescendentCount();
-	if((LLViewerInventoryCategory::VERSION_UNKNOWN == version)
-	   || (LLViewerInventoryCategory::DESCENDENT_COUNT_UNKNOWN == descendents))
-	{
-		return false;
-	}
-	// it might be complete - check known descendents against
-	// currently available.
-	LLInventoryModel::cat_array_t* cats;
-	LLInventoryModel::item_array_t* items;
-	gInventory.getDirectDescendentsOf(cat->getUUID(), cats, items);
-	if(!cats || !items)
-	{
-		// bit of a hack - pretend we're done if they are gone or
-		// incomplete. should never know, but it would suck if this
-		// kept tight looping because of a corrupt memory state.
-		return true;
-	}
-	S32 known = cats->count() + items->count();
-	if(descendents == known)
-	{
-		// hey - we're done.
-		return true;
-	}
-	return false;
-}
-
-void LLInventoryFetchComboObserver::changed(U32 mask)
-{
-	if(!mIncompleteItems.empty())
-	{
-		for(item_ref_t::iterator it = mIncompleteItems.begin(); it < mIncompleteItems.end(); )
-		{
-			LLViewerInventoryItem* item = gInventory.getItem(*it);
-			if(!item)
-			{
-				it = mIncompleteItems.erase(it);
-				continue;
-			}
-			if(item->isComplete())
-			{
-				mCompleteItems.push_back(*it);
-				it = mIncompleteItems.erase(it);
-				continue;
-			}
-			++it;
-		}
-	}
-	if(!mIncompleteFolders.empty())
-	{
-		for(folder_ref_t::iterator it = mIncompleteFolders.begin(); it < mIncompleteFolders.end();)
-		{
-			LLViewerInventoryCategory* cat = gInventory.getCategory(*it);
-			if(!cat)
-			{
-				it = mIncompleteFolders.erase(it);
-				continue;
-			}
-			if(gInventory.isCategoryComplete(*it))
-			{
-				mCompleteFolders.push_back(*it);
-				it = mIncompleteFolders.erase(it);
-				continue;
-			}
-			++it;
-		}
-	}
-	if(!mDone && mIncompleteItems.empty() && mIncompleteFolders.empty())
-	{
-		mDone = true;
-		done();
-	}
-}
-
-void LLInventoryFetchComboObserver::fetch(
-	const folder_ref_t& folder_ids,
-	const item_ref_t& item_ids)
-{
-	lldebugs << "LLInventoryFetchComboObserver::fetch()" << llendl;
-	for(folder_ref_t::const_iterator fit = folder_ids.begin(); fit != folder_ids.end(); ++fit)
-	{
-		LLViewerInventoryCategory* cat = gInventory.getCategory(*fit);
-		if(!cat) continue;
-		if(!gInventory.isCategoryComplete(*fit))
-		{
-			cat->fetchDescendents();
-			lldebugs << "fetching folder " << *fit <<llendl;
-			mIncompleteFolders.push_back(*fit);
-		}
-		else
-		{
-			mCompleteFolders.push_back(*fit);
-			lldebugs << "completing folder " << *fit <<llendl;
-		}
-	}
-
-	// Now for the items - we fetch everything which is not a direct
-	// descendent of an incomplete folder because the item will show
-	// up in an inventory descendents message soon enough so we do not
-	// have to fetch it individually.
-	LLSD items_llsd;
-	LLUUID owner_id;
-	for(item_ref_t::const_iterator iit = item_ids.begin(); iit != item_ids.end(); ++iit)
-	{
-		LLViewerInventoryItem* item = gInventory.getItem(*iit);
-		if(!item)
-		{
-			lldebugs << "uanble to find item " << *iit << llendl;
-			continue;
-		}
-		if(item->isComplete())
-		{
-			// It's complete, so put it on the complete container.
-			mCompleteItems.push_back(*iit);
-			lldebugs << "completing item " << *iit << llendl;
-			continue;
-		}
-		else
-		{
-			mIncompleteItems.push_back(*iit);
-			owner_id = item->getPermissions().getOwner();
-		}
-		if(std::find(mIncompleteFolders.begin(), mIncompleteFolders.end(), item->getParentUUID()) == mIncompleteFolders.end())
-		{
-			LLSD item_entry;
-			item_entry["owner_id"] = owner_id;
-			item_entry["item_id"] = (*iit);
-			items_llsd.append(item_entry);
-		}
-		else
-		{
-			lldebugs << "not worrying about " << *iit << llendl;
-		}
-	}
-	fetch_items_from_llsd(items_llsd);
-}
-
-void LLInventoryExistenceObserver::watchItem(const LLUUID& id)
-{
-	if(id.notNull())
-	{
-		mMIA.push_back(id);
-	}
-}
-
-void LLInventoryExistenceObserver::changed(U32 mask)
-{
-	// scan through the incomplete items and move or erase them as
-	// appropriate.
-	if(!mMIA.empty())
-	{
-		for(item_ref_t::iterator it = mMIA.begin(); it < mMIA.end(); )
-		{
-			LLViewerInventoryItem* item = gInventory.getItem(*it);
-			if(!item)
-			{
-				++it;
-				continue;
-			}
-			mExist.push_back(*it);
-			it = mMIA.erase(it);
-		}
-		if(mMIA.empty())
-		{
-			done();
-		}
-	}
-}
-
-void LLInventoryAddedObserver::changed(U32 mask)
-{
-	if(!(mask & LLInventoryObserver::ADD))
-	{
-		return;
-	}
-
-	// *HACK: If this was in response to a packet off
-	// the network, figure out which item was updated.
-	LLMessageSystem* msg = gMessageSystem;
-
-	std::string msg_name;
-	if (mMessageName.empty())
-	{
-		msg_name = msg->getMessageName();
-	}
-	else
-	{
-		msg_name = mMessageName;
-	}
-
-	if (msg_name.empty())
-	{
-		return;
-	}
-	
-	// We only want newly created inventory items. JC
-	if ( msg_name != "UpdateCreateInventoryItem")
-	{
-		return;
-	}
-
-	LLPointer<LLViewerInventoryItem> titem = new LLViewerInventoryItem;
-	S32 num_blocks = msg->getNumberOfBlocksFast(_PREHASH_InventoryData);
-	for(S32 i = 0; i < num_blocks; ++i)
-	{
-		titem->unpackMessage(msg, _PREHASH_InventoryData, i);
-		if (!(titem->getUUID().isNull()))
-		{
-			//we don't do anything with null keys
-			mAdded.push_back(titem->getUUID());
-		}
-	}
-	if (!mAdded.empty())
-	{
-		done();
-	}
-}
-
-LLInventoryTransactionObserver::LLInventoryTransactionObserver(
-	const LLTransactionID& transaction_id) :
-	mTransactionID(transaction_id)
-{
-}
-
-void LLInventoryTransactionObserver::changed(U32 mask)
-{
-	if(mask & LLInventoryObserver::ADD)
-	{
-		// This could be it - see if we are processing a bulk update
-		LLMessageSystem* msg = gMessageSystem;
-		if(msg->getMessageName()
-		   && (0 == strcmp(msg->getMessageName(), "BulkUpdateInventory")))
-		{
-			// we have a match for the message - now check the
-			// transaction id.
-			LLUUID id;
-			msg->getUUIDFast(_PREHASH_AgentData, _PREHASH_TransactionID, id);
-			if(id == mTransactionID)
-			{
-				// woo hoo, we found it
-				folder_ref_t folders;
-				item_ref_t items;
-				S32 count;
-				count = msg->getNumberOfBlocksFast(_PREHASH_FolderData);
-				S32 i;
-				for(i = 0; i < count; ++i)
-				{
-					msg->getUUIDFast(_PREHASH_FolderData, _PREHASH_FolderID, id, i);
-					if(id.notNull())
-					{
-						folders.push_back(id);
-					}
-				}
-				count = msg->getNumberOfBlocksFast(_PREHASH_ItemData);
-				for(i = 0; i < count; ++i)
-				{
-					msg->getUUIDFast(_PREHASH_ItemData, _PREHASH_ItemID, id, i);
-					if(id.notNull())
-					{
-						items.push_back(id);
-					}
-				}
-
-				// call the derived class the implements this method.
-				done(folders, items);
-			}
-		}
-	}
-}
-
-
 ///----------------------------------------------------------------------------
 /// LLAssetIDMatches 
 ///----------------------------------------------------------------------------
diff --git a/indra/newview/llinventorymodel.h b/indra/newview/llinventorymodel.h
index ebfb0a7000..c09d3eba8c 100644
--- a/indra/newview/llinventorymodel.h
+++ b/indra/newview/llinventorymodel.h
@@ -41,40 +41,27 @@
 #include "lluuid.h"
 #include "llpermissionsflags.h"
 #include "llstring.h"
-
 #include <map>
 #include <set>
 #include <string>
 #include <vector>
 
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-// Class LLInventoryObserver
-//
-// This class is designed to be a simple abstract base class which can
-// relay messages when the inventory changes.
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// ! REFACTOR ! Remove llinventoryobservers.h and have other files that need it explicitly 
+// include llinventoryobservers.h instead of llinventorymodel.h .  This will reduce dependency on
+// llinventorymodel.h.
+#include "llinventoryobservers.h" 
+
+class LLInventoryObserver;
+class LLInventoryObject;
+class LLInventoryItem;
+class LLInventoryCategory;
+class LLViewerInventoryItem;
+class LLViewerInventoryCategory;
+class LLViewerInventoryItem;
+class LLViewerInventoryCategory;
+class LLMessageSystem;
+class LLInventoryCollectFunctor;
 
-class LLInventoryObserver
-{
-public:
-	// This enumeration is a way to refer to what changed in a more
-	// human readable format. You can mask the value provided by
-	// chaged() to see if the observer is interested in the change.
-	enum 
-	{
-		NONE = 0,
-		LABEL = 1,			// name changed
-		INTERNAL = 2,		// internal change, eg, asset uuid different
-		ADD = 4,			// something added
-		REMOVE = 8,			// something deleted
-		STRUCTURE = 16,		// structural change, eg, item or folder moved
-		CALLING_CARD = 32,	// online, grant status, cancel, etc change
-		ALL = 0xffffffff
-	};
-	virtual ~LLInventoryObserver() {};
-	virtual void changed(U32 mask) = 0;
-	std::string mMessageName; // used by Agent Inventory Service only. [DEV-20328]
-};
 
 //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 // Class LLInventoryModel
@@ -87,16 +74,6 @@ public:
 //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 
-class LLInventoryObject;
-class LLInventoryItem;
-class LLInventoryCategory;
-class LLViewerInventoryItem;
-class LLViewerInventoryCategory;
-class LLViewerInventoryItem;
-class LLViewerInventoryCategory;
-class LLMessageSystem;
-class LLInventoryCollectFunctor;
-
 class LLInventoryModel
 {
 public:
@@ -771,183 +748,5 @@ public:
 							LLInventoryItem* item);
 };
 
-
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-// Class LLInventoryCompletionObserver
-//
-// Class which can be used as a base class for doing something when
-// when all observed items are locally complete. This class implements
-// the changed() method of LLInventoryObserver and declares a new
-// method named done() which is called when all watched items have
-// complete information in the inventory model.
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
-class LLInventoryCompletionObserver : public LLInventoryObserver
-{
-public:
-	LLInventoryCompletionObserver() {}
-	virtual void changed(U32 mask);
-
-	void watchItem(const LLUUID& id);
-
-protected:
-	virtual void done() = 0;
-
-	typedef std::vector<LLUUID> item_ref_t;
-	item_ref_t mComplete;
-	item_ref_t mIncomplete;
-};
-
-
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-// Class LLInventoryFetchObserver
-//
-// This class is much like the LLInventoryCompletionObserver, except
-// that it handles all the the fetching necessary. Override the done()
-// method to do the thing you want.
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
-class LLInventoryFetchObserver : public LLInventoryObserver
-{
-public:
-	LLInventoryFetchObserver() {}
-	virtual void changed(U32 mask);
-
-	typedef std::vector<LLUUID> item_ref_t;
-
-	bool isEverythingComplete() const;
-	void fetchItems(const item_ref_t& ids);
-	virtual void done() = 0;
-
-protected:
-	item_ref_t mComplete;
-	item_ref_t mIncomplete;
-};
-
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-// Class LLInventoryFetchDescendentsObserver
-//
-// This class is much like the LLInventoryCompletionObserver, except
-// that it handles fetching based on category. Override the done()
-// method to do the thing you want.
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-class LLInventoryFetchDescendentsObserver : public LLInventoryObserver
-{
-public:
-	LLInventoryFetchDescendentsObserver() {}
-	virtual void changed(U32 mask);
-
-	typedef std::vector<LLUUID> folder_ref_t;
-	void fetchDescendents(const folder_ref_t& ids);
-	bool isEverythingComplete() const;
-	virtual void done() = 0;
-
-protected:
-	bool isComplete(LLViewerInventoryCategory* cat);
-	folder_ref_t mIncompleteFolders;
-	folder_ref_t mCompleteFolders;
-};
-
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-// Class LLInventoryFetchComboObserver
-//
-// This class does an appropriate combination of fetch descendents and
-// item fetches based on completion of categories and items. Much like
-// the fetch and fetch descendents, this will call done() when everything
-// has arrived.
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-class LLInventoryFetchComboObserver : public LLInventoryObserver
-{
-public:
-	LLInventoryFetchComboObserver() : mDone(false) {}
-	virtual void changed(U32 mask);
-
-	typedef std::vector<LLUUID> folder_ref_t;
-	typedef std::vector<LLUUID> item_ref_t;
-	void fetch(const folder_ref_t& folder_ids, const item_ref_t& item_ids);
-
-	virtual void done() = 0;
-
-protected:
-	bool mDone;
-	folder_ref_t mCompleteFolders;
-	folder_ref_t mIncompleteFolders;
-	item_ref_t mCompleteItems;
-	item_ref_t mIncompleteItems;
-};
-
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-// Class LLInventoryExistenceObserver
-//
-// This class is used as a base class for doing somethign when all the
-// observed item ids exist in the inventory somewhere. You can derive
-// a class from this class and implement the done() method to do
-// something useful.
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
-class LLInventoryExistenceObserver : public LLInventoryObserver
-{
-public:
-	LLInventoryExistenceObserver() {}
-	virtual void changed(U32 mask);
-
-	void watchItem(const LLUUID& id);
-
-protected:
-	virtual void done() = 0;
-
-	typedef std::vector<LLUUID> item_ref_t;
-	item_ref_t mExist;
-	item_ref_t mMIA;
-};
-
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-// Class LLInventoryAddedObserver
-//
-// This class is used as a base class for doing something when 
-// a new item arrives in inventory.
-// It does not watch for a certain UUID, rather it acts when anything is added
-// Derive a class from this class and implement the done() method to do
-// something useful.
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
-class LLInventoryAddedObserver : public LLInventoryObserver
-{
-public:
-	LLInventoryAddedObserver() : mAdded() {}
-	virtual void changed(U32 mask);
-
-protected:
-	virtual void done() = 0;
-
-	typedef std::vector<LLUUID> item_ref_t;
-	item_ref_t mAdded;
-};
-
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-// Class LLInventoryTransactionObserver
-//
-// Class which can be used as a base class for doing something when an
-// inventory transaction completes.
-//
-// *NOTE: This class is not quite complete. Avoid using unless you fix up it's
-// functionality gaps.
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
-class LLInventoryTransactionObserver : public LLInventoryObserver
-{
-public:
-	LLInventoryTransactionObserver(const LLTransactionID& transaction_id);
-	virtual void changed(U32 mask);
-
-protected:
-	typedef std::vector<LLUUID> folder_ref_t;
-	typedef std::vector<LLUUID> item_ref_t;
-	virtual void done(const folder_ref_t& folders, const item_ref_t& items) = 0;
-
-	LLTransactionID mTransactionID;
-};
-
-
 #endif // LL_LLINVENTORYMODEL_H