diff options
| -rw-r--r-- | indra/newview/CMakeLists.txt | 4 | ||||
| -rw-r--r-- | indra/newview/llinventorymodel.h | 2 | ||||
| -rw-r--r-- | indra/newview/llinventoryobserver.cpp | 564 | ||||
| -rw-r--r-- | indra/newview/llinventoryobserver.h | 249 |
4 files changed, 816 insertions, 3 deletions
diff --git a/indra/newview/CMakeLists.txt b/indra/newview/CMakeLists.txt index 3b7f902032..9d44f34ea8 100644 --- a/indra/newview/CMakeLists.txt +++ b/indra/newview/CMakeLists.txt @@ -252,7 +252,7 @@ set(viewer_SOURCE_FILES llinventoryfilter.cpp llinventoryfunctions.cpp llinventorymodel.cpp - llinventoryobservers.cpp + llinventoryobserver.cpp llinventorypanel.cpp llinventorysubtreepanel.cpp lljoystickbutton.cpp @@ -749,7 +749,7 @@ set(viewer_HEADER_FILES llinventoryfilter.h llinventoryfunctions.h llinventorymodel.h - llinventoryobservers.h + llinventoryobserver.h llinventorypanel.h llinventorysubtreepanel.h lljoystickbutton.h diff --git a/indra/newview/llinventorymodel.h b/indra/newview/llinventorymodel.h index c09d3eba8c..bd64591194 100644 --- a/indra/newview/llinventorymodel.h +++ b/indra/newview/llinventorymodel.h @@ -49,7 +49,7 @@ // ! 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" +#include "llinventoryobserver.h" class LLInventoryObserver; class LLInventoryObject; diff --git a/indra/newview/llinventoryobserver.cpp b/indra/newview/llinventoryobserver.cpp new file mode 100644 index 0000000000..3ccf593d27 --- /dev/null +++ b/indra/newview/llinventoryobserver.cpp @@ -0,0 +1,564 @@ +/** + * @file llinventoryobserver.cpp + * @brief Implementation of the inventory observers used to track agent inventory. + * + * $LicenseInfo:firstyear=2002&license=viewergpl$ + * + * Copyright (c) 2002-2009, 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 "llinventoryobserver.h" + +#include "llassetstorage.h" +#include "llcrc.h" +#include "lldir.h" +#include "llsys.h" +#include "llxfermanager.h" +#include "message.h" + +#include "llagent.h" +#include "llagentwearables.h" +#include "llfloater.h" +#include "llfocusmgr.h" +#include "llinventorybridge.h" +#include "llinventoryfunctions.h" +#include "llinventorymodel.h" +#include "llviewermessage.h" +#include "llviewerwindow.h" +#include "llviewerregion.h" +#include "llappviewer.h" +#include "lldbstrings.h" +#include "llviewerstats.h" +#include "llmutelist.h" +#include "llnotifications.h" +#include "llcallbacklist.h" +#include "llpreview.h" +#include "llviewercontrol.h" +#include "llvoavatarself.h" +#include "llsdutil.h" +#include <deque> + +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); + } + } + } +} diff --git a/indra/newview/llinventoryobserver.h b/indra/newview/llinventoryobserver.h new file mode 100644 index 0000000000..384e6292e8 --- /dev/null +++ b/indra/newview/llinventoryobserver.h @@ -0,0 +1,249 @@ +/** + * @file llinventoryobserver.h + * @brief LLInventoryObserver class header file + * + * $LicenseInfo:firstyear=2002&license=viewergpl$ + * + * Copyright (c) 2002-2009, 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. + * $/LicenseInfo$ + */ + +#ifndef LL_LLINVENTORYOBSERVERS_H +#define LL_LLINVENTORYOBSERVERS_H + +#include "lluuid.h" +#include <string> +#include <vector> + +class LLViewerInventoryCategory; + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// Class LLInventoryObserver +// +// This class is designed to be a simple abstract base class which can +// relay messages when the inventory changes. +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +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 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_LLINVENTORYOBSERVERS_H + |