/** * @file lloutfitobserver.h * @brief Outfit observer facade. * * $LicenseInfo:firstyear=2010&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2010, Linden Research, Inc. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; * version 2.1 of the License only. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ #ifndef LL_OUTFITOBSERVER_H #define LL_OUTFITOBSERVER_H #include "llsingleton.h" #include "llmd5.h" /** * Outfit observer facade that provides simple possibility to subscribe on * BOF(base outfit) replaced, BOF changed, COF(current outfit) changed events. */ class LLOutfitObserver: public LLInventoryObserver, public LLSingleton<LLOutfitObserver> { public: virtual ~LLOutfitObserver(); friend class LLSingleton<LLOutfitObserver>; virtual void changed(U32 mask); void notifyOutfitLockChanged() { mOutfitLockChanged(); } typedef boost::signals2::signal<void (void)> signal_t; void addBOFReplacedCallback(const signal_t::slot_type& cb) { mBOFReplaced.connect(cb); } void addBOFChangedCallback(const signal_t::slot_type& cb) { mBOFChanged.connect(cb); } void addCOFChangedCallback(const signal_t::slot_type& cb) { mCOFChanged.connect(cb); } void addCOFSavedCallback(const signal_t::slot_type& cb) { mCOFSaved.connect(cb); } void addOutfitLockChangedCallback(const signal_t::slot_type& cb) { mOutfitLockChanged.connect(cb); } protected: LLOutfitObserver(); /** Get a version of an inventory category specified by its UUID */ static S32 getCategoryVersion(const LLUUID& cat_id); static const std::string& getCategoryName(const LLUUID& cat_id); bool checkCOF(); void checkBaseOutfit(); //last version number of a COF category S32 mCOFLastVersion; LLUUID mBaseOutfitId; S32 mBaseOutfitLastVersion; std::string mLastBaseOutfitName; bool mLastOutfitDirtiness; LLMD5 mItemNameHash; private: signal_t mBOFReplaced; signal_t mBOFChanged; signal_t mCOFChanged; signal_t mCOFSaved; /** * Signal for changing state of outfit lock. */ signal_t mOutfitLockChanged; }; #endif /* LL_OUTFITOBSERVER_H */