/** * @file llfloaterreg.h * @brief LLFloaterReg Floater Registration Class * * $LicenseInfo:firstyear=2002&license=viewerlgpl$ * 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 LLFLOATERREG_H #define LLFLOATERREG_H /// llcommon #include "llrect.h" #include "llsd.h" #include <boost/function.hpp> //******************************************************* // // Floater Class Registry // class LLFloater; class LLUICtrl; typedef boost::function<LLFloater* (const LLSD& key)> LLFloaterBuildFunc; class LLFloaterReg { public: // We use a list of LLFloater's instead of a set for two reasons: // 1) With a list we have a predictable ordering, useful for finding the last opened floater of a given type. // 2) We can change the key of a floater without altering the list. typedef std::list<LLFloater*> instance_list_t; typedef const instance_list_t const_instance_list_t; typedef std::map<std::string, instance_list_t> instance_map_t; struct BuildData { LLFloaterBuildFunc mFunc; std::string mFile; }; typedef std::map<std::string, BuildData> build_map_t; private: friend class LLFloaterRegListener; static instance_list_t sNullInstanceList; static instance_map_t sInstanceMap; static build_map_t sBuildMap; static std::map<std::string,std::string> sGroupMap; static bool sBlockShowFloaters; /** * Defines list of floater names that can be shown despite state of sBlockShowFloaters. */ static std::set<std::string> sAlwaysShowableList; public: // Registration // usage: LLFloaterClassRegistry::add("foo", (LLFloaterBuildFunc)&LLFloaterClassRegistry::build<LLFloaterFoo>); template <class T> static LLFloater* build(const LLSD& key) { T* floater = new T(key); return floater; } static void add(const std::string& name, const std::string& file, const LLFloaterBuildFunc& func, const std::string& groupname = LLStringUtil::null); // Helpers static LLFloater* getLastFloaterInGroup(const std::string& name); static LLFloater* getLastFloaterCascading(); // Find / get (create) / remove / destroy static LLFloater* findInstance(const std::string& name, const LLSD& key = LLSD()); static LLFloater* getInstance(const std::string& name, const LLSD& key = LLSD()); static LLFloater* removeInstance(const std::string& name, const LLSD& key = LLSD()); static bool destroyInstance(const std::string& name, const LLSD& key = LLSD()); // Iterators static const_instance_list_t& getFloaterList(const std::string& name); // Visibility Management // return NULL if instance not found or can't create instance (no builder) static LLFloater* showInstance(const std::string& name, const LLSD& key = LLSD(), BOOL focus = FALSE); // Close a floater (may destroy or set invisible) // return false if can't find instance static bool hideInstance(const std::string& name, const LLSD& key = LLSD()); // return true if instance is visible: static bool toggleInstance(const std::string& name, const LLSD& key = LLSD()); static bool instanceVisible(const std::string& name, const LLSD& key = LLSD()); static void showInitialVisibleInstances(); static void hideVisibleInstances(const std::set<std::string>& exceptions = std::set<std::string>()); static void restoreVisibleInstances(); // Control Variables static std::string getRectControlName(const std::string& name); static std::string declareRectControl(const std::string& name); static std::string declarePosXControl(const std::string& name); static std::string declarePosYControl(const std::string& name); static std::string getVisibilityControlName(const std::string& name); static std::string declareVisibilityControl(const std::string& name); static std::string getBaseControlName(const std::string& name); static std::string declareDockStateControl(const std::string& name); static std::string getDockStateControlName(const std::string& name); static void registerControlVariables(); // Callback wrappers static void toggleInstanceOrBringToFront(const LLSD& sdname, const LLSD& key = LLSD()); // Typed find / get / show template <class T> static T* findTypedInstance(const std::string& name, const LLSD& key = LLSD()) { return dynamic_cast<T*>(findInstance(name, key)); } template <class T> static T* getTypedInstance(const std::string& name, const LLSD& key = LLSD()) { return dynamic_cast<T*>(getInstance(name, key)); } template <class T> static T* showTypedInstance(const std::string& name, const LLSD& key = LLSD(), BOOL focus = FALSE) { return dynamic_cast<T*>(showInstance(name, key, focus)); } static void blockShowFloaters(bool value) { sBlockShowFloaters = value;} static U32 getVisibleFloaterInstanceCount(); }; #endif