llcallbacklist.h
上传用户:king477883
上传日期:2021-03-01
资源大小:9553k
文件大小:2k
- /**
- * @file llcallbacklist.h
- * @brief A simple list of callback functions to call.
- *
- * $LicenseInfo:firstyear=2001&license=viewergpl$
- *
- * Copyright (c) 2001-2010, 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_LLCALLBACKLIST_H
- #define LL_LLCALLBACKLIST_H
- #include "llstl.h"
- class LLCallbackList
- {
- public:
- typedef void (*callback_t)(void*);
-
- LLCallbackList();
- ~LLCallbackList();
- void addFunction( callback_t func, void *data = NULL ); // register a callback, which will be called as func(data)
- BOOL containsFunction( callback_t func, void *data = NULL ); // true if list already contains the function/data pair
- BOOL deleteFunction( callback_t func, void *data = NULL ); // removes the first instance of this function/data pair from the list, false if not found
- void callFunctions(); // calls all functions
- void deleteAllFunctions();
- static void test();
- protected:
- // Use a list so that the callbacks are ordered in case that matters
- typedef std::pair<callback_t,void*> callback_pair_t;
- typedef std::list<callback_pair_t > callback_list_t;
- callback_list_t mCallbackList;
- };
- extern LLCallbackList gIdleCallbacks;
- #endif