| /********** |
| 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; either version 2.1 of the License, or (at your |
| option) any later version. (See <http://www.gnu.org/copyleft/lesser.html>.) |
| |
| 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 |
| **********/ |
| // Copyright (c) 1996-2015 Live Networks, Inc. All rights reserved. |
| // Basic Usage Environment: for a simple, non-scripted, console application |
| // C++ header |
| |
| #ifndef _HANDLER_SET_HH |
| #define _HANDLER_SET_HH |
| |
| #ifndef _BOOLEAN_HH |
| #include "Boolean.hh" |
| #endif |
| |
| ////////// HandlerSet (etc.) definition ////////// |
| |
| class HandlerDescriptor { |
| HandlerDescriptor(HandlerDescriptor* nextHandler); |
| virtual ~HandlerDescriptor(); |
| |
| public: |
| int socketNum; |
| int conditionSet; |
| TaskScheduler::BackgroundHandlerProc* handlerProc; |
| void* clientData; |
| |
| private: |
| // Descriptors are linked together in a doubly-linked list: |
| friend class HandlerSet; |
| friend class HandlerIterator; |
| HandlerDescriptor* fNextHandler; |
| HandlerDescriptor* fPrevHandler; |
| }; |
| |
| class HandlerSet { |
| public: |
| HandlerSet(); |
| virtual ~HandlerSet(); |
| |
| void assignHandler(int socketNum, int conditionSet, TaskScheduler::BackgroundHandlerProc* handlerProc, void* clientData); |
| void clearHandler(int socketNum); |
| void moveHandler(int oldSocketNum, int newSocketNum); |
| |
| private: |
| HandlerDescriptor* lookupHandler(int socketNum); |
| |
| private: |
| friend class HandlerIterator; |
| HandlerDescriptor fHandlers; |
| }; |
| |
| class HandlerIterator { |
| public: |
| HandlerIterator(HandlerSet& handlerSet); |
| virtual ~HandlerIterator(); |
| |
| HandlerDescriptor* next(); // returns NULL if none |
| void reset(); |
| |
| private: |
| HandlerSet& fOurSet; |
| HandlerDescriptor* fNextPtr; |
| }; |
| |
| #endif |