SystemTaskList.h

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00001 /*
00002 
00003 MegaPlusPlus a C++ implementation for the MegaSquirt-II
00004 Copyright (C) 2006  Keith Ballantyne
00005 
00006 This program is free software; you can redistribute it and/or
00007 modify it under the terms of the GNU General Public License
00008 version 2 as published by the Free Software Foundation.
00009 
00010 This program is distributed in the hope that it will be useful,
00011 but WITHOUT ANY WARRANTY; without even the implied warranty of
00012 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013 GNU General Public License for more details.
00014 
00015 You should have received a copy of the GNU General Public License
00016 along with this program; if not, write to the Free Software
00017 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
00018 
00019 */
00020 
00025 #ifndef SYSTEMTASKLIST_H
00026     #define SYSTEMTASKLIST_H
00027 
00031 class SystemTask;
00032 #include "Constants.h"
00033 
00044  class SystemTaskList {
00045  public:
00050      enum Status {
00052          OK,
00054          TOO_MANY_TASKS, 
00056          FAILED            
00057      };
00058 
00074     Status registerTask(SystemTask &task);
00075 
00082      static SystemTaskList &getInstance();
00083 
00095      Status getNextTask(SystemTask **task);
00096 
00097  private:
00101      SystemTaskList();
00102 
00103      SystemTask *taskList[Constants::TOTAL_TASKS];
00104      int taskCount;
00105      int loopPointer;
00106  };
00107 
00108  #endif

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