/*
 *  Baltisot
 *  Copyright (C) 1999-2008 Nicolas "Pixel" Noble
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program 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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include "ChainTasks.h"

ChainTasks::ChainTasks(tasklist_t _tasklist) : tasklist(_tasklist) {
    tasklist_iter_t i;
    
    SetBurst();
    pos = tasklist.begin();
    
    for (i = tasklist.begin(); i != tasklist.end(); i++) {
        (*i)->Stop();
    }
}

ChainTasks::~ChainTasks() {
}

String ChainTasks::GetName() {
    return "ChainTask";
}

int ChainTasks::Do() throw (GeneralException) {
    switch (current) {
    case 1:
        delete *pos;
        pos++;
    case 0:
        if (pos == tasklist.end())
            return TASK_DONE;
    
        (*pos)->Restart();
        WaitFor(*pos);
        current = 1;        
        Suspend(TASK_ON_HOLD);
    }    
    return TASK_ON_HOLD;
}