moDeviceCode.cpp

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/*******************************************************************************

                              moDeviceCode.cpp

  ****************************************************************************
  *                                                                          *
  *   This source is free software; you can redistribute it and/or modify    *
  *   it under the terms of the GNU General Public License as published by   *
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  *  (at your option) any later version.                                    *
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  *   WITHOUT ANY WARRANTY; without even the implied warranty of             *
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  *   General Public License for more details.                               *
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  *   A copy of the GNU General Public License is available on the World     *
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  ****************************************************************************

  Copyright(C) 2006 Fabricio Costa

  Authors:
  Fabricio Costa


*******************************************************************************/

#include "moDeviceCode.h"


//CODIGO DISPOSITIVO

moDeviceCode::moDeviceCode() {
    device = -1;
    devicecode = -1;
    value = 0;
    next = NULL;
    previous = NULL;
}

moDeviceCode::moDeviceCode(MOint did,MOint cod,MOint val) {
    device = did;
    devicecode = cod;
    value = val;
    next = NULL;
    previous = NULL;
}



moDeviceCodeList::moDeviceCodeList() {
    First = NULL;
    Last = NULL;
}

moDeviceCodeList::~moDeviceCodeList() {
    Finish();
}

void
moDeviceCodeList::Add(MOint did, MOint cod, MOint value) {
    if(First==NULL) {//lista vacia
        First = new moDeviceCode(did,cod,value);
        Last = First;
        First->previous = NULL;
        First->next = NULL;
    } else {//no vacia, lo ponemos al final
        Last->next = new moDeviceCode(did,cod,value);
        if(Last->next != NULL) {
            Last->next->previous    = Last;
            Last = Last->next;
        }
    }

}


//este code es el mismo que el de events
//fue revisado
MOboolean
moDeviceCodeList::Delete(moDeviceCode *ev) {
    if(ev==First) {
        if(ev==Last) {
            First = NULL;
            Last = NULL;
        } else {
            First->next->previous = NULL;
            First = First->next;
        }
    } else if(ev==Last) {
        //el caso un solo nodo ya fue visto arriba
        Last->previous->next = NULL;
        Last = Last->previous;
    } else {
        ev->previous->next = ev->next;
        ev->next->previous = ev->previous;

    }
    //finalmente, lo borro al maldito
    delete ev;
    ev = NULL;
    //por si las dudas podes chequear que este bien muerto;
    if(ev == NULL) return true;
    return false;

}

MOboolean
moDeviceCodeList::Init() {
    First = NULL;
    Last = NULL;
    return true;
}

MOboolean
moDeviceCodeList::Finish() {

    while(First!=NULL) Delete(First);
    return true;
}

void
moDeviceCodeList::Copy(moDeviceCodeList *copy) {

    moDeviceCode *act;

    //borramos nuestro contenido, igualmente
    while(First!=NULL) Delete(First);

    act = copy->First;
    while(act!=NULL) {
        Add(act->device,act->devicecode,act->value);
        act = act->next;
    }

}