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/*
* HT Editor
* common.cc
*
* Copyright (C) 1999-2002 Stefan Weyergraf
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <stdio.h>
#include <stdlib.h>
#include "common.h"
#include "snprintf.h"
Object::Object()
{
#ifdef HTDEBUG
initialized = false;
destroyed = false;
#endif
}
Object::~Object()
{
#ifdef HTDEBUG
if (initialized && !destroyed) {
printf("shit !!! object not destroyed\n");
exit(66);
// int exit=1;
}
#endif
}
void Object::init()
{
#ifdef HTDEBUG
initialized = true;
#endif
}
void Object::done()
{
#ifdef HTDEBUG
destroyed = true;
#endif
}
/**
* Standard Object comparator.
* @param obj object to compare to
* @returns 0 for equality, negative number if |this<obj| and positive number if |this>obj|
*/
int Object::compareTo(const Object *obj) const
{
assert(0);
return 0;
}
/**
* Standard Object duplicator.
* @returns copy of object
*/
Object *Object::duplicate()
{
Object *obj = new Object();
obj->init();
return obj;
}
/**
* Standard Object idle function.
* Overwrite and register with htidle.cc:register_idle()
* @returns true if working, false if really idle
*/
bool Object::idle()
{
return false;
}
/**
* @returns true if |this| is an object or derived of an object of type |id|.
*/
bool Object::instanceOf(OBJECT_ID id)
{
return id == object_id();
}
bool Object::instanceOf(Object *o)
{
return instanceOf(o->object_id());
}
/**
* loads object from object stream.
* @returns ht_stream errorcode
*/
int Object::load(ht_object_stream *s)
{
return 0;
}
/**
* @returns unique object id.
*/
OBJECT_ID Object::object_id() const
{
return ATOM_OBJECT;
}
/**
* stores object.
*/
void Object::store(ht_object_stream *s)
{
}
/**
* Prints object in string |s|
* @returns number of characters written in s
*/
int Object::toString(char *s, int maxlen)
{
OBJECT_ID oid = object_id();
unsigned char c1 = (oid >> 24);
unsigned char c2 = (oid >> 16) & 0xff;
unsigned char c3 = (oid >> 8) & 0xff;
unsigned char c4 = oid & 0xff;
return ht_snprintf(s, maxlen, "[OBJECT (%c%c%c%c)]", c1?c1:'0', c2?c2:'0', c3?c3:'0', c4?c4:'0');
}
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