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

 *

 * 

 *

 * Copyright (C) 1997-2015 by Dimitri van Heesch.

 *

 * Permission to use, copy, modify, and distribute this software and its

 * documentation under the terms of the GNU General Public License is hereby 

 * granted. No representations are made about the suitability of this software 

 * for any purpose. It is provided "as is" without express or implied warranty.

 * See the GNU General Public License for more details.

 *

 * Documents produced by Doxygen are derivative works derived from the

 * input used in their production; they are not affected by this license.

 *

 */

#include <stdlib.h>

#include <qfile.h>

#include "outputgen.h"

#include "message.h"

#include "portable.h"

OutputGenerator::OutputGenerator()

{

  //printf("OutputGenerator::OutputGenerator()\n");

  file=0;

  active=TRUE;

  genStack = new QStack<bool>;

  genStack->setAutoDelete(TRUE);

}

OutputGenerator::~OutputGenerator()

{

  //printf("OutputGenerator::~OutputGenerator()\n");

  delete file;

  delete genStack;

}

void OutputGenerator::startPlainFile(const char *name)

{

  //printf("startPlainFile(%s)\n",name);

  fileName=dir+"/"+name;

  file = new QFile(fileName);

  if (!file->open(IO_WriteOnly))

  {

    err("Could not open file %s for writing\n",fileName.data());

    exit(1);

  }

  t.setDevice(file);

}

void OutputGenerator::endPlainFile()

{

  t.unsetDevice();

  delete file;

  file=0;

  fileName.resize(0);

}

void OutputGenerator::pushGeneratorState()

{

  genStack->push(new bool(isEnabled()));

  //printf("%p:pushGeneratorState(%d) enabled=%d\n",this,genStack->count(),isEnabled());

}

void OutputGenerator::popGeneratorState()

{

  //printf("%p:popGeneratorState(%d) enabled=%d\n",this,genStack->count(),isEnabled());

  bool *lb = genStack->pop();

  ASSERT(lb!=0);

  if (lb==0) return; // for some robustness against superfluous \endhtmlonly commands.

  if (*lb) enable(); else disable();

  delete lb;

}