/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
 *            textedit.cc
 *
 *  Fri Jul 13 12:38:45 CEST 2007
 *  Copyright 2007 Bent Bisballe Nyeng, Lars Bisballe Jensen and Peter Skaarup
 *  deva@aasimon.org, elsenator@gmail.com and piparum@piparum.dk
 ****************************************************************************/

/*
 *  This file is part of Pracro.
 *
 *  Pracro 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.
 *
 *  Pracro 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 Pracro; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
 */
#include "textedit.h"
#include <stdio.h>

TextEdit::TextEdit(QDomNode node)
  : QTextEdit(), Widget(node)
{
  setAutoFillBackground(true); /* Default is false, which disables background
                                  color manipulation.*/

  QDomElement elem = node.toElement();
  
  if(elem.hasAttribute("regexp")) {
    rx = QRegExp(elem.attribute("regexp"));
    connect(this, SIGNAL(textChanged()), this, SLOT(changed()));
  }

  if(elem.hasAttribute("value")) {
    setText(elem.attribute("value"));
  } else {
    setText("");
  }
}

void TextEdit::changed()
{
  QPalette palette;

  if(rx.exactMatch(QTextEdit::toPlainText())) {
    // valid string
    palette.setBrush(backgroundRole(), QBrush(QColor(255, 255, 255)));
    valid = true;
  } else {
    // invalid string
    palette.setBrush(backgroundRole(), QBrush(QColor(230, 200, 200)));
    valid = false;
  }
  setPalette(palette); 
  //printf("%s\n", text.toStdString().c_str());
}

bool TextEdit::isValid()
{
  return valid;
}

QString TextEdit::getValue()
{
  return QTextEdit::toPlainText();
}