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/******************************************************************************
*
*
*
* 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.
*
*/
#include "inputbool.h"
#include "helplabel.h"
#include <QCheckBox>
#include <QTextStream>
#include <QTextCodec>
#include <QGridLayout>
InputBool::InputBool( QGridLayout *layout, int &row,
const QString &id, bool checked,
const QString &docs )
: m_default(checked), m_docs(docs), m_id(id)
{
m_lab = new HelpLabel(id);
m_cb = new QCheckBox;
layout->addWidget(m_lab,row, 0);
layout->addWidget(m_cb,row, 1);
m_enabled = true;
m_state=!checked; // force update
setValue(checked);
connect( m_cb, SIGNAL(toggled(bool)), SLOT(setValue(bool)) );
connect( m_lab, SIGNAL(enter()), SLOT(help()) );
connect( m_lab, SIGNAL(reset()), SLOT(reset()) );
row++;
}
void InputBool::help()
{
showHelp(this);
}
void InputBool::setEnabled(bool b)
{
m_enabled = b;
m_cb->setEnabled(b);
m_lab->setEnabled(b);
updateDefault();
updateDependencies();
}
void InputBool::updateDependencies()
{
for (int i=0;i<m_dependencies.count();i++)
{
m_dependencies[i]->setEnabled(m_enabled && m_state);
}
}
void InputBool::setValue( bool s )
{
if (m_state!=s)
{
m_state=s;
updateDefault();
updateDependencies();
m_cb->setChecked( s );
m_value = m_state;
emit changed();
}
}
void InputBool::updateDefault()
{
if (m_state==m_default || !m_lab->isEnabled())
{
m_lab->setText(QString::fromLatin1("<qt>")+m_id+QString::fromLatin1("</qt"));
}
else
{
m_lab->setText(QString::fromLatin1("<qt><font color='red'>")+m_id+QString::fromLatin1("</font></qt>"));
}
}
QVariant &InputBool::value()
{
return m_value;
}
void InputBool::update()
{
QString v = m_value.toString().toLower();
m_state = (v==QString::fromLatin1("yes") ||
v==QString::fromLatin1("true") ||
v==QString::fromLatin1("1"));
m_cb->setChecked( m_state );
updateDefault();
updateDependencies();
}
void InputBool::reset()
{
setValue(m_default);
}
void InputBool::writeValue(QTextStream &t,QTextCodec *codec)
{
if (m_state)
t << codec->fromUnicode(QString::fromLatin1("YES"));
else
t << codec->fromUnicode(QString::fromLatin1("NO"));
}
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