/*
 *   kdeprintfax - a small fax utility 
 *   Copyright (C) 2001  Michael Goffioul 
 * 
 *   This program 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. 
 * 
 *   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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. 
 * 
 */ 
 
#include "confsystem.h" 
#include "defcmds.h" 
 
#include <qlineedit.h> 
#include <qlabel.h> 
#include <qlayout.h> 
#include <qcombobox.h>
 
#include <kglobal.h> 
#include <kconfig.h> 
#include <klocale.h>
#include <kseparator.h>

#include <stdlib.h>
 
#define	EFAX_ID		0 
#define	HYLAFAX_ID	1
#define	MGETTY_ID	2
#define OTHER_ID    3
 
ConfSystem::ConfSystem(QWidget *parent, const char *name) 
: QWidget(parent, name) 
{ 
	m_system = new QComboBox(this);
	m_system->insertItem("EFax");
	m_system->insertItem("HylaFax");
	m_system->insertItem("Mgetty-sendfax");
	m_system->insertItem( "Other" );
	m_command = new QLineEdit(this);
	QLabel	*syslabel = new QLabel(i18n("F&ax system:"), this);
	QLabel	*cmdlabel = new QLabel(i18n("Co&mmand:"), this);
	syslabel->setBuddy(m_system);
	cmdlabel->setBuddy(m_command);
	connect(m_system, SIGNAL(activated(int)), SLOT(slotSystemChanged(int)));
	m_current = 0;
	m_system->setCurrentItem(m_current);

	QWidget	*m_dummy1 = new QWidget(this), *m_dummy2 = new QWidget(this);
	m_server = new QLineEdit(m_dummy1);
	m_device = new QComboBox(m_dummy2);
	QLabel	*srvlabel = new QLabel(i18n("Fax &server (if any):"), m_dummy1);
	QLabel	*devlabel = new QLabel(i18n("&Fax/Modem device:"), m_dummy2);
	srvlabel->setBuddy(m_server);
	devlabel->setBuddy(m_device);
	m_device->insertItem(i18n("Standard Modem Port"));
	for (int i=0; i<10; i++)
		m_device->insertItem(i18n("Serial Port #%1").arg(i));
	m_device->insertItem( i18n( "Other" ) );
	connect( m_device, SIGNAL( activated( int ) ), SLOT( slotDeviceChanged( int ) ) );
	m_device_edit = new QLineEdit( m_dummy2 );
	slotDeviceChanged( 0 );

	KSeparator	*sep = new KSeparator(this);
	sep->setMinimumHeight(10);
 
	QVBoxLayout	*l0 = new QVBoxLayout(this, 10, 10);
	QGridLayout	*l1 = new QGridLayout(0, 2, 2, 0, 10);
	l0->addLayout(l1);
	l1->setColStretch(1, 1);
	l1->addWidget(syslabel, 0, 0);
	l1->addWidget(cmdlabel, 1, 0);
	l1->addWidget(m_system, 0, 1);
	l1->addWidget(m_command, 1, 1);
	l0->addWidget(sep);
	l0->addWidget(m_dummy1);
	l0->addWidget(m_dummy2);
	l0->addStretch(1); 
	QHBoxLayout	*l4 = new QHBoxLayout(m_dummy1, 0, 10);
	l4->addWidget(srvlabel, 0);
	l4->addWidget(m_server, 1);
	QGridLayout	*l5 = new QGridLayout( m_dummy2, 2, 2, 0, 10 );
	l5->setColStretch( 1, 1 );
	l5->addWidget(devlabel, 0, 0);
	l5->addWidget(m_device, 0, 1);
	l5->addWidget( m_device_edit, 1, 1 );
} 
 
void ConfSystem::load() 
{ 
	KConfig	*conf = KGlobal::config(); 
	conf->setGroup("System");
	m_commands << conf->readPathEntry("EFax", defaultCommand(efax_default_cmd)); 
	m_commands << conf->readPathEntry("HylaFax", defaultCommand(hylafax_default_cmd));
	m_commands << conf->readPathEntry("Mgetty", defaultCommand(mgetty_default_cmd));
	m_commands << conf->readPathEntry( "Other", QString::null );
	QString	v = conf->readEntry("System", "efax");
	if (v == "mgetty") m_current = MGETTY_ID;
	else if (v == "hylafax") m_current = HYLAFAX_ID;
	else if ( v == "other" ) m_current = OTHER_ID;
	else m_current = EFAX_ID;
	conf->setGroup("Fax");
	m_server->setText(conf->readEntry("Server", getenv("FAXSERVER")));
	v = conf->readEntry("Device", "modem");
	if (v.startsWith("ttyS"))
		m_device->setCurrentItem(v.right(v.length()-4).toInt()+1);
	else if ( v == "modem" )
		m_device->setCurrentItem(0);
	else
	{
		m_device->setCurrentItem( m_device->count()-1 );
		m_device_edit->setText( "/dev/" + v );
		slotDeviceChanged( m_device->count()-1 );
	}

	m_system->setCurrentItem(m_current);
	m_command->setText(m_commands[m_current]);
	slotSystemChanged(m_current);
}
 
void ConfSystem::save()
{
	m_commands[ m_current ] = m_command->text();
	KConfig	*conf = KGlobal::config();
	conf->setGroup("System");
	if (m_commands[EFAX_ID] != defaultCommand(efax_default_cmd))
		conf->writePathEntry("EFax", m_commands[EFAX_ID]);
	else
		conf->deleteEntry("EFax");
	if (m_commands[HYLAFAX_ID] != defaultCommand(hylafax_default_cmd))
		conf->writePathEntry("HylaFax", m_commands[HYLAFAX_ID]);
	else
		conf->deleteEntry("HylaFax");
	if (m_commands[MGETTY_ID] != defaultCommand(mgetty_default_cmd))
		conf->writePathEntry("Mgetty", m_commands[MGETTY_ID]);
	else
		conf->deleteEntry("Mgetty");
	if ( !m_commands[ OTHER_ID ].isEmpty() )
		conf->writeEntry( "Other", m_commands[ OTHER_ID ] );
	else
		conf->deleteEntry( "Other" );
	int	ID = m_system->currentItem();
	switch (ID)
	{
		case EFAX_ID: conf->writeEntry("System", "efax"); break;
		case HYLAFAX_ID: conf->writeEntry("System", "hylafax"); break;
		case MGETTY_ID: conf->writeEntry("System", "mgetty"); break;
		case OTHER_ID: conf->writeEntry( "System", "other" ); break;
	}
	conf->setGroup("Fax");
	if ( m_device->currentItem() != ( m_device->count()-1 ) )
		conf->writeEntry("Device", m_device->currentItem() == 0 ? QString("modem") : QString("ttyS%1").arg(m_device->currentItem()-1));
	else
	{
		QString dev = m_device_edit->text();
		// strip leading "/dev/"
		if ( dev.startsWith( "/dev/" ) )
			dev = dev.mid( 5 );
		conf->writeEntry( "Device", dev );
	}
	if (m_server->text().isEmpty())
		conf->deleteEntry("Server");
	else
		conf->writeEntry("Server", m_server->text());
}

void ConfSystem::slotSystemChanged(int ID)
{
	m_commands[m_current] = m_command->text();
	m_current = ID;
	if (ID == EFAX_ID)
		m_device->parentWidget()->show();
	else
		m_device->parentWidget()->hide();
	if (ID == HYLAFAX_ID)
		m_server->parentWidget()->show();
	else
		m_server->parentWidget()->hide();
	m_command->setText(m_commands[m_current]);
}

void ConfSystem::slotDeviceChanged( int ID )
{
	if ( ID != ( m_device->count()-1 ) )
		m_device_edit->hide();
	else
		m_device_edit->show();
}

#include "confsystem.moc"
