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/*
*
* $Id: k3bwriterselectionwidget.cpp 690635 2007-07-21 16:47:29Z trueg $
* Copyright (C) 2003 Sebastian Trueg <trueg@k3b.org>
*
* This file is part of the K3b project.
* Copyright (C) 1998-2007 Sebastian Trueg <trueg@k3b.org>
*
* 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.
* See the file "COPYING" for the exact licensing terms.
*/
#include "k3bwriterselectionwidget.h"
#include "k3bapplication.h"
#include "k3bmediacache.h"
#include <k3bmediaselectioncombobox.h>
#include <k3bdevice.h>
#include <k3bdevicemanager.h>
#include <k3bglobals.h>
#include <k3bcore.h>
#include <klocale.h>
#include <kdialog.h>
#include <kconfig.h>
#include <kcombobox.h>
#include <kmessagebox.h>
#include <kiconloader.h>
#include <kinputdialog.h>
#include <tqlabel.h>
#include <tqlayout.h>
#include <tqgroupbox.h>
#include <tqtooltip.h>
#include <tqtoolbutton.h>
#include <tqwhatsthis.h>
#include <tqmap.h>
#include <tqptrvector.h>
#include <tqcursor.h>
#include <tqapplication.h>
class K3bWriterSelectionWidget::MediaSelectionComboBox : public K3bMediaSelectionComboBox
{
public:
MediaSelectionComboBox( TQWidget* tqparent )
: K3bMediaSelectionComboBox( tqparent ),
m_overrideDevice( 0 ) {
}
void setOverrideDevice( K3bDevice::Device* dev, const TQString& s, const TQString& t ) {
m_overrideDevice = dev;
m_overrideString = s;
m_overrideToolTip = t;
updateMedia();
}
K3bDevice::Device* overrideDevice() const {
return m_overrideDevice;
}
protected:
bool showMedium( const K3bMedium& m ) const {
return ( m.device() == m_overrideDevice ||
K3bMediaSelectionComboBox::showMedium( m ) );
}
TQString mediumString( const K3bMedium& m ) const {
if( m.device() == m_overrideDevice )
return m_overrideString;
else
return K3bMediaSelectionComboBox::mediumString( m );
}
TQString mediumToolTip( const K3bMedium& m ) const {
if( m.device() == m_overrideDevice )
return m_overrideToolTip;
else {
TQString s = K3bMediaSelectionComboBox::mediumToolTip( m );
if( !m.diskInfo().empty() && !(wantedMediumState() & m.diskInfo().diskState()) )
s.append( "<p><i>" + i18n("Medium will be overwritten.") + "</i>" );
return s;
}
}
private:
K3bDevice::Device* m_overrideDevice;
TQString m_overrideString;
TQString m_overrideToolTip;
};
class K3bWriterSelectionWidget::Private
{
public:
bool forceAutoSpeed;
bool haveIgnoreSpeed;
bool haveManualSpeed;
int supportedWritingApps;
int lastSetSpeed;
TQMap<int, int> indexSpeedMap;
TQMap<int, int> speedIndexMap;
};
K3bWriterSelectionWidget::K3bWriterSelectionWidget( TQWidget *tqparent, const char *name )
: TQWidget( tqparent, name )
{
d = new Private;
d->forceAutoSpeed = false;
d->supportedWritingApps = K3b::CDRECORD|K3b::CDRDAO|K3b::GROWISOFS;
d->lastSetSpeed = -1;
TQGroupBox* groupWriter = new TQGroupBox( this );
groupWriter->setTitle( i18n( "Burn Medium" ) );
groupWriter->setColumnLayout(0, Qt::Vertical );
groupWriter->tqlayout()->setSpacing( 0 );
groupWriter->tqlayout()->setMargin( 0 );
TQGridLayout* groupWriterLayout = new TQGridLayout( groupWriter->tqlayout() );
groupWriterLayout->tqsetAlignment( TQt::AlignTop );
groupWriterLayout->setSpacing( KDialog::spacingHint() );
groupWriterLayout->setMargin( KDialog::marginHint() );
TQLabel* labelSpeed = new TQLabel( groupWriter, "TextLabel1" );
labelSpeed->setText( i18n( "Speed:" ) );
m_comboSpeed = new KComboBox( false, groupWriter, "m_comboSpeed" );
m_comboSpeed->setAutoMask( false );
m_comboSpeed->setDuplicatesEnabled( false );
m_comboMedium = new MediaSelectionComboBox( groupWriter );
m_writingAppLabel = new TQLabel( i18n("Writing app:"), groupWriter );
m_comboWritingApp = new KComboBox( groupWriter );
groupWriterLayout->addWidget( m_comboMedium, 0, 0 );
groupWriterLayout->addWidget( labelSpeed, 0, 1 );
groupWriterLayout->addWidget( m_comboSpeed, 0, 2 );
groupWriterLayout->addWidget( m_writingAppLabel, 0, 3 );
groupWriterLayout->addWidget( m_comboWritingApp, 0, 4 );
groupWriterLayout->setColStretch( 0, 1 );
TQGridLayout* mainLayout = new TQGridLayout( this );
mainLayout->tqsetAlignment( TQt::AlignTop );
mainLayout->setSpacing( KDialog::spacingHint() );
mainLayout->setMargin( 0 );
mainLayout->addWidget( groupWriter, 0, 0 );
// tab order
setTabOrder( m_comboMedium, m_comboSpeed );
setTabOrder( m_comboSpeed, m_comboWritingApp );
connect( m_comboMedium, TQT_SIGNAL(selectionChanged(K3bDevice::Device*)), this, TQT_SIGNAL(writerChanged()) );
connect( m_comboMedium, TQT_SIGNAL(selectionChanged(K3bDevice::Device*)),
this, TQT_SIGNAL(writerChanged(K3bDevice::Device*)) );
connect( m_comboMedium, TQT_SIGNAL(newMedia()), this, TQT_SIGNAL(newMedia()) );
connect( m_comboMedium, TQT_SIGNAL(newMedium(K3bDevice::Device*)), this, TQT_SIGNAL(newMedium(K3bDevice::Device*)) );
connect( m_comboMedium, TQT_SIGNAL(newMedium(K3bDevice::Device*)), this, TQT_SLOT(slotNewBurnMedium(K3bDevice::Device*)) );
connect( m_comboWritingApp, TQT_SIGNAL(activated(int)), this, TQT_SLOT(slotWritingAppSelected(int)) );
connect( this, TQT_SIGNAL(writerChanged()), TQT_SLOT(slotWriterChanged()) );
connect( m_comboSpeed, TQT_SIGNAL(activated(int)), this, TQT_SLOT(slotSpeedChanged(int)) );
TQToolTip::add( m_comboMedium, i18n("The medium that will be used for burning") );
TQToolTip::add( m_comboSpeed, i18n("The speed at which to burn the medium") );
TQToolTip::add( m_comboWritingApp, i18n("The external application to actually burn the medium") );
TQWhatsThis::add( m_comboMedium, i18n("<p>Select the medium that you want to use for burning."
"<p>In most cases there will only be one medium available which "
"does not leave much choice.") );
TQWhatsThis::add( m_comboSpeed, i18n("<p>Select the speed with which you want to burn."
"<p><b>Auto</b><br>"
"This will choose the maximum writing speed possible with the used "
"medium. "
"This is the recommended selection for most media.</p>"
"<p><b>Ignore</b> (DVD only)<br>"
"This will leave the speed selection to the writer device. "
"Use this if K3b is unable to set the writing speed."
"<p>1x refers to 1385 KB/s for DVD and 175 KB/s for CD.</p>"
"<p><b>Caution:</b> Make sure your system is able to send the data "
"fast enough to prevent buffer underruns.") );
TQWhatsThis::add( m_comboWritingApp, i18n("<p>K3b uses the command line tools cdrecord, growisofs, and cdrdao "
"to actually write a CD or DVD."
"<p>Normally K3b chooses the best "
"suited application for every task automatically but in some cases it "
"may be possible that one of the applications does not work as intended "
"with a certain writer. In this case one may select the "
"application manually.") );
clearSpeedCombo();
slotConfigChanged(k3bcore->config());
slotWriterChanged();
}
K3bWriterSelectionWidget::~K3bWriterSelectionWidget()
{
delete d;
}
void K3bWriterSelectionWidget::setWantedMediumType( int type )
{
m_comboMedium->setWantedMediumType( type );
}
void K3bWriterSelectionWidget::setWantedMediumState( int state )
{
m_comboMedium->setWantedMediumState( state );
}
int K3bWriterSelectionWidget::wantedMediumType() const
{
return m_comboMedium->wantedMediumType();
}
int K3bWriterSelectionWidget::wantedMediumState() const
{
return m_comboMedium->wantedMediumState();
}
void K3bWriterSelectionWidget::slotConfigChanged( KConfigBase* c )
{
KConfigGroup g( c, "General Options" );
if( g.readBoolEntry( "Manual writing app selection", false ) ) {
m_comboWritingApp->show();
m_writingAppLabel->show();
}
else {
m_comboWritingApp->hide();
m_writingAppLabel->hide();
}
}
void K3bWriterSelectionWidget::slotRefreshWriterSpeeds()
{
if( writerDevice() ) {
TQValueList<int> speeds = k3bappcore->mediaCache()->writingSpeeds( writerDevice() );
int lastSpeed = writerSpeed();
clearSpeedCombo();
m_comboSpeed->insertItem( i18n("Auto") );
if( k3bappcore->mediaCache()->diskInfo( writerDevice() ).isDvdMedia() ) {
m_comboSpeed->insertItem( i18n("Ignore") );
d->haveIgnoreSpeed = true;
}
else
d->haveIgnoreSpeed = false;
if( !d->forceAutoSpeed ) {
if( speeds.isEmpty() || writerDevice() == m_comboMedium->overrideDevice() ) {
//
// In case of the override device we do not know which medium will actually be used
// So this is the only case in which we need to use the device's max writing speed
//
// But we need to know if it will be a CD or DVD medium. Since the override device
// is only used for CD/DVD copy anyway we simply reply on the inserted medium's type.
//
int i = 1;
int speed = ( k3bappcore->mediaCache()->diskInfo( writerDevice() ).isDvdMedia() ? 1385 : 175 );
int max = writerDevice()->maxWriteSpeed();
while( i*speed <= max ) {
insertSpeedItem( i*speed );
// a little hack to handle the stupid 2.4x DVD speed
if( i == 2 && speed == 1385 )
insertSpeedItem( (int)(2.4*1385.0) );
i = ( i == 1 ? 2 : i+2 );
}
//
// Since we do not know the exact max writing speed if an override device is set (we can't becasue
// the writer always returns the speed relative to the inserted medium) we allow the user to specify
// the speed manually
//
m_comboSpeed->insertItem( i18n("More...") );
d->haveManualSpeed = true;
}
else {
for( TQValueList<int>::iterator it = speeds.begin(); it != speeds.end(); ++it )
insertSpeedItem( *it );
}
}
// try to reload last set speed
if( d->lastSetSpeed == -1 )
setSpeed( lastSpeed );
else
setSpeed( d->lastSetSpeed );
}
m_comboSpeed->setEnabled( writerDevice() != 0 );
}
void K3bWriterSelectionWidget::clearSpeedCombo()
{
m_comboSpeed->clear();
d->indexSpeedMap.clear();
d->speedIndexMap.clear();
d->haveManualSpeed = false;
d->haveIgnoreSpeed = false;
}
void K3bWriterSelectionWidget::insertSpeedItem( int speed )
{
if( !d->speedIndexMap.tqcontains( speed ) ) {
d->indexSpeedMap[m_comboSpeed->count()] = speed;
d->speedIndexMap[speed] = m_comboSpeed->count();
if( k3bappcore->mediaCache()->diskInfo( writerDevice() ).isDvdMedia() )
m_comboSpeed->insertItem( ( speed%1385 > 0
? TQString::number( (float)speed/1385.0, 'f', 1 ) // example: DVD+R(W): 2.4x
: TQString::number( speed/1385 ) )
+ "x" );
else
m_comboSpeed->insertItem( TQString("%1x").tqarg(speed/175) );
}
}
void K3bWriterSelectionWidget::slotWritingAppSelected( int )
{
emit writingAppChanged( selectedWritingApp() );
}
K3bDevice::Device* K3bWriterSelectionWidget::writerDevice() const
{
return m_comboMedium->selectedDevice();
}
TQValueList<K3bDevice::Device*> K3bWriterSelectionWidget::allDevices() const
{
return m_comboMedium->allDevices();
}
void K3bWriterSelectionWidget::setWriterDevice( K3bDevice::Device* dev )
{
m_comboMedium->setSelectedDevice( dev );
}
void K3bWriterSelectionWidget::setSpeed( int s )
{
d->lastSetSpeed = -1;
if( d->haveIgnoreSpeed && s < 0 )
m_comboSpeed->setCurrentItem( 1 ); // Ignore
else if( d->speedIndexMap.tqcontains( s ) )
m_comboSpeed->setCurrentItem( d->speedIndexMap[s] );
else {
m_comboSpeed->setCurrentItem( 0 ); // Auto
d->lastSetSpeed = s; // remember last set speed
}
}
void K3bWriterSelectionWidget::setWritingApp( int app )
{
switch( app ) {
case K3b::CDRECORD:
m_comboWritingApp->setCurrentItem( "cdrecord" );
break;
case K3b::CDRDAO:
m_comboWritingApp->setCurrentItem( "cdrdao" );
break;
case K3b::DVDRECORD:
m_comboWritingApp->setCurrentItem( "dvdrecord" );
break;
case K3b::GROWISOFS:
m_comboWritingApp->setCurrentItem( "growisofs" );
break;
case K3b::DVD_RW_FORMAT:
m_comboWritingApp->setCurrentItem( "dvd+rw-format" );
break;
default:
m_comboWritingApp->setCurrentItem( 0 ); // Auto
break;
}
}
int K3bWriterSelectionWidget::writerSpeed() const
{
if( m_comboSpeed->currentItem() == 0 )
return 0; // Auto
else if( d->haveIgnoreSpeed && m_comboSpeed->currentItem() == 1 )
return -1; // Ignore
else
return d->indexSpeedMap[m_comboSpeed->currentItem()];
}
int K3bWriterSelectionWidget::writingApp() const
{
KConfigGroup g( k3bcore->config(), "General Options" );
if( g.readBoolEntry( "Manual writing app selection", false ) ) {
return selectedWritingApp();
}
else
return K3b::DEFAULT;
}
int K3bWriterSelectionWidget::selectedWritingApp() const
{
return K3b::writingAppFromString( m_comboWritingApp->currentText() );
}
void K3bWriterSelectionWidget::slotSpeedChanged( int s )
{
// the last item is the manual speed selection item
if( d->haveManualSpeed && s == m_comboSpeed->count() - 1 ) {
slotManualSpeed();
}
else {
d->lastSetSpeed = d->indexSpeedMap[s];
if( K3bDevice::Device* dev = writerDevice() )
dev->setCurrentWriteSpeed( writerSpeed() );
}
}
void K3bWriterSelectionWidget::slotWriterChanged()
{
slotRefreshWriterSpeeds();
slotRefreshWritingApps();
// save last selected writer
if( K3bDevice::Device* dev = writerDevice() ) {
KConfigGroup g( k3bcore->config(), "General Options" );
g.writeEntry( "current_writer", dev->devicename() );
}
}
void K3bWriterSelectionWidget::setSupportedWritingApps( int i )
{
int oldApp = writingApp();
d->supportedWritingApps = i;
slotRefreshWritingApps();
setWritingApp( oldApp );
}
void K3bWriterSelectionWidget::slotRefreshWritingApps()
{
int i = 0;
// select the ones that make sense
if( k3bappcore->mediaCache()->diskInfo( writerDevice() ).isDvdMedia() )
i = K3b::GROWISOFS|K3b::DVD_RW_FORMAT|K3b::DVDRECORD;
else
i = K3b::CDRDAO|K3b::CDRECORD;
// now strip it down to the ones we support
i &= d->supportedWritingApps;
m_comboWritingApp->clear();
m_comboWritingApp->insertItem( i18n("Auto") );
if( i & K3b::CDRDAO )
m_comboWritingApp->insertItem( "cdrdao" );
if( i & K3b::CDRECORD )
m_comboWritingApp->insertItem( "cdrecord" );
if( i & K3b::DVDRECORD )
m_comboWritingApp->insertItem( "dvdrecord" );
if( i & K3b::GROWISOFS )
m_comboWritingApp->insertItem( "growisofs" );
if( i & K3b::DVD_RW_FORMAT )
m_comboWritingApp->insertItem( "dvd+rw-format" );
m_comboWritingApp->setEnabled( writerDevice() != 0 );
}
void K3bWriterSelectionWidget::loadConfig( KConfigBase* c )
{
setWriterDevice( k3bcore->deviceManager()->findDevice( c->readEntry( "writer_device" ) ) );
setSpeed( c->readNumEntry( "writing_speed", 0 ) );
setWritingApp( K3b::writingAppFromString( c->readEntry( "writing_app" ) ) );
}
void K3bWriterSelectionWidget::saveConfig( KConfigBase* c )
{
c->writeEntry( "writing_speed", writerSpeed() );
c->writeEntry( "writer_device", writerDevice() ? writerDevice()->devicename() : TQString() );
c->writeEntry( "writing_app", m_comboWritingApp->currentText() );
}
void K3bWriterSelectionWidget::loadDefaults()
{
// ignore the writer
m_comboSpeed->setCurrentItem( 0 ); // Auto
setWritingApp( K3b::DEFAULT );
}
void K3bWriterSelectionWidget::setForceAutoSpeed( bool b )
{
d->forceAutoSpeed = b;
slotRefreshWriterSpeeds();
}
void K3bWriterSelectionWidget::setOverrideDevice( K3bDevice::Device* dev, const TQString& overrideString, const TQString& tooltip )
{
m_comboMedium->setOverrideDevice( dev, overrideString, tooltip );
}
void K3bWriterSelectionWidget::slotNewBurnMedium( K3bDevice::Device* dev )
{
//
// Try to select a medium that is better suited than the current one
//
if( dev && dev != writerDevice() ) {
K3bMedium medium = k3bappcore->mediaCache()->medium( dev );
//
// Always prefer newly inserted media over the override device
//
if( writerDevice() == m_comboMedium->overrideDevice() ) {
setWriterDevice( dev );
}
//
// Prefer an empty medium over one that has to be erased
//
else if( wantedMediumState() & K3bDevice::STATE_EMPTY &&
!k3bappcore->mediaCache()->diskInfo( writerDevice() ).empty() &&
medium.diskInfo().empty() ) {
setWriterDevice( dev );
}
}
}
void K3bWriterSelectionWidget::slotManualSpeed()
{
//
// We need to know if it will be a CD or DVD medium. Since the override device
// is only used for CD/DVD copy anyway we simply reply on the inserted medium's type.
//
int speedFactor = ( k3bappcore->mediaCache()->diskInfo( writerDevice() ).isDvdMedia() ? 1385 : 175 );
bool ok = true;
int newSpeed = KInputDialog::getInteger( i18n("Set writing speed manually"),
i18n("<p>K3b is not able to perfectly determine the maximum "
"writing speed of an optical writer. Writing speed is always "
"reported subject to the inserted medium."
"<p>Please enter the writing speed here and K3b will remember it "
"for future sessions (Example: 16x)."),
writerDevice()->maxWriteSpeed()/speedFactor,
1,
10000,
1,
10,
&ok,
this ) * speedFactor;
if( ok ) {
writerDevice()->setMaxWriteSpeed( TQMAX( newSpeed, writerDevice()->maxWriteSpeed() ) );
slotRefreshWriterSpeeds();
setSpeed( newSpeed );
}
else {
if( d->lastSetSpeed == -1 )
m_comboSpeed->setCurrentItem( 0 ); // Auto
else
setSpeed( d->lastSetSpeed );
}
}
void K3bWriterSelectionWidget::setIgnoreDevice( K3bDevice::Device* dev )
{
m_comboMedium->setIgnoreDevice( dev );
}
#include "k3bwriterselectionwidget.moc"
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