The usual... fix warnings about unused parameters

2 files changed, 3 insertions, 1 deletions

diff --git a/libopie2/opiemm/oimagezoomer.cpp b/libopie2/opiemm/oimagezoomer.cpp
index d1eec67..b7ef238 100644
--- a/libopie2/opiemm/oimagezoomer.cpp
+++ b/libopie2/opiemm/oimagezoomer.cpp
@@ -1,233 +1,233 @@
 #include "oimagezoomer.h"
 
 #include <opie2/odebug.h>
 
 #include <qimage.h>
 #include <qpixmap.h>
 #include <qpainter.h>
 #include <qrect.h>
 #include <qpoint.h>
 #include <qsize.h>
 
 namespace Opie {
 namespace MM {
 
 /**
  * \brief The most simple c'tor
  * The main c'tor. You still need to set a QPixmap/QIMage,
  *  setImageSize,setViewPortSize,setVisiblePoint
  *
  * @param parent The parent widget
  * @param name A name for this widget
  * @param fl The widget flags
  *
  */
 OImageZoomer::OImageZoomer( QWidget* parent,  const char* name,  WFlags fl )
     :  QFrame( parent, name, fl ) {
     init();
 }
 
 
 /**
  * \brief This c'tor takes a QPixmap additional
  *
  * You initially set the QPixmap but you still need to provide
  * the additional data to make this widget useful
  *
  * @param pix A Pixmap it'll be converted to a QImage later!
  * @param par The parent widget
  * @param name The name of this widget
  * @param fl The widget flags
  */
 OImageZoomer::OImageZoomer( const QPixmap& pix, QWidget* par, const char* name, WFlags fl )
     : QFrame( par, name, fl ) {
     init();
     setImage( pix );
 }
 
 
 /**
  * \brief This c'tor takes a QImage instead
  * You just provide a QImage which is saved. It behaves the same as the others.
  *
  * @param img A Image which will be used for the zoomer content
  * @param par The  parent of the widget
  * @param name The name of the widget
  * @param fl The widgets flags
  */
 OImageZoomer::OImageZoomer( const QImage& img, QWidget* par, const char* name,  WFlags fl)
     : QFrame( par, name, fl ) {
     init();
     setImage( img );
 }
 
 
 /**
  * \brief overloaded c'tor
  *
  * This differs only in the arguments it takes
  *
  *
  * @param pSize The size of the Page you show
  * @param vSize The size of the viewport. The size of the visible part of the widget
  * @param par The parent of the widget
  * @param name The name
  * @param fl The window flags
  */
 OImageZoomer::OImageZoomer( const QSize& pSize, const QSize& vSize, QWidget* par,
                             const char* name, WFlags fl )
     : QFrame( par, name, fl ), m_imgSize( pSize ),m_visSize( vSize ) {
     init();
 }
 
 /**
  * d'tor
  */
 OImageZoomer::~OImageZoomer() {
 
 }
 
 void OImageZoomer::init() {
     m_mevent = false;
     setFrameStyle( Panel | Sunken );
 }
 
 
 /**
  * \brief set the page/image size
  * Tell us the QSize of the Data you show to the user. We need this
  * to do the calculations
  *
  * @param size The size of the stuff you want to zoom on
  */
 void OImageZoomer::setImageSize( const QSize& size ) {
     m_imgSize = size;
     repaint();
 }
 
 /**
  * \brief Set the size of the viewport
  * Tell us the QSize of the viewport. The viewport is the part
  * of the widget which is exposed on the screen
  *
  * @param size Te size of the viewport
  *
  * @see QScrollView::viewport()
  */
 void OImageZoomer::setViewPortSize( const QSize& size ) {
     m_visSize = size;
     repaint();
 }
 
 /**
  * \brief the point in the topleft corner which is currently visible
  * Set the visible point. This most of the times relate to QScrollView::contentsX()
  * and QScrollView::contentsY()
  *
  * @see setVisiblePoint(int,int)
  */
 void OImageZoomer::setVisiblePoint( const QPoint& pt ) {
     m_visPt = pt;
     repaint();
 }
 
 
 /**
  * Set the Image. The image will be resized on resizeEvent
  * and it'll set the QPixmap background
  *
  * @param img The image will be stored internally and used as the background
  */
 void OImageZoomer::setImage( const QImage& img) {
     m_img = img;
     resizeEvent( 0 );
     repaint();
 }
 
 /**
  * overloaded function it calls the QImage version
  */
 void OImageZoomer::setImage( const QPixmap& pix) {
     setImage( pix.convertToImage() );
 }
 
 void OImageZoomer::resizeEvent( QResizeEvent* ev ) {
     QFrame::resizeEvent( ev );
     setBackgroundOrigin(  QWidget::WidgetOrigin );
     // TODO Qt3 use PalettePixmap and use size
     QPixmap pix; pix.convertFromImage( m_img.smoothScale( size().width(), size().height() ) );
     setBackgroundPixmap( pix);
 }
 
 void OImageZoomer::drawContents( QPainter* p ) {
     /*
      * if the page size
      */
     if ( m_imgSize.isEmpty() )
         return;
 
    /*
     * paint a red rect which represents the visible size
     *
     * We need to recalculate x,y and width and height of the
     * rect. So image size relates to contentRect
     *
     */
     QRect c( contentsRect() );
     p->setPen( Qt::red );
 
     /*
      * the contentRect is set equal to the size of the image
      * Rect/Original = NewRectORWidth/OriginalVisibleStuff and then simply we
      * need to add the c.y/x due usage of QFrame
      * For x and y we use the visiblePoint
      * For height and width we use the size of the viewport
      * if width/height would be bigger than our widget we use this width/height
      *
      */
     int len = m_imgSize.width();
     int x = (c.width()*m_visPt.x())/len        + c.x();
     int w = (c.width()*m_visSize.width() )/len + c.x();
     if ( w > c.width() ) w = c.width();
 
     len = m_imgSize.height();
     int y = (c.height()*m_visPt.y() )/len          + c.y();
     int h = (c.height()*m_visSize.height() )/len + c.y();
     if ( h > c.height() ) h = c.height();
 
     p->drawRect( x, y, w, h );
 }
 
-void OImageZoomer::mousePressEvent( QMouseEvent*ev) {
+void OImageZoomer::mousePressEvent( QMouseEvent*) {
     m_mouseX = m_mouseY = -1;
     m_mevent = true;
 }
 
 void OImageZoomer::mouseReleaseEvent( QMouseEvent*ev) {
     if (!m_mevent) return;
     int mx, my;
     mx = ev->x();
     my = ev->y();
     int diffx = (mx) * m_imgSize.width() / width();
     int diffy = (my) * m_imgSize.height() / height();
     emit zoomArea(diffx,diffy);
 }
 
 void OImageZoomer::mouseMoveEvent( QMouseEvent* ev ) {
     int mx, my;
     mx = ev->x();
     my = ev->y();
 
     if ( m_mouseX != -1 && m_mouseY != -1 ) {
         m_mevent = false;
         int diffx = ( mx - m_mouseX ) * m_imgSize.width() / width();
         int diffy = ( my - m_mouseY ) * m_imgSize.height() / height();
         emit zoomAreaRel( diffx, diffy );
     }
     m_mouseX = mx;
     m_mouseY = my;
 }
 
 
 }
 }
diff --git a/libopie2/opiemm/osoundsystem.cpp b/libopie2/opiemm/osoundsystem.cpp
index 2b17230..763ff65 100644
--- a/libopie2/opiemm/osoundsystem.cpp
+++ b/libopie2/opiemm/osoundsystem.cpp
@@ -1,315 +1,317 @@
 /*
                              This file is part of the Opie Project
 
                              (C) 2003 Michael 'Mickey' Lauer <mickey@tm.informatik.uni-frankfurt.de>
               =.
             .=l.
            .>+-=
  _;:,     .>    :=|.         This program is free software; you can
 .> <`_,   >  .   <=          redistribute it and/or  modify it under
 :`=1 )Y*s>-.--   :           the terms of the GNU Library General Public
 .="- .-=="i,     .._         License as published by the Free Software
  - .   .-<_>     .<>         Foundation; either version 2 of the License,
      ._= =}       :          or (at your option) any later version.
     .%`+i>       _;_.
     .i_,=:_.      -<s.       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
 ..}^=.=       =       ;      Library General Public License for more
 ++=   -.     .`     .:       details.
  :     =  ...= . :.=-
  -.   .:....=;==+<;          You should have received a copy of the GNU
   -_. . .   )=.  =           Library General Public License along with
     --        :-=`           this library; see the file COPYING.LIB.
                              If not, write to the Free Software Foundation,
                              Inc., 59 Temple Place - Suite 330,
                              Boston, MA 02111-1307, USA.
 
 */
 
 #include <opie2/osoundsystem.h>
 #include <opie2/odebug.h>
 
 #include <errno.h>
 #include <fcntl.h>
 #include <string.h>
 #include <sys/ioctl.h>
 #include <sys/types.h>
 #include <sys/soundcard.h>
 #include <sys/stat.h>
 
 
 using namespace Opie::Core;
 using namespace Opie::MM;
 /*======================================================================================
  * OSoundSystem
  *======================================================================================*/
 
 OSoundSystem* OSoundSystem::_instance = 0;
 
 OSoundSystem::OSoundSystem()
 {
     odebug << "OSoundSystem::OSoundSystem()" << oendl;
     synchronize();
 }
 
 void OSoundSystem::synchronize()
 {
     // gather available interfaces by inspecting /dev
     //FIXME: we could use SIOCGIFCONF here, but we aren't interested in virtual (e.g. eth0:0) devices
     //FIXME: Use SIOCGIFCONF anway, because we can disable listing of aliased devices
 
     _interfaces.clear();
     _interfaces.insert( "soundcard", new OSoundCard( this, "soundcard" ) );
 
 
     /*
 
     QString str;
     QFile f( "/dev/sound" );
     bool hasFile = f.open( IO_ReadOnly );
     if ( !hasFile )
     {
         odebug << "OSoundSystem: /dev/sound not existing. No sound devices available" << oendl;
         return;
     }
     QTextStream s( &f );
     s.readLine();
     s.readLine();
     while ( !s.atEnd() )
     {
         s >> str;
         str.truncate( str.find( ':' ) );
         odebug << "OSoundSystem: found interface '" <<  str << "'" << oendl; 
         OAudioInterface* iface;
         iface = new OAudioInterface( this, (const char*) str );
 
         _interfaces.insert( str, iface );
         s.readLine();
     }
 */
 }
 
 
 int OSoundSystem::count() const
 {
     return _interfaces.count();
 }
 
 
 OSoundCard* OSoundSystem::card( const QString& iface ) const
 {
     return _interfaces[iface];
 }
 
 
 OSoundSystem* OSoundSystem::instance()
 {
     if ( !_instance ) _instance = new OSoundSystem();
     return _instance;
 }
 
 
 OSoundSystem::CardIterator OSoundSystem::iterator() const
 {
     return OSoundSystem::CardIterator( _interfaces );
 }
 
 
 /*======================================================================================
  * OSoundCard
  *======================================================================================*/
 
 OSoundCard::OSoundCard( QObject* parent, const char* name )
                  :QObject( parent, name ), _audio( 0 ), _mixer( 0 )
 {
     odebug << "OSoundCard::OSoundCard()" << oendl;
     init();
 }
 
 
 OSoundCard::~OSoundCard()
 {
 }
 
 
 void OSoundCard::init()
 {
     _audio = new OAudioInterface( this, "/dev/dsp" );
     _mixer = new OMixerInterface( this, "/dev/mixer" );
 }
 
 
 /*======================================================================================
  * OAudioInterface
  *======================================================================================*/
 
 OAudioInterface::OAudioInterface( QObject* parent, const char* name )
                  :QObject( parent, name ), _sfd(0)
 {
     odebug << "OAudioInterface::OAudioInterface()" << oendl;
     init();
 }
 
 
 OAudioInterface::~OAudioInterface()
 {
 }
 
 
 void OAudioInterface::init()
 {
 
 
 }
 
 
 /*======================================================================================
  * OMixerInterface
  *======================================================================================*/
 
 OMixerInterface::OMixerInterface( QObject* parent, const char* name )
                  :QObject( parent, name )
 {
     odebug << "OMixerInterface::OMixerInterface()" << oendl;
     init();
 }
 
 
 OMixerInterface::~OMixerInterface()
 {
 }
 
 
 void OMixerInterface::init()
 {
     // open the device
     _fd = ::open( name(), O_RDWR );
     if ( _fd == -1 )
     {
         owarn << "OMixerInterface::init(): Can't open mixer." << oendl;
         return;
     }
 
     // construct the device capabilities
     int devmask = 0;
     if ( ioctl( _fd, SOUND_MIXER_READ_DEVMASK, &devmask ) != -1 )
     {
         if ( devmask & ( 1 << SOUND_MIXER_VOLUME ) )    _channels.insert( "PlayVolume", SOUND_MIXER_VOLUME );
         if ( devmask & ( 1 << SOUND_MIXER_BASS ) )      _channels.insert( "PlayBass", SOUND_MIXER_BASS );
         if ( devmask & ( 1 << SOUND_MIXER_TREBLE ) )    _channels.insert( "PlayTreble", SOUND_MIXER_TREBLE );
         if ( devmask & ( 1 << SOUND_MIXER_SYNTH ) )     _channels.insert( "PlaySynth", SOUND_MIXER_SYNTH );
         if ( devmask & ( 1 << SOUND_MIXER_PCM ) )       _channels.insert( "PlayPCM", SOUND_MIXER_PCM );
         if ( devmask & ( 1 << SOUND_MIXER_SPEAKER ) )   _channels.insert( "PlaySpeaker", SOUND_MIXER_SPEAKER );
         if ( devmask & ( 1 << SOUND_MIXER_LINE ) )      _channels.insert( "PlayLine", SOUND_MIXER_LINE );
         if ( devmask & ( 1 << SOUND_MIXER_MIC ) )       _channels.insert( "PlayMic", SOUND_MIXER_MIC );
         if ( devmask & ( 1 << SOUND_MIXER_CD ) )        _channels.insert( "PlayCD", SOUND_MIXER_CD );
         if ( devmask & ( 1 << SOUND_MIXER_IMIX ) )      _channels.insert( "PlayInputMix", SOUND_MIXER_IMIX );
         if ( devmask & ( 1 << SOUND_MIXER_ALTPCM ) )    _channels.insert( "PlayAltPCM", SOUND_MIXER_ALTPCM );
         if ( devmask & ( 1 << SOUND_MIXER_RECLEV ) )    _channels.insert( "PlayRecord", SOUND_MIXER_RECLEV );
         if ( devmask & ( 1 << SOUND_MIXER_IGAIN ) )     _channels.insert( "PlayInputGain", SOUND_MIXER_IGAIN );
         if ( devmask & ( 1 << SOUND_MIXER_OGAIN ) )     _channels.insert( "PlayOutputGain", SOUND_MIXER_OGAIN );
         //odebug << "devmask available and constructed." << oendl;
     }
 
     devmask = 0;
     if ( ioctl( _fd, SOUND_MIXER_READ_RECMASK, &devmask ) != -1 )
     {
         if ( devmask & ( 1 << SOUND_MIXER_VOLUME ) )    _channels.insert( "RecVolume", SOUND_MIXER_VOLUME );
         if ( devmask & ( 1 << SOUND_MIXER_BASS ) )      _channels.insert( "RecBass", SOUND_MIXER_BASS );
         if ( devmask & ( 1 << SOUND_MIXER_TREBLE ) )    _channels.insert( "RecTreble", SOUND_MIXER_TREBLE );
         if ( devmask & ( 1 << SOUND_MIXER_SYNTH ) )     _channels.insert( "RecSynth", SOUND_MIXER_SYNTH );
         if ( devmask & ( 1 << SOUND_MIXER_PCM ) )       _channels.insert( "RecPCM", SOUND_MIXER_PCM );
         if ( devmask & ( 1 << SOUND_MIXER_SPEAKER ) )   _channels.insert( "RecSpeaker", SOUND_MIXER_SPEAKER );
         if ( devmask & ( 1 << SOUND_MIXER_LINE ) )      _channels.insert( "RecLine", SOUND_MIXER_LINE );
         if ( devmask & ( 1 << SOUND_MIXER_MIC ) )       _channels.insert( "RecMic", SOUND_MIXER_MIC );
         if ( devmask & ( 1 << SOUND_MIXER_CD ) )        _channels.insert( "RecCD", SOUND_MIXER_CD );
         if ( devmask & ( 1 << SOUND_MIXER_IMIX ) )      _channels.insert( "RecInputMix", SOUND_MIXER_IMIX );
         if ( devmask & ( 1 << SOUND_MIXER_ALTPCM ) )    _channels.insert( "RecAltPCM", SOUND_MIXER_ALTPCM );
         if ( devmask & ( 1 << SOUND_MIXER_RECLEV ) )    _channels.insert( "RecRecord", SOUND_MIXER_RECLEV );
         if ( devmask & ( 1 << SOUND_MIXER_IGAIN ) )     _channels.insert( "RecInputGain", SOUND_MIXER_IGAIN );
         if ( devmask & ( 1 << SOUND_MIXER_OGAIN ) )     _channels.insert( "RecOutputGain", SOUND_MIXER_OGAIN );
         //odebug << "recmask available and constructed." << oendl;
     }
 
 /*    ChannelIterator it;
     for ( it = _channels.begin(); it != _channels.end(); ++it )
     {
         odebug << "Channel " <<  it.key() << " available (bit " << it.data() << ")" << oendl; 
         odebug << " +--- Volume: " << volume( it.key() ) & 0xff << " | " << volume( it.key() ) >> 8 << "" << oendl; 
     }
 */
 }
 
 QStringList OMixerInterface::allChannels() const
 {
     ChannelIterator it = _channels.begin();
     QStringList channels;
     while ( it != _channels.end() )
     {
         channels += it.key();
         it++;
     }
     return channels;
 }
 
 
 QStringList OMixerInterface::recChannels() const
 {
     owarn << "NYI" << oendl;
+    return QStringList();
 }
 
 
 QStringList OMixerInterface::playChannels() const
 {
     owarn << "NYI" << oendl;
+    return QStringList();
 }
 
 
 bool OMixerInterface::hasChannel( const QString& channel )
 {
     return _channels.contains( channel );
 }
 
 
 void OMixerInterface::setVolume( const QString& channel, int left, int right )
 {
     int volume = left;
     volume |= ( right == -1 ) ? left << 8 : right << 8;
 
     if ( _channels.contains( channel ) )
     {
         int result = ioctl( _fd, MIXER_WRITE( _channels[channel] ), &volume );
         if ( result == -1 )
         {
             owarn << "Can't set volume: " << strerror( errno ) << oendl;
         }
         else
         {
             if ( result & 0xff != left )
             {
                 owarn << "Device adjusted volume from " << left << " to " << (result & 0xff) << oendl;
             }
         }
     }
 }
 
 
 int OMixerInterface::volume( const QString& channel ) const
 {
     int volume;
 
     if ( _channels.contains( channel ) )
     {
         if ( ioctl( _fd, MIXER_READ( _channels[channel] ), &volume ) == -1 )
         {
             owarn << "Can't get volume: " << strerror( errno ) << oendl;
         }
         else return volume;
     }
     return -1;
 }