2 files changed, 803 insertions, 574 deletions

diff --git a/core/launcher/desktop.cpp b/core/launcher/desktop.cpp
index dee5535..a19e4c6 100644
--- a/core/launcher/desktop.cpp
+++ b/core/launcher/desktop.cpp
@@ -1,814 +1,1034 @@
 /**********************************************************************
 ** Copyright (C) 2000 Trolltech AS.  All rights reserved.
 **
 ** This file is part of Qtopia Environment.
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 ** See http://www.trolltech.com/gpl/ for GPL licensing information.
 **
 ** Contact info@trolltech.com if any conditions of this licensing are
 ** not clear to you.
 **
 **********************************************************************/
 
 #include "desktop.h"
 #include "info.h"
 #include "launcher.h"
 #include "mrulist.h"
 #include "qcopbridge.h"
 #include "shutdownimpl.h"
 #include "startmenu.h"
 #include "taskbar.h"
 #include "transferserver.h"
 #include "irserver.h"
 #include "packageslave.h"
 
 #include <qpe/applnk.h>
 #include <qpe/mimetype.h>
 #include <qpe/password.h>
 #include <qpe/config.h>
 #include <qpe/power.h>
 #include <qpe/timeconversion.h>
 #include <qpe/qcopenvelope_qws.h>
+#include <qpe/network.h>
 #include <qpe/global.h>
 
 #if defined( QT_QWS_CUSTOM ) || defined( QT_QWS_IPAQ )
 #include <qpe/custom.h>
 #endif
 
 #include <opie/odevice.h>
 
 #include <qgfx_qws.h>
 #include <qmainwindow.h>
 #include <qmessagebox.h>
 #include <qtimer.h>
 #include <qwindowsystem_qws.h>
 
 #include <qvaluelist.h>
 
 #include <stdlib.h>
 #include <unistd.h>
+#include <fcntl.h>
 
 class QCopKeyRegister
 {
 public:
-  QCopKeyRegister() : keyCode(0) { }
-  QCopKeyRegister(int k, const QString &c, const QString &m)
-  : keyCode(k), channel(c), message(m) { }
-
-  int getKeyCode() const { return keyCode; }
-  QString getChannel() const { return channel; }
-  QString getMessage() const { return message; }
+        QCopKeyRegister() : keyCode( 0 )
+        { }
+        QCopKeyRegister( int k, const QString &c, const QString &m )
+                        : keyCode( k ), channel( c ), message( m )
+        { }
+
+        int getKeyCode() const
+        {
+                return keyCode;
+        }
+        QString getChannel() const
+        {
+                return channel;
+        }
+        QString getMessage() const
+        {
+                return message;
+        }
 
 private:
-  int keyCode;
-  QString channel, message;
+        int keyCode;
+        QString channel, message;
 };
 
 typedef QValueList<QCopKeyRegister> KeyRegisterList;
 KeyRegisterList keyRegisterList;
 
 static Desktop* qpedesktop = 0;
-static int loggedin=0;
-static void login(bool at_poweron)
+static int loggedin = 0;
+static void login( bool at_poweron )
 {
-    if ( !loggedin ) {
-  Global::terminateBuiltin("calibrate");
-  Password::authenticate(at_poweron);
-  loggedin=1;
-  QCopEnvelope e( "QPE/Desktop", "unlocked()" );
-    }
+        if ( !loggedin ) {
+                Global::terminateBuiltin( "calibrate" );
+                Password::authenticate( at_poweron );
+                loggedin = 1;
+                QCopEnvelope e( "QPE/Desktop", "unlocked()" );
+        }
 }
 
 bool Desktop::screenLocked()
 {
-    return loggedin == 0;
+        return loggedin == 0;
 }
 
 /*
   Priority is number of alerts that are needed to pop up
   alert.
  */
 class DesktopPowerAlerter : public QMessageBox
 {
 public:
-    DesktopPowerAlerter( QWidget *parent, const char *name = 0 )
-  : QMessageBox( tr("Battery Status"), "Low Battery",
-           QMessageBox::Critical,
-           QMessageBox::Ok | QMessageBox::Default,
-           QMessageBox::NoButton, QMessageBox::NoButton,
-           parent, name, FALSE )
-    {
-  currentPriority = INT_MAX;
-  alertCount = 0;
-    }
-
-    void alert( const QString &text, int priority );
-    void hideEvent( QHideEvent * );
+        DesktopPowerAlerter( QWidget *parent, const char *name = 0 )
+                        : QMessageBox( tr( "Battery Status" ), "Low Battery",
+                                       QMessageBox::Critical,
+                                       QMessageBox::Ok | QMessageBox::Default,
+                                       QMessageBox::NoButton, QMessageBox::NoButton,
+                                       parent, name, FALSE )
+        {
+                currentPriority = INT_MAX;
+                alertCount = 0;
+        }
+
+        void alert( const QString &text, int priority );
+        void hideEvent( QHideEvent * );
 private:
-    int currentPriority;
-    int alertCount;
+        int currentPriority;
+        int alertCount;
 };
 
 void DesktopPowerAlerter::alert( const QString &text, int priority )
 {
-    alertCount++;
-    if ( alertCount < priority )
-  return;
-    if ( priority > currentPriority )
-  return;
-    currentPriority = priority;
-    setText( text );
-    show();
+        alertCount++;
+        if ( alertCount < priority )
+                return ;
+        if ( priority > currentPriority )
+                return ;
+        currentPriority = priority;
+        setText( text );
+        show();
 }
 
 
 void DesktopPowerAlerter::hideEvent( QHideEvent *e )
 {
-    QMessageBox::hideEvent( e );
-    alertCount = 0;
-    currentPriority = INT_MAX;
+        QMessageBox::hideEvent( e );
+        alertCount = 0;
+        currentPriority = INT_MAX;
 }
 
 
+class QPEScreenSaver : public QWSScreenSaver
+{
+private:
+        int LcdOn;
+
+public:
+        QPEScreenSaver()
+        {
+                m_disable_suspend = 100;
+                m_enable_dim = false;
+                m_enable_lightoff = false;
+                m_enable_onlylcdoff = false;
+
+                m_lcd_status = true;
+
+                m_backlight_bright = -1;
+                m_backlight_forcedoff = false;
+
+                // Make sure the LCD is in fact on, (if opie was killed while the LCD is off it would still be off)
+                ODevice::inst ( ) -> setDisplayStatus ( true );
+        }
+        void restore()
+        {
+                if ( !m_lcd_status )     // We must have turned it off
+                        ODevice::inst ( ) -> setDisplayStatus ( true );
+
+                setBacklight ( -1 );
+        }
+        bool save( int level )
+        {
+                switch ( level ) {
+                        case 0:
+                                if ( m_disable_suspend > 0 && m_enable_dim ) {
+                                        if ( backlight() > 1 )
+                                                setBacklight( 1 ); // lowest non-off
+                                }
+                                return true;
+                                break;
+                        case 1:
+                                if ( m_disable_suspend > 1 && m_enable_lightoff ) {
+                                        setBacklight( 0 ); // off
+                                }
+                                return true;
+                                break;
+                        case 2:
+                                if ( m_enable_onlylcdoff ) {
+                                        ODevice::inst ( ) -> setDisplayStatus ( false );
+                                        m_lcd_status = false;
+                                        return true;
+                                }
+                                else // We're going to suspend the whole machine
+                                {
+                                        if ( ( m_disable_suspend > 2 ) &&
+                                                ( PowerStatusManager::readStatus().acStatus() != PowerStatus::Online ) &&
+                                                ( !Network::networkOnline ( ) ) ) {
+                                                QWSServer::sendKeyEvent( 0xffff, Qt::Key_F34, FALSE, TRUE, FALSE );
+                                                return true;
+                                        }
+                                }
+                                break;
+                }
+                return false;
+        }
+
+private:
+        static int ssi( int interval, Config & config, const QString & enable, const QString & value, int def )
+        {
+                if ( !enable.isEmpty() && config.readNumEntry( enable, 0 ) == 0 )
+                        return 0;
+
+                if ( interval < 0 ) {
+                        // Restore screen blanking and power saving state
+                        interval = config.readNumEntry( value, def );
+                }
+                return interval;
+        }
+
+public:
+        void setIntervals( int i1, int i2, int i3 )
+        {
+                Config config( "qpe" );
+                config.setGroup( "Screensaver" );
+
+                int v[ 4 ];
+                i1 = ssi( i1, config, "Dim", "Interval_Dim", 30 );
+                i2 = ssi( i2, config, "LightOff", "Interval_LightOff", 20 );
+                i3 = ssi( i3, config, "", "Interval", 60 );
+
+                //qDebug("screen saver intervals: %d %d %d", i1, i2, i3);
+
+                v [ 0 ] = QMAX( 1000 * i1, 100 );
+                v [ 1 ] = QMAX( 1000 * i2, 100 );
+                v [ 2 ] = QMAX( 1000 * i3, 100 );
+                v [ 3 ] = 0;
+                m_enable_dim = ( ( i1 != 0 ) ? config. readNumEntry ( "Dim", 1 ) : false );
+                m_enable_lightoff = ( ( i2 != 0 ) ? config. readNumEntry ( "LightOff", 1 ) : false );
+                m_enable_onlylcdoff = config. readNumEntry ( "LcdOffOnly", 0 );
+
+                if ( !i1 && !i2 && !i3 )
+                        QWSServer::setScreenSaverInterval( 0 );
+                else
+                        QWSServer::setScreenSaverIntervals( v );
+        }
+
+        void setInterval ( int interval )
+        {
+                setIntervals ( -1, -1, interval );
+        }
+
+        void setMode ( int mode )
+        {
+                if ( mode > m_disable_suspend )
+                        setInterval( -1 );
+                m_disable_suspend = mode;
+        }
+
+        int backlight ( )
+        {
+                if ( m_backlight_bright == -1 ) {
+                        // Read from config
+                        Config config ( "qpe" );
+                        config. setGroup ( "Screensaver" );
+                        m_backlight_bright = config. readNumEntry ( "Brightness", 255 );
+                }
+                return m_backlight_bright;
+        }
+
+        void setBacklight ( int bright )
+        {
+                if ( bright == -3 ) {
+                        // Forced on
+                        m_backlight_forcedoff = false;
+                        bright = -1;
+                }
+                if ( m_backlight_forcedoff && bright != -2 )
+                        return ;
+                if ( bright == -2 ) {
+                        // Toggle between off and on
+                        bright = m_backlight_bright ? 0 : -1;
+                        m_backlight_forcedoff = !bright;
+                }
+
+                m_backlight_bright = bright;
+
+                bright = backlight ( );
+                ODevice::inst ( ) -> setDisplayBrightness ( bright );
+
+                m_backlight_bright = bright;
+        }
+
+private:
+        int m_disable_suspend;
+        bool m_enable_dim;
+        bool m_enable_lightoff;
+        bool m_enable_onlylcdoff;
+
+        bool m_lcd_status;
+
+        int m_backlight_bright;
+        bool m_backlight_forcedoff;
+};
+
+
+void DesktopApplication::switchLCD ( bool on )
+{
+        if ( qApp ) {
+                DesktopApplication *dapp = (DesktopApplication *) qApp;
+                
+                if ( dapp-> m_screensaver )
+                        dapp-> m_screensaver-> setBacklight ( on ? -3 : -1 );
+        }
+}
+
 
 DesktopApplication::DesktopApplication( int& argc, char **argv, Type appType )
-    : QPEApplication( argc, argv, appType )
+                : QPEApplication( argc, argv, appType )
 {
 
-    QTimer *t = new QTimer( this );
-    connect( t, SIGNAL(timeout()), this, SLOT(psTimeout()) );
-    t->start( 10000 );
-    ps = new PowerStatus;
-    pa = new DesktopPowerAlerter( 0 );
+        QTimer * t = new QTimer( this );
+        connect( t, SIGNAL( timeout() ), this, SLOT( psTimeout() ) );
+        t->start( 10000 );
+        ps = new PowerStatus;
+        pa = new DesktopPowerAlerter( 0 );
 
-  channel = new QCopChannel( "QPE/Desktop", this );
-  connect( channel, SIGNAL(received(const QCString&, const QByteArray&)),
-       this, SLOT(receive(const QCString&, const QByteArray&)) );
+        channel = new QCopChannel( "QPE/Desktop", this );
+        connect( channel, SIGNAL( received( const QCString&, const QByteArray& ) ),
+                 this, SLOT( desktopMessage( const QCString&, const QByteArray& ) ) );
+
+        channel = new QCopChannel( "QPE/System", this );
+        connect( channel, SIGNAL( received( const QCString&, const QByteArray& ) ),
+                 this, SLOT( systemMessage( const QCString&, const QByteArray& ) ) );
+
+        m_screensaver = new QPEScreenSaver;
+
+        m_screensaver-> setInterval ( -1 );
+        QWSServer::setScreenSaver( m_screensaver );
 }
 
 
 DesktopApplication::~DesktopApplication()
 {
-    delete ps;
-    delete pa;
+        delete ps;
+        delete pa;
 }
 
-void DesktopApplication::receive( const QCString &msg, const QByteArray &data )
+void DesktopApplication::desktopMessage( const QCString &msg, const QByteArray &data )
 {
-  QDataStream stream( data, IO_ReadOnly );
-  if (msg == "keyRegister(int key, QString channel, QString message)")
-  {
-    int k;
-    QString c, m;
-    stream >> k;
-    stream >> c;
-    stream >> m;
+#ifdef Q_WS_QWS
+        QDataStream stream( data, IO_ReadOnly );
+        if ( msg == "keyRegister(int key, QString channel, QString message)" ) {
+                int k;
+                QString c, m;
+                stream >> k;
+                stream >> c;
+                stream >> m;
+
+                qWarning( "KeyRegisterReceived: %i, %s, %s", k, ( const char* ) c, ( const char * ) m );
+                keyRegisterList.append( QCopKeyRegister( k, c, m ) );
+        }
+        else if ( msg == "suspend()" ) {
+                emit power();
+        }
+#endif
+}
 
-    qWarning("KeyRegisterReceived: %i, %s, %s", k, (const char*)c, (const char *)m );
-    keyRegisterList.append(QCopKeyRegister(k,c,m));
-  }
-  else if (msg == "suspend()"){
-    emit power();
-  }
 
+void DesktopApplication::systemMessage( const QCString & msg, const QByteArray & data )
+{
+#ifdef Q_WS_QWS
+        QDataStream stream ( data, IO_ReadOnly );
+
+        if ( msg == "setScreenSaverInterval(int)" ) {
+                int time;
+                stream >> time;
+                m_screensaver-> setInterval( time );
+        }
+        else if ( msg == "setScreenSaverIntervals(int,int,int)" ) {
+                int t1, t2, t3;
+                stream >> t1 >> t2 >> t3;
+                m_screensaver-> setIntervals( t1, t2, t3 );
+        }
+        else if ( msg == "setBacklight(int)" ) {
+                int bright;
+                stream >> bright;
+                m_screensaver-> setBacklight( bright );
+        }
+        else if ( msg == "setScreenSaverMode(int)" ) {
+                int mode;
+                stream >> mode;
+                m_screensaver-> setMode ( mode );
+        }
+#endif
 }
 
-enum MemState { Unknown, VeryLow, Low, Normal } memstate=Unknown;
+enum MemState { Unknown, VeryLow, Low, Normal } memstate = Unknown;
 
 #ifdef Q_WS_QWS
 bool DesktopApplication::qwsEventFilter( QWSEvent *e )
 {
-    qpedesktop->checkMemory();
-
-    if ( e->type == QWSEvent::Key ) {
-    QWSKeyEvent *ke = (QWSKeyEvent *)e;
-    if ( !loggedin && ke->simpleData.keycode != Key_F34 )
-      return TRUE;
-    bool press = ke->simpleData.is_press;
-    bool autoRepeat= ke->simpleData.is_auto_repeat;
-
-    /*
-      app that registers key/message to be sent back to the app, when it doesn't have focus,
-      when user presses key, unless keyboard has been requested from app.
-      will not send multiple repeats if user holds key
-      i.e. one shot
-     */
-    if (!keyRegisterList.isEmpty())  {
-      KeyRegisterList::Iterator it;
-      for( it = keyRegisterList.begin(); it != keyRegisterList.end(); ++it ) {
-          if ((*it).getKeyCode() == ke->simpleData.keycode &&  !autoRepeat && !keyboardGrabbed() && press) {
-              if(press) qDebug("press"); else qDebug("release");
-              QCopEnvelope((*it).getChannel().utf8(), (*it).getMessage().utf8());
-          }
-      }
-    }
-
-    if ( !keyboardGrabbed() ) {
-      if ( ke->simpleData.keycode == Key_F9 ) {
-      if ( press ) emit datebook();
-      return TRUE;
-      }
-      if ( ke->simpleData.keycode == Key_F10 ) {
-        if ( !press && cardSendTimer ) {
-        emit contacts();
-        delete cardSendTimer;
-      } else if ( press ) {
-        cardSendTimer = new QTimer();
-        cardSendTimer->start( 2000, TRUE );
-        connect( cardSendTimer, SIGNAL( timeout() ), this, SLOT( sendCard() ) );
-      }
-      return TRUE;
-      }
-      /* menu key now opens application menu/toolbar
-       if ( ke->simpleData.keycode == Key_F11 ) {
-       if ( press ) emit menu();
-       return TRUE;
-       }
-      */
-      if ( ke->simpleData.keycode == Key_F12 ) {
-      while( activePopupWidget() )
-        activePopupWidget()->close();
-      if ( press ) emit launch();
-      return TRUE;
-      }
-      if ( ke->simpleData.keycode == Key_F13 ) {
-      if ( press ) emit email();
-      return TRUE;
-      }
-    }
-
-    if ( ke->simpleData.keycode == Key_F34 ) {
-      if ( press ) emit power();
-      return TRUE;
-    }
-// This was used for the iPAQ PowerButton
-// See main.cpp for new KeyboardFilter
-//
-//    if ( ke->simpleData.keycode == Key_SysReq ) {
-//      if ( press ) emit power();
-//      return TRUE;
-//    }
-    if ( ke->simpleData.keycode == Key_F35 ) {
-      if ( press ) emit backlight();
-      return TRUE;
-    }
-    if ( ke->simpleData.keycode == Key_F32 ) {
-      if ( press ) QCopEnvelope e( "QPE/Desktop", "startSync()" );
-      return TRUE;
-    }
-    if ( ke->simpleData.keycode == Key_F31 && !ke->simpleData.modifiers ) {
-      if ( press ) emit symbol();
-      return TRUE;
-    }
-    if ( ke->simpleData.keycode == Key_NumLock ) {
-      if ( press ) emit numLockStateToggle();
-    }
-    if ( ke->simpleData.keycode == Key_CapsLock ) {
-      if ( press ) emit capsLockStateToggle();
-    }
-    if (( press && !autoRepeat ) || ( !press && autoRepeat ))
-      qpedesktop->keyClick();
-    } else {
-    if ( e->type == QWSEvent::Mouse ) {
-      QWSMouseEvent *me = (QWSMouseEvent *)e;
-      static bool up = TRUE;
-      if ( me->simpleData.state&LeftButton ) {
-      if ( up ) {
-        up = FALSE;
-        qpedesktop->screenClick();
-      }
-      } else {
-      up = TRUE;
-      }
-    }
-    }
-
-    return QPEApplication::qwsEventFilter( e );
+        qpedesktop->checkMemory();
+
+        if ( e->type == QWSEvent::Key ) {
+                QWSKeyEvent * ke = ( QWSKeyEvent * ) e;
+                if ( !loggedin && ke->simpleData.keycode != Key_F34 )
+                        return TRUE;
+                bool press = ke->simpleData.is_press;
+                bool autoRepeat = ke->simpleData.is_auto_repeat;
+
+                /*
+                  app that registers key/message to be sent back to the app, when it doesn't have focus,
+                  when user presses key, unless keyboard has been requested from app.
+                  will not send multiple repeats if user holds key
+                  i.e. one shot
+                 */
+                if ( !keyRegisterList.isEmpty() ) {
+                        KeyRegisterList::Iterator it;
+                        for ( it = keyRegisterList.begin(); it != keyRegisterList.end(); ++it ) {
+                                if ( ( *it ).getKeyCode() == ke->simpleData.keycode && !autoRepeat && !keyboardGrabbed() && press ) {
+                                        if ( press )
+                                                qDebug( "press" );
+                                        else
+                                                qDebug( "release" );
+                                        QCopEnvelope( ( *it ).getChannel().utf8(), ( *it ).getMessage().utf8() );
+                                }
+                        }
+                }
+
+                if ( !keyboardGrabbed() ) {
+                        if ( ke->simpleData.keycode == Key_F9 ) {
+                                if ( press )
+                                        emit datebook();
+                                return TRUE;
+                        }
+                        if ( ke->simpleData.keycode == Key_F10 ) {
+                                if ( !press && cardSendTimer ) {
+                                        emit contacts();
+                                        delete cardSendTimer;
+                                }
+                                else if ( press ) {
+                                        cardSendTimer = new QTimer();
+                                        cardSendTimer->start( 2000, TRUE );
+                                        connect( cardSendTimer, SIGNAL( timeout() ), this, SLOT( sendCard() ) );
+                                }
+                                return TRUE;
+                        }
+                        /* menu key now opens application menu/toolbar
+                         if ( ke->simpleData.keycode == Key_F11 ) {
+                         if ( press ) emit menu();
+                         return TRUE;
+                         }
+                        */
+                        if ( ke->simpleData.keycode == Key_F12 ) {
+                                while ( activePopupWidget() )
+                                        activePopupWidget() ->close();
+                                if ( press )
+                                        emit launch();
+                                return TRUE;
+                        }
+                        if ( ke->simpleData.keycode == Key_F13 ) {
+                                if ( press )
+                                        emit email();
+                                return TRUE;
+                        }
+                }
+
+                if ( ke->simpleData.keycode == Key_F34 ) {
+                        if ( press )
+                                emit power();
+                        return TRUE;
+                }
+                // This was used for the iPAQ PowerButton
+                // See main.cpp for new KeyboardFilter
+                //
+                //    if ( ke->simpleData.keycode == Key_SysReq ) {
+                //      if ( press ) emit power();
+                //      return TRUE;
+                //    }
+                if ( ke->simpleData.keycode == Key_F35 ) {
+                        if ( press )
+                                emit backlight();
+                        return TRUE;
+                }
+                if ( ke->simpleData.keycode == Key_F32 ) {
+                        if ( press )
+                                QCopEnvelope e( "QPE/Desktop", "startSync()" );
+                        return TRUE;
+                }
+                if ( ke->simpleData.keycode == Key_F31 && !ke->simpleData.modifiers ) {
+                        if ( press )
+                                emit symbol();
+                        return TRUE;
+                }
+                if ( ke->simpleData.keycode == Key_NumLock ) {
+                        if ( press )
+                                emit numLockStateToggle();
+                }
+                if ( ke->simpleData.keycode == Key_CapsLock ) {
+                        if ( press )
+                                emit capsLockStateToggle();
+                }
+                if ( ( press && !autoRepeat ) || ( !press && autoRepeat ) )
+                        qpedesktop->keyClick();
+        }
+        else {
+                if ( e->type == QWSEvent::Mouse ) {
+                        QWSMouseEvent * me = ( QWSMouseEvent * ) e;
+                        static bool up = TRUE;
+                        if ( me->simpleData.state & LeftButton ) {
+                                if ( up ) {
+                                        up = FALSE;
+                                        qpedesktop->screenClick();
+                                }
+                        }
+                        else {
+                                up = TRUE;
+                        }
+                }
+        }
+
+        return QPEApplication::qwsEventFilter( e );
 }
 #endif
 
 void DesktopApplication::psTimeout()
 {
-    qpedesktop->checkMemory(); // in case no events are being generated
+        qpedesktop->checkMemory(); // in case no events are being generated
 
-    *ps = PowerStatusManager::readStatus();
+        *ps = PowerStatusManager::readStatus();
 
-    if ( (ps->batteryStatus() == PowerStatus::VeryLow ) ) {
-  pa->alert( tr( "Battery is running very low." ), 6 );
-    }
+        if ( ( ps->batteryStatus() == PowerStatus::VeryLow ) ) {
+                pa->alert( tr( "Battery is running very low." ), 6 );
+        }
 
-    if (  ps->batteryStatus() == PowerStatus::Critical ) {
-  pa->alert(  tr( "Battery level is critical!\n"
-      "Keep power off until power restored!" ), 1 );
-    }
+        if ( ps->batteryStatus() == PowerStatus::Critical ) {
+                pa->alert( tr( "Battery level is critical!\n"
+                               "Keep power off until power restored!" ), 1 );
+        }
 
-    if (  ps->backupBatteryStatus() == PowerStatus::VeryLow ) {
-  pa->alert( tr( "The Back-up battery is very low.\nPlease charge the back-up battery." ), 3 );
-    }
+        if ( ps->backupBatteryStatus() == PowerStatus::VeryLow ) {
+                pa->alert( tr( "The Back-up battery is very low.\nPlease charge the back-up battery." ), 3 );
+        }
 }
 
 
 void DesktopApplication::sendCard()
 {
-    delete cardSendTimer;
-    cardSendTimer = 0;
-    QString card = getenv("HOME");
-    card += "/Applications/addressbook/businesscard.vcf";
-
-    if ( QFile::exists( card ) ) {
-  QCopEnvelope e("QPE/Obex", "send(QString,QString,QString)");
-  QString mimetype = "text/x-vCard";
-  e << tr("business card") << card << mimetype;
-    }
+        delete cardSendTimer;
+        cardSendTimer = 0;
+        QString card = getenv( "HOME" );
+        card += "/Applications/addressbook/businesscard.vcf";
+
+        if ( QFile::exists( card ) ) {
+                QCopEnvelope e( "QPE/Obex", "send(QString,QString,QString)" );
+                QString mimetype = "text/x-vCard";
+                e << tr( "business card" ) << card << mimetype;
+        }
 }
 
 #if defined(QPE_HAVE_MEMALERTER)
 QPE_MEMALERTER_IMPL
 #endif
 
 //===========================================================================
 
 Desktop::Desktop() :
-    QWidget( 0, 0, WStyle_Tool | WStyle_Customize ),
-    qcopBridge( 0 ),
-    transferServer( 0 ),
-    packageSlave( 0 )
+                QWidget( 0, 0, WStyle_Tool | WStyle_Customize ),
+                qcopBridge( 0 ),
+                transferServer( 0 ),
+                packageSlave( 0 )
 {
-    qpedesktop = this;
+        qpedesktop = this;
 
-//    bg = new Info( this );
-    tb = new TaskBar;
+        //    bg = new Info( this );
+        tb = new TaskBar;
 
-    launcher = new Launcher( 0, 0, WStyle_Customize | QWidget::WGroupLeader );
+        launcher = new Launcher( 0, 0, WStyle_Customize | QWidget::WGroupLeader );
 
-    connect(launcher, SIGNAL(busy()), tb, SLOT(startWait()));
-    connect(launcher, SIGNAL(notBusy(const QString&)), tb, SLOT(stopWait(const QString&)));
+        connect( launcher, SIGNAL( busy() ), tb, SLOT( startWait() ) );
+        connect( launcher, SIGNAL( notBusy( const QString& ) ), tb, SLOT( stopWait( const QString& ) ) );
 
-    int displayw = qApp->desktop()->width();
-    int displayh = qApp->desktop()->height();
+        int displayw = qApp->desktop() ->width();
+        int displayh = qApp->desktop() ->height();
 
 
-    QSize sz = tb->sizeHint();
+        QSize sz = tb->sizeHint();
 
-    setGeometry( 0, displayh-sz.height(), displayw, sz.height() );
-    tb->setGeometry( 0, displayh-sz.height(), displayw, sz.height() );
+        setGeometry( 0, displayh - sz.height(), displayw, sz.height() );
+        tb->setGeometry( 0, displayh - sz.height(), displayw, sz.height() );
 
-    tb->show();
-    launcher->showMaximized();
-    launcher->show();
-    launcher->raise();
+        tb->show();
+        launcher->showMaximized();
+        launcher->show();
+        launcher->raise();
 #if defined(QPE_HAVE_MEMALERTER)
-    initMemalerter();
+
+        initMemalerter();
 #endif
-    // start services
-    startTransferServer();
-    (void) new IrServer( this );
-    rereadVolumes();
+        // start services
+        startTransferServer();
+        ( void ) new IrServer( this );
+        rereadVolumes();
 
-    packageSlave = new PackageSlave( this );
-    connect(qApp, SIGNAL(volumeChanged(bool)), this, SLOT(rereadVolumes()));
+        packageSlave = new PackageSlave( this );
+        connect( qApp, SIGNAL( volumeChanged( bool ) ), this, SLOT( rereadVolumes() ) );
 
-    qApp->installEventFilter( this );
+        qApp->installEventFilter( this );
 }
 
 void Desktop::show()
 {
-    login(TRUE);
-    QWidget::show();
+        login( TRUE );
+        QWidget::show();
 }
 
 Desktop::~Desktop()
 {
-    delete launcher;
-    delete tb;
-    delete qcopBridge;
-    delete transferServer;
+        delete launcher;
+        delete tb;
+        delete qcopBridge;
+        delete transferServer;
 }
 
 bool Desktop::recoverMemory()
 {
-    return tb->recoverMemory();
+        return tb->recoverMemory();
 }
 
 void Desktop::checkMemory()
 {
 #if defined(QPE_HAVE_MEMALERTER)
-    static bool ignoreNormal=FALSE;
-    static bool existingMessage=FALSE;
-
-    if(existingMessage)
-  return; // don't show a second message while still on first
-
-    existingMessage = TRUE;
-    switch ( memstate ) {
-  case Unknown:
-      break;
-  case Low:
-      memstate = Unknown;
-      if ( recoverMemory() )
-    ignoreNormal = TRUE;
-      else
-    QMessageBox::warning( 0 , "Memory Status",
-        "The memory smacks of shortage. \n"
-        "Please save data. " );
-      break;
-  case Normal:
-      memstate = Unknown;
-      if ( ignoreNormal )
-    ignoreNormal = FALSE;
-      else
-    QMessageBox::information ( 0 , "Memory Status",
-        "There is enough memory again." );
-      break;
-  case VeryLow:
-      memstate = Unknown;
-      QMessageBox::critical( 0 , "Memory Status",
-    "The memory is very low. \n"
-    "Please end this application \n"
-    "immediately." );
-      recoverMemory();
-    }
-    existingMessage = FALSE;
+        static bool ignoreNormal = FALSE;
+        static bool existingMessage = FALSE;
+
+        if ( existingMessage )
+                return ; // don't show a second message while still on first
+
+        existingMessage = TRUE;
+        switch ( memstate ) {
+                case Unknown:
+                        break;
+                case Low:
+                        memstate = Unknown;
+                        if ( recoverMemory() )
+                                ignoreNormal = TRUE;
+                        else
+                                QMessageBox::warning( 0 , "Memory Status",
+                                                      "The memory smacks of shortage. \n"
+                                                      "Please save data. " );
+                        break;
+                case Normal:
+                        memstate = Unknown;
+                        if ( ignoreNormal )
+                                ignoreNormal = FALSE;
+                        else
+                                QMessageBox::information ( 0 , "Memory Status",
+                                                           "There is enough memory again." );
+                        break;
+                case VeryLow:
+                        memstate = Unknown;
+                        QMessageBox::critical( 0 , "Memory Status",
+                                               "The memory is very low. \n"
+                                               "Please end this application \n"
+                                               "immediately." );
+                        recoverMemory();
+        }
+        existingMessage = FALSE;
 #endif
 }
 
-static bool isVisibleWindow(int wid)
+static bool isVisibleWindow( int wid )
 {
-    const QList<QWSWindow> &list = qwsServer->clientWindows();
-    QWSWindow* w;
-    for (QListIterator<QWSWindow> it(list); (w=it.current()); ++it) {
-  if ( w->winId() == wid )
-      return !w->isFullyObscured();
-    }
-    return FALSE;
+        const QList<QWSWindow> &list = qwsServer->clientWindows();
+        QWSWindow* w;
+        for ( QListIterator<QWSWindow> it( list ); ( w = it.current() ); ++it ) {
+                if ( w->winId() == wid )
+                        return !w->isFullyObscured();
+        }
+        return FALSE;
 }
 
-static bool hasVisibleWindow(const QString& clientname)
+static bool hasVisibleWindow( const QString& clientname )
 {
-    const QList<QWSWindow> &list = qwsServer->clientWindows();
-    QWSWindow* w;
-    for (QListIterator<QWSWindow> it(list); (w=it.current()); ++it) {
-  if ( w->client()->identity() == clientname && !w->isFullyObscured() )
-      return TRUE;
-    }
-    return FALSE;
+        const QList<QWSWindow> &list = qwsServer->clientWindows();
+        QWSWindow* w;
+        for ( QListIterator<QWSWindow> it( list ); ( w = it.current() ); ++it ) {
+                if ( w->client() ->identity() == clientname && !w->isFullyObscured() )
+                        return TRUE;
+        }
+        return FALSE;
 }
 
 void Desktop::raiseLauncher()
 {
-    Config cfg("qpe"); //F12 'Home'
-    cfg.setGroup("AppsKey");
-    QString tempItem;
-    tempItem = cfg.readEntry("Middle","Home");
-    if(tempItem == "Home" || tempItem.isEmpty()) {
-        if ( isVisibleWindow(launcher->winId()) )
-            launcher->nextView();
-        else
-            launcher->raise();
-    } else {
-        QCopEnvelope e("QPE/System","execute(QString)");
-        e << tempItem;
-    }
-}
-
-void Desktop::executeOrModify(const QString& appLnkFile)
-{
-    AppLnk lnk(MimeType::appsFolderName() + "/" + appLnkFile);
-    if ( lnk.isValid() ) {
-        QCString app = lnk.exec().utf8();
-        Global::terminateBuiltin("calibrate");
-        if ( QCopChannel::isRegistered("QPE/Application/" + app) ) {
-            MRUList::addTask(&lnk);
-            if ( hasVisibleWindow(app) )
-                QCopChannel::send("QPE/Application/" + app, "nextView()");
-            else
-                QCopChannel::send("QPE/Application/" + app, "raise()");
-        } else {
-            lnk.execute();
-        }
-    }
+        Config cfg( "qpe" ); //F12 'Home'
+        cfg.setGroup( "AppsKey" );
+        QString tempItem;
+        tempItem = cfg.readEntry( "Middle", "Home" );
+        if ( tempItem == "Home" || tempItem.isEmpty() ) {
+                if ( isVisibleWindow( launcher->winId() ) )
+                        launcher->nextView();
+                else
+                        launcher->raise();
+        }
+        else {
+                QCopEnvelope e( "QPE/System", "execute(QString)" );
+                e << tempItem;
+        }
+}
+
+void Desktop::executeOrModify( const QString& appLnkFile )
+{
+        AppLnk lnk( MimeType::appsFolderName() + "/" + appLnkFile );
+        if ( lnk.isValid() ) {
+                QCString app = lnk.exec().utf8();
+                Global::terminateBuiltin( "calibrate" );
+                if ( QCopChannel::isRegistered( "QPE/Application/" + app ) ) {
+                        MRUList::addTask( &lnk );
+                        if ( hasVisibleWindow( app ) )
+                                QCopChannel::send( "QPE/Application/" + app, "nextView()" );
+                        else
+                                QCopChannel::send( "QPE/Application/" + app, "raise()" );
+                }
+                else {
+                        lnk.execute();
+                }
+        }
 }
 
 void Desktop::raiseDatebook()
 {
-    Config cfg( "qpe" ); //F9 'Activity'
-    cfg.setGroup( "AppsKey" );
-    QString tempItem;
-    tempItem = cfg.readEntry( "LeftEnd" , "Calendar" );
-    if ( tempItem == "Calendar" || tempItem.isEmpty() ) {
-        tempItem = "datebook";
-    }
-    QCopEnvelope e( "QPE/System", "execute(QString)" );
-    e << tempItem;
+        Config cfg( "qpe" ); //F9 'Activity'
+        cfg.setGroup( "AppsKey" );
+        QString tempItem;
+        tempItem = cfg.readEntry( "LeftEnd" , "Calendar" );
+        if ( tempItem == "Calendar" || tempItem.isEmpty() ) {
+                tempItem = "datebook";
+        }
+        QCopEnvelope e( "QPE/System", "execute(QString)" );
+        e << tempItem;
 }
 
 void Desktop::raiseContacts()
 {
-    Config cfg( "qpe" ); //F10, 'Contacts'
-    cfg.setGroup( "AppsKey" );
-    QString tempItem;
-    tempItem = cfg.readEntry( "Left2nd", "Address Book" );
-    if ( tempItem == "Address Book" || tempItem.isEmpty() )  {
-        tempItem = "addressbook";
-    }
-    QCopEnvelope e("QPE/System","execute(QString)");
-    e << tempItem;
+        Config cfg( "qpe" ); //F10, 'Contacts'
+        cfg.setGroup( "AppsKey" );
+        QString tempItem;
+        tempItem = cfg.readEntry( "Left2nd", "Address Book" );
+        if ( tempItem == "Address Book" || tempItem.isEmpty() ) {
+                tempItem = "addressbook";
+        }
+        QCopEnvelope e( "QPE/System", "execute(QString)" );
+        e << tempItem;
 }
 
 void Desktop::raiseMenu()
 {
-    Config cfg( "qpe" ); //F11, 'Menu
-    cfg.setGroup( "AppsKey" );
-    QString tempItem;
-    tempItem = cfg.readEntry( "Right2nd" , "Popup Menu" );
-    if ( tempItem == "Popup Menu" || tempItem.isEmpty() ) {
-        Global::terminateBuiltin( "calibrate" );
-        tb->startMenu()->launch();
-    } else {
-        QCopEnvelope e("QPE/System","execute(QString)");
-        e << tempItem;
-    }
+        Config cfg( "qpe" ); //F11, 'Menu
+        cfg.setGroup( "AppsKey" );
+        QString tempItem;
+        tempItem = cfg.readEntry( "Right2nd" , "Popup Menu" );
+        if ( tempItem == "Popup Menu" || tempItem.isEmpty() ) {
+                Global::terminateBuiltin( "calibrate" );
+                tb->startMenu() ->launch();
+        }
+        else {
+                QCopEnvelope e( "QPE/System", "execute(QString)" );
+                e << tempItem;
+        }
 }
 
 void Desktop::raiseEmail()
 {
-    Config cfg( "qpe" ); //F13, 'Mail' // only in zaurus, on ipaq mail key is F11
-    cfg.setGroup( "AppsKey" );
-    QString tempItem;
-    tempItem = cfg.readEntry( "RightEnd", "Mail" );
-    if ( tempItem == "Mail" || tempItem == "qtmail" || tempItem.isEmpty() ) {
-        tempItem = "mail";
-    }
-    QCopEnvelope e("QPE/System","execute(QString)");
-    e << tempItem;
+        Config cfg( "qpe" ); //F13, 'Mail' // only in zaurus, on ipaq mail key is F11
+        cfg.setGroup( "AppsKey" );
+        QString tempItem;
+        tempItem = cfg.readEntry( "RightEnd", "Mail" );
+        if ( tempItem == "Mail" || tempItem == "qtmail" || tempItem.isEmpty() ) {
+                tempItem = "mail";
+        }
+        QCopEnvelope e( "QPE/System", "execute(QString)" );
+        e << tempItem;
 }
 
 // autoStarts apps on resume and start
 void Desktop::execAutoStart()
 {
-    QString appName;
-    int delay;
-    QDateTime now = QDateTime::currentDateTime();
-    Config cfg( "autostart" );
-    cfg.setGroup( "AutoStart" );
-    appName = cfg.readEntry( "Apps", "" );
-    delay = ( cfg.readEntry( "Delay", "0" ) ).toInt();
-    // If the time between suspend and resume was longer then the
-    // value saved as delay, start the app
-    if ( suspendTime.secsTo( now ) >= ( delay * 60 )  && !appName.isEmpty() ) {
-        QCopEnvelope e( "QPE/System", "execute(QString)" );
-        e << QString( appName );
-    }
+        QString appName;
+        int delay;
+        QDateTime now = QDateTime::currentDateTime();
+        Config cfg( "autostart" );
+        cfg.setGroup( "AutoStart" );
+        appName = cfg.readEntry( "Apps", "" );
+        delay = ( cfg.readEntry( "Delay", "0" ) ).toInt();
+        // If the time between suspend and resume was longer then the
+        // value saved as delay, start the app
+        if ( suspendTime.secsTo( now ) >= ( delay * 60 ) && !appName.isEmpty() ) {
+                QCopEnvelope e( "QPE/System", "execute(QString)" );
+                e << QString( appName );
+        }
 }
 
 #if defined(QPE_HAVE_TOGGLELIGHT)
 #include <qpe/config.h>
 
 #include <sys/ioctl.h>
 #include <sys/types.h>
 #include <fcntl.h>
 #include <unistd.h>
 #include <errno.h>
 #include <linux/ioctl.h>
 #include <time.h>
 #endif
 
-static bool blanked=FALSE;
-
-static void blankScreen()
-{
-    if ( !qt_screen ) return;
-    /* Should use a big black window instead.
-    QGfx* g = qt_screen->screenGfx();
-    g->fillRect(0,0,qt_screen->width(),qt_screen->height());
-    delete g;
-    */
-    blanked = TRUE;
-}
-
-static void darkScreen()
-{
-    extern void qpe_setBacklight(int);
-    qpe_setBacklight(0); // force off
-}
-
 
 void Desktop::togglePower()
 {
-  extern void qpe_setBacklight ( int ); // We need to toggle the LCD fast - no time to send a QCop
-
-  static bool excllock = false;
-
-  if ( excllock )
-    return;
-
-  excllock = true;
-
-  bool wasloggedin = loggedin;
-  loggedin=0;
-  suspendTime = QDateTime::currentDateTime();
+        static bool excllock = false;
 
-//  qpe_setBacklight ( 0 ); // force LCD off (sandman: why ????)
+        if ( excllock )
+                return ;
 
-  if ( wasloggedin )
-      blankScreen();
+        excllock = true;
 
-        qDebug ( "OPIE suspending\n" );
+        bool wasloggedin = loggedin;
+        loggedin = 0;
+        suspendTime = QDateTime::currentDateTime();
 
-  ODevice::inst ( )-> suspend ( );
+        ODevice::inst ( ) -> suspend ( );
 
-  QWSServer::screenSaverActivate ( false );
+        QWSServer::screenSaverActivate ( false );
+        DesktopApplication::switchLCD ( true ); // force LCD on without slow qcop call
 
-  qpe_setBacklight ( -3 ); // force LCD on
+        {
+                QCopEnvelope( "QPE/Card", "mtabChanged()" ); // might have changed while asleep
+        }
 
-  {
-    QCopEnvelope("QPE/Card", "mtabChanged()" ); // might have changed while asleep
-  }
+        if ( wasloggedin )
+                login( TRUE );
 
-  if ( wasloggedin )
-    login(TRUE);
+        execAutoStart();
+        //qcopBridge->closeOpenConnections();
 
-  execAutoStart();
-  //qcopBridge->closeOpenConnections();
-
-    excllock = false;
+        excllock = false;
 }
 
 void Desktop::toggleLight()
 {
-    QCopEnvelope e("QPE/System", "setBacklight(int)");
-    e << -2; // toggle
+        QCopEnvelope e( "QPE/System", "setBacklight(int)" );
+        e << -2; // toggle
 }
 
 void Desktop::toggleSymbolInput()
 {
-    tb->toggleSymbolInput();
+        tb->toggleSymbolInput();
 }
 
 void Desktop::toggleNumLockState()
 {
-    tb->toggleNumLockState();
+        tb->toggleNumLockState();
 }
 
 void Desktop::toggleCapsLockState()
 {
-    tb->toggleCapsLockState();
+        tb->toggleCapsLockState();
 }
 
 void Desktop::styleChange( QStyle &s )
 {
-    QWidget::styleChange( s );
-    int displayw = qApp->desktop()->width();
-    int displayh = qApp->desktop()->height();
+        QWidget::styleChange( s );
+        int displayw = qApp->desktop() ->width();
+        int displayh = qApp->desktop() ->height();
 
-    QSize sz = tb->sizeHint();
+        QSize sz = tb->sizeHint();
 
-    tb->setGeometry( 0, displayh-sz.height(), displayw, sz.height() );
+        tb->setGeometry( 0, displayh - sz.height(), displayw, sz.height() );
 }
 
 void DesktopApplication::shutdown()
 {
-    if ( type() != GuiServer )
-  return;
-    ShutdownImpl *sd = new ShutdownImpl( 0, 0, WDestructiveClose );
-    connect( sd, SIGNAL(shutdown(ShutdownImpl::Type)),
-       this, SLOT(shutdown(ShutdownImpl::Type)) );
-    sd->showMaximized();
+        if ( type() != GuiServer )
+                return ;
+        ShutdownImpl *sd = new ShutdownImpl( 0, 0, WDestructiveClose );
+        connect( sd, SIGNAL( shutdown( ShutdownImpl::Type ) ),
+                 this, SLOT( shutdown( ShutdownImpl::Type ) ) );
+        sd->showMaximized();
 }
 
 void DesktopApplication::shutdown( ShutdownImpl::Type t )
 {
-    switch ( t ) {
-  case ShutdownImpl::ShutdownSystem:
-      execlp("shutdown", "shutdown", "-h", "now", (void*)0);
-      break;
-  case ShutdownImpl::RebootSystem:
-      execlp("shutdown", "shutdown", "-r", "now", (void*)0);
-      break;
-  case ShutdownImpl::RestartDesktop:
-      restart();
-      break;
-  case ShutdownImpl::TerminateDesktop:
-      prepareForTermination(FALSE);
-
-      // This is a workaround for a Qt bug
-      // clipboard applet has to stop its poll timer, or Qt/E
-      // will hang on quit() right before it emits aboutToQuit()
-      emit aboutToQuit ( );
-
-      quit();
-      break;
-    }
+        switch ( t ) {
+                case ShutdownImpl::ShutdownSystem:
+                        execlp( "shutdown", "shutdown", "-h", "now", ( void* ) 0 );
+                        break;
+                case ShutdownImpl::RebootSystem:
+                        execlp( "shutdown", "shutdown", "-r", "now", ( void* ) 0 );
+                        break;
+                case ShutdownImpl::RestartDesktop:
+                        restart();
+                        break;
+                case ShutdownImpl::TerminateDesktop:
+                        prepareForTermination( FALSE );
+
+                        // This is a workaround for a Qt bug
+                        // clipboard applet has to stop its poll timer, or Qt/E
+                        // will hang on quit() right before it emits aboutToQuit()
+                        emit aboutToQuit ( );
+
+                        quit();
+                        break;
+        }
 }
 
 void DesktopApplication::restart()
 {
-    prepareForTermination(TRUE);
+        prepareForTermination( TRUE );
 
 #ifdef Q_WS_QWS
-    for ( int fd = 3; fd < 100; fd++ )
-  close( fd );
+
+        for ( int fd = 3; fd < 100; fd++ )
+                close( fd );
 #if defined(QT_DEMO_SINGLE_FLOPPY)
-    execl( "/sbin/init", "qpe", 0 );
+
+        execl( "/sbin/init", "qpe", 0 );
 #elif defined(QT_QWS_CASSIOPEIA)
-    execl( "/bin/sh", "sh", 0 );
+
+        execl( "/bin/sh", "sh", 0 );
 #else
-    execl( (qpeDir()+"/bin/qpe").latin1(), "qpe", 0 );
+
+        execl( ( qpeDir() + "/bin/qpe" ).latin1(), "qpe", 0 );
 #endif
-    exit(1);
+
+        exit( 1 );
 #endif
 }
 
 void Desktop::startTransferServer()
 {
-    // start qcop bridge server
-    qcopBridge = new QCopBridge( 4243 );
-    if ( !qcopBridge->ok() ) {
-  delete qcopBridge;
-  qcopBridge = 0;
-    }
-    // start transfer server
-    transferServer = new TransferServer( 4242 );
-    if ( !transferServer->ok() ) {
-  delete transferServer;
-  transferServer = 0;
-    }
-    if ( !transferServer || !qcopBridge )
-  startTimer( 2000 );
+        // start qcop bridge server
+        qcopBridge = new QCopBridge( 4243 );
+        if ( !qcopBridge->ok() ) {
+                delete qcopBridge;
+                qcopBridge = 0;
+        }
+        // start transfer server
+        transferServer = new TransferServer( 4242 );
+        if ( !transferServer->ok() ) {
+                delete transferServer;
+                transferServer = 0;
+        }
+        if ( !transferServer || !qcopBridge )
+                startTimer( 2000 );
 }
 
 void Desktop::timerEvent( QTimerEvent *e )
 {
-    killTimer( e->timerId() );
-    startTransferServer();
+        killTimer( e->timerId() );
+        startTransferServer();
 }
 
 void Desktop::terminateServers()
 {
-    delete transferServer;
-    delete qcopBridge;
-    transferServer = 0;
-    qcopBridge = 0;
+        delete transferServer;
+        delete qcopBridge;
+        transferServer = 0;
+        qcopBridge = 0;
 }
 
 void Desktop::rereadVolumes()
 {
-    Config cfg("qpe");
-    cfg.setGroup("Volume");
-    touchclick = cfg.readBoolEntry("TouchSound");
-    keyclick = cfg.readBoolEntry("KeySound");
-    alarmsound = cfg.readBoolEntry("AlarmSound");
+        Config cfg( "qpe" );
+        cfg.setGroup( "Volume" );
+        touchclick = cfg.readBoolEntry( "TouchSound" );
+        keyclick = cfg.readBoolEntry( "KeySound" );
+        alarmsound = cfg.readBoolEntry( "AlarmSound" );
 }
 
 void Desktop::keyClick()
 {
-    if ( keyclick )
-        ODevice::inst ( )-> keySound ( );
+        if ( keyclick )
+                ODevice::inst ( ) -> keySound ( );
 }
 
 void Desktop::screenClick()
 {
-    if ( touchclick )
-        ODevice::inst ( )-> touchSound ( );
+        if ( touchclick )
+                ODevice::inst ( ) -> touchSound ( );
 }
 
 void Desktop::soundAlarm()
 {
-    if ( qpedesktop-> alarmsound )
-        ODevice::inst ( )-> alarmSound ( );
+        if ( qpedesktop-> alarmsound )
+                ODevice::inst ( ) -> alarmSound ( );
 }
 
 bool Desktop::eventFilter( QObject *, QEvent *ev )
 {
-    if ( ev-> type ( ) == QEvent::KeyPress ) {
-        QKeyEvent *ke = (QKeyEvent *) ev;
-        if ( ke-> key ( ) == Qt::Key_F11 ) { // menu key
-            QWidget *active = qApp-> activeWindow ( );
-
-            if ( active && active-> isPopup ( ))
-                active->close();
-
-            /*
-             * On iPAQ 38xx that key is not the "menu key" but the mail key
-             * To not confuse the users, make it launch the mail app on 38xx
-             */
-            if (ODevice::inst()->model() == OMODEL_iPAQ_H38xx ) {
-                QCopEnvelope e( "QPE/System", "execute(QString)" );
-                e << QString( "mail" );
-                return true;
-            } else {
-                raiseMenu ( );
-                return true;
-            }
-        }
-    }
-    return false;
+        if ( ev-> type ( ) == QEvent::KeyPress ) {
+                QKeyEvent * ke = ( QKeyEvent * ) ev;
+                if ( ke-> key ( ) == Qt::Key_F11 ) { // menu key
+                        QWidget * active = qApp-> activeWindow ( );
+
+                        if ( active && active-> isPopup ( ) )
+                                active->close();
+
+                        /*
+                         * On iPAQ 38xx that key is not the "menu key" but the mail key
+                         * To not confuse the users, make it launch the mail app on 38xx
+                         */
+                        if ( ODevice::inst() ->model() == OMODEL_iPAQ_H38xx ) {
+                                QCopEnvelope e( "QPE/System", "execute(QString)" );
+                                e << QString( "mail" );
+                                return true;
+                        }
+                        else {
+                                raiseMenu ( );
+                                return true;
+                        }
+                }
+        }
+        return false;
 }
diff --git a/core/launcher/desktop.h b/core/launcher/desktop.h
index 9bc4be9..b9ff39f 100644
--- a/core/launcher/desktop.h
+++ b/core/launcher/desktop.h
@@ -1,136 +1,145 @@
 /**********************************************************************
 ** Copyright (C) 2000 Trolltech AS.  All rights reserved.
 **
 ** This file is part of Qtopia Environment.
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 ** See http://www.trolltech.com/gpl/ for GPL licensing information.
 **
 ** Contact info@trolltech.com if any conditions of this licensing are
 ** not clear to you.
 **
 **********************************************************************/
 
 #ifndef __DESKTOP_H__
 #define __DESKTOP_H__
 
 
 #include "shutdownimpl.h"
 
 #include <qpe/qpeapplication.h>
 
 #include <qwidget.h>
 #include <qdatetime.h>
 
 class Background;
 class Launcher;
 class TaskBar;
 class PowerStatus;
 class QCopBridge;
 class TransferServer;
 class DesktopPowerAlerter;
 class PackageSlave;
+class QPEScreenSaver;
 
 class DesktopApplication : public QPEApplication
 {
-    Q_OBJECT
+        Q_OBJECT
 public:
-    DesktopApplication( int& argc, char **argv, Type t );
-    ~DesktopApplication();
+        DesktopApplication( int& argc, char **argv, Type t );
+        ~DesktopApplication();
+
+        static void switchLCD ( bool on ); // only for togglePower in Desktop
+
 signals:
-    void home();
-    void datebook();
-    void contacts();
-    void launch();
-    void email();
-    void backlight();
-    void power();
-    void symbol();
-    void numLockStateToggle();
-    void capsLockStateToggle();
-    void prepareForRestart();
+        void home();
+        void datebook();
+        void contacts();
+        void launch();
+        void email();
+        void backlight();
+        void power();
+        void symbol();
+        void numLockStateToggle();
+        void capsLockStateToggle();
+        void prepareForRestart();
 
 protected:
 #ifdef Q_WS_QWS
-    bool qwsEventFilter( QWSEvent * );
+
+        bool qwsEventFilter( QWSEvent * );
 #endif
-    void shutdown();
-    void restart();
+
+        void shutdown();
+        void restart();
 
 public slots:
-  void receive( const QCString &msg, const QByteArray &data );
+        virtual void desktopMessage ( const QCString &msg, const QByteArray &data );
+        virtual void systemMessage ( const QCString &msg, const QByteArray &data );
 
 protected slots:
-    void shutdown(ShutdownImpl::Type);
-    void psTimeout();
-    void sendCard();
+        void shutdown( ShutdownImpl::Type );
+        void psTimeout();
+        void sendCard();
 private:
-    DesktopPowerAlerter *pa;
-    PowerStatus *ps;
-    QTimer *cardSendTimer;
-  QCopChannel *channel;
+        DesktopPowerAlerter *pa;
+        PowerStatus *ps;
+        QTimer *cardSendTimer;
+        QCopChannel *channel;
+        QPEScreenSaver *m_screensaver;
 };
 
 
-class Desktop : public QWidget {
-    Q_OBJECT
+class Desktop : public QWidget
+{
+        Q_OBJECT
 public:
-    Desktop();
-    ~Desktop();
+        Desktop();
+        ~Desktop();
 
-    static bool screenLocked();
+        static bool screenLocked();
 
-    void show();
-    void checkMemory();
+        void show();
+        void checkMemory();
 
-    void keyClick();
-    void screenClick();
-    static void soundAlarm();
+        void keyClick();
+        void screenClick();
+        static void soundAlarm();
 
 public slots:
-    void raiseDatebook();
-    void raiseContacts();
-    void raiseMenu();
-    void raiseLauncher();
-    void raiseEmail();
-    void execAutoStart();
-    void togglePower();
-    void toggleLight();
-    void toggleNumLockState();
-    void toggleCapsLockState();
-    void toggleSymbolInput();
-    void terminateServers();
-    void rereadVolumes();
+        void raiseDatebook();
+        void raiseContacts();
+        void raiseMenu();
+        void raiseLauncher();
+        void raiseEmail();
+        void execAutoStart();
+        void togglePower();
+        void toggleLight();
+        void toggleNumLockState();
+        void toggleCapsLockState();
+        void toggleSymbolInput();
+        void terminateServers();
+        void rereadVolumes();
 
 protected:
-    void executeOrModify(const QString& appLnkFile);
-    void styleChange( QStyle & );
-    void timerEvent( QTimerEvent *e );
-    bool eventFilter( QObject *, QEvent * );
+        void executeOrModify( const QString& appLnkFile );
+        void styleChange( QStyle & );
+        void timerEvent( QTimerEvent *e );
+        bool eventFilter( QObject *, QEvent * );
 
-    QWidget *bg;
-    Launcher *launcher;
-    TaskBar *tb;
+        QWidget *bg;
+        Launcher *launcher;
+        TaskBar *tb;
 
 private:
-    void startTransferServer();
-    bool recoverMemory();
+        void startTransferServer();
+        bool recoverMemory();
 
-    QCopBridge *qcopBridge;
-    TransferServer *transferServer;
-    PackageSlave *packageSlave;
+        QCopBridge *qcopBridge;
+        TransferServer *transferServer;
+        PackageSlave *packageSlave;
 
-    QDateTime suspendTime;
-    bool keyclick,touchclick,alarmsound;
+        QDateTime suspendTime;
+        bool keyclick, touchclick, alarmsound;
 };
 
 
 #endif // __DESKTOP_H__