5 files changed, 354 insertions, 298 deletions

diff --git a/core/launcher/desktop.cpp b/core/launcher/desktop.cpp
index 2ea6d27..bc43475 100644
--- a/core/launcher/desktop.cpp
+++ b/core/launcher/desktop.cpp
@@ -1,78 +1,79 @@
 /**********************************************************************
 ** 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 "qcopbridge.h"
 #include "shutdownimpl.h"
 #include "startmenu.h"
 #include "taskbar.h"
 #include "transferserver.h"
 #include "irserver.h"
 #include "packageslave.h"
+#include "screensaver.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>
 
 using namespace Opie;
 
 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;
   }
@@ -106,421 +107,210 @@ bool Desktop::screenLocked()
   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 * );
 private:
   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();
 }
 
 
 void DesktopPowerAlerter::hideEvent( QHideEvent *e )
 {
   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_disable_suspend_ac = 100;
-    m_enable_dim_ac = false;
-    m_enable_lightoff_ac = false;
-    m_enable_onlylcdoff_ac = false;
-    m_disable_apm_ac = false;
-
-    m_lcd_status = true;
-
-    m_backlight_normal = -1;
-    m_backlight_current = -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 );
-    setBacklight ( -1 );
-  }
-  void restore()
-  {
-    if ( !m_lcd_status ) {    // We must have turned it off
-      ODevice::inst ( ) -> setDisplayStatus ( true );
-      m_lcd_status = true;
-    }
-
-    setBacklightInternal ( -1 );
-  }
-  bool save( int level )
-  {
-      bool onAC = ( PowerStatusManager::readStatus().acStatus() == PowerStatus::Online );
-
-      switch ( level ) {
-      case 0:
-
-          if ( m_disable_suspend_ac > 0 && m_enable_dim_ac && onAC ) {
-              if ( m_backlight_current > 1 )
-                  setBacklight( 1 ); // lowest non-off
-          } else  if ( !onAC && m_disable_suspend > 0 && m_enable_dim ) {
-              if ( m_backlight_current > 1 )
-                  setBacklightInternal( 1 ); // lowest non-off
-          }
-          return true;
-          break;
-      case 1:
-
-          if ( m_disable_suspend_ac > 1 && m_enable_lightoff_ac && onAC ) {
-              setBacklightInternal( 0 ); // off
-          } else if ( !onAC && m_disable_suspend > 1 && m_enable_lightoff ) {
-              setBacklightInternal( 0 ); // off
-          }
-          return true;
-          break;
-      case 2:
-          if ( m_disable_apm_ac && onAC ) {
-              return true;
-          }
-
-          if ( m_enable_onlylcdoff_ac && onAC ) {
-              ODevice::inst ( ) -> setDisplayStatus ( false );
-              m_lcd_status = false;
-              return true;
-          }
-          else if ( !onAC && 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_ac > 2 && onAC ) && ( !Network::networkOnline ( ) ) ) {
-                  QWSServer::sendKeyEvent( 0xffff, Qt::Key_F34, FALSE, TRUE, FALSE );
-                  return true;
-              }
-              if ( !onAC && ( m_disable_suspend > 2 ) && ( !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 setIntervalsAC( int i1, int i2, int i3 )
-  {
-    Config config( "qpe" );
-    config.setGroup( "Screensaver" );
-
-    int v[ 4 ];
-    i1 = ssi( i1, config, "DimAC", "Interval_DimAC", 30 );
-    i2 = ssi( i2, config, "LightOffAC", "Interval_LightOffAC", 20 );
-    i3 = ssi( i3, config, "", "IntervalAC", 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_ac = ( ( i1 != 0 ) ? config.readNumEntry ( "DimAC", 1 ) : false );
-    m_enable_lightoff_ac = ( ( i2 != 0 ) ? config.readNumEntry ( "LightOffAC", 1 ) : false );
-    m_enable_onlylcdoff_ac = config.readNumEntry ( "LcdOffOnlyAC", 0 );
-    m_disable_apm_ac =  config.readNumEntry ( "NoApmAC", 0 );
-
-    if ( !i1 && !i2 && !i3 )
-      QWSServer::setScreenSaverInterval( 0 );
-    else
-      QWSServer::setScreenSaverIntervals( v );
-  }
-
-  void setInterval ( int interval )
-  {
-    setIntervals ( -1, -1, interval );
-    setIntervalsAC ( -1, -1, interval );
-  }
-
-  void setMode ( int mode )
-  {
-    if ( mode > m_disable_suspend )
-      setInterval( -1 );
-    m_disable_suspend = mode;
-  }
-
-  void setBacklight ( int bright )
-  {
-    // Read from config
-    Config config ( "qpe" );
-    config. setGroup ( "Screensaver" );
-    m_backlight_normal = config. readNumEntry ( "Brightness", 255 );
-
-        setBacklightInternal ( bright );
-  }
-
-private:
-  void setBacklightInternal ( 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_current ? 0 : -1;
-      m_backlight_forcedoff = !bright;
-    }
-        if ( bright == -1 )
-                bright = m_backlight_normal;
-
-        if ( bright != m_backlight_current ) {
-      ODevice::inst ( )-> setDisplayBrightness ( bright );
-      m_backlight_current = bright;
-    }
-  }
-
-public:
-  void setDisplayState ( bool on )
-  {
-    if ( m_lcd_status != on ) {
-      ODevice::inst ( ) -> setDisplayStatus ( on );
-      m_lcd_status = on;
-    }
-  }
-
-private:
-  int m_disable_suspend;
-  bool m_enable_dim;
-  bool m_enable_lightoff;
-  bool m_enable_onlylcdoff;
-
-  int m_disable_suspend_ac;
-  bool m_enable_dim_ac;
-  bool m_enable_lightoff_ac;
-  bool m_enable_onlylcdoff_ac;
-  bool m_disable_apm_ac;
-
-  bool m_lcd_status;
-
-  int m_backlight_normal;
-  int m_backlight_current;
-  bool m_backlight_forcedoff;
-};
 
 void DesktopApplication::switchLCD ( bool on )
 {
   if ( qApp ) {
     DesktopApplication *dapp = (DesktopApplication *) qApp;
 
     if ( dapp-> m_screensaver ) {
       if ( on ) {
         dapp-> m_screensaver-> setDisplayState ( true );
         dapp-> m_screensaver-> setBacklight ( -3 );
       }
       else {
         dapp-> m_screensaver-> setDisplayState ( false );
       }
     }
   }
 }
 
 
 DesktopApplication::DesktopApplication( int& argc, char **argv, Type appType )
     : QPEApplication( argc, argv, appType )
 {
 
-  m_timer = new QTimer( this );
-  connect( m_timer, SIGNAL( timeout() ), this, SLOT( apmTimeout() ) );
-  Config cfg( "apm" );
-  cfg.setGroup( "Warnings" );
-  m_timer->start( 5000 );
+        Config cfg( "apm" );
+        cfg.setGroup( "Warnings" );
   //cfg.readNumEntry( "checkinterval", 10000 )
-  m_powerVeryLow = cfg.readNumEntry( "powerverylow", 10 );
-  m_powerCritical = cfg.readNumEntry( "powercritical", 5 );
-  ps = new PowerStatus;
-  pa = new DesktopPowerAlerter( 0 );
+        m_powerVeryLow = cfg.readNumEntry( "powerverylow", 10 );
+        m_powerCritical = cfg.readNumEntry( "powercritical", 5 );
+        
+        m_ps = new PowerStatus;
+        m_ps_last = new PowerStatus;
+        pa = new DesktopPowerAlerter( 0 );
 
-  channel = new QCopChannel( "QPE/Desktop", this );
-  connect( channel, SIGNAL( received( const QCString&, const QByteArray& ) ),
-           this, SLOT( desktopMessage( const QCString&, const QByteArray& ) ) );
+        m_timer = new QTimer( this );
+        connect( m_timer, SIGNAL( timeout() ), this, SLOT( apmTimeout() ) );
+        m_timer->start( 5000 );
+  
+        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& ) ) );
+        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 );
+        m_screensaver = new OpieScreenSaver ( );
+                m_screensaver-> setInterval ( -1 );
+        QWSServer::setScreenSaver( m_screensaver );
+        
+        apmTimeout ( );
 }
 
 
 DesktopApplication::~DesktopApplication()
 {
-  delete ps;
-  delete pa;
+        delete m_ps;
+        delete m_ps_last;
+        delete pa;
+}
+
+void DesktopApplication::apmTimeout()
+{
+        qpedesktop->checkMemory(); // in case no events are being generated
+
+                *m_ps_last = *m_ps;
+        *m_ps = PowerStatusManager::readStatus();
+
+        if ( m_ps-> acStatus ( ) != m_ps_last-> acStatus ( ))
+                m_screensaver-> powerStatusChanged ( *m_ps );
+
+        int bat = m_ps-> batteryPercentRemaining ( );
+
+        if ( m_ps_last-> batteryPercentRemaining ( ) != bat ) {
+                if ( bat <= m_powerCritical ) 
+                        pa->alert( tr( "Battery level is critical!\nKeep power off until power restored!" ), 1 );
+                else if ( bat <= m_powerVeryLow )
+                        pa->alert( tr( "Battery is running very low." ), 2 );
+
+
+                if ( m_ps-> backupBatteryStatus ( ) == PowerStatus::VeryLow ) 
+                        pa->alert( tr( "The Back-up battery is very low.\nPlease charge the back-up battery." ), 2 );
+          }
 }
 
 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;
 
     qWarning( "KeyRegisterReceived: %i, %s, %s", k, ( const char* ) c, ( const char * ) m );
     keyRegisterList.append( QCopKeyRegister( k, c, m ) );
   }
 }
 
 
 void DesktopApplication::systemMessage( const QCString & msg, const QByteArray & data )
 {
   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 == "setScreenSaverIntervalsAC(int,int,int)" ) {
-      int t1, t2, t3;
-      stream >> t1 >> t2 >> t3;
-      m_screensaver-> setIntervalsAC( 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 );
   }
   else if ( msg == "reloadPowerWarnSettings()" ) {
       reloadPowerWarnSettings();
   }
   else if ( msg == "setDisplayState(int)" ) {
     int state;
     stream >> state;
     m_screensaver-> setDisplayState ( state != 0 );
   }
   else if ( msg == "suspend()" ) {
     emit power();
   }
 }
 
 void DesktopApplication::reloadPowerWarnSettings() {
     Config cfg( "apm" );
     cfg.setGroup( "Warnings" );
 
     //  m_timer->changeInterval( cfg.readNumEntry( "checkinterval", 10000 ) );
     m_powerVeryLow = cfg.readNumEntry( "powerverylow", 10 );
     m_powerCritical = cfg.readNumEntry( "powervcritical", 5 );
 }
 
 
 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;
 
     /*
@@ -594,129 +384,96 @@ bool DesktopApplication::qwsEventFilter( QWSEvent *e )
     //      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( int batRemaining )
-{
-  *ps = PowerStatusManager::readStatus();
-
-  // maybe now since its triggered by apm change there might be to few warnings
-  // if ( ( ps->batteryStatus() == PowerStatus::VeryLow ) ) {
-  if ( ( batRemaining == m_powerVeryLow ) ) {
-       pa->alert( tr( "Battery is running very low." ), 2 );
-  }
-
-   // if ( ps->batteryStatus() == PowerStatus::Critical ) {
-   if ( batRemaining == m_powerCritical ) {
-       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." ), 2 );
-  }
-}
-
-void DesktopApplication::apmTimeout()
-{
-    qpedesktop->checkMemory(); // in case no events are being generated
-
-    *ps = PowerStatusManager::readStatus();
-
-    if ( m_currentPowerLevel != ps->batteryPercentRemaining() ) {
-        // not very nice, since psTimeout parses the again
-        m_currentPowerLevel = ps->batteryPercentRemaining();
-        psTimeout( m_currentPowerLevel );
-    }
-}
 
 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;
   }
 }
 
 #if defined(QPE_HAVE_MEMALERTER)
 QPE_MEMALERTER_IMPL
 #endif
 
 //===========================================================================
 
 Desktop::Desktop() :
     QWidget( 0, 0, WStyle_Tool | WStyle_Customize ),
     qcopBridge( 0 ),
     transferServer( 0 ),
     packageSlave( 0 )
 {
   qpedesktop = this;
 
   //    bg = new Info( this );
   tb = new TaskBar;
 
   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& ) ) );
 
   int displayw = qApp->desktop() ->width();
   int displayh = qApp->desktop() ->height();
 
 
   QSize sz = tb->sizeHint();
 
   setGeometry( 0, displayh - sz.height(), displayw, sz.height() );
   tb->setGeometry( 0, displayh - sz.height(), displayw, sz.height() );
 
   tb->show();
   launcher->showMaximized();
diff --git a/core/launcher/desktop.h b/core/launcher/desktop.h
index 8308811..f6059b8 100644
--- a/core/launcher/desktop.h
+++ b/core/launcher/desktop.h
@@ -1,137 +1,136 @@
 /**********************************************************************
 ** 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 OpieScreenSaver;
 
 class DesktopApplication : public QPEApplication
 {
   Q_OBJECT
 public:
   DesktopApplication( int& argc, char **argv, Type t );
   ~DesktopApplication();
 
   static void switchLCD ( bool on ); // only for togglePower in Desktop
 
 signals:
   void menu();
   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 * );
 #endif
 
   void shutdown();
   void restart();
 
 public slots:
   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( int );
   void apmTimeout();
   void sendCard();
 private:
     void reloadPowerWarnSettings();
     DesktopPowerAlerter *pa;
-    PowerStatus *ps;
+    PowerStatus *m_ps, *m_ps_last;
     QTimer *cardSendTimer;
     QCopChannel *channel;
-    QPEScreenSaver *m_screensaver;
+    OpieScreenSaver *m_screensaver;
     QTimer * m_timer;
     int m_powerVeryLow;
     int m_powerCritical;
     int m_currentPowerLevel;
 };
 
 
 class Desktop : public QWidget
 {
   Q_OBJECT
 public:
   Desktop();
   ~Desktop();
 
   static bool screenLocked();
 
   void show();
   void checkMemory();
 
   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 home ( );
 
 protected:
   void executeOrModify( const QString& appLnkFile );
   void styleChange( QStyle & );
   void timerEvent( QTimerEvent *e );
   bool eventFilter( QObject *, QEvent * );
 
   QWidget *bg;
   Launcher *launcher;
diff --git a/core/launcher/launcher.pro b/core/launcher/launcher.pro
index 95642af..83f8b5c 100644
--- a/core/launcher/launcher.pro
+++ b/core/launcher/launcher.pro
@@ -1,94 +1,96 @@
         TEMPLATE= app
         CONFIG  = qt warn_on release
         DESTDIR         = ../../bin
         HEADERS         = background.h \
                   desktop.h \
+                  screensaver.h \
                   qprocess.h \
                   mediummountgui.h \
                   info.h \
                   appicons.h \
                   taskbar.h \
                   sidething.h \
                   runningappbar.h \
                   stabmon.h \
                   inputmethods.h \
                   systray.h \
                   wait.h \
                   shutdownimpl.h \
                   launcher.h \
                   launcherview.h \
                   ../../core/apps/calibrate/calibrate.h \
                   startmenu.h \
                   transferserver.h \
                   qcopbridge.h \
                   packageslave.h \
                 irserver.h \
         ../../rsync/buf.h \
         ../../rsync/checksum.h \
         ../../rsync/command.h \
         ../../rsync/emit.h \
         ../../rsync/job.h \
         ../../rsync/netint.h \
         ../../rsync/protocol.h \
         ../../rsync/prototab.h \
         ../../rsync/rsync.h \
         ../../rsync/search.h \
         ../../rsync/stream.h \
         ../../rsync/sumset.h \
         ../../rsync/trace.h \
         ../../rsync/types.h \
         ../../rsync/util.h \
         ../../rsync/whole.h \
         ../../rsync/config_rsync.h \
         ../../rsync/qrsync.h \
                   quicklauncher.h 
         SOURCES         = background.cpp \
                   desktop.cpp \
+                  screensaver.cpp \
                   mediummountgui.cpp \
                   qprocess.cpp qprocess_unix.cpp \
                   info.cpp \
                   appicons.cpp \
                   taskbar.cpp \
                   sidething.cpp \
                    runningappbar.cpp \
                   stabmon.cpp \
                   inputmethods.cpp \
                   systray.cpp \
                   wait.cpp \
                   shutdownimpl.cpp \
                   launcher.cpp \
                   launcherview.cpp \
                   ../../core/apps/calibrate/calibrate.cpp \
                   transferserver.cpp \
                   packageslave.cpp \
                 irserver.cpp \
                   qcopbridge.cpp \
                   startmenu.cpp \
                   main.cpp \
         ../../rsync/base64.c \
         ../../rsync/buf.c \
         ../../rsync/checksum.c \
         ../../rsync/command.c \
         ../../rsync/delta.c \
         ../../rsync/emit.c \
         ../../rsync/hex.c \
         ../../rsync/job.c \
         ../../rsync/mdfour.c \
         ../../rsync/mksum.c \
         ../../rsync/msg.c \
         ../../rsync/netint.c \
         ../../rsync/patch.c \
         ../../rsync/prototab.c \
         ../../rsync/readsums.c \
         ../../rsync/scoop.c \
         ../../rsync/search.c \
         ../../rsync/stats.c \
         ../../rsync/stream.c \
         ../../rsync/sumset.c \
         ../../rsync/trace.c \
         ../../rsync/tube.c \
         ../../rsync/util.c \
         ../../rsync/version.c \
         ../../rsync/whole.c \
         ../../rsync/qrsync.cpp
         INTERFACES= syncdialog.ui
diff --git a/core/launcher/screensaver.cpp b/core/launcher/screensaver.cpp
new file mode 100644
index 0000000..9e823ff
--- a/dev/null
+++ b/core/launcher/screensaver.cpp
@@ -0,0 +1,237 @@
+
+#include "screensaver.h"
+
+#include <qpe/config.h>
+#include <qpe/power.h>
+#include <qpe/network.h>
+
+#include <opie/odevice.h>
+
+
+using namespace Opie;
+
+
+OpieScreenSaver::OpieScreenSaver ( )
+                : QObject ( 0, "screensaver" ), QWSScreenSaver ( )
+{
+        m_disable_suspend = 100;
+        m_enable_dim = false;
+        m_enable_lightoff = false;
+        m_enable_suspend = false;
+        m_onlylcdoff = false;
+
+        m_enable_dim_ac = false;
+        m_enable_lightoff_ac = false;
+        m_enable_suspend_ac = false;
+        m_onlylcdoff_ac = false;
+
+        m_use_light_sensor = false;
+        m_backlight_sensor = -1;
+
+        m_lcd_status = true;
+
+        m_backlight_normal = -1;
+        m_backlight_current = -1;
+        m_backlight_forcedoff = false;
+
+        m_on_ac = false;
+
+        m_level = -1;
+
+        // 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 );
+        setBacklight ( -1 );
+}
+
+
+void OpieScreenSaver::restore()
+{
+        m_level = -1;
+
+        if ( !m_lcd_status ) {    // We must have turned it off
+                ODevice::inst ( ) -> setDisplayStatus ( true );
+                m_lcd_status = true;
+        }
+
+        setBacklightInternal ( -1 );
+}
+
+
+bool OpieScreenSaver::save( int level )
+{
+        m_level = level;
+
+        switch ( level ) {
+                case 0:
+                        if (( m_on_ac && m_enable_dim_ac ) ||
+                                ( !m_on_ac && m_enable_dim )) {
+                                if (( m_disable_suspend > 0 ) && ( m_backlight_current > 1 ) && !m_use_light_sensor )
+                                        setBacklightInternal ( 1 ); // lowest non-off
+                        }
+                        return true;
+                        break;
+
+                case 1:
+                        if (( m_on_ac && m_enable_lightoff_ac ) ||
+                                ( !m_on_ac && m_enable_lightoff )) {
+                                if ( m_disable_suspend > 1 )
+                                        setBacklightInternal ( 0 ); // off
+                        }
+                        return true;
+                        break;
+
+                case 2:
+                        if (( m_on_ac && !m_enable_suspend_ac ) ||
+                                ( !m_on_ac && !m_enable_suspend )) {
+                                return true;
+                        }
+
+                        if (( m_on_ac && m_onlylcdoff_ac ) ||
+                                ( !m_on_ac && m_onlylcdoff )) {
+                                ODevice::inst ( ) -> setDisplayStatus ( false );
+                                m_lcd_status = false;
+                                return true;
+                        }
+
+                        // We're going to suspend the whole machine
+
+                        if (( m_disable_suspend > 2 ) && !Network::networkOnline ( )) {
+                                QWSServer::sendKeyEvent( 0xffff, Qt::Key_F34, FALSE, TRUE, FALSE );
+                                return true;
+                        }
+
+                        break;
+        }
+        return false;
+}
+
+
+void OpieScreenSaver::setIntervals ( int i1, int i2, int i3 )
+{
+        Config config ( "apm" );
+        config. setGroup ( m_on_ac ? "AC" : "Battery" );
+
+        int v[ 4 ];
+        if ( i1 < 0 )
+                i1 = config. readNumEntry ( "Dim", 30 );
+        if ( i2 < 0 )
+                i2 = config. readNumEntry ( "LightOff", 20 );
+        if ( i3 < 0 )
+                i3 = config. readNumEntry ( "Suspend", 60 );
+
+        if ( m_on_ac ) {
+                m_enable_dim_ac = ( i1 > 0 );
+                m_enable_lightoff_ac = ( i2 > 0 );
+                m_enable_suspend_ac = ( i3 > 0 );
+                m_onlylcdoff_ac = config.readNumEntry ( "LcdOffOnly", 0 );
+        }
+        else {
+                m_enable_dim = ( i1 > 0 );
+                m_enable_lightoff = ( i2 > 0 );
+                m_enable_suspend = ( i3 > 0 );
+                m_onlylcdoff = config.readNumEntry ( "LcdOffOnly", 0 );
+        }
+        
+        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;
+
+        if ( !i1 && !i2 && !i3 )
+                QWSServer::setScreenSaverInterval( 0 );
+        else
+                QWSServer::setScreenSaverIntervals( v );
+}
+
+
+void OpieScreenSaver::setInterval ( int interval )
+{
+        setIntervals ( -1, -1, interval );
+}
+
+
+void OpieScreenSaver::setMode ( int mode )
+{
+        if ( mode > m_disable_suspend )
+                setInterval ( -1 );
+        m_disable_suspend = mode;
+}
+
+
+void OpieScreenSaver::setBacklight ( int bright )
+{
+        // Read from config
+        Config config ( "apm" );
+        config. setGroup ( m_on_ac ? "AC" : "Battery" );
+        m_backlight_normal = config. readNumEntry ( "Brightness", 255 );
+
+        m_use_light_sensor = config. readBoolEntry ( "LightSensor", false );
+
+        qDebug ( "setBacklight: %d (ls: %d)", m_backlight_normal, m_use_light_sensor ? 1 : 0 );
+
+        killTimers ( );
+        if ( m_use_light_sensor ) {
+                timerEvent ( 0 );
+                startTimer ( 2000 );
+        }
+
+        setBacklightInternal ( bright );
+}
+
+
+void OpieScreenSaver::setBacklightInternal ( 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_current ? 0 : -1;
+                m_backlight_forcedoff = !bright;
+        }
+        if ( bright == -1 )
+                bright = m_use_light_sensor ? m_backlight_sensor : m_backlight_normal;
+
+        if ( bright != m_backlight_current ) {
+                ODevice::inst ( )-> setDisplayBrightness ( bright );
+                m_backlight_current = bright;
+        }
+}
+
+
+void OpieScreenSaver::timerEvent ( QTimerEvent * )
+{
+        m_backlight_sensor = (( 255 - ODevice::inst ( )-> readLightSensor ( )) * m_backlight_normal ) / 255;
+
+        if ( m_level <= 0 )
+                setBacklightInternal ( -1 );
+}
+
+
+void OpieScreenSaver::setDisplayState ( bool on )
+{
+        if ( m_lcd_status != on ) {
+                ODevice::inst ( ) -> setDisplayStatus ( on );
+                m_lcd_status = on;
+        }
+}
+
+
+void OpieScreenSaver::powerStatusChanged ( PowerStatus ps )
+{
+        bool newonac = ( ps. acStatus ( ) == PowerStatus::Online );
+        
+        if ( newonac != m_on_ac ) {
+                m_on_ac = newonac;
+                setInterval ( -1 );
+                setBacklight ( -1 );
+                        restore ( );    
+        }
+}
+
diff --git a/core/launcher/screensaver.h b/core/launcher/screensaver.h
new file mode 100644
index 0000000..9126f33
--- a/dev/null
+++ b/core/launcher/screensaver.h
@@ -0,0 +1,61 @@
+#ifndef __LAUNCHER_SCREENSAVER_H__
+#define __LAUNCHER_SCREENSAVER_H__
+
+#include <qwindowsystem_qws.h>
+#include <qobject.h>
+
+#include <qpe/power.h>
+
+class OpieScreenSaver : public QObject, public QWSScreenSaver
+{
+public:
+        OpieScreenSaver ( );
+
+        void restore ( );
+        bool save ( int level );
+
+        void setIntervals( int i1, int i2, int i3 );
+        void setIntervalsAC( int i1, int i2, int i3 );
+
+        void setInterval ( int interval );
+
+        void setMode ( int mode );
+
+        void setBacklight ( int bright );
+        void setDisplayState ( bool on );
+
+        void powerStatusChanged ( PowerStatus ps );
+
+private:
+        void setBacklightInternal ( int bright );
+
+protected:
+        virtual void timerEvent ( QTimerEvent * );
+
+private:
+        int m_disable_suspend;
+        bool m_enable_dim;
+        bool m_enable_lightoff;
+        bool m_enable_suspend;
+        bool m_onlylcdoff;
+
+        bool m_enable_dim_ac;
+        bool m_enable_lightoff_ac;
+        bool m_enable_suspend_ac;
+        bool m_onlylcdoff_ac;
+
+        bool m_use_light_sensor;
+        int m_backlight_sensor;
+
+        bool m_lcd_status;
+
+        int m_backlight_normal;
+        int m_backlight_current;
+        bool m_backlight_forcedoff;
+
+        bool m_on_ac;
+        
+        int m_level;
+};
+
+#endif