Start of What's This for Sysinfo, plus some code tweaks

6 files changed, 51 insertions, 22 deletions

diff --git a/noncore/settings/sysinfo/load.cpp b/noncore/settings/sysinfo/load.cpp
index 0fcfa6b..900b3d3 100644
--- a/noncore/settings/sysinfo/load.cpp
+++ b/noncore/settings/sysinfo/load.cpp
@@ -1,207 +1,212 @@
 /**********************************************************************
 ** 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 <stdio.h>
+
+#include <qfile.h>
 #include <qlayout.h>
 #include <qlabel.h>
 #include <qpainter.h>
 #include <qpixmap.h>
-#include <qtimer.h>
-#include <qfile.h>
 #include <qtextstream.h>
+#include <qtimer.h>
+#include <qwhatsthis.h>
+
 #include "load.h"
 
 LoadInfo::LoadInfo( QWidget *parent, const char *name, WFlags f )
     : QWidget( parent, name, f )
 {
     QVBoxLayout *vb = new QVBoxLayout( this, 6 );
 
     QString cpuInfo = getCpuInfo();
     if ( !cpuInfo.isNull() )
 	vb->addWidget( new QLabel( cpuInfo, this ) );
     vb->addWidget( new Load( this ), 100 );
     QLabel *l = new QLabel( this );
     l->setPixmap( makeLabel( red, tr("Application CPU usage (%)") ) );
     vb->addWidget( l, 1 );
     l = new QLabel( this );
     l->setPixmap( makeLabel( green, tr("System CPU usage (%)") ) );
     vb->addWidget( l, 1 );
     vb->addStretch(50);
+
+    QWhatsThis::add( this, tr( "This page shows how much this device's processor is being used." ) );
 }
 
 QPixmap LoadInfo::makeLabel( const QColor &col, const QString &text )
 {
     int h = fontMetrics().height();
     QPixmap pm( 20 + fontMetrics().width( text ), h );
     QPainter p( &pm );
     p.fillRect( pm.rect(), colorGroup().background() );
     p.fillRect( 0, h/2-4, 18, h/2+3, black );
     p.setPen( col );
     p.drawLine( 2, h/2, 15, h/2 );
     p.setPen( colorGroup().text() );
     p.drawText( 20, fontMetrics().ascent(), text );
 
     return pm;
 }
 
 QString LoadInfo::getCpuInfo()
 {
     bool haveInfo = FALSE;
     QString info = tr("Type: ");
     QFile f( "/proc/cpuinfo" );
     if ( f.open( IO_ReadOnly ) ) {
 	QTextStream ts( &f );
 
 	while ( !ts.atEnd() ) {
 	    QString s = ts.readLine();
 	    if ( s.find( "model name" ) == 0 ) {
 		info += s.mid( s.find( ':' ) + 2 );
 		haveInfo = TRUE;
 	    } else if ( s.find( "cpu MHz" ) == 0 ) {
 		double mhz = s.mid( s.find( ':' ) + 2 ).toDouble();
 		info += " " + QString::number( mhz, 'f', 0 );
 		info += "MHz";
 		break;
 	    } else if ( s.find( "Processor" ) == 0 ) {
 		info += s.mid( s.find( ':' ) + 2 );
 		haveInfo = TRUE;
 		break;
 #ifdef __MIPSEL__
 	    } else if ( s.find( "cpu model" ) == 0 ) {
 		info += " " + s.mid( s.find( ':' ) + 2 );
 		break;
 	    } else if ( s.find( "cpu" ) == 0 ) {
 		info += s.mid( s.find( ':' ) + 2 );
 		haveInfo = TRUE;
 #endif
 	    }
 	}
     }
 
     if ( !haveInfo )
 	info = QString();
 
     return info;
 }
 
 Load::Load( QWidget *parent, const char *name, WFlags f )
     : QWidget( parent, name, f )
 {
     setMinimumHeight( 30 );
     setBackgroundColor( black );
     points = 100;
     setMinimumWidth( points );
     userLoad = new double [points];
     systemLoad = new double [points];
     for ( int i = 0; i < points; i++ ) {
 	userLoad[i] = 0.0;
 	systemLoad[i] = 0.0;
     }
     maxLoad = 1.3;
     QTimer *timer = new QTimer( this );
     connect( timer, SIGNAL(timeout()), SLOT(timeout()) );
     timer->start( 2000 );
     gettimeofday( &last, 0 );
     first = TRUE;
     timeout();
 }
 
 void Load::paintEvent( QPaintEvent *ev )
 {
     QPainter p( this );
 
     int h = height() - 5;
 
     int mult = (int)(h / maxLoad);
 
     p.setPen( gray );
     p.drawLine( 0, h - mult, width(), h - mult );
     p.drawText( 0, h - mult, "100" );
     p.drawText( 0, h, "0" );
 
     p.setPen( green );
     for ( int i = 1; i < points; i++ ) {
 	int x1 = (i - 1) * width() / points;
 	int x2 = i * width() / points;
 	p.drawLine( x1, h - systemLoad[i-1] * mult,
 		    x2, h - systemLoad[i] * mult );
     }
 
     p.setPen( red );
     for ( int i = 1; i < points; i++ ) {
 	int x1 = (i - 1) * width() / points;
 	int x2 = i * width() / points;
 	p.drawLine( x1, h - userLoad[i-1] * mult,
 		    x2, h - userLoad[i] * mult );
     }
 }
 
 void Load::timeout()
 {
     int user;
     int usernice;
     int sys;
     int idle;
     FILE *fp;
     fp = fopen( "/proc/stat", "r" );
     fscanf( fp, "cpu %d %d %d %d", &user, &usernice, &sys, &idle );
     fclose( fp );
     struct timeval now;
     gettimeofday( &now, 0 );
     int tdiff = now.tv_usec - last.tv_usec;
     tdiff += (now.tv_sec - last.tv_sec) * 1000000;
     tdiff /= 10000;
 
     int udiff = user - lastUser;
     int sdiff = sys - lastSys;
     if ( tdiff > 0 ) {
 	double uload = (double)udiff / (double)tdiff;
 	double sload = (double)sdiff / (double)tdiff;
 	if ( !first ) {
 	    for ( int i = 1; i < points; i++ ) {
 		userLoad[i-1] = userLoad[i];
 		systemLoad[i-1] = systemLoad[i];
 	    }
 	    userLoad[points-1] = uload;
 	    systemLoad[points-1] = sload;
 //	    scroll( -width()/points, 0, QRect( 0, 0, width() - width()/points + 1, height() ) );
 	    repaint( TRUE );
 	    double ml = 1.3;
 	    /*
 	    for ( int i = 0; i < points; i++ ) {
 		if ( userLoad[i] > ml )
 		    ml = userLoad[i];
 	    }
 	    */
 	    if ( maxLoad != ml ) {
 		maxLoad = ml;
 		update();
 	    }
 	}
 
 	last = now;
 	lastUser = user;
 	lastSys = sys;
 	first = FALSE;
     } else if ( tdiff < 0 ) {
 	last = now;
     }
 }
 
diff --git a/noncore/settings/sysinfo/memory.cpp b/noncore/settings/sysinfo/memory.cpp
index 781f0df..30d42d5 100644
--- a/noncore/settings/sysinfo/memory.cpp
+++ b/noncore/settings/sysinfo/memory.cpp
@@ -1,94 +1,98 @@
 /**********************************************************************
 ** 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 <qlabel.h>
-#include <qtimer.h>
 #include <qfile.h>
-#include <qtextstream.h>
 #include <qlayout.h>
+#include <qtextstream.h>
+#include <qtimer.h>
+#include <qwhatsthis.h>
+
 #include "graph.h"
 #include "memory.h"
 
 MemoryInfo::MemoryInfo( QWidget *parent, const char *name, WFlags f )
-    : QWidget( parent, name, f )
+    : QWidget( parent, name, WStyle_ContextHelp )
 {
     QVBoxLayout *vb = new QVBoxLayout( this, 5 );
 
     totalMem = new QLabel( this );
     vb->addWidget( totalMem );
 
     data = new GraphData();
 //    graph = new PieGraph( this );
     graph = new BarGraph( this );
     graph->setFrameStyle( QFrame::Panel | QFrame::Sunken );
     vb->addWidget( graph, 1 );
     graph->setData( data );
 
     legend = new GraphLegend( this );
     vb->addWidget( legend );
     legend->setData( data );
 
     vb->addStretch( 1 );
     updateData();
 
     QTimer *t = new QTimer( this );
     connect( t, SIGNAL( timeout() ), this, SLOT( updateData() ) );
     t->start( 5000 );
+    
+    QWhatsThis::add( this, tr( "This page shows how memory (i.e. RAM) is being allocated on your handheld device.\nMemory is categorized as follows:\n\n1. Used - memory used to by Opie and any running applications.\n2. Buffers - temporary storage used to improve performance\n3. Cached - information that has recently been used, but has not been freed yet.\n4. Free - memory not currently used by Opie or any running applications." ) );
 }
 
 MemoryInfo::~MemoryInfo()
 {
     delete data;
 }
 
 void MemoryInfo::updateData()
 {
     QFile file( "/proc/meminfo" );
 
     if ( file.open( IO_ReadOnly ) ) {
 	QTextStream t( &file );
 	QString dummy = t.readLine();	// title
 	t >> dummy;
 	int total, used, memfree, shared, buffers, cached;
 	t >> total;
 	total /= 1000;
 	t >> used;
 	used /= 1000;
 	t >> memfree;
 	memfree /= 1000;
 	t >> shared;
 	shared /= 1000;
 	t >> buffers;
 	buffers /= 1000;
 	t >> cached;
 	cached /= 1000;
 	int realUsed = total - ( buffers + cached + memfree );
 	data->clear();
 	data->addItem( tr("Used (%1 kB)").arg(realUsed), realUsed );
 	data->addItem( tr("Buffers (%1 kB)").arg(buffers), buffers );
 	data->addItem( tr("Cached (%1 kB)").arg(cached), cached );
 	data->addItem( tr("Free (%1 kB)").arg(memfree), memfree );
 	totalMem->setText( tr( "Total Memory: %1 kB" ).arg( total ) );
 	graph->repaint( FALSE );
 	legend->update();
     }
 }
 
 
diff --git a/noncore/settings/sysinfo/opie-sysinfo.control b/noncore/settings/sysinfo/opie-sysinfo.control
index 796f734..4a6855d 100644
--- a/noncore/settings/sysinfo/opie-sysinfo.control
+++ b/noncore/settings/sysinfo/opie-sysinfo.control
@@ -1,9 +1,9 @@
 Files: bin/sysinfo apps/Applications/sysinfo.desktop pics/sysinfo
 Priority: optional
 Section: opie/applications
-Maintainer: Dan Williams <wiliamsdr@acm.org>
+Maintainer: Dan Williams <williamsdr@acm.org>
 Architecture: arm
 Version: $QPE_VERSION-$SUB_VERSION
 Depends: opie-base ($QPE_VERSION), libopie ($QPE_VERSION)
 Description: System Information dialog
  For the Opie environment.
diff --git a/noncore/settings/sysinfo/storage.cpp b/noncore/settings/sysinfo/storage.cpp
index b369ff1..c33663e 100644
--- a/noncore/settings/sysinfo/storage.cpp
+++ b/noncore/settings/sysinfo/storage.cpp
@@ -1,234 +1,251 @@
 /**********************************************************************
 ** 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.
 **
 **********************************************************************/
 // additions copyright 2002 by L.J. Potter
 #include <qlabel.h>
 #include <qlayout.h>
 #include <qtimer.h>
-#include <qlayout.h>
+#include <qwhatsthis.h>
+
 #include "graph.h"
 #include "storage.h"
 
 #include <stdio.h>
  #if defined(_OS_LINUX_) || defined(Q_OS_LINUX)
 #include <sys/vfs.h>
 #include <mntent.h>
  #endif
 
 StorageInfo::StorageInfo( QWidget *parent, const char *name )
     : QWidget( parent, name )
 {
     vb = 0;
     disks.setAutoDelete(TRUE);
     lines.setAutoDelete(TRUE);
     updateMounts();
     startTimer( 5000 );
 }
 
 void StorageInfo::timerEvent(QTimerEvent*)
 {
     updateMounts();
 }
 
 static bool isCF(const QString& m)
 {
     FILE* f = fopen("/var/run/stab", "r");
     if (!f) f = fopen("/var/state/pcmcia/stab", "r");
     if (!f) f = fopen("/var/lib/pcmcia/stab", "r");
     if ( f ) {
         char line[1024];
         char devtype[80];
         char devname[80];
         while ( fgets( line, 1024, f ) ) {
               // 0       ide     ide-cs  0       hda     3       0
             if ( sscanf(line,"%*d %s %*s %*s %s", devtype, devname )==2 ) {
                 if ( QString(devtype) == "ide" && m.find(devname)>0 ) {
                     fclose(f);
                     return TRUE;
                 }
             }
         }
         fclose(f);
     }
     return FALSE;
 }
 
 void StorageInfo::updateMounts()
 {
 #if defined(_OS_LINUX_) || defined(Q_OS_LINUX)
     struct mntent *me;
     FILE *mntfp = setmntent( "/etc/mtab", "r" );
     QStringList curdisks;
     QStringList curfs;
     QStringList mountList;
     QStringList fsT;
     bool rebuild = FALSE;
     int n=0;
     if ( mntfp ) {
         while ( (me = getmntent( mntfp )) != 0 ) {
             QString fs = me->mnt_fsname;
             qDebug(fs+" "+(QString)me->mnt_type);
             if ( fs.left(7)=="/dev/hd" || fs.left(7)=="/dev/sd"
                  || fs.left(8)=="/dev/mtd" || fs.left(9) == "/dev/mmcd"
                  || fs.left(9) == "/dev/root" || fs.left(5) == "/ramfs") {
                 n++;
                 curdisks.append(fs);
                 QString d = me->mnt_dir;
                 curfs.append(d);
                 QString mount =  me->mnt_dir;
                 mountList.append(mount);
                 QString t = me->mnt_type;
                 fsT.append(t);
                 if ( !disks.find(d) )
                     rebuild = TRUE;
             }
         }
         endmntent( mntfp );
     }
     if ( rebuild || n != (int)disks.count() ) {
         disks.clear();
         lines.clear();
         delete vb;
         vb = new QVBoxLayout( this, n > 3 ? 1 : 5 );
         bool frst=TRUE;
         QStringList::ConstIterator it=curdisks.begin();
         QStringList::ConstIterator fsit=curfs.begin();
         QStringList::ConstIterator fsmount=mountList.begin();
         QStringList::ConstIterator fsTit=fsT.begin();
 
     for (; it!=curdisks.end(); ++it, ++fsit) {
             if ( !frst ) {
                 QFrame *f = new QFrame( this );
                 vb->addWidget(f);
                 f->setFrameStyle( QFrame::HLine | QFrame::Sunken );
                 lines.append(f);
                 f->show();
             } frst=FALSE;
             QString humanname=*it;
 //            qDebug(humanname);
             if ( isCF(humanname) )
-                humanname = tr("CF Card: "+*fsmount+" "+*fsTit+" ");
+                humanname = tr( "CF Card: " );
             else if ( humanname == "/dev/hda1" )
-                humanname = tr("Hard Disk "+*fsmount+" "+*fsTit+" ");
+                humanname = tr( "Hard Disk " );
             else if ( humanname.left(9) == "/dev/mmcd" )
-                humanname = tr("SD Card "+*fsmount+" "+*fsTit+" ");
+                humanname = tr( "SD Card " );
             else if ( humanname.left(7) == "/dev/hd" )
-                humanname = tr("Hard Disk") + " " + humanname.mid(7)+" "+*fsmount+" "+*fsTit+" ";
+                humanname = tr( "Hard Disk /dev/hd " );
             else if ( humanname.left(7) == "/dev/sd" )
-                humanname = tr("SCSI Hard Disk") + " " + humanname.mid(7)+" "+*fsmount+" "+*fsTit+" ";
+                humanname = tr( "SCSI Hard Disk /dev/sd " );
             else if ( humanname == "/dev/mtdblock1" || humanname == "/dev/mtdblock/1" )
-                humanname = tr("Int. Storage "+*fsmount+" "+*fsTit+"\n");
+                humanname = tr( "Int. Storage " );
             else if ( humanname.left(14) == "/dev/mtdblock/" )
-                humanname = tr("Int. Storage") + " " + humanname.mid(14)+" "+*fsmount+" "+*fsTit+" ";
+                humanname = tr( "Int. Storage /dev/mtdblock/ " );
             else if ( humanname.left(13) == "/dev/mtdblock" )
-                humanname = tr("Int. Storage") + " " + humanname.mid(13)+" "+*fsmount+" "+*fsTit+" ";
+                humanname = tr( "Int. Storage /dev/mtdblock " );
              else if ( humanname.left(9) == "/dev/root" )
-                 humanname = tr("Int. Storage "+*fsmount+" "+*fsTit+" ");
+                humanname = tr( "Int. Storage " );
               // etc.
+            humanname.append( *fsmount );
+            humanname.append( " " );
+            humanname.append( *fsTit );
+            humanname.append( " " );
+
             MountInfo* mi = new MountInfo( *fsit, humanname, this );
             vb->addWidget(mi);
             disks.insert(*fsit,mi);
             mi->show();
             fsmount++;fsTit++;
+            QString tempstr = humanname.left( 2 );
+            if ( tempstr == tr( "CF" ) )
+                QWhatsThis::add( mi, tr( "This graph represents how much memory is currently used on this Compact Flash memory card." ) );
+            else if ( tempstr == tr( "Ha" ) )
+                QWhatsThis::add( mi, tr( "This graph represents how much storage is currently used on this hard drive." ) );
+            else if ( tempstr == tr( "SD" ) )
+                QWhatsThis::add( mi, tr( "This graph represents how much memory is currently used on this Secure Digital memory card." ) );
+            else if ( tempstr == tr( "SC" ) )
+                QWhatsThis::add( mi, tr( "This graph represents how much storage is currently used on this hard drive." ) );
+            else if ( tempstr == tr( "In" ) )
+                QWhatsThis::add( mi, tr( "This graph represents how much memory is currently used of the built-in memory (i.e. Flash memory) on this handheld device." ) );
         }
         vb->addStretch();
     } else {
           // just update them
         for (QDictIterator<MountInfo> i(disks); i.current(); ++i)
             i.current()->updateData();
     }
 #endif
 }
 
 
 MountInfo::MountInfo( const QString &path, const QString &ttl, QWidget *parent, const char *name )
     : QWidget( parent, name ), title(ttl)
 {
     qDebug("new path is "+path);
     fs = new FileSystem( path );
     QVBoxLayout *vb = new QVBoxLayout( this, 3 );
 
     totalSize = new QLabel( this );
     vb->addWidget( totalSize );
 
     data = new GraphData();
     graph = new BarGraph( this );
     graph->setFrameStyle( QFrame::Panel | QFrame::Sunken );
     vb->addWidget( graph, 1 );
     graph->setData( data );
 
     legend = new GraphLegend( this );
     legend->setOrientation(Horizontal);
     vb->addWidget( legend );
     legend->setData( data );
 
     updateData();
 }
 
 MountInfo::~MountInfo()
 {
     delete data;
     delete fs;
 }
 
 void MountInfo::updateData()
 {
     fs->update();
 
     long mult = fs->blockSize() / 1024;
     long div = 1024 / fs->blockSize();
     if ( !mult ) mult = 1;
     if ( !div ) div = 1;
     long total = fs->totalBlocks() * mult / div;
     long avail = fs->availBlocks() * mult / div;
     long used = total - avail;
     totalSize->setText( title + tr(" : %1 kB").arg( total ) );
     data->clear();
     data->addItem( tr("Used (%1 kB)").arg(used), used );
     data->addItem( tr("Available (%1 kB)").arg(avail), avail );
     graph->repaint( FALSE );
     legend->update();
     graph->show();
     legend->show();
 }
 
 //---------------------------------------------------------------------------
 
 FileSystem::FileSystem( const QString &p )
     : fspath( p ), blkSize(512), totalBlks(0), availBlks(0)
 {
     update();
 }
 
 void FileSystem::update()
 {
 #if defined(_OS_LINUX_) || defined(Q_OS_LINUX)
   struct statfs fs;
   if ( !statfs( fspath.latin1(), &fs ) ) {
     blkSize = fs.f_bsize;
     totalBlks = fs.f_blocks;
     availBlks = fs.f_bavail;
   } else {
     blkSize = 0;
     totalBlks = 0;
     availBlks = 0;
   }
 #endif
 }
 
diff --git a/noncore/settings/sysinfo/sysinfo.cpp b/noncore/settings/sysinfo/sysinfo.cpp
index f727443..6d2a64f 100644
--- a/noncore/settings/sysinfo/sysinfo.cpp
+++ b/noncore/settings/sysinfo/sysinfo.cpp
@@ -1,70 +1,70 @@
 /**********************************************************************
 ** 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.
 **
 **********************************************************************
 **
 **  Enhancements by: Dan Williams, <williamsdr@acm.org>
 **
 **********************************************************************/
 
 #include "memory.h"
 #include "load.h"
 #include "storage.h"
 #include "processinfo.h"
 #include "modulesinfo.h"
 #include "versioninfo.h"
 #include "sysinfo.h"
 
 #include <opie/otabwidget.h>
 
 #include <qpe/config.h>
 #include <qpe/resource.h>
 
 #include <qlayout.h>
 
 SystemInfo::SystemInfo( QWidget *parent, const char *name, WFlags f )
-    : QWidget( parent, name, f )
+    : QWidget( parent, name, WStyle_ContextHelp )
 {
     setIcon( Resource::loadPixmap( "system_icon" ) );
     setCaption( tr("System Info") );
 
     resize( 220, 180 );
 
     Config config( "qpe" );
     config.setGroup( "Appearance" );
     bool advanced = config.readBoolEntry( "Advanced", TRUE );
 
     QVBoxLayout *lay = new QVBoxLayout( this );
     OTabWidget *tab = new OTabWidget( this, "tabwidget", OTabWidget::Global );
     lay->addWidget( tab );
     tab->addTab( new MemoryInfo( tab ), "sysinfo/memorytabicon.png", tr("Memory") );
 #if defined(_OS_LINUX_) || defined(Q_OS_LINUX)
     tab->addTab( new StorageInfo( tab ), "sysinfo/storagetabicon.png", tr("Storage") );
 #endif
     tab->addTab( new LoadInfo( tab ), "sysinfo/cputabicon.png", tr("CPU") );
     if ( advanced )
     {
         tab->addTab( new ProcessInfo( tab ), "sysinfo/processtabicon.png", tr("Process") );
         tab->addTab( new ModulesInfo( tab ), "sysinfo/moduletabicon.png", tr("Modules") );
     }
     tab->addTab( new VersionInfo( tab ), "sysinfo/versiontabicon.png", tr("Version") );
 
     tab->setCurrentTab( tr( "Memory" ) );
 }
 
 
diff --git a/noncore/settings/sysinfo/versioninfo.cpp b/noncore/settings/sysinfo/versioninfo.cpp
index a8db207..79e7fea 100644
--- a/noncore/settings/sysinfo/versioninfo.cpp
+++ b/noncore/settings/sysinfo/versioninfo.cpp
@@ -1,130 +1,133 @@
 /**********************************************************************
 ** 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 <qpe/resource.h>
 #include <qpe/version.h>
 
-
+#include <qfile.h>
+#include <qimage.h>
 #include <qlabel.h>
+#include <qlayout.h>
 #include <qpixmap.h>
 #include <qpainter.h>
-#include <qimage.h>
-#include <qtimer.h>
-#include <qfile.h>
 #include <qtextstream.h>
-#include <qlayout.h>
+#include <qtimer.h>
+#include <qwhatsthis.h>
+
 #include "versioninfo.h"
 
 #include <opie/odevice.h>
+
 using namespace Opie;
 
 VersionInfo::VersionInfo( QWidget *parent, const char *name, WFlags f )
     : QWidget( parent, name, f )
 {
     setMinimumSize( 200, 150 );
 
     QVBoxLayout *vb = new QVBoxLayout( this, 4 );
     
     QString kernelVersionString;
     QFile file( "/proc/version" );
     if ( file.open( IO_ReadOnly ) ) {
   QTextStream t( &file );
   QString v;
   t >> v; t >> v; t >> v;
   v = v.left( 20 );
   kernelVersionString = tr( "<b>Linux Kernel</b><p>Version: " ) + v + "<p>";
   t >> v;
   kernelVersionString += tr( "Compiled by: " ) + v;
   file.close();
     }
 
     QString palmtopVersionString;
     palmtopVersionString = tr( "<b>Opie</b><p>Version: " ) + QPE_VERSION + "<p>";
 #ifdef QPE_VENDOR
     QString builder = QPE_VENDOR;
 #else
     QString builder = "Unknown";
 #endif    
     palmtopVersionString += tr( "Compiled by: " ) + builder + "<p>";
     palmtopVersionString += tr( "Built on: " ) + __DATE__;
 
     
     QHBoxLayout *hb1 = new QHBoxLayout( vb );
     hb1->setSpacing( 2 );
 
     QLabel *palmtopLogo = new QLabel( this );
     QImage logo1 = Resource::loadImage( "logo/opielogo" );
     logo1 = logo1.smoothScale( 50, 55 );
     QPixmap logo1Pixmap;
     logo1Pixmap.convertFromImage( logo1 );
     palmtopLogo->setPixmap( logo1Pixmap );
     palmtopLogo->setFixedSize( 60, 60 );
     hb1->addWidget( palmtopLogo, 0, Qt::AlignTop + Qt::AlignLeft );
 
     QLabel *palmtopVersion = new QLabel( this );
     palmtopVersion->setText( palmtopVersionString  );
     hb1->addWidget( palmtopVersion, 1, Qt::AlignTop + Qt::AlignLeft );
 
 
     QHBoxLayout *hb2 = new QHBoxLayout( vb );
     hb1->setSpacing( 2 );
 
     QLabel *linuxLogo = new QLabel( this );
     QImage logo2 = Resource::loadImage( "logo/tux-logo" );
     logo2 = logo2.smoothScale( 55, 60 );
     QPixmap logo2Pixmap;
     logo2Pixmap.convertFromImage( logo2 );
     linuxLogo->setPixmap( logo2Pixmap );
     linuxLogo->setFixedSize( 60, 60 );
     hb2->addWidget( linuxLogo, 0, Qt::AlignTop + Qt::AlignLeft );
     
     QLabel *kernelVersion = new QLabel( this );
     kernelVersion->setText( kernelVersionString );
     hb2->addWidget( kernelVersion, 1, Qt::AlignTop + Qt::AlignLeft );
 
 
     QHBoxLayout *hb3 = new QHBoxLayout( vb );
     hb3->setSpacing( 2 );
 
     QLabel *palmtopLogo3 = new QLabel( this );
     QImage logo3 = Resource::loadImage( "SystemInfo" );
     logo3 = logo3.smoothScale( 50, 55 );
     QPixmap logo3Pixmap;
     logo3Pixmap.convertFromImage( logo3 );
     palmtopLogo3->setPixmap( logo3Pixmap );
     palmtopLogo3->setFixedSize( 60, 60 );
     hb3->addWidget( palmtopLogo3, 0, Qt::AlignTop + Qt::AlignLeft );
 
 //    QString systemString = tr( "<b>System</b><p>System: ") + ODevice::inst()->systemString()
     QString systemString = "<b>"+ ODevice::inst()->systemString()+"</b>"
         +tr("<p>Version: " ) + ODevice::inst()->systemVersionString()
         +tr("<p>Model: ") + ODevice::inst()->modelString()
         +tr("<p>Vendor: ") + ODevice::inst()->vendorString();
 
     QLabel *systemVersion = new QLabel( this );
     systemVersion->setText( systemString );
     hb3->addWidget( systemVersion, 1, Qt::AlignTop + Qt::AlignLeft );
     
+    QWhatsThis::add( this, tr( "This page shows the current versions of Opie, the Linux kernel and distribution running on this handheld device." ) );
 }
 
 VersionInfo::~VersionInfo()
 {
 }