Fix size and drawing of battery status widget and eliminate compiler warnings

2 files changed, 12 insertions, 15 deletions

diff --git a/core/applets/batteryapplet/battery.cpp b/core/applets/batteryapplet/battery.cpp
index 3b64fb5..9a9ddf6 100644
--- a/core/applets/batteryapplet/battery.cpp
+++ b/core/applets/batteryapplet/battery.cpp
@@ -1,170 +1,170 @@
 /**********************************************************************
 ** 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 "battery.h"
 #include "batterystatus.h"
 
 #include <qpe/applnk.h>
 #include <qpe/config.h>
 #include <qpe/power.h>
 #include <qpe/qpeapplication.h>
 
 #include <qpainter.h>
 #include <qtimer.h>
 
 
 BatteryMeter::BatteryMeter( QWidget *parent )
     : QWidget( parent ), charging(false)
 {
     ps = new PowerStatus;
     startTimer( 10000 );
 
     setFixedWidth(  QMAX(AppLnk::smallIconSize()*3/4, 6) );
     setFixedHeight( AppLnk::smallIconSize() );
 
     chargeTimer = new QTimer( this );
     connect( chargeTimer, SIGNAL(timeout()), this, SLOT(chargeTimeout()) );
     timerEvent(0);
     QPEApplication::setStylusOperation( this, QPEApplication::RightOnHold );
     Config c( "qpe" );
     c.setGroup( "Battery" );
     style = c.readNumEntry( "Style", 0 );
 }
 
 BatteryMeter::~BatteryMeter()
 {
     delete ps;
 }
 
 QSize BatteryMeter::sizeHint() const
 {
     return QSize(QMAX(AppLnk::smallIconSize()*3/4, 6), height() );
 }
 
 void BatteryMeter::mousePressEvent( QMouseEvent* e )
 {
     if ( e->button() == RightButton )
     {
         style = 1-style;
         Config c( "qpe" );
         c.setGroup( "Battery" );
         c.writeEntry( "Style", style );
         repaint( true );
     }
     QWidget::mousePressEvent( e );
 }
 
-void BatteryMeter::mouseReleaseEvent( QMouseEvent* e)
+void BatteryMeter::mouseReleaseEvent( QMouseEvent* /*e*/ )
 {
     if ( batteryView && batteryView->isVisible() ) {
         delete (QWidget *) batteryView;
     } else {
         if ( !batteryView ) batteryView = new BatteryStatus( ps );
         QPEApplication::showWidget( batteryView );
         batteryView->raise();
         batteryView->show();
     }
 }
 
 void BatteryMeter::timerEvent( QTimerEvent * )
 {
     PowerStatus prev = *ps;
 
     *ps = PowerStatusManager::readStatus();
 
     if ( prev != *ps ) {
     percent = ps->batteryPercentRemaining();
     if ( !charging && ps->batteryStatus() == PowerStatus::Charging ) {
         percent = 0;
         charging = true;
         chargeTimer->start( 500 );
     } else if ( charging && ps->batteryStatus() != PowerStatus::Charging ) {
         charging = false;
         chargeTimer->stop();
         if ( batteryView )
         batteryView->updatePercent( percent );
     }
     repaint( style != 0 );
     if ( batteryView )
         batteryView->repaint();
     }
 }
 
 void BatteryMeter::chargeTimeout()
 {
     percent += 20;
     if ( percent > 100 )
 	percent = 0;
 
     repaint(FALSE);
     if ( batteryView )
 	batteryView->updatePercent( percent );
 }
 
 void BatteryMeter::paintEvent( QPaintEvent* )
 {
 
     if ( style == 1 )
     {
         QPainter p(this);
         QFont f( "Fixed", AppLnk::smallIconSize()/2 );
         QFontMetrics fm( f );
         p.setFont( f );
         p.drawText( 0, height()/2, QString::number( percent ) );
         p.drawText( width()/4, height(), "%" );
         return;
     }
 
     QPainter p(this);
     QColor color;
     QColor g = gray.light( 160 );
     switch ( ps->acStatus() )
     {
         case PowerStatus::Offline: color = blue.light( 150 ); break;
         case PowerStatus::Online: color = green.dark( 130 ).light( 180 ); break;
         default: color = red.light( 160 );
     }
 
     int w = height() / 2;
     if ( !(w%2) ) w--; // should have an odd value to get a real middle line
     int h = height() - 4;
     int pix = (percent * h) / 100;
     int y2 = height() -2;
     int y = y2 - pix;
     int x1 = (width() - w ) / 2;
 
     p.setPen(QColor(80,80,80));
     p.drawLine(x1+w/4,0,x1+w/4+w/2+1,0);  // header
     p.drawRect(x1,1,w,height()-1);      // corpus
     p.setBrush(color);
 
-    int extra = ((percent * h) % 100)/(100/4);
+    //int extra = ((percent * h) % 100)/(100/4);
 
     int middle = w/2;
     for ( int i = 0; i < middle; i++ )
     {
         p.setPen( gray.dark( 100+i*20 ) );
         p.drawLine( x1+middle-i, 2, x1+middle-i, y-1 );
         p.drawLine( x1+middle+i, 2, x1+middle+i, y-1 );
         p.setPen( color.dark( 100+i*20 ) );
         p.drawLine( x1+middle-i, y, x1+middle-i, y2 );
         p.drawLine( x1+middle+i, y, x1+middle+i, y2 );
     }
 }
 
diff --git a/core/applets/batteryapplet/batterystatus.cpp b/core/applets/batteryapplet/batterystatus.cpp
index 64e0499..86b20e8 100644
--- a/core/applets/batteryapplet/batterystatus.cpp
+++ b/core/applets/batteryapplet/batterystatus.cpp
@@ -1,255 +1,252 @@
 
 #include "batterystatus.h"
 
 #include <qpe/power.h>
 
 #include <opie/odevice.h>
 
 #include <qpainter.h>
 #include <qpushbutton.h>
 #include <qdrawutil.h>
 #include <qfile.h>
 #include <qlayout.h>
 #include <qtextstream.h>
 #include <qapplication.h>
 #include <qmessagebox.h>
 
 using namespace Opie;
 
 BatteryStatus::BatteryStatus( const PowerStatus *p, QWidget *parent )
   : QWidget( parent, 0, WDestructiveClose), ps(p), bat2(false) {
   setCaption( tr("Battery status") );
+  setMinimumSize( 150, 200 );
+
   QPushButton *pb = new QPushButton( tr("Close"), this );
   QVBoxLayout *layout = new QVBoxLayout ( this );
 
   jackPercent = 0;
 
-  pb->setMaximumHeight(40);
-  pb->setMaximumWidth( 120 );
+  pb->setMaximumSize( 120, 40 );
 
   pb->show();
 
-  layout->addStretch( 0 );
+  layout->addStretch();
   layout->addWidget( pb );
 
   if ( ODevice::inst ( )-> series ( ) == Model_iPAQ ) {
       getProcApmStatusIpaq();
   }
   connect( pb, SIGNAL( clicked() ), this, SLOT( close() ) );
   percent = ps->batteryPercentRemaining();
   show();
 }
 
 BatteryStatus::~BatteryStatus()
 {
 }
 
 /*
  * Make use of the advanced apm interface of the ipaq
  */
 bool BatteryStatus::getProcApmStatusIpaq() {
 
   bat2 = false;
 
   QFile procApmIpaq("/proc/hal/battery");
 
   if (procApmIpaq.open(IO_ReadOnly) ) {
     QStringList list;
     // since it is /proc we _must_ use QTextStream
     QTextStream stream ( &procApmIpaq);
     QString streamIn;
     streamIn = stream.read();
     list = QStringList::split("\n", streamIn);
 
     for(QStringList::Iterator line=list.begin(); line!=list.end(); line++) {
       // not nice, need a rewrite later
       if( (*line).startsWith(" Percentage") ){
     	if (bat2 == true) {
 	  perc2 = (*line).mid(((*line).find('('))+1,(*line).find(')')-(*line).find('(')-2);
 	} else {
 	  perc1 = (*line).mid(((*line).find('('))+1,(*line).find(')')-(*line).find('(')-2);
 	}
       }else if( (*line).startsWith(" Life") ){
 	if (bat2 == true) {
 	  sec2 = (*line).mid(((*line).find(':')+2), 5 );
 	} else {
 	  sec1 = (*line).mid(((*line).find(':')+2), 5 );
 	}
       }else if( (*line).startsWith("Battery #1") ){
 	bat2 = true;
       }else if( (*line).startsWith(" Status") ){
 	if (bat2 == true) {
-	  jackStatus = (*line).mid((*line).find('(')+1., (*line).find(')')-(*line).find('(')-1);
+      jackStatus = (*line).mid((*line).find('(')+1, (*line).find(')')-(*line).find('(')-1);
         } else {
-	  ipaqStatus = (*line).mid((*line).find('(')+1., (*line).find(')')-(*line).find('(')-1);
+      ipaqStatus = (*line).mid((*line).find('(')+1, (*line).find(')')-(*line).find('(')-1);
 	}
       }else if( (*line).startsWith(" Chemistry") ) {
 	if (bat2 == true) {
 	  jackChem = (*line).mid((*line).find('('), (*line).find(')')-(*line).find('(')+1);
 	} else {
 	  ipaqChem = (*line).mid((*line).find('('), (*line).find(')')-(*line).find('(')+1);
 	}
       }
     }
   } else {
     QMessageBox::warning(this, tr("Failure"),tr("could not open file"));
   }
 
   procApmIpaq.close();
 
   jackPercent = perc2.toInt();
   ipaqPercent = perc1.toInt();
 
   if (perc2.isEmpty()) {
     perc2 = tr("no data");
   } else {
     perc2 += " %";
   }
 
 
   if (sec2 == "0" || sec2 == "" || sec2.isEmpty()) {
     sec2 = tr("no data");
   } else {
     sec2 += " min";
   }
 
   jackStatus == (" ( " + jackStatus + " )");
 
   return true;
 }
 
 
 void BatteryStatus::updatePercent( int pc ) {
   percent = pc;
   repaint(FALSE);
 }
 
 void BatteryStatus::drawSegment( QPainter *p, const QRect &r, const QColor &topgrad, const QColor &botgrad, const QColor &highlight, int hightlight_height ) {
   int h1, h2, s1, s2, v1, v2, ng = r.height(), hy = ng*30/100, hh = hightlight_height;
   topgrad.hsv( &h1, &s1, &v1 );
   botgrad.hsv( &h2, &s2, &v2 );
   for ( int j = 0; j < hy-2; j++ ) {
     p->setPen( QColor( h1 + ((h2-h1)*j)/(ng-1), s1 + ((s2-s1)*j)/(ng-1),
 		       v1 + ((v2-v1)*j)/(ng-1),  QColor::Hsv ) );
     p->drawLine( r.x(), r.top()+hy-2-j, r.x()+r.width(), r.top()+hy-2-j );
   }
   for ( int j = 0; j < hh; j++ ) {
     p->setPen( highlight );
     p->drawLine( r.x(), r.top()+hy-2+j, r.x()+r.width(), r.top()+hy-2+j );
     }
   for ( int j = 0; j < ng-hy-hh; j++ ) {
     p->setPen( QColor( h1 + ((h2-h1)*j)/(ng-1), s1 + ((s2-s1)*j)/(ng-1),
 		       v1 + ((v2-v1)*j)/(ng-1),  QColor::Hsv ) );
     p->drawLine( r.x(), r.top()+hy+hh-2+j, r.x()+r.width(), r.top()+hy+hh-2+j );
   }
 }
 
 void BatteryStatus::paintEvent( QPaintEvent * ) {
 
-
-    int screenWidth = qApp->desktop()->width();
-    int screenHeight = qApp->desktop()->height();
-
   QPainter p(this);
   QString text;
   if ( ps->batteryStatus() == PowerStatus::Charging ) {
 	if (bat2) {
 	  text = tr("Charging both devices");
 	} else {
 	  text = tr("Charging");
 	}
   } else if ( ps->batteryPercentAccurate() ) {
     text.sprintf( tr("Percentage battery remaining") + ": %i%%", percent );
   } else {
     text = tr("Battery status: ");
     switch ( ps->batteryStatus() ) {
     case PowerStatus::High:
       text += tr("Good");
       break;
     case PowerStatus::Low:
       text += tr("Low");
       break;
     case PowerStatus::VeryLow:
       text += tr("Very Low");
       break;
     case PowerStatus::Critical:
       text += tr("Critical");
       break;
     default: // NotPresent, etc.
       text += tr("Unknown");
     }
   }
   p.drawText( 10, 90, text );
 
   if ( ps->acStatus() == PowerStatus::Backup )
     p.drawText( 10, 110, tr("On backup power") );
   else if ( ps->acStatus() == PowerStatus::Online )
     p.drawText( 10, 110, tr("Power on-line") );
   else if ( ps->acStatus() == PowerStatus::Offline )
     p.drawText( 10, 110, tr("External power disconnected") );
 
   if ( ps->batteryTimeRemaining() >= 0 ) {
     text.sprintf( tr("Battery time remaining") + ": %im %02is",
 		  ps->batteryTimeRemaining() / 60, ps->batteryTimeRemaining() % 60 );
     p.drawText( 10, 130, text );
   }
 
   QColor c;
   QColor darkc;
   QColor lightc;
   if ( ps->acStatus() == PowerStatus::Offline ) {
     c = blue.light(120);
     darkc = c.dark(280);
     lightc = c.light(145);
   } else if ( ps->acStatus() == PowerStatus::Online ) {
     c = green.dark(130);
     darkc = c.dark(200);
     lightc = c.light(220);
   } else {
     c = red;
     darkc = c.dark(280);
     lightc = c.light(140);
   }
   if ( percent < 0 )
     return;
 
-  int rightEnd1 = screenWidth - 47;
-  int rightEnd2 = screenWidth - 35;
-  int percent2 = ( percent / 100.0 ) * rightEnd1 ;
+  int rightEnd1 = width() - 47;
+  int rightEnd2 = width() - 35;
+  int percent2 = ( percent / 100 ) * rightEnd1 ;
   p.setPen( black );
   qDrawShadePanel( &p,   9, 30, rightEnd1 , 39, colorGroup(), TRUE, 1, NULL);
   qDrawShadePanel( &p, rightEnd2, 37,  12, 24, colorGroup(), TRUE, 1, NULL);
   drawSegment( &p, QRect( 10, 30, percent2, 40 ), lightc, darkc, lightc.light(115), 6 );
   drawSegment( &p, QRect( 11 + percent2, 30,  rightEnd1 - percent2, 40 ), white.light(80), black, white.light(90), 6 );
   drawSegment( &p, QRect( rightEnd2, 37, 10, 25 ), white.light(80), black, white.light(90), 2 );
   p.setPen( black);
 
 
   if ( ODevice::inst ( )-> series ( ) == Model_iPAQ ) {
 
       p.drawText(15, 50, tr ("Ipaq  ") + ipaqChem);
 
       QString jacketMsg;
       if (bat2) {
           p.setPen(black);
           p.drawText(10,220, tr("Percentage battery remaining: ") + perc2 + " " + jackStatus);
           p.drawText(10,240, tr("Battery time remaining: ") + sec2);
           jacketMsg = tr("Jacket  ") + jackChem;
       } else {
           jackPercent = 0;
           jacketMsg = tr("No jacket with battery inserted");
       }
 
-      int jackPerc =  ( jackPercent / 100.0 ) * ( screenWidth - 47 ) ;
+      int jackPerc =  ( jackPercent / 100 ) * ( width() - 47 ) ;
 
       qDrawShadePanel( &p,   9, 160, rightEnd1, 39, colorGroup(), TRUE, 1, NULL);
       qDrawShadePanel( &p, rightEnd2, 167,  12, 24, colorGroup(), TRUE, 1, NULL);
       drawSegment( &p, QRect( 10, 160, jackPerc, 40 ), lightc, darkc, lightc.light(115), 6 );
       drawSegment( &p, QRect( 11 + jackPerc, 160, rightEnd1 - jackPerc, 40 ), white.light(80), black, white.light(90), 6 );
       drawSegment( &p, QRect( rightEnd2, 167, 10, 25 ), white.light(80), black, white.light(90), 2 );
       p.setPen( black );
       p.drawText(15, 180, jacketMsg);
   }
 
 }