Diffstat (limited to 'core/applets/batteryapplet/battery.cpp') (more/less context) (ignore whitespace changes)
| -rw-r--r-- | core/applets/batteryapplet/battery.cpp | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/core/applets/batteryapplet/battery.cpp b/core/applets/batteryapplet/battery.cpp new file mode 100644 index 0000000..3d254fc --- a/dev/null +++ b/core/applets/batteryapplet/battery.cpp @@ -0,0 +1,152 @@ +/********************************************************************** +** 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/power.h> + +#include <qpainter.h> +#include <qtimer.h> + + +BatteryMeter::BatteryMeter( QWidget *parent = 0 ) + : QWidget( parent ), charging(false) +{ + ps = new PowerStatus; + startTimer( 10000 ); + setFixedHeight(12); + chargeTimer = new QTimer( this ); + connect( chargeTimer, SIGNAL(timeout()), this, SLOT(chargeTimeout()) ); + timerEvent(0); +} + +BatteryMeter::~BatteryMeter() +{ + delete ps; +} + +QSize BatteryMeter::sizeHint() const +{ + return QSize(10,12); +} + +void BatteryMeter::mouseReleaseEvent( QMouseEvent *) +{ + if ( batteryView && batteryView->isVisible() ) { + delete (QWidget *) batteryView; + } else { + if ( !batteryView ) + batteryView = new BatteryStatus( ps ); + batteryView->showMaximized(); + 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 ) { + percent = 0; + charging = true; + chargeTimer->start( 500 ); + } else if ( charging && ps->batteryStatus() != PowerStatus::Charging ) { + charging = false; + chargeTimer->stop(); + if ( batteryView ) + batteryView->updatePercent( percent ); + } + repaint(FALSE); + 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* ) +{ + QPainter p(this); + + QColor c; + QColor darkc; + QColor lightc; + if ( ps->acStatus() == PowerStatus::Offline ) { + c = blue.light(120); + darkc = c.dark(120); + lightc = c.light(140); + } else if ( ps->acStatus() == PowerStatus::Online ) { + c = green.dark(130); + darkc = c.dark(120); + lightc = c.light(180); + } else { + c = red; + darkc = c.dark(120); + lightc = c.light(160); + } + + int w = 6; + int h = height()-3; + 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/2,0); + p.drawRect(x1,1,w,height()-1); + p.setBrush(c); + + int extra = ((percent * h) % 100)/(100/4); + +#define Y(i) ((i<=extra)?y-1:y) +#define DRAWUPPER(i) if ( Y(i) >= 2 ) p.drawLine(i+x1,2,i+x1,Y(i)); + p.setPen( gray ); + DRAWUPPER(1); + DRAWUPPER(3); + p.setPen( gray.light(130) ); + DRAWUPPER(2); + p.setPen( gray.dark(120) ); + DRAWUPPER(4); + +#define DRAW(i) { if ( Y(i) < y2 ) p.drawLine(i+x1,Y(i)+1,i+x1,y2); } + p.setPen( c ); + DRAW(1); + DRAW(3); + p.setPen( lightc ); + DRAW(2); + p.setPen(darkc); + DRAW(4); +} + |