batterypublisher.cpp Example File

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 #include "batterypublisher.h"
 #include "ui_batterypublisher.h"

 #include <qvaluespacepublisher.h>

 #include <QTimer>

 BatteryPublisher::BatteryPublisher(QWidget *parent)
 :   QDialog(parent), ui(new Ui::BatteryPublisher), chargeTimer(0)
 {
     ui->setupUi(this);

     publisher = new QValueSpacePublisher("/power/battery");

     connect(ui->batteryCharge, SIGNAL(valueChanged(int)),
             this, SLOT(chargeChanged(int)));
     connect(ui->charging, SIGNAL(toggled(bool)),
             this, SLOT(chargingToggled(bool)));

     chargeChanged(ui->batteryCharge->value());
 }

 BatteryPublisher::~BatteryPublisher()
 {
     delete ui;
     delete publisher;
 }

 void BatteryPublisher::changeEvent(QEvent *e)
 {
     QDialog::changeEvent(e);
     switch (e->type()) {
     case QEvent::LanguageChange:
         ui->retranslateUi(this);
         break;
     default:
         break;
     }
 }

 void BatteryPublisher::timerEvent(QTimerEvent *)
 {
     int newCharge = ui->batteryCharge->value() + 1;
     ui->batteryCharge->setValue(newCharge);

     if (newCharge >= 100)
         ui->charging->setChecked(false);
 }

 void BatteryPublisher::chargeChanged(int newCharge)
 {
     publisher->setValue("charge", newCharge);
 }

 void BatteryPublisher::chargingToggled(bool charging)
 {
     ui->batteryCharge->setEnabled(!charging);
     publisher->setValue("charging", charging);

     if (charging)
         chargeTimer = startTimer(2000);
     else
         killTimer(chargeTimer);
 }