dialog.h Example File

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 #ifndef DIALOG_H
 #define DIALOG_H

 #include <QWidget>
 #include <qsysteminfo.h>

 #include "ui_dialog_small_landscape.h"
 QTM_USE_NAMESPACE

 class Dialog : public QWidget, public Ui_Dialog
 {
     Q_OBJECT
 public:
     Dialog();
     ~Dialog();

 protected:
     void changeEvent(QEvent *e);

 private:
     void setupGeneral();
     void setupDevice();
     void setupDisplay();
     void setupStorage();
     void setupNetwork();
     void setupSaver();

     QSystemScreenSaver *saver;
     QSystemInfo *systemInfo;
     QSystemDeviceInfo *di;
     QSystemNetworkInfo *ni;
     QSystemStorageInfo *sti;
     void updateStorage();
     QSystemDeviceInfo::BatteryStatus currentBatStat;
     QSystemDeviceInfo::PowerState currentPowerState;

 private slots:
     void tabChanged(int index);
     void getVersion(int index);
     void getFeature(int index);
     void setSaverEnabled(bool b);
     void updateDeviceLockedState();

     void netStatusComboActivated(int);
     void updateBatteryStatus(int);
     void updatePowerState(QSystemDeviceInfo::PowerState);
     void displayBatteryStatus(QSystemDeviceInfo::BatteryStatus);
     void updateProfile(QSystemDeviceInfo::Profile profile);
     void updateSimStatus();
     void updateProfile();

      void displayNetworkStatus(QSystemNetworkInfo::NetworkStatus);
      void networkStatusChanged(QSystemNetworkInfo::NetworkMode, QSystemNetworkInfo::NetworkStatus);
      void networkSignalStrengthChanged(QSystemNetworkInfo::NetworkMode, int);
      void networkNameChanged(QSystemNetworkInfo::NetworkMode,const QString &);
      void networkModeChanged(QSystemNetworkInfo::NetworkMode);

     void storageChanged(bool added,const QString &vol);
     void bluetoothChanged(bool);

 };

 #endif // DIALOG_H