/usr/include/QtSystemInfo/qsystemdisplayinfo.h is in qtmobility-dev 1.2.0-3ubuntu5.
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**
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#ifndef QSYSTEMDISPLAYINFO_H
#define QSYSTEMDISPLAYINFO_H
#include <QObject>
#include "qmobilityglobal.h"
QT_BEGIN_HEADER
QTM_BEGIN_NAMESPACE
class QSystemDisplayInfoPrivate;
class Q_SYSINFO_EXPORT QSystemDisplayInfo : public QObject
{
Q_OBJECT
Q_ENUMS(DisplayOrientation)
Q_ENUMS(BacklightState)
public:
explicit QSystemDisplayInfo(QObject *parent = 0);
~QSystemDisplayInfo();
enum DisplayOrientation {
Unknown = 0,
Landscape,
Portrait,
InvertedLandscape,
InvertedPortrait
}; //1.2
enum BacklightState {
BacklightStateUnknown = -1,
BacklightStateOff,
BacklightStateDimmed,
BacklightStateOn
}; //1.2
static int displayBrightness(int screen);
static int colorDepth(int screen);
QSystemDisplayInfo::DisplayOrientation orientation(int screen); //1.2
float contrast(int screen); //1.2
int getDPIWidth(int screen); //1.2
int getDPIHeight(int screen); //1.2
int physicalHeight(int screen); //1.2
int physicalWidth(int screen); //1.2
QSystemDisplayInfo::BacklightState backlightStatus(int screen); //1.2
Q_SIGNALS:
void orientationChanged(QSystemDisplayInfo::DisplayOrientation newOrientation);
};
QTM_END_NAMESPACE
QT_END_HEADER
#endif // QSYSTEMDISPLAYINFO_H
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