File: cpustat.h

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#include <qdatetime.h>

class CpuStat 
{
public:
    CpuStat();
    void statistic(double &user, double &system);
    QTime upTime() const;
    double average() const;

    enum Value
    {
        User,
        Nice,
        System,
        Idle,

        NValues
    };

private:
    void lookUp(double[NValues]) const;
    double procValues[NValues];
};