QGpCoreTools::ApplicationClock Class Reference

Brief description of class still missing. More...

#include <ApplicationClock.h>

List of all members.

Public Member Functions
	ApplicationClock ()
Static Public Member Functions
static quint64	elapsed ()

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Detailed Description

Brief description of class still missing.

From experience, clock() does not return a precision better than seconds. This clock returns the number of microseconds since the startup of the application. It is used for instance for Cache management.

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Constructor & Destructor Documentation

QGpCoreTools::ApplicationClock::ApplicationClock

(

)

Initialize the reference time, i.e. the startup time.

  {
    timeval now;
    gettimeofday(&now, 0);
    _reference=now.tv_usec;
    _reference+=now.tv_sec*1000000;
  }

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Member Function Documentation

quint64 QGpCoreTools::ApplicationClock::elapsed

(

)

[inline, static]

Returns the number of microseconds elapsed since application startup. The maximum life time of the application must not exceed 584492 years.

Referenced by QGpCoreTools::CacheItem::CacheItem(), QGpCoreTools::CacheProcess::CacheProcess(), QGpCoreTools::CacheProcess::predictedTime(), and QGpCoreTools::CacheItem::unlockData().

{return _instance.elapsedInternal();}

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The documentation for this class was generated from the following files:

• QGpCoreTools/ApplicationClock.h
• QGpCoreTools/ApplicationClock.cpp