// ============================================================================
// ----------------------------------------------------------------------------
-// headers
+// wxWin headers
// ----------------------------------------------------------------------------
#ifdef __GNUG__
#ifndef WX_PRECOMP
#include "wx/intl.h"
#include "wx/log.h"
+ #include "wx/thread.h"
#endif
#include "wx/timer.h"
#include "wx/longlong.h"
+// ----------------------------------------------------------------------------
+// System headers
+// ----------------------------------------------------------------------------
+
#if defined(__WIN32__)
#include <windows.h>
#endif
+#if defined(__WIN32__) && !defined(HAVE_FTIME) && !defined(__MWERKS__)
+ #define HAVE_FTIME
+#endif
+
+#if defined(__VISAGECPP__) && !defined(HAVE_FTIME)
+ #define HAVE_FTIME
+# if __IBMCPP__ >= 400
+ # define ftime(x) _ftime(x)
+# endif
+#endif
+
+#if defined(__MWERKS__) && defined(__WXMSW__)
+# undef HAVE_FTIME
+# undef HAVE_GETTIMEOFDAY
+#endif
+
#include <time.h>
#ifndef __WXMAC__
#include <sys/types.h> // for time_t
#include <sys/timeb.h>
#endif
+#ifdef __WXMAC__
+ #include <Timer.h>
+ #include <DriverServices.h>
+#endif
// ----------------------------------------------------------------------------
// wxWin macros
// ----------------------------------------------------------------------------
-#if wxUSE_GUI
+#if wxUSE_GUI && wxUSE_TIMER
IMPLEMENT_DYNAMIC_CLASS(wxTimerEvent, wxEvent)
#endif // wxUSE_GUI
#endif
#endif // HAVE_GETTIMEOFDAY
-// ----------------------------------------------------------------------------
-// prototypes
-// ----------------------------------------------------------------------------
-
-wxLongLong wxGetLocalTimeMillis();
-
// ============================================================================
// implementation
// ============================================================================
-#if wxUSE_GUI
-
// ----------------------------------------------------------------------------
// wxTimerBase
// ----------------------------------------------------------------------------
+#if wxUSE_GUI && wxUSE_TIMER
+
+wxTimerBase::~wxTimerBase()
+{
+ // this destructor is required for Darwin
+}
+
void wxTimerBase::Notify()
{
// the base class version generates an event if it has owner - which it
(void)m_owner->ProcessEvent(event);
}
+bool wxTimerBase::Start(int milliseconds, bool oneShot)
+{
+ // under MSW timers only work when they're started from the main thread so
+ // let the caller know about it
+#if wxUSE_THREADS
+ wxASSERT_MSG( wxThread::IsMain(),
+ _T("timer can only be started from the main thread") );
+#endif // wxUSE_THREADS
+
+ if ( IsRunning() )
+ {
+ // not stopping the already running timer might work for some
+ // platforms (no problems under MSW) but leads to mysterious crashes
+ // on the others (GTK), so to be on the safe side do it here
+ Stop();
+ }
+
+ if ( milliseconds != -1 )
+ {
+ m_milli = milliseconds;
+ }
+
+ m_oneShot = oneShot;
+
+ return TRUE;
+}
+
#endif // wxUSE_GUI
// ----------------------------------------------------------------------------
// wxStopWatch
// ----------------------------------------------------------------------------
+#if wxUSE_LONGLONG
+
void wxStopWatch::Start(long t)
{
m_t0 = wxGetLocalTimeMillis() - t;
long wxStopWatch::GetElapsedTime() const
{
- return (wxGetLocalTimeMillis() - m_t0).GetLo();
+ return (wxGetLocalTimeMillis() - m_t0).GetLo();
}
long wxStopWatch::Time() const
{
- return (m_pause ? m_pause : GetElapsedTime());
+ return m_pauseCount ? m_pause : GetElapsedTime();
}
+#endif // wxUSE_LONGLONG
+
// ----------------------------------------------------------------------------
// old timer functions superceded by wxStopWatch
// ----------------------------------------------------------------------------
+#if wxUSE_LONGLONG
+
static wxLongLong wxStartTime = 0l;
// starts the global timer
return (newTime - oldTime).GetLo();
}
+#endif // wxUSE_LONGLONG
// ----------------------------------------------------------------------------
// the functions to get the current time and timezone info
// Get UTC time as seconds since 00:00:00, Jan 1st 1970
long wxGetUTCTime()
{
- struct tm tm, *ptm;
+ struct tm tm;
+ struct tm *ptm;
time_t t0, t1;
// This cannot be made static because mktime can overwrite it
return -1;
}
+#if wxUSE_LONGLONG
// Get local time as milliseconds since 00:00:00, Jan 1st 1970
wxLongLong wxGetLocalTimeMillis()
{
wxLongLong val = 1000l;
- // If possible, use a functin which avoids conversions from
- // broken-up time structures to milliseconds,
+ // If possible, use a function which avoids conversions from
+ // broken-up time structures to milliseconds
-#if defined(HAVE_GETTIMEOFDAY)
+#if defined(__WXMSW__) && defined(__MWERKS__)
+ // This should probably be the way all WXMSW compilers should do it
+ // Go direct to the OS for time
+
+ SYSTEMTIME thenst = { 1970, 1, 4, 1, 0, 0, 0, 0 }; // 00:00:00 Jan 1st 1970
+ FILETIME thenft;
+ SystemTimeToFileTime( &thenst, &thenft );
+ wxLongLong then( thenft.dwHighDateTime, thenft.dwLowDateTime ); // time in 100 nanoseconds
+
+ SYSTEMTIME nowst;
+ GetLocalTime( &nowst );
+ FILETIME nowft;
+ SystemTimeToFileTime( &nowst, &nowft );
+ wxLongLong now( nowft.dwHighDateTime, nowft.dwLowDateTime ); // time in 100 nanoseconds
+
+ return ( now - then ) / 10000.0; // time from 00:00:00 Jan 1st 1970 to now in milliseconds
+
+#elif defined(HAVE_GETTIMEOFDAY)
struct timeval tp;
if ( wxGetTimeOfDay(&tp, (struct timezone *)NULL) != -1 )
{
val *= tp.tv_sec;
return (val + (tp.tv_usec / 1000));
}
- return 0;
+ else
+ {
+ wxLogError(_("wxGetTimeOfDay failed."));
+ return 0;
+ }
#elif defined(HAVE_FTIME)
struct timeb tp;
- // ftime() is void and not int in some mingw32 headers, so don't test the
- // return code (well, it shouldn't fail anyhow...)
+ // ftime() is void and not int in some mingw32 headers, so don't
+ // test the return code (well, it shouldn't fail anyhow...)
(void)ftime(&tp);
val *= tp.time;
return (val + tp.millitm);
-#else
+#elif defined(__WXMAC__)
+
+ UInt64 gMilliAtStart = 0 ;
+ Nanoseconds upTime = AbsoluteToNanoseconds( UpTime() ) ;
+ if ( gMilliAtStart == 0 )
+ {
+ time_t start = time(NULL) ;
+ gMilliAtStart = ((UInt64) start) * 1000L ;
+ gMilliAtStart -= upTime.lo / 1000 ;
+ gMilliAtStart -= ( ( (UInt64) upTime.hi ) << 32 ) / 1000 ;
+ }
+ UInt64 millival = gMilliAtStart ;
+ millival += upTime.lo / 1000 ;
+ millival += ( ( (UInt64) upTime.hi ) << 32 ) / 1000 ;
+ val = millival ;
+ return val ;
+#else // no gettimeofday() nor ftime()
// We use wxGetLocalTime() to get the seconds since
// 00:00:00 Jan 1st 1970 and then whatever is available
// to get millisecond resolution.
//
- // TODO: This might lead to a problem if the clocks use
- // different sources.
+ // NOTE that this might lead to a problem if the clocks
+ // use different sources, so this approach should be
+ // avoided where possible.
val *= wxGetLocalTime();
+// GRG: This will go soon as all WIN32 seem to have ftime
#if defined (__WIN32__)
+ // If your platform/compiler needs to use two different functions
+ // to get ms resolution, please do NOT just shut off these warnings,
+ // drop me a line instead at <guille@iies.es>
+ #warning "Possible clock skew bug in wxGetLocalTimeMillis()!"
+
SYSTEMTIME st;
::GetLocalTime(&st);
val += st.wMilliseconds;
-#elif defined(__VISAGECPP__)
- DATETIME dt;
- ::DosGetDateTime(&dt);
- val += (dt.hundredths*10);
-#else
-#warning "wxStopWatch will be up to second resolution!"
+#else // !Win32
+ // If your platform/compiler does not support ms resolution please
+ // do NOT just shut off these warnings, drop me a line instead at
+ // <guille@iies.es>
+
+ #if defined(__VISUALC__) || defined (__WATCOMC__)
+ #pragma message("wxStopWatch will be up to second resolution!")
+ #elif defined(__BORLANDC__)
+ #pragma message "wxStopWatch will be up to second resolution!"
+ #else
+ #warning "wxStopWatch will be up to second resolution!"
+ #endif // compiler
#endif
return val;
-#endif
+
+#endif // time functions
}
+
+#endif // wxUSE_LONGLONG
+
projects / wxWidgets.git / blobdiff