revert my last change

[wxWidgets.git] / src / common / timercmn.cpp

diff --git a/src/common/timercmn.cpp b/src/common/timercmn.cpp
index 84053540a89f9b4036d259efad8da382bd993c0d..767ce02e29216e4c5bd343cf775889839187a6d9 100644 (file)
--- a/src/common/timercmn.cpp
+++ b/src/common/timercmn.cpp
@@ -9,9 +9,9 @@
 // Modified by:
 // Created:     04/01/98
 // RCS-ID:      $Id$
 // Modified by:
 // Created:     04/01/98
 // RCS-ID:      $Id$

-// Copyright:   (c) Julian Smart and Markus Holzem
+// Copyright:   (c) Julian Smart

 //              (c) 1999 Guillermo Rodriguez <guille@iies.es>
 //              (c) 1999 Guillermo Rodriguez <guille@iies.es>

-// Licence:     wxWindows license
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================


@@ -36,6 +36,7 @@
 #ifndef WX_PRECOMP
     #include "wx/intl.h"
     #include "wx/log.h"
 #ifndef WX_PRECOMP
     #include "wx/intl.h"
     #include "wx/log.h"

+    #include "wx/thread.h"

 #endif
 
 #include "wx/timer.h"
 #endif
 
 #include "wx/timer.h"


@@ -49,10 +50,22 @@
     #include <windows.h>
 #endif
 
     #include <windows.h>
 #endif
 

-#if defined(__WIN32__) && !defined(HAVE_FTIME)
+#if defined(__WIN32__) && !defined(HAVE_FTIME) && !defined(__MWERKS__)

     #define HAVE_FTIME
 #endif
 
     #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 <time.h>
 #ifndef __WXMAC__
     #include <sys/types.h>      // for time_t


@@ -65,11 +78,15 @@
     #include <sys/timeb.h>
 #endif
 
     #include <sys/timeb.h>
 #endif
 

+#ifdef __WXMAC__
+    #include <Timer.h>
+    #include <DriverServices.h>
+#endif

 // ----------------------------------------------------------------------------
 // wxWin macros
 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 // wxWin macros
 // ----------------------------------------------------------------------------
 

-#if wxUSE_GUI
+#if wxUSE_GUI && wxUSE_TIMER

     IMPLEMENT_DYNAMIC_CLASS(wxTimerEvent, wxEvent)
 #endif // wxUSE_GUI
 
     IMPLEMENT_DYNAMIC_CLASS(wxTimerEvent, wxEvent)
 #endif // wxUSE_GUI
 


@@ -88,12 +105,6 @@
     #endif
 #endif // HAVE_GETTIMEOFDAY
 
     #endif
 #endif // HAVE_GETTIMEOFDAY
 

-// ----------------------------------------------------------------------------
-// prototypes
-// ----------------------------------------------------------------------------
-
-wxLongLong wxGetLocalTimeMillis();
-

 // ============================================================================
 // implementation
 // ============================================================================
 // ============================================================================
 // implementation
 // ============================================================================


@@ -102,7 +113,12 @@ wxLongLong wxGetLocalTimeMillis();
 // wxTimerBase
 // ----------------------------------------------------------------------------
 
 // wxTimerBase
 // ----------------------------------------------------------------------------
 

-#if wxUSE_GUI
+#if wxUSE_GUI && wxUSE_TIMER
+
+wxTimerBase::~wxTimerBase()
+{
+    // this destructor is required for Darwin
+}

 
 void wxTimerBase::Notify()
 {
 
 void wxTimerBase::Notify()
 {


@@ -114,32 +130,66 @@ void wxTimerBase::Notify()
     (void)m_owner->ProcessEvent(event);
 }
 
     (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
 // ----------------------------------------------------------------------------
 
 #endif // wxUSE_GUI
 
 // ----------------------------------------------------------------------------
 // wxStopWatch
 // ----------------------------------------------------------------------------
 

+#if wxUSE_LONGLONG
+

 void wxStopWatch::Start(long t)
 {
     m_t0 = wxGetLocalTimeMillis() - t;
     m_pause = 0;
 void wxStopWatch::Start(long t)
 {
     m_t0 = wxGetLocalTimeMillis() - t;
     m_pause = 0;

+    m_pauseCount = 0;

 }
 
 long wxStopWatch::GetElapsedTime() const
 {
 }
 
 long wxStopWatch::GetElapsedTime() const
 {

-  return (wxGetLocalTimeMillis() - m_t0).GetLo();
+    return (wxGetLocalTimeMillis() - m_t0).GetLo();

 }
 
 long wxStopWatch::Time() const
 {
 }
 
 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
 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 // old timer functions superceded by wxStopWatch
 // ----------------------------------------------------------------------------
 

+#if wxUSE_LONGLONG
+

 static wxLongLong wxStartTime = 0l;
 
 // starts the global timer
 static wxLongLong wxStartTime = 0l;
 
 // starts the global timer


@@ -160,6 +210,7 @@ long wxGetElapsedTime(bool resetTimer)
     return (newTime - oldTime).GetLo();
 }
 
     return (newTime - oldTime).GetLo();
 }
 

+#endif // wxUSE_LONGLONG

 
 // ----------------------------------------------------------------------------
 // the functions to get the current time and timezone info
 
 // ----------------------------------------------------------------------------
 // the functions to get the current time and timezone info


@@ -199,7 +250,8 @@ long wxGetLocalTime()
 // Get UTC time as seconds since 00:00:00, Jan 1st 1970
 long wxGetUTCTime()
 {
 // 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
     time_t t0, t1;
 
     // This cannot be made static because mktime can overwrite it


@@ -245,16 +297,34 @@ long wxGetUTCTime()
     return -1;
 }
 
     return -1;
 }
 

+#if wxUSE_LONGLONG

 
 // Get local time as milliseconds since 00:00:00, Jan 1st 1970
 wxLongLong wxGetLocalTimeMillis()
 {
     wxLongLong val = 1000l;
 
 
 // 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 )
     {
     struct timeval tp;
     if ( wxGetTimeOfDay(&tp, (struct timezone *)NULL) != -1 )
     {


@@ -274,7 +344,27 @@ wxLongLong wxGetLocalTimeMillis()
     (void)ftime(&tp);
     val *= tp.time;
     return (val + tp.millitm);
     (void)ftime(&tp);
     val *= tp.time;
     return (val + tp.millitm);

-#else
+#elif defined(__WXMAC__)
+    
+    static UInt64 gMilliAtStart = 0;
+
+    Nanoseconds upTime = AbsoluteToNanoseconds( UpTime() );
+
+    if ( gMilliAtStart == 0 )
+    {
+        time_t start = time(NULL);
+        gMilliAtStart = ((UInt64) start) * 1000000L;
+        gMilliAtStart -= upTime.lo / 1000 ;
+        gMilliAtStart -= ( ( (UInt64) upTime.hi ) << 32 ) / (1000 * 1000);
+    }
+
+    UInt64 millival = gMilliAtStart;
+    millival += upTime.lo / (1000 * 1000);
+    millival += ( ( (UInt64) upTime.hi ) << 32 ) / (1000 * 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.
     // We use wxGetLocalTime() to get the seconds since
     // 00:00:00 Jan 1st 1970 and then whatever is available
     // to get millisecond resolution.


@@ -285,21 +375,34 @@ wxLongLong wxGetLocalTimeMillis()
 
     val *= wxGetLocalTime();
 
 
     val *= wxGetLocalTime();
 

-#if defined(__VISAGECPP__)
-#warning "Possible clock skew bug in wxStopWatch!"
-    DATETIME dt;
-    ::DosGetDateTime(&dt);
-    val += (dt.hundredths*10);
-#elif defined (__WIN32__)
-#warning "Possible clock skew bug in wxStopWatch!"
+// 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;
     SYSTEMTIME st;
     ::GetLocalTime(&st);
     val += st.wMilliseconds;

-#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
 
     return val;
 

-#endif
+#endif // time functions

 }
 }

+
+#endif // wxUSE_LONGLONG
+