Unused warning fix.

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

diff --git a/src/common/timercmn.cpp b/src/common/timercmn.cpp
index 5c9fe9bd396f14d2ffdebb8bda0347eb04f094f0..2b310c05996c0019731346db112fcee3f5190306 100644 (file)
--- a/src/common/timercmn.cpp
+++ b/src/common/timercmn.cpp
@@ -1,17 +1,13 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        common/timercmn.cpp
 /////////////////////////////////////////////////////////////////////////////
 // Name:        common/timercmn.cpp

-// Purpose:     Common timer implementation
-// Author:
-//    Original version by Julian Smart
-//    Vadim Zeitlin got rid of all ifdefs (11.12.99)
-//    Sylvain Bougnoux added wxStopWatch class
-//    Guillermo Rodriguez <guille@iies.es> rewrote from scratch (Dic/99)
-// Modified by:
+// Purpose:     wxTimerBase implementation
+// Author:      Julian Smart, Guillermo Rodriguez, Vadim Zeitlin
+// Modified by: VZ: extracted all non-wxTimer stuff in stopwatch.cpp (20.06.03)

 // Created:     04/01/98
 // RCS-ID:      $Id$
 // 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

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


@@ -19,10 +15,10 @@
 // ============================================================================
 
 // ----------------------------------------------------------------------------
 // ============================================================================
 
 // ----------------------------------------------------------------------------

-// headers
+// wxWin headers

 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 

-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)

     #pragma implementation "timerbase.h"
 #endif
 
     #pragma implementation "timerbase.h"
 #endif
 


@@ -33,68 +29,26 @@
     #pragma hdrstop
 #endif
 
     #pragma hdrstop
 #endif
 

-#ifndef WX_PRECOMP
-    #include "wx/intl.h"
-    #include "wx/log.h"
-#endif
-
-#include "wx/timer.h"
-#include "wx/longlong.h"
-
-#if defined(__WIN32__)
-    #include <windows.h>
-#endif
+#if wxUSE_TIMER

 
 

-#include <time.h>
-#ifndef __WXMAC__
-    #include <sys/types.h>      // for time_t
-#endif
-
-#if defined(HAVE_GETTIMEOFDAY)
-    #include <sys/time.h>
-    #include <unistd.h>
-#elif defined(HAVE_FTIME)
-    #include <sys/timeb.h>
+#ifndef WX_PRECOMP
+    #include "wx/timer.h"

 #endif
 
 // ----------------------------------------------------------------------------
 // wxWin macros
 // ----------------------------------------------------------------------------
 
 #endif
 
 // ----------------------------------------------------------------------------
 // wxWin macros
 // ----------------------------------------------------------------------------
 

-#if wxUSE_GUI
-    IMPLEMENT_DYNAMIC_CLASS(wxTimerEvent, wxEvent)
-#endif // wxUSE_GUI
-
-// ----------------------------------------------------------------------------
-// macros
-// ----------------------------------------------------------------------------
-
-// on some really old systems gettimeofday() doesn't have the second argument,
-// define wxGetTimeOfDay() to hide this difference
-#ifdef HAVE_GETTIMEOFDAY
-    #ifdef WX_GETTIMEOFDAY_NO_TZ
-        struct timezone;
-        #define wxGetTimeOfDay(tv, tz)      gettimeofday(tv)
-    #else
-        #define wxGetTimeOfDay(tv, tz)      gettimeofday((tv), (tz))
-    #endif
-#endif // HAVE_GETTIMEOFDAY
-
-// ----------------------------------------------------------------------------
-// prototypes
-// ----------------------------------------------------------------------------
-
-wxLongLong wxGetLocalTimeMillis();
+IMPLEMENT_DYNAMIC_CLASS(wxTimerEvent, wxEvent)

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

-// implementation
+// wxTimerBase implementation

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

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

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


@@ -103,177 +57,36 @@ void wxTimerBase::Notify()
     wxCHECK_RET( m_owner, _T("wxTimer::Notify() should be overridden.") );
 
     wxTimerEvent event(m_idTimer, m_milli);
     wxCHECK_RET( m_owner, _T("wxTimer::Notify() should be overridden.") );
 
     wxTimerEvent event(m_idTimer, m_milli);

+    event.SetEventObject(this);

     (void)m_owner->ProcessEvent(event);
 }
 
     (void)m_owner->ProcessEvent(event);
 }
 

-#endif // wxUSE_GUI
-
-// ----------------------------------------------------------------------------
-// wxStopWatch
-// ----------------------------------------------------------------------------
-
-void wxStopWatch::Start(long t)
-{
-    m_t0 = wxGetLocalTimeMillis() - t;
-    m_pause = 0;
-}
-
-long wxStopWatch::GetElapsedTime() const
+bool wxTimerBase::Start(int milliseconds, bool oneShot)

 {
 {

-  return (wxGetLocalTimeMillis() - m_t0).GetLo();
-}
-
-long wxStopWatch::Time() const
-{
-    return (m_pause ? m_pause : GetElapsedTime());
-}
-
-// ----------------------------------------------------------------------------
-// old timer functions superceded by wxStopWatch
-// ----------------------------------------------------------------------------
-
-static wxLongLong wxStartTime = 0l;
-
-// starts the global timer
-void wxStartTimer()
-{
-    wxStartTime = wxGetLocalTimeMillis();
-}
-
-// Returns elapsed time in milliseconds
-long wxGetElapsedTime(bool resetTimer)
-{
-    wxLongLong oldTime = wxStartTime;
-    wxLongLong newTime = wxGetLocalTimeMillis();
-
-    if ( resetTimer )
-        wxStartTime = newTime;
-
-    return (newTime - oldTime).GetLo();
-}
-
-
-// ----------------------------------------------------------------------------
-// the functions to get the current time and timezone info
-// ----------------------------------------------------------------------------
-
-// Get local time as seconds since 00:00:00, Jan 1st 1970
-long wxGetLocalTime()
-{
-    struct tm tm;
-    time_t t0, t1;
-
-    // This cannot be made static because mktime can overwrite it.
-    //
-    memset(&tm, 0, sizeof(tm));
-    tm.tm_year  = 70;
-    tm.tm_mon   = 0;
-    tm.tm_mday  = 5;        // not Jan 1st 1970 due to mktime 'feature'
-    tm.tm_hour  = 0;
-    tm.tm_min   = 0;
-    tm.tm_sec   = 0;
-    tm.tm_isdst = -1;       // let mktime guess
-
-    // Note that mktime assumes that the struct tm contains local time.
-    //
-    t1 = time(&t1);         // now
-    t0 = mktime(&tm);       // origin
-
-    // Return the difference in seconds.
-    //
-    if (( t0 != (time_t)-1 ) && ( t1 != (time_t)-1 ))
-        return (long)difftime(t1, t0) + (60 * 60 * 24 * 4);
-
-    wxLogSysError(_("Failed to get the local system time"));
-    return -1;
-}
-
-// Get UTC time as seconds since 00:00:00, Jan 1st 1970
-long wxGetUTCTime()
-{
-    struct tm tm, *ptm;
-    time_t t0, t1;
-
-    // This cannot be made static because mktime can overwrite it
-    //
-    memset(&tm, 0, sizeof(tm));
-    tm.tm_year  = 70;
-    tm.tm_mon   = 0;
-    tm.tm_mday  = 5;        // not Jan 1st 1970 due to mktime 'feature'
-    tm.tm_hour  = 0;
-    tm.tm_min   = 0;
-    tm.tm_sec   = 0;
-    tm.tm_isdst = -1;       // let mktime guess
-
-    // Note that mktime assumes that the struct tm contains local time.
-    //
-    t1 = time(&t1);         // now
-    t0 = mktime(&tm);       // origin in localtime
-
-    if (( t0 != (time_t)-1 ) && ( t1 != (time_t)-1 ))
+    // 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() )

     {
     {

-        // To get t0 as GMT we convert to a struct tm with gmtime,
-        // and then back again.
-        //
-        ptm = gmtime(&t0);
-
-        if (ptm)
-        {
-            memcpy(&tm, ptm, sizeof(tm));
-            t0 = mktime(&tm);
-
-            if (t0 != (time_t)-1 )
-                return (long)difftime(t1, t0) + (60 * 60 * 24 * 4);
-            wxLogSysError(_("Failed 2nd mktime"));
-        }
-        wxLogSysError(_("Failed gmtime"));
+        // 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();

     }
     }

-    wxLogSysError(_("Failed to get the UTC system time"));
-    return -1;
-}
-

 
 

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

     {
     {

-        val *= tp.tv_sec;
-        return (val + (tp.tv_usec / 1000));
+        m_milli = milliseconds;

     }
     }

-#else

 
 

-    // We use wxGetLocalTime() to get the seconds since
-    // 00:00:00 Jan 1st 1970 and then whatever is available
-    // to get millisecond resolution.
-    // THIS LEADS TO A BUG SINCE REFERENCE TIME ARE DIFFERENT
-    val *= wxGetLocalTime();
+    m_oneShot = oneShot;

 
 

-    // If we got here, do not fail even if we can't get
-    // millisecond resolution.
-    //
-#if defined(__WIN32__)
-    SYSTEMTIME st;
-    ::GetLocalTime(&st);
-    return (val + st.wMilliseconds);
-#elif defined(__VISAGECPP__)
-    DATETIME    dt;
-    ::DosGetDateTime(&dt);
-    return (val + dt.hundredths*10);
-#elif defined(HAVE_FTIME)
-    struct timeb tp;
-    if ( ftime(&tp) == 0 )
-    {
-        return (val + tp.millitm);
-    }
-#elif !defined(__BORLANDC__) && !(defined(__VISUALC__) && defined(__WIN16__))
-    #warning "wxStopWatch will be up to second resolution!"
-#endif
-#endif
-
-    return val;
+    return true;

 }
 }

+
+#endif // wxUSE_TIMER
+