X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c2ca375c5620209d77a88d2d378bdcdedbc82e7e..591cc82deb5bc6dd0af6047ecfa7ce7cf4f8d859:/src/unix/timerunx.cpp

diff --git a/src/unix/timerunx.cpp b/src/unix/timerunx.cpp
index 12dc0bdf27..d6ee503df5 100644
--- a/src/unix/timerunx.cpp
+++ b/src/unix/timerunx.cpp
@@ -18,6 +18,8 @@
 
 #include "wx/wxprec.h"
 
+#if wxUSE_TIMER
+
 #ifndef WX_PRECOMP
     #include "wx/log.h"
     #include "wx/module.h"
@@ -27,6 +29,7 @@
     #include "wx/event.h"
 #endif
 
+#include "wx/apptrait.h"
 #include "wx/longlong.h"
 
 #include <sys/time.h>
@@ -35,7 +38,7 @@
 #include "wx/unix/private/timer.h"
 
 #include "wx/listimpl.cpp"
-WX_DEFINE_LIST(wxTimerList);
+WX_DEFINE_LIST(wxTimerList)
 
 // trace mask for the debugging messages used here
 #define wxTrace_Timer wxT("timer")
@@ -131,10 +134,12 @@ bool wxTimerScheduler::GetNext(wxUsecClock_t *remaining) const
     return true;
 }
 
-void wxTimerScheduler::NotifyExpired()
+bool wxTimerScheduler::NotifyExpired()
 {
     if ( m_timers.empty() )
-      return;
+      return false;
+
+    bool notified = false;
 
     const wxUsecClock_t now = wxGetLocalTimeUsec();
 
@@ -159,18 +164,30 @@ void wxTimerScheduler::NotifyExpired()
         wxUnixTimerImpl * const timer = s->m_timer;
         if ( timer->IsOneShot() )
         {
+            // the timer needs to be stopped but don't call its Stop() from
+            // here as it would attempt to remove the timer from our list and
+            // we had already done it, so we just need to reset its state
+            timer->MarkStopped();
+
             // don't need it any more
             delete s;
         }
         else // reschedule the next timer expiration
         {
-            s->m_expiration += timer->GetInterval()*1000;
+            // always keep the expiration time in the future, i.e. base it on
+            // the current time instead of just offsetting it from the current
+            // expiration time because it could happen that we're late and the
+            // current expiration time is (far) in the past
+            s->m_expiration = now + timer->GetInterval()*1000;
             DoAddTimer(s);
         }
 
         // and finally notify the timer
         timer->Notify();
+        notified = true;
     }
+
+    return notified;
 }
 
 // ============================================================================
@@ -249,3 +266,10 @@ wxUsecClock_t wxGetLocalTimeUsec()
     return wxGetLocalTimeMillis() * 1000L;
 }
 
+wxTimerImpl *wxConsoleAppTraits::CreateTimerImpl(wxTimer *timer)
+{
+    return new wxUnixTimerImpl(timer);
+}
+
+#endif // wxUSE_TIMER
+