fix jack transport return value

[ardour.git] / libs / gtkmm2ext / idle_adjustment.cc

diff --git a/libs/gtkmm2ext/idle_adjustment.cc b/libs/gtkmm2ext/idle_adjustment.cc
index edf5517fffc6807b49810594a09cf17c08a0bae2..030d717133b52d8f4eadaa9804366f1045dee075 100644 (file)
--- a/libs/gtkmm2ext/idle_adjustment.cc
+++ b/libs/gtkmm2ext/idle_adjustment.cc
@@ -33,7 +33,7 @@ IdleAdjustment::IdleAdjustment (Gtk::Adjustment& adj)
 {
        adj.signal_value_changed().connect (mem_fun (*this, &IdleAdjustment::underlying_adjustment_value_changed));
        timeout_queued = 0;
-       gettimeofday (&last_vc, 0);
+       last_vc = g_get_monotonic_time();
 }
 
 IdleAdjustment::~IdleAdjustment ()
@@ -43,7 +43,7 @@ IdleAdjustment::~IdleAdjustment ()
 void
 IdleAdjustment::underlying_adjustment_value_changed ()
 {
-       gettimeofday (&last_vc, 0);
+       last_vc = g_get_monotonic_time();
        
        if (timeout_queued) {
                return;
@@ -56,16 +56,13 @@ IdleAdjustment::underlying_adjustment_value_changed ()
 gint
 IdleAdjustment::timeout_handler ()
 {
-       struct timeval now;
-       struct timeval tdiff;
+       int64_t now, tdiff;
+       now = g_get_monotonic_time();
+       tdiff = now - last_vc;
 
-       gettimeofday (&now, 0);
+       std::cerr << "timer elapsed, diff = " << tdiff << " usec" << std::endl;
 
-       timersub (&now, &last_vc, &tdiff);
-
-       std::cerr << "timer elapsed, diff = " << tdiff.tv_sec << " + " << tdiff.tv_usec << std::endl;
-
-       if (tdiff.tv_sec > 0 || tdiff.tv_usec > 250000) {
+       if (tdiff > 250000) {
                std::cerr << "send signal\n";
                value_changed ();
                timeout_queued = false;