Fix resetting of peak display and meters

[ardour.git] / gtk2_ardour / level_meter.cc

diff --git a/gtk2_ardour/level_meter.cc b/gtk2_ardour/level_meter.cc
index 166e1877b96029a240f40cfa7f8918e8f6dec8f4..601f4c45dcfb16f0b669bf38fbe03b3933101833 100644 (file)
--- a/gtk2_ardour/level_meter.cc
+++ b/gtk2_ardour/level_meter.cc
@@ -196,6 +196,7 @@ LevelMeter::setup_meters (int len, int initial_width)
                        meters[n].width = width;
                        meters[n].length = len;
                        meters[n].meter->add_events (Gdk::BUTTON_RELEASE_MASK);
+                       meters[n].meter->signal_button_release_event().connect (bind (mem_fun(*this, &LevelMeter::meter_button_release), n));
                }
 
                pack_end (*meters[n].meter, false, false);
@@ -204,13 +205,24 @@ LevelMeter::setup_meters (int len, int initial_width)
        }
        show();
        color_changed = false;
-}      
+}
+
+gint
+LevelMeter::meter_button_release (GdkEventButton* ev, uint32_t which)
+{
+       if (ev->button == 1) {
+               clear_meters();
+       }
+       return true;
+}
+       
 
 void LevelMeter::clear_meters ()
 {
        for (vector<MeterInfo>::iterator i = meters.begin(); i < meters.end(); i++) {
                (*i).meter->clear();
        }
+       max_peak = minus_infinity();
 }
 
 void LevelMeter::hide_meters ()