immediately show tooltip on knob drag.

diff --git a/gtk2_ardour/ardour_knob.cc b/gtk2_ardour/ardour_knob.cc
index 31a81a7af3ae658fef3cb319b7a98c734f1063a2..193cadc2130417a93f8e7570018da263006be8e7 100644 (file)
--- a/gtk2_ardour/ardour_knob.cc
+++ b/gtk2_ardour/ardour_knob.cc
@@ -504,12 +504,14 @@ void
 KnobPersistentTooltip::start_drag ()
 {
        _dragging = true;
+       explicit_show();
 }
 
 void
 KnobPersistentTooltip::stop_drag ()
 {
        _dragging = false;
+       //explicit_hide();
 }
 
 bool