From c289c6a9976fe3222a607b8de5cab53e001a398b Mon Sep 17 00:00:00 2001
From: Harry van Haaren <harryhaaren@gmail.com>
Date: Tue, 20 Sep 2016 20:10:51 +0100
Subject: [PATCH] fix JACK transport state control

---
 src/jack.cxx        | 9 ++++++++-
 src/jack.hxx        | 2 ++
 src/timemanager.cxx | 4 ++++
 3 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/src/jack.cxx b/src/jack.cxx
index 0bf7d70..3acd3f7 100644
--- a/src/jack.cxx
+++ b/src/jack.cxx
@@ -267,7 +267,14 @@ Jack::~Jack()
 void Jack::activate()
 {
   jack_activate( client );
-  //jack_transport_start(client);
+}
+
+void Jack::transportRolling(bool rolling)
+{
+  if(rolling)
+    jack_transport_start(client);
+  else
+    jack_transport_stop(client);
 }
 
 void Jack::quit()
diff --git a/src/jack.hxx b/src/jack.hxx
index 123101a..77c190f 100644
--- a/src/jack.hxx
+++ b/src/jack.hxx
@@ -80,6 +80,8 @@ class Jack
     GridLogic*          getGridLogic(){return gridLogic;}
     TimeManager*        getTimeManager(){return timeManager;}
     ControllerUpdater*  getControllerUpdater(){return controllerUpdater;}
+
+    void transportRolling(bool rolling);
     
     /// register a MIDI observer
     void registerMidiIO( MidiIO* mo );
diff --git a/src/timemanager.cxx b/src/timemanager.cxx
index e361fc4..e606d49 100644
--- a/src/timemanager.cxx
+++ b/src/timemanager.cxx
@@ -162,6 +162,10 @@ int TimeManager::getNframesToBeat()
 void TimeManager::setTransportState( TRANSPORT_STATE s )
 {
   transportState = s;
+  if(transportState == TRANSPORT_STOPPED)
+    jack->transportRolling(false);
+  else
+    jack->transportRolling(true);
 }
 
 void TimeManager::process(Buffers* buffers)