Added synchronisation between multiple views of the track title

src/gui/model/track.cpp

@@ -53,6 +53,7 @@ void
 Track::set_name(const string &name)
 {
   this->name = name;
+  nameChangedSignal.emit(name);
 }
 
 bool
@@ -74,6 +75,12 @@ Track::find_descendant_track_parent(
   return shared_ptr<ParentTrack>();
 }
 
+sigc::signal<void, std::string>
+Track::signal_name_changed() const
+{
+  return nameChangedSignal;
+}
+
 string
 Track::print_branch_recursive(const unsigned int indentation)
 {

src/gui/model/track.hpp

@@ -79,7 +79,17 @@ public:
    **/
   virtual boost::shared_ptr<ParentTrack>
     find_descendant_track_parent(boost::shared_ptr<Track> child);
-  
+
+public:
+
+  /**
+   * A signal which fires when the name changes.
+   * @return Returns the signal. The signal sends the new name for the
+   * track.
+   **/
+  sigc::signal<void, std::string> signal_name_changed() const;
+
+public:
   /**
    * A debugging helper function that prints this track, and all it's
    * child tracks in a human-readable form.
@@ -109,6 +119,11 @@ private:
    * The name of this track.
    **/
   std::string name;
+  
+  /**
+   * A signal which fires when the name changes.
+   **/
+  sigc::signal<void, std::string> nameChangedSignal;
 
 protected:
   /**

src/gui/widgets/timeline/timeline-track.cpp

@@ -89,6 +89,11 @@ Track::Track(TimelineWidget &timeline_widget,
     mem_fun(timelineWidget, &TimelineWidget::on_add_track_command) ) );
   context_list.push_back( Menu_Helpers::MenuElem(_("_Remove Track"),
     mem_fun(this, &Track::on_remove_track) ) );
+    
+  // Connect to the model
+  model_track->signal_name_changed().connect(sigc::mem_fun(this,
+    &Track::on_name_changed));
+    
 }
 
 Gtk::Widget&
@@ -247,6 +252,13 @@ Track::on_set_name()
     }
 }
 
+void
+Track::on_name_changed(std::string new_name)
+{
+  if(new_name != titleMenuButton.get_label())
+    update_name();
+}
+
 void
 Track::on_remove_track()
 {

src/gui/widgets/timeline/timeline-track.hpp

@@ -135,6 +135,11 @@ private:
 
   //----- Event Handlers -----//
   void on_set_name();
+  
+  /**
+   * Event handler for when the track name changes
+   **/
+  void on_name_changed(std::string new_name);
 
   void on_remove_track();