Minor cleanup: removed Directories::on_row_activated

src/directories.cc

@@ -151,12 +151,10 @@ Directories::Directories() : Gtk::ListViewText(1) {
     if (iter) {
       auto filesystem_path=iter->get_value(column_record.path);
       if(filesystem_path!="") {
-        if (boost::filesystem::is_directory(boost::filesystem::path(filesystem_path))) {
+        if (boost::filesystem::is_directory(boost::filesystem::path(filesystem_path)))
           row_expanded(path) ? collapse_row(path) : expand_row(path, false);
-        } else {
-          if(on_row_activated)
-            on_row_activated(filesystem_path);
-        }
+        else
+          Notebook::get().open(filesystem_path);
       }
     }
   });

src/directories.h

@@ -65,7 +65,6 @@ public:
   void on_save_file(boost::filesystem::path file_path);
   void select(const boost::filesystem::path &path);
   
-  std::function<void(const boost::filesystem::path &path)> on_row_activated;
   boost::filesystem::path path;
   
 protected:

src/window.cc

@@ -80,10 +80,6 @@ Window::Window() {
   show_all_children();
   Info::get().hide();
 
-  Directories::get().on_row_activated=[this](const boost::filesystem::path &path) {
-    Notebook::get().open(path);
-  };
-
   //Scroll to end of terminal whenever info is printed
   Terminal::get().signal_size_allocate().connect([this](Gtk::Allocation& allocation){
     auto adjustment=terminal_scrolled_window.get_vadjustment();