Added more commands to code; refactored container classes; general cleanup

src/core/containers/header_container.py

@@ -15,8 +15,6 @@ class HeaderContainer(Gtk.Box):
     def __init__(self):
         super(HeaderContainer, self).__init__()
 
-        self.ctx = self.get_style_context()
-
         self._setup_styling()
         self._setup_signals()
         self._subscribe_to_events()
@@ -26,19 +24,18 @@ class HeaderContainer(Gtk.Box):
 
 
     def _setup_styling(self):
-        self.set_orientation(Gtk.Orientation.HORIZONTAL)
-
-        self.set_hexpand(True)
-
+        self.ctx = self.get_style_context()
         self.ctx.add_class("header-container")
 
+        self.set_orientation(Gtk.Orientation.HORIZONTAL)
+        self.set_hexpand(True)
+
     def _setup_signals(self):
         ...
 
     def _subscribe_to_events(self):
         event_system.subscribe("tggl-top-main-menubar", self.tggl_top_main_menubar)
 
-
     def _load_widgets(self):
         button = Gtk.Button(label = "Interactive Debug")
         button.connect("clicked", self._interactive_debug)