Moved mirage2 to use newer GTK template structure patterns

src/core/containers/base_container.py

@@ -6,8 +6,9 @@ gi.require_version('Gtk', '3.0')
 from gi.repository import Gtk
 
 # Application imports
-from .left_box import LeftBox
-from .right_box import RightBox
+from .header_container import HeaderContainer
+from .body_container import BodyContainer
+from .footer_container import FooterContainer
 
 
 
@@ -17,19 +18,38 @@ class BaseContainer(Gtk.Box):
 
         self._setup_styling()
         self._setup_signals()
-        self._load_widgets()
+        self._subscribe_to_events()
 
-        self.show_all()
+        self.show()
 
 
     def _setup_styling(self):
-        self.set_orientation(Gtk.Orientation.HORIZONTAL)
-        ctx = self.get_style_context()
-        ctx.add_class("container-padding-5px")
+        self.ctx = self.get_style_context()
+        self.ctx.add_class("base-container")
+
+        self.set_orientation(Gtk.Orientation.VERTICAL)
+        self._update_transparency()
 
     def _setup_signals(self):
-        ...
+        self.connect("show", self._handle_show)
+
+    def _subscribe_to_events(self):
+        event_system.subscribe("update-transparency", self._update_transparency)
+        event_system.subscribe("remove-transparency", self._remove_transparency)
+
+    def _handle_show(self, widget):
+        self.disconnect_by_func( self._handle_show )
+        self._load_widgets()
 
     def _load_widgets(self):
-        self.add(LeftBox())
-        self.add(RightBox())
+        widget_registery.expose_object("base-container", self)
+
+        self.add( HeaderContainer() )
+        self.add( BodyContainer() )
+        self.add( FooterContainer() )
+
+    def _update_transparency(self):
+        self.ctx.add_class(f"mw_transparency_{settings_manager.settings.theming.transparency}")
+
+    def _remove_transparency(self):
+        self.ctx.remove_class(f"mw_transparency_{settings_manager.settings.theming.transparency}")