Uncomitted changes

main.kv

@@ -104,6 +104,11 @@
             id: 'top_menu'
             pos_hint: {'top':1}
             orientation: 'horizontal'
+            MainMenuButton:
+                id: main_menu_button
+                size_hint_x: 0.2
+                source: "./images/menu_button.png"
+                on_press: root.main_menu()
             MyLabel:
                 id: current_temperature
                 text: "Current Temperature: n/a"

main.py

@@ -13,6 +13,7 @@ import kivy.graphics.texture
 from kivy.graphics.texture import Texture
 from kivy.logger import Logger
 from kivy.properties import BooleanProperty, DictProperty, ListProperty, NumericProperty, ObjectProperty, StringProperty
+import kivy.uix.behaviors
 from kivy.uix.boxlayout import BoxLayout
 from kivy.uix.button import Button
 from kivy.uix.dropdown import DropDown
@@ -197,6 +198,10 @@ class MainWindow(FloatLayout):
         self.create_popup(title="Choose outputfile", content = output_file_dialog)
 
 
+    def main_menu(self):
+        Logger.debug('Main menu pressed')
+
+
     def set_output_file(self, path, file_name, *args, **kwargs):
         #Logger.debug('Setouput file: ', str((path, file_name, args, kwargs)))
         # If we're oaky with writing path + file_name + (.csv|.png)
@@ -548,6 +553,8 @@ class YesNoModalView(Popup):
             self.process_callback(result, *args, **kwargs)
         self.dismiss()
 
+class MainMenuButton(kivy.uix.behaviors.ButtonBehavior, Image):
+    pass
 
 class StatusBar(BoxLayout):