ActionGroup with on_press on ActionButtons

actionbar_example.py

from kivy.app import App
from kivy.lang import Builder
from kivy.uix.boxlayout import BoxLayout

Builder.load_string('''
<ActionBarDummy>
    ActionBar:
        pos_hint: {'top':1}
        
        ActionView:
            ActionPrevious:
                title: 'Recipes'
                with_previous: False
        
            ActionGroup:
                id: action_group
                mode: 'spinner'
                text: 'Some Actions'
                
                ActionButton:
                    text: 'Action 1'
                    on_press: root.do_something()
                
                ActionButton:
                    text: 'Action 2'
                    on_press: root.do_something()
                    
                ActionButton:
                    text: 'Action 3'
                    on_press: root.do_something()
''')

class ActionBarDummy(BoxLayout):
    def __init__(self, **kwargs):
        super(ActionBarDummy, self).__init__()
    
    def do_something(self):
        print "ActionButton was clicked."
    
class ActionBarApp(App):
     def build(self):
        return ActionBarDummy()

if __name__ in ('__main__', '__android__'):
    ActionBarApp().run()