Kivy: Screen orientation change on Android at runtime

gistfile1.py

from android.runnable import run_on_ui_thread
from jnius import autoclass
from kivy.app import App


AndroidActivityInfo = autoclass('android.content.pm.ActivityInfo')
AndroidPythonActivity = autoclass('org.renpy.android.PythonActivity')


class MyApp(App):

    @run_on_ui_thread
    def set_orientation_landscape(self):
        activity = AndroidPythonActivity.mActivity
        activity.setRequestedOrientation(
            AndroidActivityInfo.SCREEN_ORIENTATION_LANDSCAPE)

    @run_on_ui_thread
    def set_orientation_portrait(self):
        activity = AndroidPythonActivity.mActivity
        activity.setRequestedOrientation(
            AndroidActivityInfo.SCREEN_ORIENTATION_PORTRAIT)

    @run_on_ui_thread
    def set_orientation_all(self):
        activity = AndroidPythonActivity.mActivity
        activity.setRequestedOrientation(
            AndroidActivityInfo.SCREEN_ORIENTATION_SENSOR)