Python on Android talk for django-cs group

1. Python & Android
@yedpodtrzitko

2. TL;DR

3. Dalvik apps
Application framework
Dalvik
VM
Libs
Linux kernel

4. Dalvik apps
Application framework
Dalvik
Python VM
Libs
(bin/lib)
Linux kernel

5. Dalvik apps
Application framework
Dalvik
Python VM
Libs
(bin/lib)
Linux kernel

6. Scripting
Layer 4 Dalvik apps
Android
Application framework
Dalvik
Python VM
Libs
(bin/lib)
Linux kernel

7. /sdcard/
import android
SL4A/app.py
Scripting Dalvik apps
droid = android.Android()
Layer 4
Android name = droid.
getInput("Hi!", "Ur name?")
Application framework
RPC res = name.result
droid.makeToast("Hi,
Dalvik %s"%res)
Python VM
Libs
(bin/lib)
Linux kernel

8. /sdcard/
SL4A/app.py
Scripting Dalvik apps
Layer 4
Android
Application framework
RPC
Dalvik
Python VM
Libs
(bin/lib)
Linux kernel

9. Scripting
PySide
Layer 4 Dalvik apps
Launcher
Android
Application framework
PySide
Dalvik
Python VM
Libs
(bin/lib)
QT
Linux kernel

10. from PySide.QtCore import *
/sdcard/
from PySide.QtGui import *
Scripting main.py
Layer 4 Dalvik apps
app = QApplication()
Android PySide
w = QLabel('Foo bar') Launcher
w.show()
app.exec_()
Application framework
PySide
Dalvik
Python VM
Libs
(bin/lib)
QT
Linux kernel

11. /sdcard/
Scripting main.py
Layer 4 Dalvik apps
Android PySide
Launcher
Application framework
PySide
Dalvik
Python VM
Libs
(bin/lib)
QT
Linux kernel

12. Scripting Kivy PySide
Layer 4 Dalvik apps
Launcher Launcher
Android
Application framework
PySide
Dalvik
Python VM
Libs
(bin/lib)
QT
Linux kernel

13. import android
/sdcard/<app>/
Scripting import kivy.uix.button as b
main.py PySide
Layer 4 from kivy.app import App
Dalvik apps
Launcher
Android Kivy
Launcher class TestApp(App):
def build(self):
return b.Button(
Application frameworktext='foo bar')
TestApp().run()
PySide
Dalvik
Python VM JNI
(bin/lib) Libs
QT
Linux kernel

14. /sdcard/<app>/
Scripting main.py PySide
Layer 4 Dalvik apps
Launcher
Android Kivy
Launcher
Application framework
PySide
Dalvik
Python VM JNI
(bin/lib) Libs
QT
Linux kernel

15. Framework Kivy, který
vyrobili př i práci v
ků lně a na podzimku
žáci školy v
Maleticích, je to
nejmoderně jší, co pro
Android máme. Co
byste po mně chtě li!!
1

16. EOF
Sources:
http://kivy.org
http://thp.io/2011/pyside-android/
https://code.google.com/p/android-scripting/
@yedpodtrzitko