Pyjnius is a Python library for accessing Java classes.
Pyjnius is a python library for accessing java classes.
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Questions tagged [pyjnius]
170 questions
2
votes
1 answer
How to pass android context into a java constructor class using pyjnius?
I am building an app with kivy for a android device that have a built-in thermal printer. I already found the API that give me access to the printer and is written in java (so i am using pyjnius) but i cannot make it work. I've seen with a program…
Ivo22
- 21
- 2
2
votes
1 answer
How to start service in python kivy on android in background mode?
I need a service for my app on android to receive message from server. Code of my app:
from kivy.app import App
from kivy.uix.floatlayout import FloatLayout
import sys
import socket
import time, subprocess
from kivy.uix.label import Label
from jnius…
pinkcat
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2
votes
2 answers
How to get audio (Mic) input working on Android with python/kivy
EDIT from a visitor: The current consensus around this situation appears to be that Kivy does not support the microphone at this time, and we are begging people to help port the "audiostream" add-on forward, so that this can work again. Any tiny…
Riku
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2
votes
1 answer
How to use the pyjnius read and write arguments for Bluetooth getInputStream and getOutputStream?
I have been fumbling with getting data from a bluetooth RS232 converter using the python for android jnius library. I had thought that it would be as simple as the PySerial library, but as I am still new to java the implementation is quite…
Hmerman6006
- 1,622
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2
votes
0 answers
Open date setting in Kivy/Android app with jnius
I'm trying to translate this Java code
startActivity(new Intent(android.provider.Settings.ACTION_DATE_SETTINGS));
to Kivy, so I can open the Android date settings dialog. So far, I tried with
from jnius import autoclass
from jnius import cast
from…
PabloG
- 21
- 1
2
votes
1 answer
kivy run_on_ui_thread crash
The application compiles without problems, but when the application is executed it closes
version:
kivi - 1.10.0
cython: 0.28.6
python: 3.7.1
main.py
from kivy.app import App
from kivy.uix.widget import Widget
from kivy.clock import Clock
from…
Francisco
- 539
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2
votes
3 answers
Error with an import module jnius while using imagej in python
I am trying to connect a headless imageJ library to my python application. Unfortunately, the dependency error list goes on endless and I am now stuck at an import error involving the import of a java wrapper called jnius.
So far I have installed:…
ABK
- 145
- 1
- 14
2
votes
3 answers
Jnius installation bug, "Unable to determine JDK_HOME"
I tried to install jnius Python module by typing 'pip install jnius' in CMD.
This is the message I got:
Complete output from command python setup.py egg_info:
Traceback (most recent call last):
File "", line 1, in
File…
Enthusiast
- 31
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- 4
2
votes
1 answer
Error compiling Cython file in buildozer
I have built an android app using kivy and while I was compiling it to build an apk using buildozer, the following error popped up;
[INFO]: -> directory context…
Himanshu
- 29
- 2
2
votes
2 answers
Kivy: what package name should I use for .jar files added with add_jars?
1) In my kivy's project I created \platforms\android\test.java with following content:
class Test {
public int test() {
return 300;
}
}
And compiled it to .jar file (in same directory).
2) In buildozer.spec I added…
Mikhail Gerasimov
- 36,989
- 16
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- 159
2
votes
1 answer
How I can use startActivity method from service in python kivy/jnius?
I want to start an activity from a service in my android application (python 2.7 & kivy). I use startActivity method for it but it's not work.
When I run the app and type "buildozer android logcat", I see this:
File "jnius_export_class.pxi", line…
Alexander
- 21
- 3
2
votes
1 answer
how to interrogate ontology with sparql, rdflib in python
I have developed my own ontology (I defined my classes, properties, etc.) and I want to interrogate my ontology with sparql.
in protégé 2000 (open-source ontology editor) everything works fine, but when I want to implement my request sparql in…
Mehdi
- 21
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- 6
2
votes
1 answer
How to select java version for pyjnius
I have Java 1.6.0_17 installed in /usr/local/bin.
My Java program is compiled with 1.7.0_11.
pyjnius fails in a call X = autoclass('HelloWorld')
When HelloWorld.java is compiled with 1.6, everything works.
I cannot get pyjnius working with…
tixi
- 23
- 3
2
votes
3 answers
Error while displaying Toast on Android with Python and jnius
I'm trying to display a toast message using jnius on QPython. I'm not able to use the Py4A library, since the final result should work inside a Kivy application, which doesn't have SL4A's library.
from jnius import autoclass
activity =…
redevined
- 772
- 2
- 6
- 23
2
votes
2 answers
kivy android : write public files
I'm coding an Android app using Kivy, and would like the app to write to the android filesystem, some PUBLIC directory/files.
Currently, if my app writes a file (using Python), the file CAN be read by the android local File Manager, but CANNOT be…
MoriB
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