wiki - lwc:programming:mobile:android

adb

Anonymous (anonymous@undisclosed.example.com) — 2021-11-11T22:01:27+00:00

ADB Magic * find out the package name: adb shell pm list packages * get the path of the package: adb shell pm path com.example.someapp * pull the apk from the device: adb pull /data/app/com.example.someapp-2.apk * disable debugging from adb:

android_studio

Anonymous (anonymous@undisclosed.example.com) — 2021-11-14T02:04:06+00:00

* Build your first app Tips and Tricks Rename Project From Change project name on Android Studio * Close Android Studio * Change project root directory name * Open Android Studio * Open the project (not from local history but by browsing to it) * Clean project * If your settings.gradle contains

audio

Anonymous (anonymous@undisclosed.example.com) — 2021-11-23T15:24:08+00:00

Reference * Headset spec (including how to wire up buttons to headset * detect button presses on Android

code_tricks

Anonymous (anonymous@undisclosed.example.com) — 2022-01-03T18:17:49+00:00

* read file from sys directory * looping techniques by time interval * start application: adb shell monkey -p com.estrongs.android.pop -v 1

firmware

Anonymous (anonymous@undisclosed.example.com) — 2022-03-08T17:15:06+00:00

* * . * * *

flash_mediatek

Anonymous (anonymous@undisclosed.example.com) — 2022-02-10T19:36:50+00:00

Flashing MTK Android 4.4 and 5.0 devices (Windows 10) Install the VCOM drivers * find 'em on Google 64 bit Windows 10 * They are unsigned so in settings --> recovery choose advanced startup * In the advanced startup menu choose option 7 to allow installation of unsigned drivers

global_constants

Anonymous (anonymous@undisclosed.example.com) — 2022-02-24T16:22:08+00:00

Global Constants There seem to be a couple of ways to skin this cat but one way would be: Add to BuildConfig Example adding TAG DPF In build.gradle the module not the project buildTypes { release { ... buildConfigField "String", "TAG","\"DPF"\"" } debug { ... buildConfigField "String", "TAG", "\"DPF\"" } }

http

Anonymous (anonymous@undisclosed.example.com) — 2021-11-23T02:30:50+00:00

Reference * TLSv1.2 with OKHttp and KitKat * OKHttp examples

immersive_mode

Anonymous (anonymous@undisclosed.example.com) — 2021-12-14T14:51:23+00:00

Immersive Mode KitKat (4.4) Immersive mode shows a confirmation dialog that shows up the first time the app uses immersive mode. It then adds the app ID to a list of IDs to remember not to show the dialog box again. If the user turns off and on the device within 5 seconds the device assumes the user is in a

lambdas_and_friends

Anonymous (anonymous@undisclosed.example.com) — 2022-02-23T18:59:03+00:00

Functional Programming Treating methods as first-class objects requires lambda functions. Very basic example: public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); //setContentView(R.layout.activity_main); testTheThings(); } // to create a basic lambda function you need to have an interface for it. // that serves as a template for what the function w…

libraries

Anonymous (anonymous@undisclosed.example.com) — 2022-02-01T17:18:39+00:00

* CRC8

mqtt_service

Anonymous (anonymous@undisclosed.example.com) — 2020-11-27T04:35:20+00:00

* MQTT client tutorial (code) * PAHO android service (code) * Cordova Android plugin (deserted)

mqtt

Anonymous (anonymous@undisclosed.example.com) — 2021-11-18T21:24:35+00:00

MQTT client libraries * paho.mqtt.android * active forks * Hive MQTT Client * Android Installation * Quick start and General Documentation * Java Docs * Client Library Encyclopedia paho.mqtt.android * Current version supports API 24 and above * Checked out HiveMQ MQTT Client TLSv1.2 and Android 4.4 Android 4.4 has TLSv1.2 disabled. A possible workaround is to create our own socketfactory which supports TLSv1.2

root

Anonymous (anonymous@undisclosed.example.com) — 2022-01-03T18:21:43+00:00

Shuame Shuame is a Chinese app for Windows. It could be Root Genius is the English translation. How can we be sure this is safe, not malware, not stealing IMEA numbers? Videos * How to Root every MTK China Phone takes you through making a recovery using stock ROM. Requires Preloader mode and a bunch of Windows apps. Walks you through generating a scatterfile.

runnable

Anonymous (anonymous@undisclosed.example.com) — 2022-02-23T21:31:11+00:00

Runnables and you There's nothing special about a Runnable. It's doesn't have anything to do with threads. All it is is an interface, that's it: public class MyRunnable implements Runnable { public void run(){ Log.v("MyRunnable running"); } }

threads

Anonymous (anonymous@undisclosed.example.com) — 2022-05-12T00:03:50+00:00

A hodge-podge of tips, snippets, etc. in my journey to figure out the Android thread thing. Run a routine every second With Handler final Handler handler = new Handler(); final int delay = 1000; // 1000 milliseconds == 1 second handler.postDelayed(new Runnable() { public void run() { System.out.println("myHandler: here!"); // Do your work here handler.postDelayed(this, delay); } }, delay);

uncharted_waters

Anonymous (anonymous@undisclosed.example.com) — 2022-02-23T21:43:01+00:00

Android Java Stuff I really should digest someday maybe I hope it happens but yeah * Excellent functional programming overview * Lambda fully explained * Threading options in Android

updates

Anonymous (anonymous@undisclosed.example.com) — 2021-12-08T03:09:36+00:00

Reference * update app from within another app? * another option * https://github.com/NDMAC/apk-updater * https://github.com/feicien/android-auto-update * 2018 blog about it (Requires at least API 21) * Update Checker for API 8 * install without reboot by signing and zipaligning * silent installs by calling shell commands Starting with API 21 it's possible to have a managed device mode which will allow for silent updates without root. Before this the app needs elevated privs.

vibrator

Anonymous (anonymous@undisclosed.example.com) — 2021-11-23T02:31:43+00:00

Reference * Vibrate with patterns