Tutorials & Examples

Android development starts here. Please do not post questions in this sub-forum.

Dialogs library 2017 - Custom dialogs and async methods

Dialogs v4 is an extension to @agraham original dialogs library. It requires B4A v7+.



The main changes are...
 

Attachments

  • DialogsExample.zip
    9.8 KB · Views: 4,637
Last edited:
Click to expand...

Read Key/Token from the B4A Manifest

I was busy with a project and wanted to allow users to enter their own Key/Token via the B4A manifest file and then have access to the key/token via B4A code. I did a quick search and could not...
 

Attachments

  • b4aReadManifestKey.zip
    9.6 KB · Views: 590
Click to expand...

Getting Started With a Homescreen Launcher

Hey guys!

This forum and Basic4Android has helped my career prospects greatly, so I thought I'd try and do something useful...

As some of you know, I've been working on an Android Launcher or...
 
Click to expand...

Foreground Service with Notification Builder

The app I'm building will allow the user to configure a series of timed actions, then execute them in order using "play" controls looking much like a music player (play/pause, skip...
 

Attachments

  • LongRunningService.zip
    11.6 KB · Views: 979
Last edited:
Click to expand...

MJPEG / CCTV Server

Attachments

  • MJPEG_CCTV.zip
    12.6 KB · Views: 3,508
Last edited:
Click to expand...

How I manage multi language in my Android App

Hi everyone !

I would like to share my own way to manage multi languages for my Android App.
I'm sure there are more than one method to do it, I just want to share mine.

This functionnality is...
 
Click to expand...

[B4x]Send Firebase-Message via php

UPDATE

Please ensure you use https:// to call the Google fcm api. "Out of the sudden" one of my apps didn't work anymore

B4X: 
$ch = curl_init();
        curl_setopt(...
 
Last edited:
Click to expand...

Supporting multiple screens - tips and best practices

This is an old tutorial. I recommend to instead watch the visual designer video tutorial: https://www.b4x.com/etp.html

There are several features in B4A that help you target Android...
 
Last edited:
Click to expand...

[B4X] BitmapCreator Performance

Attachments

  • B4A_BC_Performance.zip
    8.8 KB · Views: 749
  • B4i_BC_Performance.zip
    1.8 KB · Views: 661
  • B4J_BC_Performance.zip
    1.6 KB · Views: 604
Last edited:
Click to expand...

Corso B4A Intermedio - Creazione di due App, un Timer per gli Scacchi e una Calcolatrice


Ciao a tutti, ho creato un nuovo corso rivolto a chi già si muove un po con B4A e non è proprio alle prime armi. Il...
 
Last edited:
Click to expand...

[TEST RESULT] a <> b vs. Not(a = b)

[UPDATED]

Lately I've fallen into the habit of using Not instead of <> for Boolean comparisons - eg: Not(a = b) instead of a <> b. I'm not sure why I started doing this - probably because I think it...
 
Last edited:
Click to expand...

AES128/Rijndael cipher implementation animation

Hi everyone,

in the following link you can find an animation about how the AES128/Rijndael cipher is implemented. As you will see, it is a mix of shifting/mixing/substituting (simple or by matrix...
 
Last edited:
Click to expand...

Using CustomBuildAction to deploy to multiple devices at once

This tutorial will demonstrate how you can use CustomBuildAction attribute to deploy to multiple connected devices at once.

The "additional" devices should be connected in USB debug mode. This...
 
Last edited:
Click to expand...

Android messages - Cool new feature for SMSing from everywhere

Hi everyone,

I do not know if this is a suitable tutorial for this forum but I just found out and I am absolutely thrilled with it. There is a way to send SMSs from your mobile phone even from...
 
Last edited:
Click to expand...

Creating a simple Kotlin wrapper library

The purpose of this tutorial is to show a way of compiling Kotlin into your developed library as a “fat” JAR (a JAR file containing all necessary dependencies and classes bundled in).

Compared to...
 
Last edited:
Click to expand...

Wrapping a small and easy 3rd party library with java - Part II

Started here i released a tutorial about wrapping a library for b4a.
Basically this is the same here but i´ve caputed the hole process

Have fun (or be bored watching it). Hope it helps a...
 
Click to expand...

GUI SDK Manager for newer versions of Android tools

Attachments

  • B4A-SdkManager-Source.zip
    63.3 KB · Views: 5,571
Last edited:
Click to expand...

Please join Facebook group

Click to expand...

[B4X] [BitmapCreator] Maximizing Performance with BC

1. This tutorial is about BitmapCreator v3.5+.
2. It is relevant for B4A, B4i and B4J.
3. The features discussed are only needed when making hundreds or more drawings per second.

Drawing...
 
Last edited:
Click to expand...

Change color of Android ProgressBar

Click to expand...
You must log in or register to post here.
Menu
Log in
Register
Cookies are required to use this site. You must accept them to continue using the site. Learn more…