Tutorials & Examples

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

[B4X] AS TextFieldAdvanced - ComboBox

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  • AS TextFieldAdvanced ComboBox Example.zip
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✅ B4A Uninstalling a kiosk app

Hello all,
I've noticed 2 or 3 posts about not being able to uninstall a kiosk app because android:testOnly is missing from the manifest file, it's not in Erel's example.

If you just add the...
 
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[B4A] [B4XPages] OSM Maps / FusedLocationProviderClient GMS

May 4, 2024 - Start of tutorial post...

Based on:

Open Street Map viewer - GPS

Hi, This b4Xlib contains a custom view (cvMap) which can display Open Street Map. The tiles are retrieved from the internet and cached in a database. You can add shapes and images on the map. UI : - Lat/lng Center of the map - Zoom Level - Compass Direction with rotation - Scale - Button...
www.b4x.com www.b4x.com

The original project was based on the GPS object /...
 
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Very simple GPS Program

Hi guys,

how to use :

1. copy the starter into your project

B4A: 
    If Starter.GPS1.GPSEnabled = False Then
        ToastMessageShow("Please enable the GPS device.", True)...
 

Attachments

  • GPSbyJCD.zip
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[B4XPages] jRDC2 + MySql CRUD + Login

Hi all:


I'm starting (at last) to work with B4XPages, so I've started to adapt the B4XPages + B4XDrawer example.
I think I’ve seen more examples with php + mysql, but no...
 

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  • jRDC_B4J.zip
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  • sql.zip
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  • Project.zip
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[B4X] Supabase - Authentification

[B4X] Supabase - The Open Source Firebase alternative

Supabase is an open source Firebase alternative. It provides all the backend services you need to build a product. Supabase uses Postgres database with real-time capabilities. Basically, supabase provides an interface to manage postgres database that you can use to create table and insert, edit...
www.b4x.com
The client library does the work for you, you don't have to worry about renewing the access token or using...
 
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[B4X] Supabase - Sign In Anonymously

[B4X] Supabase - The Open Source Firebase alternative

Supabase is an open source Firebase alternative. It provides all the backend services you need to build a product. Supabase uses Postgres database with real-time capabilities. Basically, supabase provides an interface to manage postgres database that you can use to create table and insert, edit...
www.b4x.com

Supabase now supports anonymous user login, the B4X library now too...
 
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Navigation Side Menu

I was playing around with the ListView and found it a great use for a menu system.
Following along as much as possible with the design concepts defined on a Material.io design web site.

See...
 

Attachments

  • NavigationMenuOptimized.zip
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Receivers and Services in 2023+

In the early days of Android services were simple to use and powerful. They allowed doing all kinds of things in the backgrounds with very few restrictions. That's not the case with newer versions...
 
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App Bundle - Publishing NEW apps using AAB to play store with New keystore

There is an increasing concern about how to publish apps using the app bundle (aab) format. I will try as much as possible to simplify the steps for you.

IMPORTANT UPDATE IN POST...
 

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[B4X] AS Settings - SelectionList Property

[B4X] [XUI] AS Settings

Introducing a new library that allows you to create your own settings page with minimal code. This library comes equipped with automatic saving and loading features, making it incredibly easy to manage your settings. It supports booleans, free text, numbers, comboboxes, action buttons and more...
www.b4x.com

With this property, you can offer the user several options and he can then select either one or more.
...
 

Attachments

  • AS Settings SelectionList Example.zip
    179.2 KB · Views: 343
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B4X Ui/Ux ?‍??‍?

Ui max_co

Hello friends ?‍??‍?
We are here to show the world the power and beauty of B4X-built apps

New post

17-Drawer Ui (Figma)...
 

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  • ddfs.jpg
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Android database encryption with SQLCipher library

Attachments

  • SQLCipher.zip
    37.2 KB · Views: 566
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2D Car game Example

Hi All.
Here is a very simple example of 2D Car game.
I did so for study purposes. I'm sure this is not the correct way to create a game.




You can download it...
 
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[B4X] Supabase - Realtime Broadcast example app

[B4X] Supabase - The Open Source Firebase alternative

Supabase is an open source Firebase alternative. It provides all the backend services you need to build a product. Supabase uses Postgres database with real-time capabilities. Basically, supabase provides an interface to manage postgres database that you can use to create table and insert, edit...
www.b4x.com

This is a simple B4X broadcast example with supabase as backend.

...
 

Attachments

  • Supabase Broadcast Example.zip
    185.1 KB · Views: 404
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[B4X] AS Settings - DescriptionItem

[B4X] [XUI] AS Settings

Introducing a new library that allows you to create your own settings page with minimal code. This library comes equipped with automatic saving and loading features, making it incredibly easy to manage your settings. It supports booleans, free text, numbers, comboboxes, action buttons and more...
www.b4x.com

This is a description item, this can be used to provide more information about a particular feature.

...
 
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[B4X] AS Settings - ComboBox Property

[B4X] [XUI] AS Settings

Introducing a new library that allows you to create your own settings page with minimal code. This library comes equipped with automatic saving and loading features, making it incredibly easy to manage your settings. It supports booleans, free text, numbers, comboboxes, action buttons and more...
www.b4x.com

With this property, the user can quickly select one of several options via a combobox. It use the native combo box for...
 
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[B4X] AS Settings - Text Property

[B4X] [XUI] AS Settings

Introducing a new library that allows you to create your own settings page with minimal code. This library comes equipped with automatic saving and loading features, making it incredibly easy to manage your settings. It supports booleans, free text, numbers, comboboxes, action buttons and more...
www.b4x.com

This property is for text input. Normal text, numbers or decimal numbers.





Example...
 
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[B4X] AS Settings - ActionClean Property

[B4X] [XUI] AS Settings

Introducing a new library that allows you to create your own settings page with minimal code. This library comes equipped with automatic saving and loading features, making it incredibly easy to manage your settings. It supports booleans, free text, numbers, comboboxes, action buttons and more...
www.b4x.com

This property is like the action property, only in a cleaner version. Here there is only an icon and the display...
 
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[B4X] AS Settings - Action Property

[B4X] [XUI] AS Settings

Introducing a new library that allows you to create your own settings page with minimal code. This library comes equipped with automatic saving and loading features, making it incredibly easy to manage your settings. It supports booleans, free text, numbers, comboboxes, action buttons and more...
www.b4x.com

This property is used, for example, to manage properties that are on another page. Or to open links, open a picker so...
 
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