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B4X is a set of simple and powerful cross platform RAD tools:
All developers, with any skill level, are welcome to join the B4X community.

Tutorials & Examples

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

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Android database encryption with SQLCipher library

By Erel
Feb 13, 2012

SQLCipher is an open source project that extends SQLite and adds full database encryption.
License: https://www.zetetic.net/sqlcipher/open-source/

B4A SQLCipher is a special subtype...

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Last edited: Mar 3, 2024

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2D Car game Example

By Douglas Farias
Oct 31, 2019

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

By Alexander Stolte
Dec 3, 2023

[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.

...

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Last edited: Feb 24, 2024

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[B4X] AS Settings - DescriptionItem

By Alexander Stolte
Feb 14, 2024

[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

By Alexander Stolte
Feb 14, 2024

[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...

Last edited: Aug 4, 2024

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[B4X] AS Settings - Text Property

By Alexander Stolte
Feb 14, 2024

[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

By Alexander Stolte
Feb 14, 2024

[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

By Alexander Stolte
Feb 14, 2024

[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...

Last edited: Feb 14, 2024

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[B4X] AS Settings - Boolean Property

By Alexander Stolte
Feb 14, 2024

[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

Example

B4X:

'Boolean
AS_Settings1.MainPage.AddProperty_Boolean("Basic","PropertyName_1","Boolean Property...

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Social Network created by B4A (Chat included)

By Serge Nova
Nov 16, 2021

After searching all over the forum, I noticed that there are no examples that speak of a Social Network, so I decided to write one.

This example below...

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B4A Social Network Version 1.30

By Serge Nova
Jul 13, 2022

The old version of this social network can be found in this link: https://www.b4x.com/android/forum/threads/social-network-created-by-b4a-chat-included.136071/

After several times of work...

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B4A Social Network Version 1.50

By Serge Nova
Feb 10, 2024

Hello every one,

The old version (1.30) of this social network can be found in this link: https://www.b4x.com/android/forum/threads/b4a-social-network-version-1-30.141765/#post-921065...

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[B4X] AS TextFieldAdvanced - Underline Style

By Alexander Stolte
Jan 9, 2024

[B4X] [XUI] AS TextFieldAdvanced - Title, Information, Counter, Password, Button, Prefix, Suffix, Icons, Multiline

With this view you can quickly and easily add good looking text fields, with title and or bottom text. Additionally you can make the TextField a button, so that you can open menus, but still keep the design of the text fields. The view speeds up development because you don't have to worry about...

www.b4x.com

With V1.33+ you can show a underline...

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[B4X] TextEditor - Save and load external files

By Erel
Jul 20, 2021

This is a B4i and B4A example, which demonstrates various external files related tasks.

The behavior is not exactly the same as the platforms capabilities and behavior...

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Last edited: Sep 10, 2023

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Create a B4X library with Android Studio - Step by step

By zolive33
Jan 18, 2022

Hi,

I share with you my method to create a library for B4X, based on corwin42's post (Create a wrapper library with Android Studio).
Feel free to improve it and share your modifications...

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Last edited: Jan 26, 2024

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[B4X] AS Scheduler - MonthView HeatMap

By Alexander Stolte
Jan 23, 2024

[B4X] [XUI] AS Scheduler ? - MonthView, DayView (Week), AgendaView and CalendarView [Payware]

The AS Scheduler is a B4X library for displaying and interacting with appointments. You want to try the views out? Then click here This library is not free, because, it cost a lot of time and gray hair to create such views. https://payhip.com/b/nrtw5 Thanks for your understanding. :) The...

www.b4x.com

Setup
-Set in the designer...

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Syncing local databases using PHP to access a database on a hosted server

By Cliff McKibbin
Aug 2, 2022

My need was to sync calendars in which user 'A' changes the calendar and sends the change to other users by writing records to the hosted database.
The other users query periodically to see it...

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Last edited: Dec 17, 2023

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Athom Pre-Flashed TASMOTA Infrared Remote Controller with B4X (Home Automation)

By walt61
Jan 14, 2024

Posted in the B4J forum: https://www.b4x.com/android/forum/t...e-controller-with-b4x-home-automation.158628/

Click to expand...

[B4X] AS PopupMenu with icons

By Alexander Stolte
Jan 14, 2024

[B4X] [XUI] AS Popup Menu

This is a simple cross platform Popup Menu. I spend a lot of time in creating views, like this and to create a high quality view cost a lot of time. If you want to support me and further views, then you can do it here by Paypal or with a coffee. :) Left: B4J Right: B4A...

www.b4x.com

B4X:

Private Sub ShowMenu
    
    aspm_Main.Initialize(Root,Me,"aspm_Main")...

Attachments

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How to Install and Run Android Apps Natively on Windows 10 and 11 with WSABuilds

By fernando1987
Dec 25, 2023

Hello B4X community! If you've ever wanted to use Android apps directly on your Windows 10 or 11 PC, you're in luck. I'll provide you with a detailed tutorial on how to achieve this using...

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