Tutorials & Examples

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

[B4X] Firebase Push Notifications 2023+

Google has deprecated the previous method of sending push notifications. It will stop working on June 2024.
If you have an already working solution then you only need to update the B4J side. Do...
 

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  • PushClients.zip
    16 KB · Views: 1,444
  • B4J-SendingTool.zip
    1.8 KB · Views: 1,077
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Full private chat and multi-chat (similar to Whatsapp)

NovaChat is a private chat class module (Multi-User in next version) that has almost all the functionality of instant messaging.


NovaChat uses the phone as a...
 
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[B4X] AS TextFieldAdvanced Password Strength Indicator

This is a Example project for the AS_TextFieldAdvanced, to show the password strength indicator...
 

Attachments

  • AS TextFieldAdvanced Password Strength Example.zip
    72.4 KB · Views: 359
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Print Made Easy

After understanding this approach, printing will be painless for you forever.

Requirements:
- Any pdf file generation tool, I used HtmlToPdf lib.
- Any base64 converting tool, I used...
 
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android.jar / targetSdkVersion / minSdkVersion

There are several versioned components that affect the compilation process and the runtime behavior of our apps.
The purpose of this tutorial is to explain the differences between them and help...
 
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Share a PDF with a specific WhatsApp number.

Hi everyone, i've been working with B4A since 2016 or maybe 2015 and today, after a request from a client. I needed to send a PDF to a specific number in whats app.

After two days, i finally...
 
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B4X Object Browser - new thread

Hi. Please place any new questions or comments about the B4X Browser here.
 
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BBCodeView Example (Non B4XPages Version)

The standard example just converted. Don't know If someone did it before (so far). Might be happy to remove this post.

 

Attachments

  • BCTextExampleNonPages.zip
    22.9 KB · Views: 272
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Full Chat (NovaChat)

Download the Library for free here : Download
 
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✅ Part 2 Examples - Creating long lists using xCustomListView with Lazy Loading - Newer developers

Hello All,
If you're not experienced with using xCustomListView (xCLV) with Lazy Loading (LL) when it comes to loading long lists of data, then I strongly suggest that you read the following post...
 
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[B4X] AS TextFieldAdvanced Text Validation/Required Fields Example

This is a exmaple project to show the required field feature in the AS TextFieldAdvanced...
 

Attachments

  • AS TextFieldAdvanced Text Validation Example.zip
    72.9 KB · Views: 391
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Running B4A Apps in Split Screen Mode

Tutorial – Running B4A Apps in Split Screen Mode

I’m learning this as I go along so there may be errors of fact. If so then post a correction below and I will modify this tutorial...
 

Attachments

  • SplitScreenTest_1.0.zip
    11.7 KB · Views: 642
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Markdown to HTML conversion

I needed to parse markdown code as HTML, and since you guys have given me so much code I felt obligated to share it...
 

Attachments

  • markdown.zip
    69.5 KB · Views: 609
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[B4X] BBCodeView Anchors Example



A small, cross platform, example of using the new anchors feature of BBCodeView.

It reads a CSV file with information about US politicians. The data is used to...
 

Attachments

  • Anchors2.zip
    449.9 KB · Views: 344
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Expand the Eddittext row for row like WhatsApp

Hello, after 3 days work on it, it is finished.

The goal was to expand the Eddittextbox automatically like WhatsApp here:


And i want to share my Code with you, to save time for...
 

Attachments

  • Screenshot_20170910-212445.jpg
    278.5 KB · Views: 742
  • Screenshot_20170910-212445.jpg
    278.5 KB · Views: 725
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[B4X] AS Settings with PlusMinus

This is an extension for the AS_Settings library, if it activates this extension, then you can select settings via a new type.

Guide
  1. Download...
 

Attachments

  • AS Settings with AS PlusMinus.zip
    178.3 KB · Views: 192
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[B4X] AS Settings with SegmentedTab

This is an extension for the AS_Settings library, if it activates this extension, then you can select settings via a new type.


Guide
  1. Download...
 

Attachments

  • AS Settings with AS SegmentedTab Example.zip
    178.9 KB · Views: 172
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RegEx.Matcher2 and getting first and last words of String

This example not only retrieves the first and last word of a String, but also sets a Label with the first letters of both the first and last words.
I use it to populate a CustomListView with...
 
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Protect your application against copy and changes

This method uses the F5Steg and PackageUtils libraries from ProBundle.

There's a demo available in the Play Store...
 

Attachments

  • Challenge.zip
    71.3 KB · Views: 982
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Get Path of File/ Folder

On Telegram there is a group named 'B4A', I found the source code there on that group.
Hope it may help others.

I wanted to get the path of Folder when a file is selected from...
 

Attachments

  • Gallery Chooser.zip
    10.1 KB · Views: 384
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