Tutorials & Examples

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

File Choose

Quickly create a File_Chooser, and choose any type of File without any Library.


Download code Here
 
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Get resolution of video from file

MediaMetadataRetriever: 
    Dim metaRetriver As JavaObject
    metaRetriver.InitializeNewInstance("android.media.MediaMetadataRetriever", Null)
    metaRetriver.RunMethod("setDataSource"...
 
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Flow chart to help choose folder

This flow chart will help you choose the folder in all kinds of different cases:



There were reasons to use other folders in the past. Those reasons are no longer relevant, mainly...
 
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[UI] [B4A] Camping App UI Example + Source Code

Hello Community!
This is the first UI Example by XTools Group and more examples are on the way
In this example we've used CustomListView & XUI Views Librarys and implement a self-made Bottom...
 

Attachments

  • Camping App.zip
    365.1 KB · Views: 1,341
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[B4X] Builder command line script

Hi all,

Attached are txt files that are really windows .bat files. These are to help with building multiple libraries.

If you are building a large project with multiple libraries it can get hard...
 

Attachments

  • B4AExampleCompileScript.txt
    4.4 KB · Views: 501
  • B4JExampleCompileScript.txt
    4.4 KB · Views: 473
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SQLite Full Text Search on a Large Database and Display on an xClv

The primary objective of this cross-platform B4XPages SQLite FTS example is to show the syntax used for Full Text Search queries in SQLite. The database consists of close to 400000 records. It is...
 

Attachments

  • SQLiteFullTextSearchForForum.zip
    20.2 KB · Views: 879
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Apprendre à utiliser les Vues B4A - Partie 2 (Learn to use B4A views - Part 2)

Learn to use Design Views in B4A (Learn to use Design Views in B4A)


 
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Receiving shared images from other apps

This example shows how to create an app that can act as a sharing target. It will be listed in the list of apps that show when the user shares an image.

The first step is to add an intent filter...
 
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Read QR code from file

Hello team,

If you want to scan QR code from a file (Bitmap or pdf) you can try this code:
You need PDFium and Barcode Reader

B4X: 
'Code module
'Subs in this code module will be...
 
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Make sure you are enrolled in new 15% Play Store Fee

If you receive an email from google announcing the new 15% service fee (instead of 30%) that looks like this:



I was a little confused of why do I have to create a group if I only...
 
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[B4X] [B4XPages] Menu badges



This is a B4i + B4A example. It adds a dynamic badge to the menu icon. It also shows how to update menu items at runtime.

Don't miss:
1. B4A - theme settings in manifest editor.
2...
 

Attachments

  • Project.zip
    16.6 KB · Views: 1,871
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Calculation of Distance in Km between two points on MapFragment

Hi I share a simple solution to calculate the distance in km between two points on MapFragment. I hope it will be of help to anyone who works with the GoogleMaps v2.50 library.

The coordinates...
 
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Compilation time and auto-increment build version

This tutorial demonstrates how the custom build action feature can be used to add a file during compilation with the compilation time and an automatic version number that is incremented with every...
 

Attachments

  • compiletime.jar
    81.9 KB · Views: 1,068
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B4A-Créer un Slide Menu avec un Panel (Create a Slide Menu with a Panel)

Créer un Slide Menu parfait et rapide seulement avec un Panel .
(Create a perfect and fast Slide Menu only with a Panel).


Nous allons créer un Chat dans notre prochaine vidéo...
 
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Core Programming - Chain of Several Programmer

Core Programming Is a group chain of Programmer working on the development of new Features.

Here is a channel to teach newbies how to get started working with B4A and it is a channel to...
 
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Custom Context Menu for Text Selection



This example uses inline Java with JavaObject to allow creating custom context menus when the user selects text.

To use...
 

Attachments

  • CustomContextMenu.zip
    8.4 KB · Views: 1,654
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Convert collections to json and vice versa

The JSON libraries, which are internal libraries, were updated. The new version is 1.20.

There is a new JSON type which is used to convert maps or lists to json strings and vice versa, using the...
 
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[B4X] AS CalendarAdvanced - Expand with xCLV


This is a sample project to demonstrate how to expand or collapse the calendar and at the same time adjust a listview below it...
 

Attachments

  • Expand With xCLV.zip
    11.5 KB · Views: 559
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[B4X] Cross platform Editable B4XTable + Form Example



This example demonstrates several things:
  • Cross platform code and files, similar to the way XUI2D games are...
 

Attachments

  • Project.zip
    194.2 KB · Views: 2,283
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✅ [B4X] Using JSON generator, 5 simple examples - Newer developers

Hello all,
Well here we are with a simple example on how to use the JSON generator, this applies to B4A, B4J and also B4i.

I've created 5 different examples using B4XPages for new B4X developers...
 

Attachments

  • JSON Generator.zip
    14.9 KB · Views: 605
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