Tutorials & Examples

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

💡 [B4X] [XUI] [B4XPages] B4A PreoptimizedCLV lazy loading from SQLite and CSV - Newer developers

Hello to you all,
Welcome to Sheldon Coopers and Amy Farrah Fowlers fun with flags

Here is a simple example on using B4XPages with both an SQLite database and also a CSV file with multiple...
 
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In App Purchases Setting Tutorial - New Google Play Console - Accurate as of 2020-09-26

Hey everyone,

This is a tutorial on how you can add In App Purchases to your Android App in the New Google Play Console.

1) Add GooglePlayBilling library in your project and the following code...
 
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DownloadManager tutorial

Here i'll post one or two examples showing how to use the DownloadManager library.

DownloadManager simple example.
Here's what must be the most simple way to use DownloadManager...
 

Attachments

  • simple_example.zip
    8.6 KB · Views: 2,124
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Native Camera + Crop - Native Galery + Crop

hi i make a simple code using the google and intent *-*

This code is very very simple and call the native crop later save the image
with native camera or galery

B4X: 
#Region  Project Attributes...
 

Attachments

  • MEUS EXEMPLOS.zip
    502.6 KB · Views: 6,783
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[B4X] AS TabMenuAdvanced Designs


[B4X] [XUI] AS TabMenuAdvanced

A container view controller that manages a multiselection interface, where the selection determines which child view controller to display. This view was developed and structured from scratch :) i spend a lot of time in creating views, some views i need by my self, but some views not and to...
www.b4x.com
 

Attachments

  • AS TabMenuAdvanced Styles.zip
    450.1 KB · Views: 622
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[B4X] AS_TabMenuAdvanced + ASPopupMenu

This is a example how to use the AS_TabMenuAdvanced together with the ASPopupMenu.

For this example you need the 2 libs...
 

Attachments

  • AS TabMenuAdvanced + ASPopupMenu Example.zip
    450.7 KB · Views: 659
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Important note about B4XPages projects

I know it is simple info for experts, but it is critical point for who want to start using B4XPages projects:- B4XPages project is for cross-platform development, that is mean when created; all...
 
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[B4X] Regular expressions (RegEx) tutorial

Regular expressions are very powerful and make complicate parsing challenges much easier.
This short tutorial will describe the usage of regular expressions in Basic4android.
If you are not...
 
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MQTT Topic best practice

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JPCT-AE Polyline Example

Polyline in JPCT-AE is unable for using by standart methods. But, by Ricardossy1, in his post: Ricardossy1 post, was described way for solving problem.
I was needed for Polylines in my...
 

Attachments

  • JPCT-AE (alhowiriny).jar
    79.4 KB · Views: 296
  • JPCT-AE (alhowiriny).xml
    414.4 KB · Views: 297
  • jpct_ae.jar
    380.4 KB · Views: 296
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[B4XPages] [BitmapCreator] Cross platform Falling Sand game

Attachments

  • B4XFallingSand.zip
    204.4 KB · Views: 284
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Read And Write NFC Tags !

(NFCRW has been Updated !)
In this project You can scan and write your Ndef or NFC tags Very simply,
(This project is for B4XPages)

The Principal codes ...
 

Attachments

  • ProjectNFC.zip
    14.9 KB · Views: 475
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NFC - Reading and Writing

NFC v2.00 adds support for low level access to the NFC features. This allows reading and writing from NFC tags.

The NFC library provides three features:
- Reading Ndef tags based intent filters...
 

Attachments

  • Project.zip
    15.4 KB · Views: 762
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[B4A] [Class] [Calendar] Class wmCalendar - Android calendar manipulation based on DonManfred's explorations

This is a calendar manipulation class based on @DonManfred 's explorations which you can find at...
 

Attachments

  • wmCalendarDemo.zip
    21.9 KB · Views: 478
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Offline Continuous Speech Recognition

This is a very old project which is unlikely to function correctly on newer versions of Android. The link to the project should still be active and if you want to use it for reference to...
 

Attachments

  • copyright.txt
    1.5 KB · Views: 1,854
  • Library.zip
    403.1 KB · Views: 824
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Implementing Launcher Icons using MipMap

The Launcher icon always shows as 48x48 dip, but when translated into pixels on screens with different resolutions, this can become 48, 72, 96, 144 or even 192 pixels square. You should ideally...
 
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B4A UCanAccess Demo (works under B4J - see notes)

This demo is a slight modification of @klaus's B4XPages SQLiteLight2 demo...
 

Attachments

  • B4XPagesUCanAccessLight2.2020.08.25.01a.zip
    146 KB · Views: 818
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[UI] [B4A] Online Course App UI Example + Source Code

Attachments

  • Online Course.zip
    273.5 KB · Views: 1,337
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CREATE, UPDATE, DELETE AND CONSULT REGISTERS ON GOOGLE SHEET FROM YOUR APPLICATIONS

Searching the internet I found a service that allows you to convert any google sheet into a json api, it has a free version that allows you to consult and add data, connecting to the api is quite...
 
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How to write a tasker plugin

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