Tutorials & Examples

RSAndEngine Tutorial

• By XverhelstX
• Jul 10, 2013

(Image belongs to Nicolas Gramlich)


It's almost here!
AndEngine for Basic4Android.​

...

 

Last edited: Jul 13, 2013

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Android push notification (C2DM) framework and tutorial

• By Erel
• Jul 31, 2011

Correct link: https://www.b4x.com/android/forum/t...s-firebase-cloud-messaging-fcm.67716/#content

 

Last edited: Feb 5, 2021

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How they do... #3

• By Informatix
• Sep 6, 2012

How do they... ? #3​

<Version française/french version>

This third tutorial returns to the interface of PlayerPro of BlastOn LLC. We are going to reproduce the artists list and...

 

Last edited: Sep 14, 2012

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Android Arkanoid game example

• By Erel
• Jun 22, 2011

This is a "bare" arkanoid game:

The code is made of 4 modules:
Main - main activity. Also holds the main timer that is running the...

 

Attachments

• Arkanoid.zip

  73.3 KB · Views: 2,789

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How to Install Android x86 in a Virtual Machine using the VMWARE Player(free)

• By Tron
• Apr 9, 2012

Hello Developers.
I made a small Video for an x86 Android Device kept in a virtual machine.
How to Install Android x86 in a Virtual Machine using VMWare Player (free) - YouTube
The VM is...

 

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How they do... #1

• By Informatix
• Aug 28, 2012

How do they... ? #1​

(French version/Version française)

This tutorial is the first in a series that will show you how to reproduce some user interfaces (UI) with the classes and...

 

Last edited: May 5, 2017

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ContactSearcher - Combines ContactsUtils with SearchView

• By Erel
• Jul 29, 2013

This example uses SearchView to allow the user to search for any contact. The user can enter a substring of the contact name or one of his phone numbers.

This is a modified version of SearchView...

 

Attachments

• ContactSearcher.zip

  11.1 KB · Views: 3,225

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Git Version ID's: Getting Tags, Commits and Hash Info

• By Mike Maurice
• Mar 22, 2013

To have the Git Version Info embedded in your B4A application it is necessary to do several steps.

1. Copy a batch file (gitv.bat) to a location in the path you are using.
2. Get and install the...

 

Attachments

• GitVersionInfoForB4A.zip

  5.6 KB · Views: 392
• asllc-gitversionnumberforb4a-447b30a1af20.zip

  12.5 KB · Views: 350

Last edited: Nov 4, 2013

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Guess my number - Visual designer & Events

• By Erel
• Nov 3, 2010

Please first follow the installation and configuration instructions in these tutorials:
Installing Basic4android and Android SDK
Hello world - Installing Android Emulator

In this...

 

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FTP Example using a "Download-Queue"

• By DonManfred
• Mar 23, 2014

It began in the english Forum.

In the english part of the forum i wrote an ftp example for @schimanski a few days ago which uses a "FTP Download Queue". all files are put into a list...

 

Attachments

• ftpqueue.zip

  9.4 KB · Views: 1,351

Last edited: Mar 23, 2014

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How to read xml web service and store results into sqlite database

• By Reviewnow
• Mar 22, 2014

The attached example shows how to read any xml structure and store the results into a SQLite database table using a service

The example uses dbutils and a webview to show the results very...

 

Attachments

• RssReader.png

  147.6 KB · Views: 1,153
• savexToDb.zip

  13.6 KB · Views: 1,240

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Two functions on arrays

• By LucaMs
• Mar 25, 2014

Pending confirmation by Erel, I post three functions about arrays and maps that may be useful.

The first is to verify that an object variable is an array:

B4X:

Public Sub IsArray(Var As Object) As...

 

Last edited: Mar 25, 2014

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Displaying Math Formulas in pretty form

• By CitizenGokuMauricio
• Feb 11, 2014

Hi,
I want to share with you one method to display math equations and formulas with a very good result without internet connection.I'm using it in one of my apps(in developing) and works fine with...

 

Attachments

• SC20140211-014859.png

  30.3 KB · Views: 1,669
• PrettyMathFormulas.zip

  327.5 KB · Views: 1,751

Last edited: Feb 12, 2014

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Getting picture from gallery

• By TrisectDevelopment
• May 2, 2011

How do I browse and select a picture from the gallery?

:sign0163:

 

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[SAMPLE CODE] Print from your Android app

• By NJDude
• Aug 27, 2012

This sample will show you how to print from your smartphone or tablet using Google Cloud Print (login required).

Requirements:

1 - Google GMail account.

2 - The web browser you...

 

Attachments

• CloudPrintingCode.zip

  57 KB · Views: 2,297

Last edited: Dec 12, 2013

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The result of swiping an app from the recent apps list

• By Erel
• Mar 22, 2013

One of the new features of Android 4 is the more powerful recent apps list. The user can remove tasks or applications from the list with a swipe gesture.

The result of this action is not fully...

 

Last edited: Dec 21, 2021

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Database Design - Introduction

• By JohnD
• Feb 17, 2014

This tutorial describes the steps I took to design the database for the Pre-Algebra Tester app available on Google Play.

This is Part 1 of a potential series that will describe how I...

 

Attachments

• test_type_A.PNG

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• test_type_B.PNG

  1.3 KB · Views: 425
• test_A.PNG

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• test_B.PNG

  4.9 KB · Views: 421
• test_question_A.PNG

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• test_question_B.PNG

  11.6 KB · Views: 389
• question_A.PNG

  4.1 KB · Views: 436
• question_B.PNG

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• test_result_A.PNG

  5.9 KB · Views: 392
• test_result_B.PNG

  2.1 KB · Views: 384

Last edited: Feb 19, 2014

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Example of an app with a phone and tablet layouts

• By Erel
• Nov 5, 2012

This example demonstrates how you can create an app that looks and behaves differently depending whether it runs on a phone or a tablet.

The app layout is simple.
The main screen includes three...

 

Attachments

• PhoneTabletLayout.zip

  13.1 KB · Views: 3,669

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Wrapping for functionality

• By stevel05
• Dec 17, 2013

This post is aimed at those who may be new to programming concepts as well as b4a.

There are a lot of posts on the forum about wrapping java libraries for use with B4a, but that's not the only...

 

Attachments

• MsgBoxWrapper.zip

  10.9 KB · Views: 505

Last edited: Dec 17, 2013

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Duck Typing and Command Design Pattern Example

• By gawie007
• Oct 4, 2013

I hope I have got this example right. Any positive criticism or improvements will be welcome!
I have made this to try learn and understand how this all works. This could also help others to...

 

Attachments

• DuckTypingCommandPattern.zip

  10.2 KB · Views: 507

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