Tutorials & Examples

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

Click to expand...

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: 3,572

Click to expand...

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: 546
• asllc-gitversionnumberforb4a-447b30a1af20.zip

  12.5 KB · Views: 517

Last edited: Nov 4, 2013

Click to expand...

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...

 

Click to expand...

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: 1,546

Last edited: Mar 23, 2014

Click to expand...

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: 1,373
• savexToDb.zip

  13.6 KB · Views: 1,439

Click to expand...

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

Click to expand...

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: 1,831
• PrettyMathFormulas.zip

  327.5 KB · Views: 1,921

Last edited: Feb 12, 2014

Click to expand...

Getting picture from gallery

• By TrisectDevelopment
• May 2, 2011

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

:sign0163:

 

Click to expand...

[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: 2,532

Last edited: Dec 12, 2013

Click to expand...

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

Click to expand...

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

  4.3 KB · Views: 670
• test_type_B.PNG

  1.3 KB · Views: 604
• test_A.PNG

  10 KB · Views: 602
• test_B.PNG

  4.9 KB · Views: 607
• test_question_A.PNG

  5.7 KB · Views: 586
• test_question_B.PNG

  11.6 KB · Views: 571
• question_A.PNG

  4.1 KB · Views: 613
• question_B.PNG

  13.1 KB · Views: 622
• test_result_A.PNG

  5.9 KB · Views: 575
• test_result_B.PNG

  2.1 KB · Views: 582

Last edited: Feb 19, 2014

Click to expand...

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: 3,893

Click to expand...

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: 655

Last edited: Dec 17, 2013

Click to expand...

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: 668

Click to expand...

OUYA-specific tweaks

• By NeoTechni
• Jun 3, 2013

Your apps will run on OUYA just fine, normally.

It has no sensors. This includes microphone (so no voice recognition), gyroscope, compass, accelerometers, orientation, light. It has nada. It...

 

Click to expand...

My first class module - Settings menu panel - Feedback please

• By notedop
• Jan 29, 2014

Hi,

For an app i'm working on I've created this settings menu class. Currently it is used to set a global value called language in the main activity. Of course you...

 

Attachments

• settings_menu.zip

  8.5 KB · Views: 693

Last edited: Jan 30, 2014

Click to expand...

GameView - Create 2D Android games - Part I

• By Erel
• Jul 31, 2012

For new games it is recommended to use libGDX. See these tutorials:
How to make games
[URL='http://www.b4x.com/android/forum/threads/32592']Introduction to the libGDX library[/URL]

GameView is a view that allows you to draw hardware...

 

Attachments

• GameViewSmiley.zip

  9.4 KB · Views: 5,616

Last edited: Apr 3, 2014

Click to expand...

Short tip for working with voice commands

• By pauleffect
• Jan 26, 2014

Forward Word​

So, while I'm building my first app, suddenly I came over this example from Erel. Great for my app but, as you may know, even though 75% of the worlds...

 

Attachments

• muchWow.txt

  326.9 KB · Views: 736

Click to expand...

Moving Things

• By IanMc
• Jan 25, 2014

I'm just playing but play along with me, here's a very simple B4a project which you can load up.

Please change it and post your version here.

I like to move it move it.

ian

 

Attachments

• MoveThings.zip

  7.8 KB · Views: 771

Click to expand...