Tutorials & Examples

Use localhost server

• By omidaghakhani1368
• Nov 30, 2014

Hi to all.
It's problem for us for access address http://localhost/your_project/script.php in Android Emulator.
if we enter http://localhost/your_project/ in emulator get error
Well...

 

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Action List module - Creating a custom view

• By Erel
• Jan 24, 2012

This is an old tutorial. More powerful custom views: [B4X] Custom Views with Enhanced Designer Support

The attached project contains a code module which you can use in your projects to...

 

Attachments

• ActionList.zip

  13 KB · Views: 2,154

Last edited: Aug 11, 2016

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B4LinuxInstall script to use B4X tools in linux

• By joseluis
• Sep 26, 2014

This is a Bash shell script that allows installing B4A, B4i & B4J in linux systems, along with their required dependencies.

Link to the main thread in the B4J sub-forum, please go there to...​

 

Last edited: Jan 18, 2015

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2-Step verification - Sending email through Gmail

• By Peter Simpson
• Nov 18, 2014

This isn't what I would call an actual tutorial, it's more like a very useful tip.

PLEASE NOTE: I'm not claiming that this is the only way to fix the issue, or even the correct way. But...

 

Last edited: Nov 18, 2014

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Android multitouch tutorial

• By Erel
• Jul 25, 2011

Using Agraham's Gestures library we can handle multitouch events.

This is an example of a simple drawing application that supports multitouch...

 

Attachments

• MultitouchExample.zip

  7.3 KB · Views: 1,281

Last edited: Aug 29, 2017

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QR Code - Reverse Engineering a QR Code

• By Johan Schoeman
• Aug 9, 2014

I am leaving this project here for now. The majority of the work has been done to extract the critical information of a QR code - it is reported in the text box to the right of the qr...

 

Attachments

• JHSQRCODEREADV4.zip

  19.7 KB · Views: 1,210
• qrcodev21ehm6.zip

  443.9 KB · Views: 1,243
• qrcodev4elm5.zip

  206 KB · Views: 1,161

Last edited: Jul 8, 2015

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Update a homescreen widget more frequently than 30 minutes

• By corwin42
• Sep 6, 2011

Normally a homescreen widget can only update itself every 30 minutes. A lower value is not possible in the ConfigureHomeWidget() call.

But what if you want to create something like a clock which...

 

Attachments

• AHClock.zip

  5.7 KB · Views: 1,998

Last edited: Sep 6, 2011

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Google Play: "Designed for tablet screens"

• By Informatix
• Oct 27, 2013

A change is coming up on November 21 on Google Play. The applications considered by Google as not designed for tablets will be marked as designed for phones and, by default, won't appear for...

 

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5 Card Poker Scoring

• By JakeBullet70
• Oct 1, 2013

Hi all.

Here is a BAS module to do 5 card poker scoring. Its some ugly code but it works.

I have promised myself I was going to re-write this code for over a year but cannot seem to find the...

 

Attachments

• cards.zip

  37.4 KB · Views: 1,031
• poker scoring v0.91.zip

  10.2 KB · Views: 722
• poker scoring v0.92.zip

  10.2 KB · Views: 830

Last edited: Dec 6, 2013

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Uploading Photo to Facebook

• By vb1992
• May 10, 2012

Uploading Photo to Facebook is possible now with B4a and a webview

This is based on Steve05 post here...

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Attachments

• Android2Facebook.zip

  115.4 KB · Views: 1,798

Last edited: May 10, 2012

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Information about Smart Gear components

• By Alberto Iglesias
• Aug 8, 2014

Hello Everybody,

In a new device SMART GEAR Live have a limitation with SDK, is not allowed put WEBVIEWs in a project.

In a B4A is accepted the WebView BUT in REAL not work...

 

Attachments

• ErrorSmartGear.jpg

  20.9 KB · Views: 580

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GIF Movie Player

• By NJDude
• Jul 13, 2014

The attached project is an example using the XtraViews library.

If one of the classes in that library is called "MovieView" then let's play some animated GIF movies.


Have fun...

 

Attachments

• GifMoviePlayer_Sample.zip

  59 KB · Views: 1,853

Last edited: Jul 14, 2014

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SQL Order + Where

• By parijs
• Nov 5, 2014

What am I doing wrong

B4X:

oRst = SQL.ExecQuery2("SELECT * FROM Bustrip ORDER BY sort Asc WHERE bus = ?", Array As String (Main.find))

 

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Custom transitions between activities

• By Erel
• Feb 16, 2012

This short tutorial will explain how to create custom transitions between activities.

The transitions must be declared in an XML file as described here: Animation Resources | Android...

 

Attachments

• FlickrViewer_WithActivityAnimation.zip

  11.1 KB · Views: 3,964

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When to use activities and why.

• By HotShoe
• Oct 31, 2014

Why use Activities?

In B4A as in Android, an activity is like a form in other languages such as Delphi, C++ Builder, VB, etc. Activities can start other activities, use code modules, classes, and...

 

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Listview

• By jonydoboi
• Nov 1, 2014

An example of using Listview.
Open and save dialogs.
Screen orientation.
Don't forget to twist.

Done on 7 inch tablet.
B4A 2.3

 

Attachments

• List2.apk

  130.8 KB · Views: 517
• List2.zip

  14.9 KB · Views: 669
• unicode.zip

  3.1 KB · Views: 494
• beer.zip

  2.1 KB · Views: 579

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How to make a simple splash scree (that you can understand)

• By wheretheidivides
• May 12, 2011

This is tutorial of how to make a splash screen in B4A. There are 3 sections. Just copy and past the code. In the designer save the layout as "LayoutMain.bal" and make a "Panel1" in that layout...

 

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Connecting to HTTPS (secured) urls

• By Erel
• Dec 23, 2010

New tutorial: [B4X] OkHttpUtils2 / iHttpUtils2 and accept all option

Spoiler: irrelevant

The HTTP library and the underlying Apache HTTP component takes care of secured web pages automatically. The...

 

Last edited: Jun 22, 2021

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GIF FILE - 3 x ROTATING EARTH

• By Johan Schoeman
• Oct 1, 2014

An example of the rotating earth with 3 x image views displaying the same GIF file but each separated by 120 degrees from the other. You will need to download the GIF file from here...

 

Attachments

• EARTH ROTATING.zip

  8 KB · Views: 1,055

Last edited: Jul 8, 2015

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ImageView

• By jonydoboi
• Sep 30, 2014

This program displays pics of the same size as the ImageView. Made on an 7 inch tablet.
Program is not ready to go. Need to create folder and place same size pics in folder.
My device info is...

 

Attachments

• Pic4.zip

  6.7 KB · Views: 632

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