Tutorials & Examples

How to disable keyboard suggestions

• By Sandman
• Jan 12, 2018

There are numerous threads in the forum about this, but I didn't have much luck with them. I wanted to disable the suggestions, but they always showed. I saw one suggestion setting the field to be...

 

Last edited: Jan 12, 2018

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[B4X] [Video] IDE Tips

• By Erel
• Jan 10, 2018

 

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KeyValueStore class - Simple and efficient key/value data store

• By Erel
• Feb 13, 2013

KeyValueStore v2 is available here: https://www.b4x.com/android/forum/threads/b4x-keyvaluestore-2-simple-powerful-local-datastore.63633/

In many cases applications need to store all...

 

Attachments

• KeyValueStore.zip

  10.7 KB · Views: 4,914

Last edited: Feb 17, 2016

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PreferenceActivity tutorial

• By Erel
• Aug 3, 2011

This tutorial explains how to use the new PreferenceActivity library. This library allows you to create the "standard" settings screen.

The settings screen is hosted in its own activity. As this...

 

Attachments

• PreferenceActivity.zip

  6.5 KB · Views: 1,316

Last edited: May 10, 2020

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StateManager - Helps managing Android applications settings and state

• By Erel
• Jun 19, 2011

Edit: StateManager was written in 2011. I don't recommend using it for new projects. Use B4XPages + KVS2 instead.

StateManager is a code module which takes care of handling the application...

 

Attachments

• StateManager.zip

  11.7 KB · Views: 2,116

Last edited: Sep 30, 2021

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Material Design 3 - Using a ToolBar as ActionBar

• By corwin42
• Jan 6, 2015

Note: You should use B4A 6.0 or above for this tutorial.

Google recommends to use a ToolBar instead of the standard system ActionBar for Material Design apps. In this tutorial we will use a...

 

Attachments

• ACToolBarExample2_0.zip

  25.3 KB · Views: 4,157

Last edited: Jul 31, 2016

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Snaptchat Slide Panels + Camera

• By Douglas Farias
• Dec 9, 2017

Hi all.
I had nothing to do at home, so I decided to code a little.
i made a snapchat panels example, on snapchat app you can slide the finger to any direction, right, left, up and down.

i made...

 

Attachments

• snap.zip

  404.9 KB · Views: 878
• snap camera.zip

  477.9 KB · Views: 800

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Raindrop/Snow effect

• By hongbii
• Dec 12, 2017

Hi all,
Just a small sharing.
Using a timer to make a raindrop or snow effect.I don't know whether it's the correct way to do this. =D

B4X:

Sub Timer_rain_Tick
    Dim image As ImageView...

 

Attachments

• Screenshot_2017-12-12-09-14-57-481_b4a.rain.png

  38.9 KB · Views: 1,526
• Screenshot_2017-12-12-09-20-51-513_b4a.rain.png

  59.2 KB · Views: 1,194
• rain.zip

  9.1 KB · Views: 819

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PacDroid: from scratch to fun

• By Informatix
• Sep 15, 2013

PacDroid: from scratch to fun​

In this tutorial, I'm going to explain how to write a game from scratch with libGDX. I will make reference to my tutorials “How to make...

 

Last edited: Mar 30, 2014

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Simple previous-next example

• By Almora
• Dec 21, 2017

Simple previous-next example

B4X:

#Region  Project Attributes
    #ApplicationLabel: Example
    #VersionCode: 1
    #VersionName:
    'SupportedOrientations possible values: unspecified, landscape...

 

Attachments

• Example.zip

  299.9 KB · Views: 594

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[B4X] Sharing modules and classes

• By Erel
• Dec 20, 2017

In newer versions of B4A, B4J and B4i it is simple to share code modules between projects, including projects targeting other platforms.

More information here...

 

Last edited: Jul 18, 2018

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[B4X] Builder Pattern

• By Emme Developer
• Dec 14, 2017

Reference: https://en.wikipedia.org/wiki/Builder_pattern
Reference 2: My head, sorry for my english
BuilderLabel
BuilderButton
PatternCreator

Builder pattern...

 

Last edited: Dec 19, 2017

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Corso di B4A in Italiano

• By Massy
• Dec 11, 2017

Ciao a tutti, ho creato un corso base di B4A in italiano di 30 ore. Per chiunque fosse interessato il corso è disponibile sulla piattaforma Udemy al prezzo scontato di € 15.

Utilizzate il...

 

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B4A Book Updated to Version 7.30

• By PhilipBrown
• Dec 2, 2017

I am happy to announce that the B4A tutorial and reference book "Rapid Android App Development using BASIC" by Wyken Seagrave has now...

 

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FloatLabeledEditText (ViewsEx)

• By Erel
• Feb 28, 2016

FloatLabeledEditText is an improved EditText where the hint moves to the top instead of disappearing when there is text in the field.

With the floating hint you no longer need to add...

 

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ListView tutorial

• By Erel
• Nov 7, 2010

Don't use ListView.
Use xCustomListView - it is more powerful, easier to work with and cross platform.

 

Last edited: Apr 27, 2020

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Colors Game (Simple game source)

• By Douglas Farias
• Dec 10, 2017

Hi all.
i made this game some time ago, its simple, i never used, i found today on my old sources folder and i m here to share with all.

The labels are in portuguese, but is very easy to...

 

Attachments

• colorsgame.zip

  365.5 KB · Views: 896

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7 Segment LED Digital Clock

• By Johan Schoeman
• Apr 12, 2015

Attached project simulates a 7 segment LED digital clock. No libs other than the B4A core lib are required.
You can also try this analog clock here

 

Attachments

• DigitalClock.zip

  58.2 KB · Views: 1,902

Last edited: Jul 7, 2015

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Glitching screen - B4A Library source code

• By NJDude
• Dec 6, 2017

I was browsing the forums and came across THIS post, and that gave me an idea for a little funny class/library.

The code attached demonstrates how to use B4A to create libraries using code...

 

Attachments

• Glitch_Source_Code.zip

  152 KB · Views: 645

Last edited: Dec 6, 2017

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[B4X] Backward Compatibility

• By Erel
• Dec 3, 2017

Backward compatibility = the ability to open projects developed with older version of the IDE in a newer version of the IDE.

Backward compatibility is a critical feature for programming languages...

 

Last edited: Dec 3, 2017

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