Tutorials & Examples

 

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...

 

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...

 

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...

 

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...

 

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...

 

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

Sub Timer_rain_Tick
    Dim image As ImageView...

 

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...

 

Simple previous-next example

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

 

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...

 

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

Builder pattern...

 

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...

 

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

 

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...

 

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

 

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...

 

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

 

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...

 

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...

 

I have tested this on an Android 7.0 device only - take a screenshot of your activity. You need to enable the JavaObject library to make use of it.

@JordiCP solved my initial problem here...