B4J Tutorials

Hi there

I'm working on some webapps however needed to tweak to my liking some of the components. Sadly the ABMNavigation bar at the moment cannot add top items to the "left" of the navigation...

 

This is not a tutorial on how to create custom components for ABMaterial. It is more a "what to watch out for when creating custom components that need to work with an ABMModalSheet". This is also...

 

Hi there

I found a material framework called Creative Tim, impressive, thought I could use some of the components for my upcoming webapp. Wishfully, the stats dashboards could not be as close as...

 

BANano 2.19+ has a new object: BANanoPromise. It allows you to easily use Javascript Promises.

A promise can be useful e.g. if you want to upload/download files, which can take some time to do...

 

There are many Linux based, embedded boards available. Most or all of them support Java which means that they also support B4J.

In order to start development we need to install Java JRE 7+ (JDK...

 

ABMAudioPlayer is a new component for ABMaterial v1.08 that allows to play mp3 files in WebApps. This component can play individual mp3 files, or playlists (see video). It can also show lyrics...

 

How to "Collapse All" with a single key

While developing pages for ABMaterial, I frequently use Edit->Outlining->Collapse All to condense the source and navigate between sections...

 

Ola

Lesson 8.2

Get your copy of BANanoWebix

The datatable is an editable table for data that one can use.

Like the rest of the components, one is able to apply to it...

 

Ola

Lesson 8.1
Lesson 8.2
Lesson 8.3
Lesson 8.4

As per subject matter this lesson is about a data-table with a pager and also functionality to export its contents to PNG...

 

A new feature in v1.07 will be Infinite Scrolling Pages (like twitter, facebook, etc). It's going to be super simple to make

Demo video:

The code:...

 

Ola

Reference: Proof of Concept

A couple of days ago i started on about a proof of concept I am working on. A wrapper of the Webix framework to create BANano based apps.

What is Webix...

 

Ola

Lesson 8.1
Lesson 8.3
Lesson 8.4

Get your copy of BANanoWebix

This is the second installment about the databable. Here we look at how to add our own columns in the...

 

Hi all.
I found this example in some old folders on my pc and decided to share here.
it is a simple Bomberman example game logic.

this example load a map based on txt file

...

 

Hi

One is able to host Pocketbase on Railway.app. This deployment is based on Docker Image. You need a GitHub account.

1. Create an account on Railway.app and link to your Github.
2. Click...

 

See for a B4JS introduction: https://www.b4x.com/android/forum/threads/abmaterial-b4js-0-9.90249/
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So now that...

 

How to run ABMaterials on a Raspberry Pi

Using:
B4J v7.51
OpenJDK11
Raspberry Pi 3 and Asus Tinkerboard
DietPi image 6.25.3
Chrome, Firefox and Edge
The project 'Demo' from ABMaterial4.30.zip

1...

 

Main concepts and reading MS Excel workbooks with XLUtils: https://www.b4x.com/android/forum/t...-and-write-ms-excel-workbooks.129969/#content

Writing workbooks is...

 

The latest IDE update adds support for grouping files and modules.

Groups

You can add groups with a right click...

 

I've started using B4J after using B4A for a few months. What is the best structure of the code when using multiple forms. Unlike B4A where each activity has its own code, or indeed with vb.net...

 

A better tutorial: https://www.b4x.com/android/forum/threads/banano-v2-2-b4j-abstract-designer.101544

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