Tutorials & Examples

Android supports a special format of PNG images that can be resized by replicating specific parts of the image.
This images also include padding information.
These images are named nine-patch...

 

After hours of research i was able to create a download link for my app on a windows server. here are the instructions for doing so.

under iis create a mime type by right clicking on your...

 

Based on Erels google services OAuth post I thought I'd try accessing the facebook Graph Api using a similar technique.

The hardest part as it turned out was creating the app on...

 

WebView tutorial

I wanted an easy way to provide in-app documentation such as help screens etc.

I was thinking of going with the CustomListView and then trying to colour some of the lines of...

 

Introduction

The big day has dawned at last. We are now going to connect our Arduino to our Android device and get the two to talk to each other and to their own IDE on the PC...

 

Hi Everyone,

Until the mapview becomes available, I have managed to "squeeze" the googlemaps V3 JS API into a webview for an app I am working on :sign0060:

The benefit of the JS map over a...

 

I have many layouts split by a scroll view, and on any layout i have a lot functions. Is possible divide any of this in more activity starts on panel on scroll view? Thanks

 

Sharing the goodness. An attempt to have JQuery Mobile controls inside a webview running inside B4A.

Check this post...

 

Opening the browser is very simple.
First you need to add a reference to the Phone library.
Then:

    Dim p As PhoneIntents
    StartActivity(p.OpenBrowser("http://www.b4x.com"))

...

 

The attached project shows how to use the device's camera to snap a picture and upload it to your Facebook wall.

This sample is based on the code written by the one and only vb1992 found...

 

Setting up a new AVD (Android Virtual Device) for a Samsung Galaxy S4 proved to be a bit hit and miss so I am posting the settings that I used to get one working on Windows 7 64 bit.

The AVD uses...

 

There are numerous cases where you need to access data for your app and you need the simplest and fastest way of acquiring them. In those cases you definitely have to create an API which can be a...

 

Hello
I created an application that manages about audio files, video and other files. I have used several things, including ContentChooser. ContentChooser returns files like "content://...

 

Old and irrelevant tutorial. Many better examples, including this one: https://www.b4x.com/android/forum/threads/b4x-bitmapsasync.119589/


This example demonstrates an efficient way...

 

Below you find an application with a SQLite database and a ScrollView based table.
What the program can do:
- Read a database, 'Load' button.
- Edit, modify or delete date sets (single- or...

 

Ya can do it like this.

Add a webview to your design, lets call it WebView1

make a file initially called whatever, banner1.txt in the Files folder of your project open it in notepad and write...

 

Sometimes it is necessary to restore a previous version of your b4x projects/Project
you have made multiple changes but can not remember what was changed and you have to go back to a working...

 

Hi all, how can from button, show map location on google ? (without webview)

thanks

 

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...

 

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...