iOS Tutorials

Background playback

This tutorial explains how you can play local audio files or stream audio while your app is in the background.
Standard applications are killed when moved to the background. However you can add...
 

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  • BackgroundPlayback.zip
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Symbolicating a crash report

I will cover the steps required to symbolicate a crash report received from Apple.
The result is a readable stack trace.

It requires a local Mac.

The crash report is a text file that looks like...
 
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UITableView LongClick Trigger

UITableView is a very powerful Listview. It loads items very fast and scrolling is very smooth. thanx to b4i it is also very customizable.

B4i support 5 Events for the UITableView:

B4X: 
Sub...
 
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List of methods to access external resources or share to external apps

There are all kinds of ways to share files with other apps or access external resources. Here is a short summary of the available methods:

- ActivityViewController (iPhone library)...
 
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✅ Match the flags. Simple XUI cross platform game tutorial for new B4X B4i developers - Newer developers

Hello B4X'ers,
This tutorial is to show developers new to the B4X suite of development tools just how quick and simple it can be to create a simple game using B4i (original code was created using...
 
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? Creating long lists using xCustomListView with Lazy Loading - Newer developers

Hello All
This simple B4i tutorial code wise is a carbon copy of the B4A example code, I copied and pasted the layout files but for iOS I had to change the button font and background colors. This...
 

Attachments

  • BasicxCLVLL.zip
    113 KB · Views: 652
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? Retrieving 2 JSON data feeds from an online server - Shared module with B4A

Hello All
I might be a bit late to the show with this one, but I've been busy completing paid work. Hopefully new members will find this useful.

The B4A example can be found here...
 

Attachments

  • JSON.zip
    12.3 KB · Views: 653
  • iOS-CoronavirusCOVID-19_V1.0.0.1.zip
    360.3 KB · Views: 632
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Video corso Preparazione ambiente di sviluppo B4i

Buongiorno,
vorrei condividere il corso gratuito "Preparazione ambiente di sviluppo per B4 IOS" .
Questo corso aiuta a preparare l'ambiente di sviluppo B4I ed il MAc per iniziare a...
 
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iMedia library - Camera and VideoView

VideoView is an object that makes it quite simple to play local or remote videos.

The most important thing to remember about VideoView is that the object itself is not a View (unlike in...
 

Attachments

  • CameraExample.zip
    3 KB · Views: 1,337
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LLCamera - Low level camera access

iMedia library v1.10 includes a new type of object named LLCamera. LLCamera provides low level camera access, similar to B4A Camera library. If you just want to allow the user to take a...
 

Attachments

  • CCTV-Client-B4i.zip
    4.4 KB · Views: 1,111
  • LLCameraExample.zip
    3.4 KB · Views: 1,069
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In-App Purchase Receipt Validation

Hello Everyone, after trying so many different things and different php scripts, I finally found one that seems to give me the results I was looking for.

I needed a way to verify the transaction...
 
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[B4X] B4X Programming Technics + Track Changes Tool

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Location & GPS

The iLocation library allows you to get the current known location and to monitor location updates. You can also monitor the device heading direction.

As the location is considered a private...
 

Attachments

  • LocationExample.zip
    3.5 KB · Views: 2,764
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Background location tracking

iLocation library allows you to track the device location when your app is in the foreground.

Using the code posted in this tutorial you can mark your app as a special kind of app that requires...
 

Attachments

  • BackgroundLocation.zip
    2.6 KB · Views: 1,177
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FirebaseNotifications / Push Messages (server not required)

Attachments

  • SendingTool.zip
    1 KB · Views: 2,621
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Get screenshots for all iPhone devices for free and easily for use in AppStore

Hi every one,

Here is an easy usage guide for creating screenshots for AppStore Presence.

1) From b4i version 5.80 while working with the Hosted Builder there is the option Build Simulator...
 
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Load HTML to Label

(Here is the Android version)
This is how you can set HTML data to Label,

B4X: 
Public Sub SetHTML(l As Label, htmlString As String)
    Dim NaObj As NativeObject = Me...
 
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Custom Dialogs with iCustomDialog library

Attachments

  • CustomDialogExample.zip
    3.7 KB · Views: 1,765
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Geofence - Monitoring a region

This example extends iLocation library to allow monitoring regions in the background.

The code is pretty simple. You first need to create a circular region which you want to track and then call...
 

Attachments

  • Geofence.zip
    169.6 KB · Views: 1,096
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Send Push Notification with OneSignal

Hi there,


In this tutorial I use onesignal rest api and send device token to onesignal and store it

1. Register in onesignal.com and create an application

2. Export .p12 file from certificate...
 

Attachments

  • onesignal.bas
    991 bytes · Views: 933
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