barcode

  1. ViMeAv ICT

    Android Question Using intent, broadcast receiver and SDK version

    I'm getting something very strange, when using attached standard service, to receive an intent. This works well when using <uses-sdk android:minSdkVersion="14" android:targetSdkVersion="25"/> But when I use <uses-sdk android:minSdkVersion="14" android:targetSdkVersion="30"/> nothing is...
  2. Peter Simpson

    B4A Library Generic Android powered 1D/2D laser barcode scanner library

    Hello All, Here is a library that I wrapped for generic Android 1D/2D laser barcode scanners. You don't need a library to use a generic Android 1D/2D hardware laser barcode scanners. To receive barcode data you can use an Intent via a Receiver Module without the need for a library, but there...
  3. Lucas Siqueira

    B4A Library [B4X] barcodeGenerator - Cross platform Barcode code generator

    codeBarGenerator is a class that generates barcodes. It is written in B4X and is compatible with B4A, B4i and B4J. At the moment the class only generates barcode in EAN13, UPC-A and CODE128-B format, you can modify the class and improve it even more. Versions V1.02 - barcode in CODE128-B...
  4. M

    Android Question B4A - Force Virtual Keyboard

    Hi! I am using a snap-on barcode scanner thriugh bluetooth and this is recognized by the phone as a HID Keyboard. However, none of the text fields now have the virtual keyboard pop-up... Is there a way to use both inputs?
  5. walterf25

    B4J Question JavaScript Printer Help

    Hi all, I am still trying to get my cheap printer to work, I have obtained the attached files from the manufacturer, unfortunately my javascript knowledge is very little, How would I go around using this libraries with Abmaterial. I have the following code so far: Dim jsval As String =...
  6. H

    Android Example Valid EAN13 Barcode String

    Generate random valid EAN13 barcode string: Public Sub BarcodeEAN13() As String Dim brcod As String = Rnd(100000000,214000000) brcod = "950" & brcod '<<< change the beginning 3 digits according country, see: https://en.wikipedia.org/wiki/List_of_GS1_country_codes Dim x As...
  7. amorosik

    Italian [B4J] Che tipo di barcode usare per articoli food/ferramenta/casalinghi ?

    Sto completando il classico sistema per la vendita al banco in B4J Devo scegliere il tipo di barcode da usare per le etichette prodotti Che tipo di barcode usate voi per identificare prodotti di attivita' di tipo commerciale (alimentari, ferramenta, ecc..)? Restando sui codici che consentono di...
  8. M

    Android Code Snippet [B4X] CameraExClass- QrCode/Barcode Reader fix new SDK

    Hi everyone, today I updated all the packages with the SDK Manager. After that, the app was crashing on a line about the QrCode reader made using the CameraEx class (there is a tutorial in the forum). Reading the logs I found out that now you must have the following line in the manifest to get...
  9. Oscarin

    Android Question ZXingLib by icefairy333 - modified by Johan Schoeman and B4xPages - Can't make it work

    My problem is that I am trying to use the library ZXingLib (1.06) with B4xPages, I have a main page (log in), a second page, where the user will scan the code, I put the code from the sample code on the second page but when I press the button to scan (a button that I created) but it just quits...
  10. M

    Android Question Not solved [B4XPages] Barcode/QrCode scanner not detecting

    Hi everyone, i developed an app that uses the barcode/qrcode reader. i wanted to use b4xpages for the first time from the beggining of the project by following this example: https://www.b4x.com/android/forum/threads/b4x-b4xpages-barcode-reader.120417/#content. Now i finished everything. On my...
  11. Cainsoft

    Android Question Google Vision Barcode vs Camera2 module

    Hi, My application is based on camera2 tutorial: https://www.b4x.com/android/forum/threads/camera2-still-images-and-videos.83920/ I would like to use the Google Vision Barcode: https://www.b4x.com/android/forum/threads/barcode-reader-based-on-google-play-services-vision.89705/ I looked at this...
  12. A

    Android Question [B4X] [B4XPages] Barcode Reader - Arabic read problem

    Hi All, I am trying to use the same code as on this example, and it works fine for English barcode. When I try to use it with PDF417 format in Arabic, it returns the char below: Ver_7.0000dEbWKSMb02qLFåÝħ8L7À¼w÷n𺯣ÿQGA...
  13. DarkoT

    B4J Question Desktop App with JasperLibrary - barcode problem

    Hi, I created desktop application which should have possibility to print Delivery Notes. Report is made in Jasper report. If I start to print delivery note from B4J application (using Jasper library), it's working fine. But - when I put on delivery note bar code, I received in B4J error (in I...
  14. Alexander Stolte

    [B4I] PDF417 - need a wrapper to scan this kind of barcodes

    Hello, I'm working on a B4I Port project and an important part of it is to scan barcodes in PDF417 format. Unfortunately there is no library or wrapper for B4I that can do this yet. I have picked out 1 views/libraries, who feels able to wrap one of the 1 so we can use it in the B4I project...
  15. E

    Android Question Barcode Detector Vision

    Hi, on android 4.2.2 i get from builder isOperation = False. This code was working fine before on this mobile phone. It is hard for me to pin point when it stoped working but could be when changing to newer targetSDK (after updating to new version of b4a and a lot of maven errors). Apperently...
  16. M

    Android Question [B4X] Barcode Reader strange behaviour

    Hi everyone, i tried out this Barcode Reader, it worked perfectly. (https://www.b4x.com/android/forum/threads/b4x-b4xpages-barcode-reader.120417/) I initialized my phone because it was full of junk. I tried the app reader after the process terminated, and it said "Faild to load detector"... so...
  17. D

    Android Example [B4X] [B4XPages] Bluetooth scanner in SPP mode

    Introduction I've been developing mobile application for over 25 years (Telxon, Symbol, Windows Mobile, Xamarin, CF.net). Up until now the barcode scanners were integrated into the mobile device. I decided to see if I could develop an architecture as robust and flexible as I did on integrated...
  18. M

    Android Question KingsMentor Barcode QrCode Scanner - Not Working

    Hi everyone, i'm trying to find a GOOD and simple barcode scanner, similar to the one we have on iOS. I found this library from @Johan Schoeman that seems to do the job, since i've to scan code39 and qrcode. I don't know why... but in this period i'm struggling with Android. The library gives me...
  19. M

    iOS Question Barcode 39 Generator - Blank rightmost area

    Hi everyone, i was trying this code from @Erel that generates a Code39 Barcode, it works perfectly. The only doubt is: How can I get rid of that blank area on the right of the code? (or at least center the code in the imageview?) Thanks in advance.
  20. walterf25

    Android Question FireBase ML Vision

    Hi All, i was giving @DonManfred 's library a try, the app compiles just fine, I have updated and downloaded the latest firebase libraries and components, as I said, the example app compiles just fine, but it forecloses right away, I don't see any errors in the logs, however in the unfiltered...
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