barcode

i modified erel's recent Google Code Scanner class https://www.b4x.com/android/forum/threads/class-google-code-scanner-no-permission-very-simple-to-use-barcode-scanning.160725/ it includes the barcode type detected, which may be of interest if multiple formats have been enabled. the result...

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...

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...

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...

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?

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 =...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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.