b4xpages

Introduction The conversion of the first of my B4A Apps to the newer B4XPages structure was not trivial and involved over 20 hours of research, overcoming misunderstandings, and finding answers to many questions. This document is intended to be a reference for anyone that undertakes the task...

What is the minimum android version to run B4XPages (I didn't find it in the b4xpages posts) ? I have a tablet with Android 4.2.2 and I get an error opening the app. Now I don't have the tablet to publish the log...

Hello, first post in any forums. So basically I have a global variable of sql on B4XMainPage class, my idea is that once the application opens, the sql database is loaded in public and can be called by different classes upon their initialization. This is so I could prevent it from locking...

Hello! I'm getting this error informed on firebase crashlytics, i can't reproduce it, so I don't know how to fix it or where's the problem. Fatal Exception: java.lang.NullPointerException: Attempt to read from field 'java.lang.Object com.empresa.appname.b4xpagesmanager$_b4xpageinfo.B4XPage'...

Basado en este hilo he decido hacer una traducción de la guía original sobre B4XPages, hay algunas diferiencias notables sobre todo la fuente, algunos títulos, etc. Se adjunta el PDF

I have a large project and looking into converting it to B4XPages. The structure of the project is like this: All screens are shown from Main by loading panel layouts (if screen is shown for the first time) or by making the required panel visible and making all other panels invisible. All panels...

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, I would like to show a custom dialog using B4XDialog when I press on a button (filter button) in B4XPages Toolbar. Someone can help me with an example? Thanks

Salve, ci risiamo ho provato a convertire un piccolo esempio con le B4XPages sperando di riuscirci ma continuava a darmi errori strani che preferisco allegare il file. L'esempio è una variante, estratto dal CardList che è un po' datato ma funziona bene allego link originale Card List. Spero che...

Download huge files with HttpUtils2 Sub btnDownload_Click Dim dd As DownloadData dd.url = link1 '<--- download link dd.EventName = "dd" dd.Target = Me CallSubDelayed2(DownloadService, "StartDownload", dd) End Sub Please, i used to use the above example to download files with...

Hi everyone, i'm using B4XPages on Android and i have this scenario: I've a class that handles http requests (let's call A) I've a B4XPage (let's call B) When the app is opened/resumed, a method of the A class is called, when it finishes his work it must call a Sub that is located in B (if it...

Hi everyone, i need to put some code in the Main Activity with B4XPages because i need to handle the _Pause event, _Resume event, etc... and do things that are not page related (reason why i don't need those events in a particular B4Xpage). Similiar to what happends in iOS in the Main with...

hi everyone, i just converted a project from b4a standard to b4xpages. everything seems to be working, except for the xSpeechRecognizer that in the Standard project works, and in the b4xpages version not. When i click the button to start the listening this check fails: If...

Hi everyone, i'm trying to translate a standard project in b4xpages. i pretty finished doing it. The last thing remaining to complete the "translation" is: How can i get the _Click event when i press on the page? before i was using PageEventName_Click Thanks in advance

? Hello, my next problem My pgm B4i and B4a (later also B4j) is working with B4XPages. Where should i define the BLE manager ? (in B4XPages or in Main?) And where to initialize the manager? (in B4XPages or in Main?) How can I manage to access BLEManager from all pages.... Thanks for...

Source code of my passwords manager. [ NOTE. It is true that it is possible to save passwords in browsers but: 1 - I do not trust 2 - if I had to change PC? 3 - the passwords of the apps (for example banking)? ] It allows you to manage a SQLite database containing the passwords of your website...

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A tool to rename B4XPages project files. As you know, a typical B4XPages project looks something like this: If you want to change the project name, you need to manually rename 6 files - 2 for each platform - and the "main root folder" if desired (very often). In particular, you know how...

Hi guys, need little help... How can I handle Tab same as Enter; I need to get txtfield_Action when user move WITH TAB from one field to another... With Enter works perfect, I can not figure out how to catch Tab... I'm using B4J Pages for desktop app... Need example... Help, please... Tnx, DaT

Hello! I was trying to implement In-App update published by @ArminKh1993 here https://www.b4x.com/android/forum/threads/in-app-update-library.126305/page-2#post-809707 Uploaded a new version to google play and left BridgeLogger true, when I debug the app the availableVersionCode is always 0 and...