background

Hello everyone! how can I make a border on a panel and then remove a top part of the border to put a label with a transparent background. note that the background color of the panel is transparent. I need the background to be transparent because there are screens for apps that contain gradients.

Hi so i've been using this piece of code in my manifest: SetApplicationAttribute(android:theme, "@style/Theme.AppCompat") SetApplicationAttribute(android:theme, "@style/my_blue_theme") '================= Appcompat library App colors can be set here ============= CreateResource(values...

Hello, i'm using the lib BBScrollingLabel, but i could not change view background color. How can i change the view background color? Thank you.

Hi everyone. I was wondering if it's possibile to set up a geofence that when you enter (or exit), triggers an event catchable with the app closed. (like Apple "Find My" app, that can send a notification to you when a friend leave/arrive a place). I'm not knowledge about this things , so I'm...

Greetings, I have a simple question. Is the starter service protected against Android putting it to sleep? I just want to make sure a user can't put my app to sleep by messing around with "Device care" under "Settings" on their devices. If it's possible Android will do that, then I will update...

Setting the background color of B4XFloatTextFied has no effect.

Hi everyone, i've an app with the Main activity used as Login form. When i user log in i wrote: StartActivity("Home") But if the user put the app in background and then opens it up from the homescreen (not from the recent apps) starts the Main activity instead of the Home activity (that is the...

Hi everyone, i'm coding an app for quite a whille (before the update), and i quitted beacuse the SO kill my foreground process while the app is in background, so after an random period of time it stop working. I wish to know if there is a way with the new update to prevent the OS to kill my...

I have a php web server that happily sends Firebase Push Notifications when a new record is created for a particular customer. These appear when the Android app has been started manually, allowing clients to know when there is something demanding their attention, as the clicking of the...

Hi everyone, i implemented this code in my app to track the position in background: https://www.b4x.com/android/forum/threads/background-location-tracking.99873/ But after 4 hours it stopped working... what could be the problem? in the "Service_Create" of the tracking i have...

How can I show a notification when my app is in background? I used timer but it doesn't work when my app is in the background.

Hi all, I have an app which uses sockets (from the iNetwork library) to communicate with another device over WiFi. Some of the messages received from the other device can cause local notifications to be raised on the iPhone running the app, or the app to send responses back to the other device...

Hi, please. Could you help. I.ve been looking the problem and 1 or 2minutes after application in background, the application break. In the log, I can see that message. Can't end BackgroundTask: no background task exists with identifier 1027 (0x403), or it may have already been ended. Break in...

I am programming a Point Of Sale application using B4J which also communicates with remote devices via direct socket connection (using jNetwork and opening/using a ServerSocket connection). I want to use the open socket connection like a serial port, receiving queries from remote devices and...

Hello. My app has a main window which shows all the options and submenus and covers most of the screen. It is "undecorated". The problem is, when I open other forms from that main form, they don't show as separate "tabs" in Windows, so as soon as I click on another part of the screen, the...

I use a spinner on an android layout and have changed the background color. It works, but only on (some) huawei phones i get the effect, that only the with text filled part has this color, the rest is in white. On all other mobiles i have checked the whole control is filled with the back color...

I need the service HttpUtils2Service in starter service, because use method JOBDONE(Job as HTTPJO) All service are destroyed in ANDROID8+ (ok) when app is in BACKGROUND (this is a big problem). I write the code (access to a Web Service) in starter service, and with B4A 8.3+ the Starte Service...

I just returned to B4A to recreate an app that I was only able to build in B4A before. But this Background/Foreground Activity vs Android 8+ issue has me nuts on this forum... I can't seem to get a straight answer. Can someone please lay this to rest for me? I just need to play a mediaplayer or...

Is it possible to send small SMS messages in the background without the application having focus, and the phone, not being switched on (i.e. running, but in standby) Thanks, Colin

Good day are there any sample application in B4A to do gps tracking and updating a database even when the screen is locked.The app needs to start when the device boot and update at all times.