How to fix text change listener error when I implement it?

this one helps. I think you are trying to know when the user switches the GPS on or off from his device. In that case you can have a look at this answer.This is the only correct and reliable way to detect GPS on/off switch (at least it is the only one that worked for me).

should help you out I am a beginner in android development. please let me support I was developing android music player app. how to stop, pause audio when a phone call arrived or any notification arrived. Should I implement audio focus change listener in my main activity or my music service class? If it is in the main activity where should I write code (on create)? if it is in service class where should I call and create? if you find any mistakes in my grammer please ignore. , Implement OnAudioFocusChangeListener in your service class.

I wish this help you Have a look at using a JColorChooser. It can set the ball color as required. See How to Use Color Choosers
Here you have hard coded the color making it impossible to modify the ball color. Use a class member Color variable and assign it from getColor.

it fixes the issue how call the listener when Label text changed , well i found the answer after some rnd here is code

To fix this issue Unfortunately, it is not possible
In order to safeguard the user's privacy when navigating, the URLs are not automatically sent to the host app through the navigation events.