/Kotlin/Kotlin access layout component outside of Mainactivity

Kotlin access layout component outside of Mainactivity

doSomethingFunctionOrClass(activity: AppCompatActivity)
{
    var button = activity.findViewById<Button>(R.id.button)
    // if I try do something with button the app crashes eg
    button.text = "Text"
}

Source: stackoverflow.com

Similar codes

0 vote234 views2 answers
Horizontal recyclerview item width half of screen android
Kotlin
2 votes208 views1 answer
Kotlin concurrent modification exception
Kotlin
3 votes215 views1 answer
Fragment back pressed kotlin
Kotlin
2 votes174 views1 answer
Kotlin int
Kotlin
2 votes214 views1 answer
Arraylist vs mutablelist kotlin
Kotlin
2 votes210 views1 answer
Android studio export jar
Kotlin
0 vote247 views3 answers
While loop kotlin
Kotlin
2 votes201 views1 answer
How to write a function in kotlin
Kotlin
1 vote198 views1 answer
Typeerror: undefined is not an object (evaluating
Kotlin
-4 votes196 views5 answers
Kotlin delay
Kotlin