/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

1 vote170 views2 answers
Kotlin check if variable is initialized
Kotlin
0 vote149 views1 answer
Kotlin run task every second
Kotlin
0 vote163 views1 answer
Var and val in kotlin
Kotlin
0 vote195 views1 answer
Update binding viewmodel
Kotlin
2 votes155 views3 answers
Kotlin var and val
Kotlin
1 vote156 views1 answer
Jointostring kotlin
Kotlin
1 vote164 views1 answer
Get cardview background color programmatically
Kotlin
0 vote151 views1 answer
Change time to readable time in kotlin
Kotlin
0 vote154 views1 answer
Add rsw tesource to arrayList in kotlin
Kotlin
0 vote153 views2 answers
Kotlin filter map by key
Kotlin