Android Perform Touch on View - https://situbondoprogrammer.blogspot.com/2021/10/android-perform-click-perform-touch.html

MainActivity.kt

private lateinit var binding: ActivityMainBinding

override fun onCreate(savedInstanceState: Bundle) {
    super.onCreate(savedInstanceState)
    binding = ActivityMainBinding.inflate(layoutInflater)
    val view = binding.root
    setContentView(view)
    b.apply {
        btn1.setOnClickListener(listenerVoice)
        tv1.setOnClickListener { requestAPI() }
        if(!permission){
          tv1.isEnabled = false 
        }
    }
}

fun performTouch(v: View) {
        val TAG = "onTouch"
        var originalDownTime: Long = SystemClock.uptimeMillis()
        var eventTime: Long = SystemClock.uptimeMillis() + 100
        var x = 0.0f
        var y = 0.0f
        var metaState = 0
        var motionEvent = MotionEvent.obtain(
            originalDownTime,
            eventTime,
            MotionEvent.ACTION_DOWN,
            x,
            y,
            metaState
        )
        var returnVal = v.dispatchTouchEvent(motionEvent)
        Log.d(TAG, "rteurnVal: " + returnVal)

        //Create amd send the ACTION_UP MotionEvent
        eventTime = SystemClock.uptimeMillis() + 100
        motionEvent = MotionEvent.obtain(
            originalDownTime,
            eventTime,
            MotionEvent.ACTION_UP,
            x,
            y,
            metaState
        )
        returnVal = v.dispatchTouchEvent(motionEvent)
        Log.d(TAG, "rteurnVal: " + returnVal)
    }

val listenerVoice = View.OnClickListener { view ->
        //perform your global function here like custom sound each button or etc
        //and you can assign value to most of views with tag, especially if it's layout
        //example : SimpleAudioPlayer().playAudio(c, findViewById<LinearLayout>(view.id).tag.toString())
        //source for SimpleAudioPlayer() = https://gist.github.com/CreatorB/08da5488ebcd8d1d916c7b9f0d4926a3
        when (view.getId()) {
            R.id.btn1 -> {
                //this the trick, performTouch only trigger function requestAPI() if it view enabled
                performTouch(b.tv1)
            }
        }
    }