Disable android 'BottomNavigationView' shift mode

BottomNav_disableShift.kt

// Extension function
@SuppressLint("RestrictedApi")
fun BottomNavigationView.disableShiftMode() {
    val menuView = getChildAt(0) as BottomNavigationMenuView
    try {
        val shiftingMode = menuView::class.java.getDeclaredField("mShiftingMode")
        shiftingMode.isAccessible = true
        shiftingMode.setBoolean(menuView, false)
        shiftingMode.isAccessible = false
        for (i in 0 until menuView.childCount) {
            val item = menuView.getChildAt(i) as BottomNavigationItemView
            item.setShiftingMode(false)
            // set once again checked value, so view will be updated
            item.setChecked(item.itemData.isChecked)
        }
    } catch (e: NoSuchFieldException) {
        Log.e(TAG, "Unable to get shift mode field", e)
    } catch (e: IllegalStateException) {
        Log.e(TAG, "Unable to change value of shift mode", e)
    }
}

// Usage
bottom_navigation_view.disableShiftMode()