SampleScreen.kt

@Composable
fun MyScreen() {

//     val focusManager = LocalFocusManager.current

    Column {
        // Username Field
        MyTextField(...)

        // Password Field
        MyTextField(
            text = "Enter your Password",
            onTextChange = { /** Update state **/ },
            keyboardOptions = KeyboardOptions(
                imeAction = ImeAction.Done
            ),
            keyboardActions = KeyboardActions(
                onDone = {
                    // This would do the same as the register button would
                    // registerUser()
                }
            )
        )
}