MainActivity.kt
package com.example.jetpack
import android.content.Context
import android.media.MediaPlayer
import android.media.Ringtone
import android.media.RingtoneManager
import android.os.Bundle
import android.provider.Settings
import androidx.appcompat.app.AppCompatActivity
import kotlinx.android.synthetic.main.activity_main.*
class MainActivity : AppCompatActivity() {
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_main)
// get device default ringtone and play
val ringtone = applicationContext.defaultRingtone
button.setOnClickListener {
ringtone.play()
}
// stop playing ringtone
button.setOnLongClickListener {
ringtone.stop()
true
}
// play default ringtone as media
val player = applicationContext.defaultRingtonePlayer
button2.setOnClickListener {
player.start()
}
// stop media player
button2.setOnLongClickListener {
player.stop()
true
}
}
}
// extension property to get device default ringtone
val Context.defaultRingtone:Ringtone
get() {
val uri = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_RINGTONE)
return RingtoneManager.getRingtone(this,uri)
}
// extension property to get media player with default ringtone
val Context.defaultRingtonePlayer:MediaPlayer
get() {
// get default ringtone uri
val uri = Settings.System.DEFAULT_RINGTONE_URI
// create media player with default ringtone
return MediaPlayer.create(this, uri)
}
activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:id="@+id/constraintLayout"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="#E5E4E2"
tools:context=".MainActivity">
<Button
android:id="@+id/button"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="32dp"
android:text="Play Default Ringtone"
android:backgroundTint="#00563F"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent" />
<Button
android:id="@+id/button2"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="16dp"
android:text="Play Ringtone As Media"
android:backgroundTint="#7B3F00"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/button" />
</androidx.constraintlayout.widget.ConstraintLayout>

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