prac_7(AMP)

Practical 7

MainActivity.kt

override fun onBackPressed() {

val builder = AlertDialog.Builder(this)

builder.setTitle("702_Are you sure ?")

builder.setMessage("Are you sure you want to exit ?")

builder.setPositiveButton("Yes",{dialoginterface, i->finish()})

builder.setNegativeButton("No",{dialoginterface, i->})

builder.setNeutralButton("Cancel",{dialoginterface, i->Toast.makeText(this,"Cancel

button pressed",Toast.LENGTH_LONG).show()})

builder.show()

}

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