1-) Android -  BUTTON KULLANIMI PRATİK

1-)button-->properties-->onclik-->metod ismini yaz

2-)public class MainActivity extends AppCompatActivity {

public void metod_ismi(View v){

switch (v.getId()){

case R.id.button:

Toast.makeText(getApplicationContext(),"1.butona tıklandı",Toast.LENGTH_SHORT).show();

break;

case R.id.button2:

Toast.makeText(getApplicationContext(),"2.butona tıklandı",Toast.LENGTH_SHORT).show();

break;

case R.id.button3:

Toast.makeText(getApplicationContext(),"3.butona tıklandı",Toast.LENGTH_SHORT).show();

break;

case R.id.button4:

Toast.makeText(getApplicationContext(),"4.butona tıklandı",Toast.LENGTH_SHORT).show();

break;

case R.id.button5:

Toast.makeText(getApplicationContext(),"5.butona tıklandı",Toast.LENGTH_SHORT).show(); break; } }}