public class Embedded_ProjectActivity extends Activity implements OnClickListener{
    /** Called when the activity is first created. */    
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
    }
    public void onClick(View v)
    {
     Toast.makeText(this, "aa", Toast.LENGTH_SHORT).show();

     }

}

 

이대로 했다면 버튼을 누르면 토스트메세지 떠야 정상 아닌가요??