A10_DatePicker 대화 상자 설정(OnDateSet Listener 모니터 사용)

 
package com.example.a10_datepicker; 
import android.app.Activity; 
import android.app.DatePickerDialog; 
import android.app.DatePickerDialog.OnDateSetListener; 
import android.app.Dialog; 
import android.os.Bundle; 
import android.view.View; 
import android.view.View.OnClickListener; 
import android.widget.Button; 
import android.widget.DatePicker; 
import android.widget.Toast; 
public class MainActivity extends Activity { 
private Button button; 
private static final int DATE_PICKER_ID = 1; 
@Override 
protected void onCreate(Bundle savedInstanceState) { 
super.onCreate(savedInstanceState); 
setContentView(R.layout.activity_main); 
button = (Button)findViewById(R.id.buttonId); 
button.setOnClickListener(new ButtonListener()); 
} 
//   DatePicker        
DatePickerDialog.OnDateSetListener datePickerListener = new OnDateSetListener() { 
public void onDateSet(DatePicker view, int year, int monthOfYear, 
int dayOfMonth) { 
Toast.makeText(MainActivity.this, 
year + " " + monthOfYear + " " + dayOfMonth + " ", 
Toast.LENGTH_SHORT).show(); 
} 
}; 
//        
class ButtonListener implements OnClickListener{ 
public void onClick(View v) { 
//          ，   Activity    ，           onCreateDialog()   
showDialog(DATE_PICKER_ID); 
} 
} 
//           
@Override 
protected Dialog onCreateDialog(int id) { 
if(id == DATE_PICKER_ID){ 
return new DatePickerDialog(this,datePickerListener,2012,6,1); 
} 
return null; 
} 

}