Date/TimePicker

public class DateActivity extends Activity{

    private TimePicker timePicker;
    private DatePicker datePicker;
    private Calendar cal;

    private int year;
    private int month;
    private int day;
    private int hour;
    private int minute;
    @TargetApi(Build.VERSION_CODES.N)
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activeity_date);
        //得到日曆的一個對象
        cal = Calendar.getInstance();
        //獲取年月日時分秒的信息
        year = cal.get(Calendar.YEAR);
        month = cal.get(Calendar.MONTH);
        day = cal.get(Calendar.DAY_OF_MONTH);
        hour = cal.get(Calendar.HOUR_OF_DAY);
        minute = cal.get(Calendar.MINUTE);
        setTitle(year+"-"+month+"-"+day+"-"+hour+"-"+minute);
        datePicker = (DatePicker)findViewById(R.id.datePicker);

        //datePicker初始化
        datePicker.init(year, month, day, new DatePicker.OnDateChangedListener() {
            @Override
            public void onDateChanged(DatePicker view, int year, int monthOfYear, int dayOfMonth) {
                setTitle(year+"-"+monthOfYear+"-"+dayOfMonth);
            }
        });

        //timePicker初始化
        timePicker = (TimePicker)findViewById(R.id.timePicker);
        timePicker.setOnTimeChangedListener(new TimePicker.OnTimeChangedListener() {
            @Override
            public void onTimeChanged(TimePicker view, int hourOfDay, int minute) {
                setTitle(hourOfDay+"-"+minute);
            }
        });

        //對話框的形式
//        new DatePickerDialog(this, new DatePickerDialog.OnDateSetListener() {
//            @Override
//            public void onDateSet(DatePicker view, int year, int month, int dayOfMonth) {
//                setTitle(year+"-"+month+"-"+dayOfMonth);
//            }
//        },year,month,day).show();

        new TimePickerDialog(this, new TimePickerDialog.OnTimeSetListener() {
            @Override
            public void onTimeSet(TimePicker view, int hourOfDay, int minute) {
                    setTitle(hourOfDay+"-"+minute);
            }
        },hour,minute,true).show();
    }
}