<1.xml布局文件>

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:tools="http://schemas.android.com/tools"    android:layout_width="match_parent"    android:layout_height="match_parent"    >    <TimePicker        android:layout_width="match_parent"        android:layout_height="match_parent"        android:id="@+id/time"/></LinearLayout>
<2.源代碼>
public class MainActivity extends AppCompatActivity {    PRivate TimePicker timePicker;    private int hour,min;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        //實例化控件        timePicker = (TimePicker) findViewById(R.id.time);        //獲取當前小時        hour = Calendar.getInstance().get(Calendar.HOUR);        //獲取當前分鐘        min = Calendar.getInstance().get(Calendar.MINUTE);        timePicker.setOnTimeChangedListener(new TimePicker.OnTimeChangedListener() {            @Override            public void onTimeChanged(TimePicker view, int hourOfDay, int minute) {                Toast.makeText(MainActivity.this, "您選擇的時間是"+hourOfDay + ":" + minute, Toast.LENGTH_SHORT).show();            }        });    }}
PS:因為手機類型不同，所以在各個手機顯示的樣式也會不同