DatePickerDialog TimePickerDialog

1. MainActivity.java  
2.     
3. public class MainActivity extends Activity  
4. {  
5.     @Override  
6.     public void onCreate(Bundle savedInstanceState)  
7.     {  
8.         super.onCreate(savedInstanceState);  
9.         setContentView(R.layout.main);  
10.         Button dateBn = (Button)findViewById(R.id.dateBn);  
11.         Button timeBn = (Button)findViewById(R.id.timeBn);  
12.         //为"设置日期"按钮绑定监听器  
13.         dateBn.setOnClickListener(new OnClickListener()  
14.         {  
15.             @Override  
16.             public void onClick(View source)  
17.             {  
18.                 Calendar c = Calendar.getInstance();  
19.                 // 直接创建一个DatePickerDialog对话框实例，并将它显示出来  
20.                 new DatePickerDialog(MainActivity.this,  
21.                     // 绑定监听器  
22.                     new DatePickerDialog.OnDateSetListener()  
23.                     {  
24.                         @Override  
25.                         public void onDateSet(DatePicker dp, int year,  
26.                             int month, int dayOfMonth)  
27.                         {  
28.                             EditText show = (EditText) findViewById(R.id.show);  
29.                             show.setText("您选择了：" + year + "年" + (month + 1)  
30.                                 + "月" + dayOfMonth + "日");  
31.                         }  
32.                     }  
33.                     //设置初始日期  
34.                     , c.get(Calendar.YEAR)  
35.                     , c.get(Calendar.MONTH)  
36.                     , c.get(Calendar.DAY_OF_MONTH)).show();  
37.             }  
38.         });  
39.         //为"设置时间"按钮绑定监听器  
40.         timeBn.setOnClickListener(new OnClickListener()  
41.         {  
42.             @Override  
43.             public void onClick(View source)  
44.             {  
45.                 Calendar c = Calendar.getInstance();  
46.                 // 创建一个TimePickerDialog实例，并把它显示出来  
47.                 new TimePickerDialog(MainActivity.this,  
48.                     // 绑定监听器  
49.                     new TimePickerDialog.OnTimeSetListener()  
50.                     {  
51.                         @Override  
52.                         public void onTimeSet(TimePicker tp, int hourOfDay,  
53.                             int minute)  
54.                         {  
55.                             EditText show = (EditText) findViewById(R.id.show);  
56.                             show.setText("您选择了：" + hourOfDay + "时"  
57.                                 + minute + "分");  
58.                         }  
59.                     }  
60.                     //设置初始时间  
61.                     , c.get(Calendar.HOUR_OF_DAY)  
62.                     , c.get(Calendar.MINUTE)  
63.                     //true表示采用24小时制  
64.                     , true).show();  
65.             }  
66.         });  
67.     }  
68. }  
69.     
70. XML文件  
71.     
72. <?xml version="1.0" encoding="utf-8"?>  
73. <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"  
74.     android:orientation="vertical"  
75.     android:layout_width="match_parent"  
76.     android:layout_height="match_parent"  
77.     android:gravity="center">  
78. <EditText   
79.     android:id="@+id/show"  
80.     android:layout_width="match_parent"   
81.     android:layout_height="wrap_content"   
82.     android:editable="false"  
83.     />  
84. <LinearLayout   
85.     android:orientation="horizontal"  
86.     android:layout_width="match_parent"  
87.     android:layout_height="wrap_content"  
88.     android:gravity="center"  
89.     >  
90. <Button  
91.     android:id="@+id/dateBn"  
92.     android:layout_width="wrap_content"  
93.     android:layout_height="wrap_content"  
94.     android:text="设置日期"  
95.     />  
96. <Button  
97.     android:id="@+id/timeBn"  
98.     android:layout_width="wrap_content"  
99.     android:layout_height="wrap_content"  
100.     android:text="设置时间"  
101.     />     
102. </LinearLayout>  
103. </LinearLayout>  

效果