<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"android:orientation="vertical" android:layout_width="fill_parent"android:layout_height="fill_parent"><AnalogClock android:layout_width="fill_parent"android:layout_height="wrap_content"/><DigitalClock android:layout_width="wrap_content"android:layout_height="wrap_content"android:textSize="18dp"/><Button android:layout_width="fill_parent"android:layout_height="wrap_content"android:id="@+id/button1"android:text="显示TimePickerDialog"/><Button android:layout_width="fill_parent"android:layout_height="wrap_content"android:id="@+id/button2"android:text="显示DatePickerDialog"/></LinearLayout>

package com.study.analogcolck;import java.util.Calendar;import android.os.Bundle;
import android.app.Activity;
import android.app.DatePickerDialog;
import android.app.DatePickerDialog.OnDateSetListener;
import android.app.TimePickerDialog;
import android.app.TimePickerDialog.OnTimeSetListener;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.DatePicker;
import android.widget.TimePicker;
import android.widget.Toast;public class MainActivity extends Activity implements OnClickListener {private Button button1,button2;private int hourOfDay,minute;private int year,monthOfYear,dayOfMonth;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);button1 = (Button)this.findViewById(R.id.button1);button2 = (Button)this.findViewById(R.id.button2);button1.setOnClickListener(this);button2.setOnClickListener(this);//获得当前的时间，获得小时和分钟Calendar calendar = Calendar.getInstance();hourOfDay = calendar.get(Calendar.HOUR_OF_DAY);minute = calendar.get(Calendar.MINUTE); year = calendar.get(Calendar.YEAR);monthOfYear = calendar.get(Calendar.MONTH);dayOfMonth = calendar.get(calendar.DAY_OF_MONTH);}@Overridepublic boolean onCreateOptionsMenu(Menu menu) {// Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.main, menu);return true;}@Overridepublic void onClick(View v) {switch (v.getId()) {case R.id.button1:TimePickerDialog timePickerDialog = new TimePickerDialog(MainActivity.this, new MyTimePickerDialog(), hourOfDay, minute, true);timePickerDialog.show();break;case R.id.button2:DatePickerDialog datePickerDialog = new DatePickerDialog(MainActivity.this, new MyDatePickerDialog(), year, monthOfYear, dayOfMonth);datePickerDialog.show();break;default:break;}}public class MyTimePickerDialog implements OnTimeSetListener{@Overridepublic void onTimeSet(TimePicker view, int hourOfDay, int minute) {Toast.makeText(MainActivity.this, "H:" + hourOfDay +"   minute:" + minute, 1).show();}}public class MyDatePickerDialog implements OnDateSetListener{@Overridepublic void onDateSet(DatePicker view, int year, int monthOfYear,int dayOfMonth) {Toast.makeText(MainActivity.this, year+"年" + monthOfYear+" 月" +dayOfMonth+ "  日", 1).show();}}}