android时间控件DatePicker使用实例

<RelativeLayout 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"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".MainActivity" >

    <DatePicker 
        android:id="@+id/datePick1"
        android:layout_height="wrap_content"
        android:layout_width="match_parent"
        />
    <Button 
        android:id="@+id/button1"
        android:layout_below="@id/datePick1"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="获取DatePicker的值"/>

</RelativeLayout>

package com.android.xiong.datepicker;

import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.DatePicker;

public class MainActivity extends Activity {

	private DatePicker datePicker1;
	private Button button1;
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		datePicker1=(DatePicker)findViewById(R.id.datePick1);
		//设置默认的时间 比如2055年 9月9日
		datePicker1.updateDate(2012, 8, 9);
		button1=(Button)findViewById(R.id.button1);
		OnClicLisers  cl=new OnClicLisers();
		button1.setOnClickListener(cl);
	}

	class OnClicLisers implements OnClickListener{
		@Override
		public void onClick(View v) {
			// TODO Auto-generated method stub
			int y=datePicker1.getYear();
			int m=datePicker1.getMonth()+1;
			int d=datePicker1.getDayOfMonth();
			System.out.println("y:"+y+" m:"+m+" d:"+d);
			
		}
	}
	@Override
	public 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;
	}

}