package com.yuyidong.second;import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.os.Handler;
import android.view.Window;
import android.view.WindowManager;public class Splash extends Activity{@Overrideprotected void onCreate(Bundle savedInstanceState) {// TODO 自动生成的方法存根super.onCreate(savedInstanceState);requestWindowFeature(Window.FEATURE_NO_TITLE);setContentView(R.layout.splash);getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);new Handler().postDelayed(new Runnable(){   // 为了减少代码使用匿名Handler创建一个延时的调用public void run() {   Intent i = new Intent(Splash.this, MainActivity.class);    //通过Intent打开最终真正的主界面Main这个ActivitySplash.this.startActivity(i);    //启动Main界面Splash.this.finish();    //关闭自己这个开场屏
                        }   }, 5000);   //5秒
    }}

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"android:layout_width="match_parent"android:layout_height="match_parent"android:orientation="vertical" ><ImageView android:layout_width="wrap_content"android:layout_height="wrap_content" android:src="@drawable/ic_launcher"android:layout_gravity="center"android:contentDescription="Hello"/><TextViewandroid:id="@+id/info"android:layout_width="fill_parent"android:layout_height="wrap_content"android:gravity="center"android:text="This is a splash!!"/>
</LinearLayout>

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"package="com.yuyidong.second"android:versionCode="1"android:versionName="1.0" ><uses-sdkandroid:minSdkVersion="11"android:targetSdkVersion="16" /><applicationandroid:allowBackup="true"android:icon="@drawable/ic_launcher"android:label="@string/app_name"android:theme="@style/AppTheme" ><activity android:name="Splash"><intent-filter><action android:name="android.intent.action.MAIN" /><category android:name="android.intent.category.LAUNCHER" /></intent-filter></activity><activityandroid:name="com.yuyidong.second.MainActivity"android:label="@string/app_name" >            </activity>       </application>
</manifest>