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LoginActivity
package  com.xkhouse.erm.erm;
import  android.app.Activity;
import  android.os.Bundle;
import  android.view.Window;
/* public class LoginActivity extends Activity {
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         //requestWindowFeature(Window.FEATURE_CUSTOM_TITLE);
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_login);
     }
}  */
public class LoginActivity extends Activity {
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         /*
          * 设置隐藏标题栏
          */
         requestWindowFeature(Window.FEATURE_NO_TITLE);
         setContentView(R.layout.activity_login);
     }
}
/* public class SplashActivity extends Activity {
     private final int SPLASH_DISPLAY_LENGHT = 1000; //延迟一秒
@Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.jiazai);
         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(SplashActivity.this, LoginActivity.class);
                 // 通过Intent打开最终真正的主界面Main这个Activity
                 SplashActivity.this.startActivity(i); // 启动Main界面
                 SplashActivity.this.finish(); // 关闭自己这个开场屏
             }
         }, SPLASH_DISPLAY_LENGHT);
     }
} */
 
SplashActivity
 
package com.xkhouse.erm.erm;
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 SplashActivity extends Activity {
     private final int SPLASH_DISPLAY_LENGHT = 6000; // 延迟六秒
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.splash);
         new Handler().postDelayed(new Runnable() {
             public void run() {
                 Intent mainIntent = new Intent(SplashActivity.this,
                         LoginActivity.class);
                 SplashActivity.this.startActivity(mainIntent);
                 SplashActivity.this.finish();
             }
         }, SPLASH_DISPLAY_LENGHT);
     }
} */
public class SplashActivity extends Activity {
     final private int SPLASH_TIME = 1000;
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         /*
          * 设置全屏
          */
         getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
                 WindowManager.LayoutParams.FLAG_FULLSCREEN);
         /*
          * 设置隐藏标题栏
          */
         requestWindowFeature(Window.FEATURE_NO_TITLE);
         /*
          * 2秒后跳转到主界面
          */
         new Handler().postDelayed(new Runnable() {
             public void run() {
                 launchMainActivity();
             }
         }, SPLASH_TIME);
         setContentView(R.layout.activity_splash);
     }
     /*
      * 利用Intent切换到主Activity
      */
     private void launchMainActivity() {
         /*
      * 创建一个intent，从当前Activity指向要跳转的Activity
      */
         Intent intent = new Intent(this, LoginActivity.class);
     /*
      * 启动目标Activity
      */
         startActivity(intent);
     /*
      * 启动画面只需要程序开始时显示一次，显示完后即可退出
      */
         finish();
     }
}
 
 
layout目录下
activity_splash.xml
<?xml version= "1.0"  encoding= "utf-8" ?>
<LinearLayout
     xmlns:android= "http://schemas.android.com/apk/res/android"
     android:layout_height= "fill_parent"  android:layout_width= "fill_parent"  android:orientation= "vertical" >
     <ImageView android:layout_height= "fill_parent"  android:layout_width= "fill_parent"  android:scaleType= "fitCenter"  android:src= "@drawable/splash" ></ImageView>
</LinearLayout>
AndroidMainfest.xml
<?xml version= "1.0"  encoding= "utf-8" ?>
<manifest xmlns:android= "http://schemas.android.com/apk/res/android"
     package = "com.xkhouse.erm.erm" >
     <application
         android:allowBackup= "true"
         android:icon= "@drawable/logo"
         android:label= "@string/app_name"
         android:theme= "@android:style/Theme.NoTitleBar.Fullscreen" >
         <activity
             android:name= "com.xkhouse.erm.erm.SplashActivity"
             android:label= "@string/app_name" >
             <intent-filter>
                 <action android:name= "android.intent.action.MAIN"  />
                 <category android:name= "android.intent.category.LAUNCHER"  />
             </intent-filter>
         </activity>
         <activity android:name= ".LoginActivity" ></activity>
     </application>
</manifest>