LoginActivitypackage 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);    }} */SplashActivitypackage 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
     
     
          
      
       AndroidMainfest.xml