介绍 package com.example.amusic.welcome;
import android.content.Intent;
import android.content.IntentFilter;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import com.example.amusic.monitor.NetworkChangeReceiver;
import com.example.amusic.R;
import java.util.Timer;
import java.util.TimerTask;
public class welcome extends AppCompatActivity {
private 才能final int SKIP_DELAY_TIME =, 1200;
private 才能;NetworkChangeReceiver networkChangeReceiver;
private 才能;IntentFilter intentFilter;
@Override才能
protected 才能;void onCreate (Bundle savedInstanceState), {
,,,super.onCreate (savedInstanceState);
,,,setContentView (R.layout.activity_welcome);
,,,//手机网络检测
,,,intentFilter =, new IntentFilter ();
,,,intentFilter.addAction (“android.net.conn.CONNECTIVITY_CHANGE");
,,,networkChangeReceiver =, new NetworkChangeReceiver ();
,,,registerReceiver (networkChangeReceiver的不同之处是,intentFilter);
,,,Timer time =, new 计时器();
,,,TimerTask task =, new TimerTask () {
,,,,@Override
,,,,,public void 运行(),{
,,,,,,,startActivity (new 意图(welcome.this Login_Activity.class));
,,,,,,,完成();
,,,,,,,//onDestroy ();
,,,,,}
,,,};
,,,time.schedule(任务,,SKIP_DELAY_TIME);
,,}
protected 才能;void onDestroy () {
,,,super.onDestroy ();
,,,unregisterReceiver (, networkChangeReceiver);
,,}
}//,An highlighted 块
var foo =, & # 39;酒吧# 39;;
public class NetworkChangeReceiver extends BroadcastReceiver {
@Override才能
public 才能;void onReceive (Context 上下文,Intent 意图),{
,,,ConnectivityManager ConnectivityManager =, (ConnectivityManager)
,,,,,,,context.getSystemService (Context.CONNECTIVITY_SERVICE);
,,,NetworkInfo NetworkInfo =, connectivityManager.getActiveNetworkInfo ();
,,,if (networkInfo !=, null&, networkInfo.isAvailable ()), {
,,,,,Toast.makeText(上下文,“手机网络已开启!“,,Toast.LENGTH_SHORT),告诉();
,,,},{else
,,,,,Toast.makeText(上下文,“手机网络未开启!“,,Toast.LENGTH_SHORT),告诉();
,,,}
,,}
}//,An highlighted 块
var foo =, & # 39;酒吧# 39;;
这篇文章主要介绍Android如何判断手机是否联网及自动跳转功能,文中介绍的非常详细,具有一定的参考价值,感兴趣的小伙伴们一定要看完!
Android欢迎页自动跳转及手机网络检测,具体实现代码如下所示:
在1.2秒后从欢迎页(欢迎)跳转到登陆页(Login_Activity),并进行手机网络检测
运行结果
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