V4的NotificationManagerCompat，v7的NotificationCompat
其实没啥，NotificationManagerCompat相比与NotificationManager，兼容性更好，还是用新的比较好
v7包的NotificationCompat，同理，对比v4的NotificationCompat，和普通的Notification，兼容性更好，当然用最新，
package com.example.notificationtest; import android.app.Notification; import android.app.NotificationManager; import android.app.PendingIntent; import android.content.Intent; import android.graphics.BitmapFactory; import android.graphics.Color; import android.net.Uri; import android.os.Bundle; import android.support.v4.app.NotificationManagerCompat; import android.support.v7.app.AppCompatActivity; import android.support.v7.app.NotificationCompat; import android.util.Log; import android.view.View; import android.widget.Button; import java.io.File; public class MainActivity extends AppCompatActivity implements View.OnClickListener { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); Button sendNotice = (Button) findViewById(R.id.send_notice); sendNotice.setOnClickListener(this); } @Override public void onClick(View v) { switch (v.getId()) { case R.id.send_notice: Intent intent = new Intent(this, NotificationActivity.class); PendingIntent pi = PendingIntent.getActivity(this, 0, intent, 0); NotificationManager managera=(NotificationManager) getSystemService(NOTIFICATION_SERVICE); NotificationManagerCompat manager = NotificationManagerCompat.from(this); Log.i("onClick: ", "onClick: "+manager.areNotificationsEnabled()); Notification notification = new NotificationCompat.Builder(this) .setContentTitle("This is content title") .setContentText("This is content text") .setWhen(System.currentTimeMillis()) .setSmallIcon(R.mipmap.ic_launcher) .setLargeIcon(BitmapFactory.decodeResource(getResources(), R.mipmap.ic_launcher)) .setContentIntent(pi) .setSound(Uri.fromFile(new File("/system/media/audio/ringtones/Luna.ogg"))) .setVibrate(new long[]{0, 1000, 1000, 1000}) .setLights(Color.GREEN, 1000, 1000) .setDefaults(NotificationCompat.DEFAULT_ALL) .setStyle(new NotificationCompat.BigTextStyle().bigText("Learn how to build notifications, send and sync data, and use voice actions. Get the official Android IDE and developer tools to build apps for Android.")) .setStyle(new NotificationCompat.BigPictureStyle().bigPicture(BitmapFactory.decodeResource(getResources(), R.drawable.big_image))) .setPriority(NotificationCompat.PRIORITY_MAX) .build(); manager.notify(1, notification); break; default: break; } } }