安卓消息栏推送消息

消息点击回调类

import android.content.Context;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.widget.Toast;

public class MessageActivity extends AppCompatActivity {

    private Context context;

    public MessageActivity(Context context) {
        this.context = context;
    }

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        // 消息点击回调事件
        Toast.makeText(context, "点击消息", Toast.LENGTH_LONG).show();
    }
}

JS点击推送消息

import android.app.AlertDialog;
import android.app.Notification;
import android.app.NotificationChannel;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;
import android.os.Build;
import android.support.v4.app.NotificationCompat;
import android.support.v7.app.AppCompatActivity;
import android.webkit.JavascriptInterface;
import android.widget.Toast;

import java.util.Random;

public class AndroidJs extends AppCompatActivity {
    private Context mContext;

    public AndroidJs(Context context) {
        this.mContext = context;
    }
    @JavascriptInterface
    public void notifyme() {
        String title = "这是标题";
        String message = "这是内容";
        int nid = new Random().nextInt();
        Notification notification = null;
        NotificationManager notificationManager = (NotificationManager) mContext.getSystemService(NOTIFICATION_SERVICE);

        // 结果处理
        Intent intent = new Intent(mContext, MessageActivity.class);
        intent.putExtra("data", message);
        intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        PendingIntent pi = PendingIntent.getActivity(mContext, nid, intent, 0);

        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
            String channelId = "demo";
            String channelName = "示例";
            NotificationChannel mChannel = new NotificationChannel(channelId, channelName, NotificationManager.IMPORTANCE_DEFAULT);
            mChannel.enableLights(true);
            mChannel.enableVibration(true);
            notificationManager.createNotificationChannel(mChannel);
            NotificationCompat.Builder notificationBuilder = new NotificationCompat.Builder(mContext)
                    // 区别
                    .setChannelId(channelId)
                    .setContentIntent(pi)
                    .setContentTitle(title)
                    .setContentText(message)
                    .setAutoCancel(true)
                    .setDefaults(NotificationCompat.DEFAULT_ALL)
                    .setWhen(System.currentTimeMillis())
                    .setSmallIcon(R.mipmap.ic_launcher);
            notification = notificationBuilder.build();
        } else {
            Notification.Builder notificationBuilder = new Notification.Builder(mContext)
                    .setContentIntent(pi)
                    .setContentTitle(title)
                    .setContentText(message)
                    .setAutoCancel(true)
                    .setDefaults(NotificationCompat.DEFAULT_ALL)
                    .setWhen(System.currentTimeMillis())
                    .setSmallIcon(R.mipmap.ic_launcher)
                    // 区别
                    .setOngoing(true);
            notification = notificationBuilder.build();
        }
        notificationManager.notify(nid, notification);
    }

主类

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.webkit.WebSettings;
import android.webkit.WebView;
import android.webkit.WebViewClient;

public class MainActivity extends AppCompatActivity {

    private WebView webView;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        webView = (WebView) findViewById(R.id.webView);

        // 获取WebSetting对象
        WebSettings webSettings = webView.getSettings();
        // 设置支持javascript
        webSettings.setJavaScriptEnabled(true);
        // 将Android里面定义的类对象AndroidJs暴露给javascript
        webView.addJavascriptInterface(new AndroidJs(MainActivity.this), "AndroidJs");

        //覆盖WebView默认使用第三方或系统默认浏览器打开网页的行为，使网页用WebView打开
        webView.setWebViewClient(new WebViewClient() {
            @Override
            public boolean shouldOverrideUrlLoading(WebView view, String url) {
                view.loadUrl(url);
                return true;
            }
        });

        webView.loadUrl("http://10.13.144.172/android");

    }
}