Update

app/build.gradle

@@ -7,8 +7,8 @@ android {
         applicationId "com.RichardLuo.notificationpush"
         minSdkVersion 22
         targetSdkVersion 28
-        versionCode 4
-        versionName "1.0.5"
+        versionCode 5
+        versionName "1.0.6"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
     }
     buildTypes {

app/release/output.json

@@ -1 +1 @@
-[{"outputType":{"type":"APK"},"apkInfo":{"type":"MAIN","splits":[],"versionCode":4,"versionName":"1.0.5","enabled":true,"outputFile":"app-release.apk","fullName":"release","baseName":"release"},"path":"app-release.apk","properties":{}}]
+[{"outputType":{"type":"APK"},"apkInfo":{"type":"MAIN","splits":[],"versionCode":5,"versionName":"1.0.6","enabled":true,"outputFile":"app-release.apk","fullName":"release","baseName":"release"},"path":"app-release.apk","properties":{}}]

app/src/main/java/com/RichardLuo/notificationpush/FCMReceiver.java

@@ -4,7 +4,7 @@
 import android.app.NotificationChannel;
 import android.app.NotificationManager;
 import android.app.PendingIntent;
-import android.content.pm.PackageInfo;
+import android.content.pm.ApplicationInfo;
 import android.os.Build;
 import android.service.notification.StatusBarNotification;
 import android.support.v4.app.NotificationCompat;
@@ -85,11 +85,11 @@ private boolean isAppInstalled(String packageName) {
         if (packageName == null || packageName.isEmpty()) {
             return false;
         }
-        List<PackageInfo> info = getPackageManager().getInstalledPackages(0);
-        if (info == null || info.isEmpty())
+        List<ApplicationInfo> applicationInfo = getPackageManager().getInstalledApplications(0);
+        if (applicationInfo == null || applicationInfo.isEmpty())
             return false;
-        for (int i = 0; i < info.size(); i++) {
-            if (packageName.equals(info.get(i).packageName)) {
+        for (ApplicationInfo info : applicationInfo) {
+            if (packageName.equals(info.packageName) && info.enabled) {
                 return true;
             }
         }

app/src/main/java/com/RichardLuo/notificationpush/MainActivity.java

@@ -6,7 +6,7 @@
 import android.content.DialogInterface;
 import android.content.Intent;
 import android.content.SharedPreferences;
-import android.content.pm.PackageInfo;
+import android.content.pm.ApplicationInfo;
 import android.net.Uri;
 import android.os.Build;
 import android.os.Bundle;
@@ -147,15 +147,12 @@ public void onComplete(@NonNull Task<InstanceIdResult> task) {
         startService(new Intent(this, FCMReceiver.class));
         input.setText(preferences.getString("ID", ""));
 
-        if (preferences.getString("installedQQ", null) == null) {
-            List<PackageInfo> info = this.getPackageManager().getInstalledPackages(0);
-            for (int i = 0; i < info.size(); i++) {
-                String ipackage = info.get(i).packageName;
-                for (String QQName : QQNames) {
-                    if (QQName.equals(ipackage)) {
-                        preferences.edit().putString("installedQQ", QQName).apply();
-                        break;
-                    }
+        List<ApplicationInfo> packageInfo = this.getPackageManager().getInstalledApplications(0);
+        for (ApplicationInfo info : packageInfo) {
+            for (String QQName : QQNames) {
+                if (QQName.equals(info.packageName) && info.enabled) {
+                    preferences.edit().putString("installedQQ", QQName).apply();
+                    break;
                 }
             }
         }