修复Android 13的闪退问题

app/src/main/AndroidManifest.xml

@@ -66,7 +66,11 @@
 
         <service
             android:name=".bfqkz"
-            android:exported="false" />
+            android:exported="false">
+            <intent-filter>
+                <action android:name="android.media.browse.MediaBrowserService" />
+            </intent-filter>
+        </service>
         <service android:name=".mq.floating" />
         <receiver
             android:name=".MyButtonClickReceiver"

app/src/main/java/com/muqingbfq/MediaPlayer.java

@@ -113,12 +113,14 @@ public class MediaPlayer extends android.media.MediaPlayer {
         reset();
         super.setDataSource(path);
         prepare();
+        setTX();
     }
 
     public void setTX() {
         Glide.with(main.application)
                 .asBitmap()
                 .load(bfqkz.xm.picurl)
+                .error(R.drawable.icon)
                 .listener(new RequestListener<Bitmap>() {
                     @Override
                     public boolean onLoadFailed(@Nullable GlideException e, Object model,

app/src/main/java/com/muqingbfq/bfqkz.java

@@ -1,17 +1,22 @@
 package com.muqingbfq;
 
 import android.annotation.SuppressLint;
-import android.app.Service;
+import android.app.PendingIntent;
+import android.content.ComponentName;
 import android.content.Intent;
 import android.net.Uri;
+import android.os.Build;
 import android.os.Bundle;
 import android.os.IBinder;
+import android.support.v4.media.MediaBrowserCompat;
 import android.support.v4.media.MediaMetadataCompat;
 import android.support.v4.media.session.MediaSessionCompat;
 import android.support.v4.media.session.PlaybackStateCompat;
 import android.text.TextUtils;
 
+import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
+import androidx.media.MediaBrowserServiceCompat;
 
 import com.muqingbfq.api.url;
 import com.muqingbfq.mq.BluetoothMusicController;
@@ -22,7 +27,7 @@ import java.util.ArrayList;
 import java.util.List;
 import java.util.Random;
 
-public class bfqkz extends Service {
+public class bfqkz extends MediaBrowserServiceCompat {
     public static MediaPlayer mt = new MediaPlayer();
     public static List<MP3> list = new ArrayList<>();
     public static List<MP3> lishi_list = new ArrayList<>();
@@ -32,6 +37,7 @@ public class bfqkz extends Service {
     public static boolean like_bool;
     @SuppressLint("StaticFieldLeak")
     public static com.muqingbfq.mq.NotificationManagerCompat notify;
+
     public static int getmti(int s) {
         int i = bfqkz.list.indexOf(xm);
         if (s == 1) {
@@ -77,10 +83,12 @@ public class bfqkz extends Service {
 
     public static class mp3 extends Thread {
         String id;
+
         public mp3(String id) {
             this.id = id;
             start();
         }
+
         @Override
         public void run() {
             super.run();
@@ -90,7 +98,6 @@ public class bfqkz extends Service {
 
 
     public static MediaSessionCompat mSession;
-    public static MediaMetadataCompat build;
     public static PlaybackStateCompat playback;
 
     @Override
@@ -98,15 +105,24 @@ public class bfqkz extends Service {
         super.onCreate();
         com.muqingbfq.api.playlist.hq_hc(bfqkz.lishi_list);
         new BluetoothMusicController(this);
-        mSession = new MediaSessionCompat(this, "MusicService");
         playback = new PlaybackStateCompat.Builder()
                 .setState(PlaybackStateCompat.STATE_NONE, 0, 1.0f)
                 .build();
+
+        Intent intent = new Intent(Intent.ACTION_MAIN);
+        intent.addCategory(Intent.CATEGORY_LAUNCHER);
+        intent.setComponent(new ComponentName(this, home.class));//用ComponentName得到class对象
+        intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK
+                | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED);// 关键的一步，设置启动模式，两种情况
+        PendingIntent pendingIntent = com.muqingbfq.mq.NotificationManagerCompat.getActivity(this, intent);
+        mSession = new MediaSessionCompat(this, "MusicService",
+                home.componentName, pendingIntent);
         mSession.setCallback(new callback());
         mSession.setFlags(MediaSessionCompat.FLAG_HANDLES_TRANSPORT_CONTROLS);
         mSession.setPlaybackState(playback);
-        mSession.setMetadata(build);
+//            mSession.setActive(true);
-        mSession.setActive(true);
+        setSessionToken(mSession.getSessionToken());
+
         notify = new com.muqingbfq.mq.NotificationManagerCompat(this);
     }
 
@@ -172,6 +188,17 @@ public class bfqkz extends Service {
     public IBinder onBind(Intent intent) {
         return null;
     }
+
+    @Nullable
+    @Override
+    public BrowserRoot onGetRoot(@NonNull String clientPackageName, int clientUid, @Nullable Bundle rootHints) {
+        return null;
+    }
+
+    @Override
+    public void onLoadChildren(@NonNull String parentId, @NonNull Result<List<MediaBrowserCompat.MediaItem>> result) {
+
+    }
 /*
 
     public class MyBinder extends Binder {
@@ -184,7 +211,7 @@ public class bfqkz extends Service {
     public static void updateNotification() {
         try {
             // 更新通知栏的播放状态
-            if (notify.notificationBuilder != null) {
+            if (bfqkz.notify != null && notify.notificationBuilder != null) {
                 notify.tzl();
             }
         } catch (Exception e) {

app/src/main/java/com/muqingbfq/fragment/wode.java

@@ -61,7 +61,12 @@ public class wode extends Fragment {
 
         new user_message();
 //        int k = (int) (main.k / getResources().getDisplayMetrics().density + 0.5f);
-        GridLayoutManager gridLayoutManager = new GridLayoutManager(getContext(), 4);
+        GridLayoutManager gridLayoutManager = new GridLayoutManager(getContext(), 4){
+            @Override
+            public boolean canScrollVertically() {
+                return false;//禁止滑动
+            }
+        };
         binding.recyclerview1.setLayoutManager(gridLayoutManager);
         final Object[][] lista = {
                 {R.drawable.bf, "最近播放", "mp3_hc.json"},
@@ -73,6 +78,7 @@ public class wode extends Fragment {
                 {R.drawable.paihangbang, "排行榜", "排行榜"},
                 {R.drawable.icon, "开发中", ""}
         };
+        binding.recyclerview1.setFocusable(false);
         binding.recyclerview1.setAdapter(new RecyclerView.Adapter<VH>() {
             @NonNull
             @Override

app/src/main/java/com/muqingbfq/home.java

@@ -1,10 +1,12 @@
 package com.muqingbfq;
 
 import android.annotation.SuppressLint;
+import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
 import android.os.Bundle;
+import android.support.v4.media.MediaBrowserCompat;
 import android.util.DisplayMetrics;
 import android.view.Menu;
 import android.view.MenuItem;
@@ -31,6 +33,8 @@ public class home extends AppCompatActivity {
     @SuppressLint("StaticFieldLeak")
     public static AppCompatActivity appCompatActivity;
     ActivityHomeBinding binding;
+
+    public MediaBrowserCompat mBrowser;
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         appCompatActivity = this;
@@ -54,12 +58,16 @@ public class home extends AppCompatActivity {
                 com.muqingbfq.fragment.sz.switch_sz(home.this, item.getItemId());
                 return false;
             });
+
             //初始化播放器组件
             // 启动Service
-            if (serviceIntent == null) {
+            componentName = new ComponentName(this, bfqkz.class);
-                serviceIntent = new Intent(this, bfqkz.class);
+            mBrowser = new MediaBrowserCompat(
-                startService(serviceIntent);
+                    this,componentName
-            }
+                    ,//绑定服务端
+                    browserConnectionCallback,//设置连接回调
+                    null
+            );
             //检测更新
             new gj.jianchagengxin(this);
             binding.editView.setOnClickListener(view ->
@@ -70,14 +78,28 @@ public class home extends AppCompatActivity {
         }
     }
 
-    List<Fragment> list = new ArrayList<>();
+    public static ComponentName componentName;
+    @Override
+    protected void onStart() {
+        super.onStart();
+        //Browser发送连接请求
+        mBrowser.connect();
+    }
+
+
+    @Override
+    protected void onStop() {
+        super.onStop();
+        mBrowser.disconnect();
+    }
+
+    private final List<Fragment> list = new ArrayList<>();
     private class adaper extends FragmentStateAdapter {
         public adaper(@NonNull FragmentActivity fragmentActivity) {
             super(fragmentActivity);
             list.add(new gd_adapter());
             list.add(new wode());
         }
-
         @NonNull
         @Override
         public Fragment createFragment(int position) {
@@ -91,7 +113,6 @@ public class home extends AppCompatActivity {
 
     public void UI() {
         binding.viewPager.setAdapter(new adaper(this));
-
 // 将 ViewPager2 绑定到 TabLayout
         binding.tablayout.setOnItemSelectedListener(item -> {
             int itemId = item.getItemId();
@@ -129,8 +150,6 @@ public class home extends AppCompatActivity {
             }
         });
     }
-
-    private static Intent serviceIntent;
     @Override
     protected void onPause() {
         super.onPause();
@@ -182,4 +201,55 @@ public class home extends AppCompatActivity {
         }
         return super.onOptionsItemSelected(item);
     }
+
+
+
+    /**
+     * 连接状态的回调接口，连接成功时会调用onConnected()方法
+     */
+    private MediaBrowserCompat.ConnectionCallback browserConnectionCallback=
+            new MediaBrowserCompat.ConnectionCallback(){
+                @Override
+                public void onConnected() {
+                    //必须在确保连接成功的前提下执行订阅的操作
+                    if (mBrowser.isConnected()) {
+                        //mediaId即为MediaBrowserService.onGetRoot的返回值
+                        //若Service允许客户端连接，则返回结果不为null，其值为数据内容层次结构的根ID
+                        //若拒绝连接，则返回null
+                        String mediaId = mBrowser.getRoot();
+
+                        //Browser通过订阅的方式向Service请求数据，发起订阅请求需要两个参数，其一为mediaId
+                        //而如果该mediaId已经被其他Browser实例订阅，则需要在订阅之前取消mediaId的订阅者
+                        //虽然订阅一个 已被订阅的mediaId 时会取代原Browser的订阅回调，但却无法触发onChildrenLoaded回调
+
+                        //ps：虽然基本的概念是这样的，但是Google在官方demo中有这么一段注释...
+                        // This is temporary: A bug is being fixed that will make subscribe
+                        // consistently call onChildrenLoaded initially, no matter if it is replacing an existing
+                        // subscriber or not. Currently this only happens if the mediaID has no previous
+                        // subscriber or if the media content changes on the service side, so we need to
+                        // unsubscribe first.
+                        //大概的意思就是现在这里还有BUG，即只要发送订阅请求就会触发onChildrenLoaded回调
+                        //所以无论怎样我们发起订阅请求之前都需要先取消订阅
+                        mBrowser.unsubscribe(mediaId);
+                        //之前说到订阅的方法还需要一个参数，即设置订阅回调SubscriptionCallback
+                        //当Service获取数据后会将数据发送回来，此时会触发SubscriptionCallback.onChildrenLoaded回调
+                        mBrowser.subscribe(mediaId, browserSubscriptionCallback);
+                    }
+                }
+
+                @Override
+                public void onConnectionFailed() {
+                    gj.sc("连接失败！");
+                }
+            };
+    /**
+     * 向媒体服务器(MediaBrowserService)发起数据订阅请求的回调接口
+     */
+    private final MediaBrowserCompat.SubscriptionCallback browserSubscriptionCallback =
+            new MediaBrowserCompat.SubscriptionCallback(){
+                @Override
+                public void onChildrenLoaded(@NonNull String parentId,
+                                             @NonNull List<MediaBrowserCompat.MediaItem> children) {
+                }
+            };
 }

app/src/main/java/com/muqingbfq/mq/NotificationManagerCompat.java

@@ -62,15 +62,9 @@ public class NotificationManagerCompat {
                     setAction("syq"));
             pendingIntent_xyq = getBroadcast(context, my.
                     setAction("xyq"));
-            // 取消操作的PendingIntent
-// 取消操作的PendingIntent
-/*            PendingIntent cancelIntent = MediaButtonReceiver.buildMediaButtonPendingIntent(context,
-                    PlaybackStateCompat.ACTION_STOP);*/
             style = new androidx.media.app.NotificationCompat.MediaStyle()
                     .setShowActionsInCompactView(0, 1, 2)
                     .setMediaSession(bfqkz.mSession.getSessionToken());
-//                            .setShowCancelButton(true)
-//                            .setCancelButtonIntent(cancelIntent);
             notificationManager = androidx.core.app.NotificationManagerCompat.from(context);
             notificationBuilder = getNotificationBuilder(context)
                     .setSmallIcon(R.drawable.icon)
@@ -96,11 +90,6 @@ public class NotificationManagerCompat {
             name = bfqkz.xm.name;
             zz = bfqkz.xm.zz;
         }
-        bfqkz.build = new MediaMetadataCompat.Builder()
-                .putString(MediaMetadataCompat.METADATA_KEY_TITLE, name)
-                .putString(MediaMetadataCompat.METADATA_KEY_ARTIST, zz)
-                .build();
-        bfqkz.mSession.setMetadata(bfqkz.build);
         notificationBuilder.mActions.clear();
         notificationBuilder.addAction(android.R.drawable.ic_media_previous, "syq", pendingIntent_syq) // #0
                 .addAction(bfqkz.mt.isPlaying() ? android.R.drawable.ic_media_pause : android.R.drawable.ic_media_play
@@ -111,6 +100,7 @@ public class NotificationManagerCompat {
                 .setOngoing(bfqkz.mt.isPlaying());
         notificationManager_notify();
     }
+
     private PendingIntent pendingIntent_kg,
             pendingIntent_syq,
             pendingIntent_xyq;
@@ -123,17 +113,22 @@ public class NotificationManagerCompat {
         notificationManager.notify(1, notificationBuilder.build());
     }
 
-    @SuppressLint({"MissingPermission", "RestrictedApi", "NotifyDataSetChanged"})
     public void setBitmap() {
-        if (bfq.bitmap == null) {
+        Media.setImageBitmap();
-            bfq.bitmap = BitmapFactory.decodeResource(context.getResources(),
-                    R.drawable.icon);
-        }
         if (notificationManager != null) {
+            if (ActivityCompat.checkSelfPermission(home.appCompatActivity, Manifest.permission.POST_NOTIFICATIONS) != PackageManager.PERMISSION_GRANTED) {
+                // TODO: Consider calling
+                //    ActivityCompat#requestPermissions
+                // here to request the missing permissions, and then overriding
+                //   public void onRequestPermissionsResult(int requestCode, String[] permissions,
+                //                                          int[] grantResults)
+                // to handle the case where the user grants the permission. See the documentation
+                // for ActivityCompat#requestPermissions for more details.
+                return;
+            }
             notificationBuilder.setLargeIcon(bfq.bitmap);
             notificationManager.notify(1, notificationBuilder.build());
         }
-        Media.setImageBitmap();
     }
 
     private NotificationCompat.Builder getNotificationBuilder(Context context) {
@@ -152,7 +147,9 @@ public class NotificationManagerCompat {
         return PendingIntent.getBroadcast(context, 0, intent, flag);
     }
 
-    private PendingIntent getActivity(Context context, Intent intent) {
+
+
+    public static PendingIntent getActivity(Context context, Intent intent) {
         int flag;
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
             flag = PendingIntent.FLAG_IMMUTABLE;