add pip backward/forward btns

Closes #2251

Signed-off-by: dom <githubaccount56556@proton.me>

android/app/src/main/java/com/example/piliplus/AndroidHelper.java

@@ -3,6 +3,7 @@ package com.example.piliplus;
 import android.app.Activity;
 import android.app.PendingIntent;
 import android.app.PictureInPictureParams;
+import android.app.RemoteAction;
 import android.app.SearchManager;
 import android.content.ComponentName;
 import android.content.Context;
@@ -15,6 +16,7 @@ import android.graphics.BitmapFactory;
 import android.graphics.Point;
 import android.graphics.Rect;
 import android.graphics.drawable.Icon;
+import android.media.session.PlaybackState;
 import android.net.Uri;
 import android.os.Build;
 import android.provider.MediaStore;
@@ -22,12 +24,15 @@ import android.provider.Settings;
 import android.util.Rational;
 import android.view.WindowManager;
 
+import androidx.annotation.DrawableRes;
 import androidx.annotation.Keep;
 import androidx.annotation.NonNull;
+import androidx.annotation.RequiresApi;
 
 import com.github.dart_lang.jni_flutter.JniFlutterPlugin;
 
 import java.util.ArrayList;
+import java.util.Objects;
 
 @Keep
 public final class AndroidHelper {
@@ -149,12 +154,13 @@ public final class AndroidHelper {
         return false;
     }
 
-    public static void enterPip(int width, int height, boolean autoEnter, long engineId) {
+    public static void enterPip(long engineId, int width, int height, boolean autoEnter, boolean isLive, boolean isPlaying) {
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
             Activity activity = JniFlutterPlugin.getActivity(engineId);
             assert activity != null;
             PictureInPictureParams.Builder builder = new PictureInPictureParams.Builder()
                     .setAspectRatio(new Rational(width, height));
+            setPipActions(activity, builder, isLive, isPlaying);
             if (autoEnter) {
                 if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
                     builder.setAutoEnterEnabled(true);
@@ -166,6 +172,42 @@ public final class AndroidHelper {
         }
     }
 
+    @RequiresApi(api = Build.VERSION_CODES.O)
+    public static void updatePipActions(long engineId, boolean isLive, boolean isPlaying) {
+        Activity activity = JniFlutterPlugin.getActivity(engineId);
+        assert activity != null;
+        PictureInPictureParams.Builder builder = new PictureInPictureParams.Builder();
+        setPipActions(activity, builder, isLive, isPlaying);
+        activity.setPictureInPictureParams(builder.build());
+    }
+
+    @RequiresApi(api = Build.VERSION_CODES.O)
+    private static void setPipActions(Activity activity, PictureInPictureParams.Builder builder, boolean isLive, boolean isPlaying) {
+        ArrayList<RemoteAction> actionList = new ArrayList<>();
+        if (!isLive) {
+            actionList.add(getRemoteAction(activity, R.drawable.ic_baseline_replay_10_24, "ACTION_REWIND", PlaybackState.ACTION_REWIND));
+        }
+        if (isPlaying) {
+            actionList.add(getRemoteAction(activity, android.R.drawable.ic_media_pause, "ACTION_PAUSE", PlaybackState.ACTION_PAUSE));
+        } else {
+            actionList.add(getRemoteAction(activity, android.R.drawable.ic_media_play, "ACTION_PLAY", PlaybackState.ACTION_PLAY));
+        }
+        if (!isLive) {
+            actionList.add(getRemoteAction(activity, R.drawable.ic_baseline_forward_10_24, "ACTION_FAST_FORWARD", PlaybackState.ACTION_FAST_FORWARD));
+        }
+        builder.setActions(actionList);
+    }
+
+    @RequiresApi(api = Build.VERSION_CODES.O)
+    private static RemoteAction getRemoteAction(Activity activity, @DrawableRes int resId, String title, long action) {
+        return new RemoteAction(
+                Icon.createWithResource(activity, resId),
+                title,
+                title,
+                Objects.requireNonNull(MediaHelper.buildMediaButtonPendingIntent(activity, action))
+        );
+    }
+
     public static void disableAutoEnterPip(long engineId) {
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
             Activity activity = JniFlutterPlugin.getActivity(engineId);

android/app/src/main/java/com/example/piliplus/MediaHelper.java

@@ -0,0 +1,100 @@
+/*
+ * Copyright 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.example.piliplus;
+
+import android.app.PendingIntent;
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.content.pm.ResolveInfo;
+import android.media.session.PlaybackState;
+import android.os.Build;
+import android.util.Log;
+import android.view.KeyEvent;
+
+import java.util.List;
+
+public class MediaHelper {
+    private static final String TAG = "MediaButtonReceiver";
+
+    public static PendingIntent buildMediaButtonPendingIntent(Context context, long action) {
+        ComponentName mbrComponent = getMediaButtonReceiverComponent(context);
+        if (mbrComponent == null) {
+            Log.w(TAG, "A unique media button receiver could not be found in the given context, so "
+                    + "couldn't build a pending intent.");
+            return null;
+        }
+        return buildMediaButtonPendingIntent(context, mbrComponent, action);
+    }
+
+    public static PendingIntent buildMediaButtonPendingIntent(Context context, ComponentName mbrComponent, long action) {
+        if (mbrComponent == null) {
+            Log.w(TAG, "The component name of media button receiver should be provided.");
+            return null;
+        }
+        int keyCode = PlaybackStateCompat_toKeyCode(action);
+        if (keyCode == KeyEvent.KEYCODE_UNKNOWN) {
+            Log.w(TAG,
+                    "Cannot build a media button pending intent with the given action: " + action);
+            return null;
+        }
+        Intent intent = new Intent(Intent.ACTION_MEDIA_BUTTON);
+        intent.setComponent(mbrComponent);
+        intent.putExtra(Intent.EXTRA_KEY_EVENT, new KeyEvent(KeyEvent.ACTION_DOWN, keyCode));
+        intent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND);
+        return PendingIntent.getBroadcast(context, keyCode, intent,
+                Build.VERSION.SDK_INT >= 31 ? PendingIntent.FLAG_MUTABLE : 0);
+    }
+
+    public static int PlaybackStateCompat_toKeyCode(long action) {
+        if (action == PlaybackState.ACTION_PLAY) {
+            return KeyEvent.KEYCODE_MEDIA_PLAY;
+        } else if (action == PlaybackState.ACTION_PAUSE) {
+            return KeyEvent.KEYCODE_MEDIA_PAUSE;
+        } else if (action == PlaybackState.ACTION_SKIP_TO_NEXT) {
+            return KeyEvent.KEYCODE_MEDIA_NEXT;
+        } else if (action == PlaybackState.ACTION_SKIP_TO_PREVIOUS) {
+            return KeyEvent.KEYCODE_MEDIA_PREVIOUS;
+        } else if (action == PlaybackState.ACTION_STOP) {
+            return KeyEvent.KEYCODE_MEDIA_STOP;
+        } else if (action == PlaybackState.ACTION_FAST_FORWARD) {
+            return KeyEvent.KEYCODE_MEDIA_FAST_FORWARD;
+        } else if (action == PlaybackState.ACTION_REWIND) {
+            return KeyEvent.KEYCODE_MEDIA_REWIND;
+        } else if (action == PlaybackState.ACTION_PLAY_PAUSE) {
+            return KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE;
+        }
+        return KeyEvent.KEYCODE_UNKNOWN;
+    }
+
+    public static ComponentName getMediaButtonReceiverComponent(Context context) {
+        Intent queryIntent = new Intent(Intent.ACTION_MEDIA_BUTTON);
+        queryIntent.setPackage(context.getPackageName());
+        PackageManager pm = context.getPackageManager();
+        List<ResolveInfo> resolveInfos = pm.queryBroadcastReceivers(queryIntent, 0);
+        if (resolveInfos.size() == 1) {
+            ResolveInfo resolveInfo = resolveInfos.get(0);
+            return new ComponentName(resolveInfo.activityInfo.packageName,
+                    resolveInfo.activityInfo.name);
+        } else if (resolveInfos.size() > 1) {
+            Log.w(TAG, "More than one BroadcastReceiver that handles "
+                    + Intent.ACTION_MEDIA_BUTTON + " was found, returning null.");
+        }
+        return null;
+    }
+}

lib/plugin/pl_player/controller.dart

@@ -276,6 +276,7 @@ class PlPlayerController with BlockConfigMixin {
   }
 
   late bool _isAutoEnterPip = false;
+  bool get isAutoEnterPip => _isAutoEnterPip;
 
   static bool get _isCurrVideoPage {
     final routing = Get.routing;
@@ -296,6 +297,8 @@ class PlPlayerController with BlockConfigMixin {
         autoEnter: autoEnter,
         width: state.width == 0 ? width : state.width,
         height: state.height == 0 ? height : state.height,
+        isLive: isLive,
+        isPlaying: playerStatus.isPlaying,
       );
     }
   }
@@ -1075,18 +1078,10 @@ class PlPlayerController with BlockConfigMixin {
       //   }
       // }),
       // 媒体通知监听
-      if (videoPlayerServiceHandler != null) ...[
+      if (videoPlayerServiceHandler != null)
-        playerStatus.listen((PlayerStatus event) {
-          videoPlayerServiceHandler!.onStatusChange(
-            event,
-            isBuffering.value,
-            isLive,
-          );
-        }),
         positionSeconds.listen((int event) {
           videoPlayerServiceHandler!.onPositionChange(Duration(seconds: event));
         }),
-      ],
     ];
   }
 

lib/services/audio_handler.dart

@@ -1,4 +1,5 @@
-import 'dart:io' show File;
+import 'dart:io' show File, Platform;
+import 'dart:ui' show PlatformDispatcher;
 
 import 'package:PiliPlus/common/constants.dart';
 import 'package:PiliPlus/grpc/bilibili/app/listener/v1.pb.dart' show DetailItem;
@@ -9,6 +10,7 @@ import 'package:PiliPlus/models_new/video/video_detail/data.dart';
 import 'package:PiliPlus/models_new/video/video_detail/page.dart';
 import 'package:PiliPlus/plugin/pl_player/controller.dart';
 import 'package:PiliPlus/plugin/pl_player/models/play_status.dart';
+import 'package:PiliPlus/utils/android/bindings.g.dart';
 import 'package:PiliPlus/utils/image_utils.dart';
 import 'package:PiliPlus/utils/path_utils.dart';
 import 'package:PiliPlus/utils/storage_pref.dart';
@@ -120,6 +122,15 @@ class VideoPlayerServiceHandler extends BaseAudioHandler with SeekHandler {
         },
       ),
     );
+    if (Platform.isAndroid &&
+        (AndroidHelper.isPipMode ||
+            PlPlayerController.instance?.isAutoEnterPip == true)) {
+      AndroidHelper.updatePipActions(
+        PlatformDispatcher.instance.engineId!,
+        isLive,
+        playing,
+      );
+    }
   }
 
   void onStatusChange(PlayerStatus status, bool isBuffering, isLive) {

lib/utils/android/android_helper.dart

@@ -73,12 +73,19 @@ abstract final class PiliAndroidHelper {
   }
 
   @pragma('vm:prefer-inline')
-  static void enterPip(int width, int height, bool autoEnter) =>
+  static void enterPip(
-      AndroidHelper.enterPip(
+    int width,
+    int height, {
+    required bool autoEnter,
+    required bool isLive,
+    required bool isPlaying,
+  }) => AndroidHelper.enterPip(
+    PlatformDispatcher.instance.engineId!,
     width,
     height,
     autoEnter,
-        PlatformDispatcher.instance.engineId!,
+    isLive,
+    isPlaying,
   );
 
   @pragma('vm:prefer-inline')

lib/utils/android/bindings.g.dart

@@ -447,7 +447,7 @@ extension type AndroidHelper._(jni$_.JObject _$this) implements jni$_.JObject {
 
   static final _id_enterPip = _class.staticMethodId(
     r'enterPip',
-    r'(IIZJ)V',
+    r'(JIIZZZ)V',
   );
 
   static final _enterPip =
@@ -457,7 +457,14 @@ extension type AndroidHelper._(jni$_.JObject _$this) implements jni$_.JObject {
                 jni$_.Pointer<jni$_.Void>,
                 jni$_.JMethodIDPtr,
                 jni$_.VarArgs<
-                  (jni$_.Int32, jni$_.Int32, jni$_.Int32, jni$_.Int64)
+                  (
+                    jni$_.Int64,
+                    jni$_.Int32,
+                    jni$_.Int32,
+                    jni$_.Int32,
+                    jni$_.Int32,
+                    jni$_.Int32,
+                  )
                 >,
               )
             >
@@ -470,24 +477,71 @@ extension type AndroidHelper._(jni$_.JObject _$this) implements jni$_.JObject {
               core$_.int,
               core$_.int,
               core$_.int,
+              core$_.int,
+              core$_.int,
             )
           >();
 
-  /// from: `static public void enterPip(int width, int height, boolean autoEnter, long engineId)`
+  /// from: `static public void enterPip(long engineId, int width, int height, boolean autoEnter, boolean isLive, boolean isPlaying)`
   static void enterPip(
+    core$_.int engineId,
     core$_.int width,
     core$_.int height,
     core$_.bool autoEnter,
-    core$_.int engineId,
+    core$_.bool isLive,
+    core$_.bool isPlaying,
   ) {
     final _$$classRef = _class.reference;
     _enterPip(
       _$$classRef.pointer,
       _id_enterPip.pointer,
+      engineId,
       width,
       height,
       autoEnter ? 1 : 0,
+      isLive ? 1 : 0,
+      isPlaying ? 1 : 0,
+    ).check();
+  }
+
+  static final _id_updatePipActions = _class.staticMethodId(
+    r'updatePipActions',
+    r'(JZZ)V',
+  );
+
+  static final _updatePipActions =
+      jni$_.ProtectedJniExtensions.lookup<
+            jni$_.NativeFunction<
+              jni$_.JThrowablePtr Function(
+                jni$_.Pointer<jni$_.Void>,
+                jni$_.JMethodIDPtr,
+                jni$_.VarArgs<(jni$_.Int64, jni$_.Int32, jni$_.Int32)>,
+              )
+            >
+          >('globalEnv_CallStaticVoidMethod')
+          .asFunction<
+            jni$_.JThrowablePtr Function(
+              jni$_.Pointer<jni$_.Void>,
+              jni$_.JMethodIDPtr,
+              core$_.int,
+              core$_.int,
+              core$_.int,
+            )
+          >();
+
+  /// from: `static public void updatePipActions(long engineId, boolean isLive, boolean isPlaying)`
+  static void updatePipActions(
+    core$_.int engineId,
+    core$_.bool isLive,
+    core$_.bool isPlaying,
+  ) {
+    final _$$classRef = _class.reference;
+    _updatePipActions(
+      _$$classRef.pointer,
+      _id_updatePipActions.pointer,
       engineId,
+      isLive ? 1 : 0,
+      isPlaying ? 1 : 0,
     ).check();
   }
 

lib/utils/page_utils.dart

@@ -193,7 +193,13 @@ abstract final class PageUtils {
     return (min <= aspectRatio) && (aspectRatio <= max);
   }
 
-  static void enterPip({int? width, int? height, bool autoEnter = false}) {
+  static void enterPip({
+    int? width,
+    int? height,
+    bool autoEnter = false,
+    required bool isLive,
+    required bool isPlaying,
+  }) {
     if (width != null &&
         height != null &&
         !_fitsInAndroidRequirements(width, height)) {
@@ -205,7 +211,13 @@ abstract final class PageUtils {
         height = 9;
       }
     }
-    PiliAndroidHelper.enterPip(width ?? 16, height ?? 9, autoEnter);
+    PiliAndroidHelper.enterPip(
+      width ?? 16,
+      height ?? 9,
+      autoEnter: autoEnter,
+      isLive: isLive,
+      isPlaying: isPlaying,
+    );
   }
 
   static Future<void> pushDynDetail(

tool/jnigen.dart

@@ -15,7 +15,7 @@ void main(List<String> args) {
       androidSdkConfig: AndroidSdkConfig(addGradleDeps: true),
       sourcePath: [packageRoot.resolve('android/app/src/main/java')],
       classes: [
-        'com.example.piliplus',
+        'com.example.piliplus.AndroidHelper',
         'java.lang.Runnable',
       ],
     ),