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Commit f90b8133 authored by ezio84's avatar ezio84 Committed by Łukasz Patron
Browse files

LineageButtons: Add support for skipping tracks with remote control 

For Spotify and other players that allow music controls for
remote devices (PC, PS4) through the media notification

Change-Id: I38887f8b1cff1a0c1e3adadbfe37d5af59b5cdcc
parent d8742f07

sdk/src/java/org/lineageos/internal/buttons/LineageButtons.java

+37 −8
Original line number Original line Diff line number Diff line 
/**

/**

 * Copyright (C) 2017 The LineageOS Project

 * Copyright (C) 2018,2020 The LineageOS Project

 *

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * you may not use this file except in compliance with the License.
@@ -21,7 +21,10 @@ import android.content.Context; 
import android.content.res.Resources;

import android.content.res.Resources;

import android.database.ContentObserver;

import android.database.ContentObserver;

import android.media.AudioManager;

import android.media.AudioManager;

import android.media.session.MediaController;

import android.media.session.MediaSessionLegacyHelper;

import android.media.session.MediaSessionLegacyHelper;

import android.media.session.MediaSessionManager;

import android.media.session.PlaybackState;

import android.os.Handler;

import android.os.Handler;

import android.os.Message;

import android.os.Message;

import android.os.UserHandle;

import android.os.UserHandle;
@@ -31,6 +34,8 @@ import android.view.ViewConfiguration; 




import lineageos.providers.LineageSettings;

import lineageos.providers.LineageSettings;





import java.util.List;



public final class LineageButtons {

public final class LineageButtons {

    private final String TAG = "LineageButtons";

    private final String TAG = "LineageButtons";

    private final boolean DEBUG = false;

    private final boolean DEBUG = false;
@@ -38,7 +43,8 @@ public final class LineageButtons { 
    private static final int MSG_DISPATCH_VOLKEY_WITH_WAKELOCK = 1;

    private static final int MSG_DISPATCH_VOLKEY_WITH_WAKELOCK = 1;





    private final Context mContext;

    private final Context mContext;

    private ButtonHandler mHandler;

    private final ButtonHandler mHandler;

    private final MediaSessionManager mMediaSessionManager;





    private boolean mIsLongPress = false;

    private boolean mIsLongPress = false;
@@ -54,8 +60,7 @@ public final class LineageButtons { 
                    if (DEBUG) {

                    if (DEBUG) {

                        Slog.d(TAG, "Dispatching key to audio service");

                        Slog.d(TAG, "Dispatching key to audio service");

                    }

                    }

                    dispatchMediaKeyToAudioService(ev);

                    onSkipTrackEvent(ev);

                    dispatchMediaKeyToAudioService(KeyEvent.changeAction(ev, KeyEvent.ACTION_UP));

                    break;

                    break;

            }

            }

        }

        }
@@ -64,6 +69,7 @@ public final class LineageButtons { 
    public LineageButtons(Context context) {

    public LineageButtons(Context context) {

        mContext = context;

        mContext = context;

        mHandler = new ButtonHandler();

        mHandler = new ButtonHandler();

        mMediaSessionManager = mContext.getSystemService(MediaSessionManager.class);





        SettingsObserver observer = new SettingsObserver(new Handler());

        SettingsObserver observer = new SettingsObserver(new Handler());

        observer.observe();

        observer.observe();
@@ -129,11 +135,34 @@ public final class LineageButtons { 
        return true;

        return true;

    }

    }





    void dispatchMediaKeyToAudioService(KeyEvent ev) {

    private void triggerKeyEvents(KeyEvent evDown, MediaController controller) {

        if (DEBUG) {

        final KeyEvent evUp = KeyEvent.changeAction(evDown, KeyEvent.ACTION_UP);

            Slog.d(TAG, "Dispatching KeyEvent " + ev + " to audio service");

        mHandler.post(() -> controller.dispatchMediaButtonEvent(evDown));

        mHandler.postDelayed(() -> controller.dispatchMediaButtonEvent(evUp), 20);

    }



    public void onSkipTrackEvent(KeyEvent ev) {

        if (mMediaSessionManager != null) {

            final List<MediaController> sessions = mMediaSessionManager.getActiveSessionsForUser(

                    null, UserHandle.USER_ALL);

            for (MediaController mediaController : sessions) {

                if (PlaybackState.STATE_PLAYING ==

                        getMediaControllerPlaybackState(mediaController)) {

                    triggerKeyEvents(ev, mediaController);

                    break;

                }

            }

        }

    }



    private int getMediaControllerPlaybackState(MediaController controller) {

        if (controller != null) {

            final PlaybackState playbackState = controller.getPlaybackState();

            if (playbackState != null) {

                return playbackState.getState();

            }

        }

        }

        MediaSessionLegacyHelper.getHelper(mContext).sendMediaButtonEvent(ev, true);

        return PlaybackState.STATE_NONE;

    }

    }





    class SettingsObserver extends ContentObserver {

    class SettingsObserver extends ContentObserver {