Merge pull request #657 from h4h13/maintabs

Maintabs

app/src/main/java/code/name/monkey/retromusic/activities/LyricsActivity.kt

@@ -417,7 +417,6 @@ class LyricsActivity : AbsMusicServiceActivity(), View.OnClickListener, ViewPage
         private fun loadLRCLyrics() {
             lyricsView.resetView("Empty")
             val song = MusicPlayerRemote.currentSong
-            println("${song.title} ${song.artistName}")
             if (LyricUtil.isLrcFileExist(song.title, song.artistName)) {
                 showLyricsLocal(LyricUtil.getLocalLyricFile(song.title, song.artistName))
             }

app/src/main/java/code/name/monkey/retromusic/activities/MainActivity.java

@@ -0,0 +1,756 @@
+/*
+ * Copyright (c) 2020 Hemanth Savarala.
+ *
+ * Licensed under the GNU General Public License v3
+ *
+ * This is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License as published by
+ *  the Free Software Foundation either version 3 of the License, or (at your option) any later version.
+ *
+ * This software is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+ * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ */
+
+package code.name.monkey.retromusic.activities;
+
+import android.app.ActivityOptions;
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.content.SharedPreferences;
+import android.content.pm.PackageInfo;
+import android.content.pm.PackageManager.NameNotFoundException;
+import android.content.res.ColorStateList;
+import android.graphics.Color;
+import android.net.Uri;
+import android.os.Bundle;
+import android.provider.MediaStore;
+import android.util.Log;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.view.SubMenu;
+import android.view.View;
+import androidx.annotation.NonNull;
+import androidx.appcompat.widget.Toolbar;
+import androidx.core.app.ActivityCompat;
+import androidx.fragment.app.Fragment;
+import code.name.monkey.appthemehelper.util.ATHUtil;
+import code.name.monkey.appthemehelper.util.ToolbarContentTintHelper;
+import code.name.monkey.retromusic.R;
+import code.name.monkey.retromusic.activities.base.AbsSlidingMusicPanelActivity;
+import code.name.monkey.retromusic.dialogs.CreatePlaylistDialog;
+import code.name.monkey.retromusic.dialogs.OptionsSheetDialogFragment;
+import code.name.monkey.retromusic.fragments.base.AbsLibraryPagerRecyclerViewCustomGridSizeFragment;
+import code.name.monkey.retromusic.fragments.mainactivity.AlbumsFragment;
+import code.name.monkey.retromusic.fragments.mainactivity.ArtistsFragment;
+import code.name.monkey.retromusic.fragments.mainactivity.GenresFragment;
+import code.name.monkey.retromusic.fragments.mainactivity.PlayingQueueFragment;
+import code.name.monkey.retromusic.fragments.mainactivity.PlaylistsFragment;
+import code.name.monkey.retromusic.fragments.mainactivity.SongsFragment;
+import code.name.monkey.retromusic.fragments.mainactivity.folders.FoldersFragment;
+import code.name.monkey.retromusic.fragments.mainactivity.home.BannerHomeFragment;
+import code.name.monkey.retromusic.helper.MusicPlayerRemote;
+import code.name.monkey.retromusic.helper.SearchQueryHelper;
+import code.name.monkey.retromusic.helper.SortOrder.AlbumSortOrder;
+import code.name.monkey.retromusic.helper.SortOrder.ArtistSortOrder;
+import code.name.monkey.retromusic.helper.SortOrder.SongSortOrder;
+import code.name.monkey.retromusic.interfaces.CabHolder;
+import code.name.monkey.retromusic.interfaces.MainActivityFragmentCallbacks;
+import code.name.monkey.retromusic.loaders.AlbumLoader;
+import code.name.monkey.retromusic.loaders.ArtistLoader;
+import code.name.monkey.retromusic.loaders.PlaylistSongsLoader;
+import code.name.monkey.retromusic.model.Song;
+import code.name.monkey.retromusic.service.MusicService;
+import code.name.monkey.retromusic.util.AppRater;
+import code.name.monkey.retromusic.util.NavigationUtil;
+import code.name.monkey.retromusic.util.PreferenceUtil;
+import code.name.monkey.retromusic.util.RetroColorUtil;
+import code.name.monkey.retromusic.util.RetroUtil;
+import com.afollestad.materialcab.MaterialCab;
+import com.afollestad.materialcab.MaterialCab.Callback;
+import com.google.android.material.appbar.AppBarLayout;
+import com.google.android.material.card.MaterialCardView;
+import java.util.ArrayList;
+import java.util.List;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+/**
+ * Created by hemanths on 2020-02-19.
+ */
+public class MainActivity extends AbsSlidingMusicPanelActivity
+        implements CabHolder, SharedPreferences.OnSharedPreferenceChangeListener {
+
+    public static final String TAG = MainActivity.class.getSimpleName();
+
+    public static final int APP_INTRO_REQUEST = 100;
+
+    public static final String EXPAND_PANEL = "expand_panel";
+
+    @Nullable
+    MainActivityFragmentCallbacks currentFragment;
+
+    private boolean blockRequestPermissions = false;
+
+    private MaterialCab cab;
+
+    private AppBarLayout mAppBarLayout;
+
+    private final BroadcastReceiver mBroadcastReceiver = new BroadcastReceiver() {
+        @Override
+        public void onReceive(final Context context, final Intent intent) {
+            String action = intent.getAction();
+            if (action != null && action.equals(Intent.ACTION_SCREEN_OFF)) {
+                if (PreferenceUtil.getInstance(context).getLockScreen() && MusicPlayerRemote.isPlaying()) {
+                    final Intent activity = new Intent(context, LockScreenActivity.class);
+                    activity.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+                    activity.addFlags(Intent.FLAG_ACTIVITY_NO_HISTORY);
+                    ActivityCompat.startActivity(context, activity, null);
+                }
+            }
+        }
+    };
+
+    private final IntentFilter mIntentFilter = new IntentFilter(Intent.ACTION_SCREEN_OFF);
+
+    private Toolbar mToolbar;
+
+    private MaterialCardView mToolbarContainer;
+
+    @Override
+    protected void onCreate(@Nullable final Bundle savedInstanceState) {
+        setDrawUnderStatusBar();
+        super.onCreate(savedInstanceState);
+        setStatusbarColorAuto();
+        setNavigationbarColorAuto();
+        setLightNavigationBar(true);
+        setTaskDescriptionColorAuto();
+        hideStatusBar();
+        setBottomBarVisibility(View.VISIBLE);
+
+        getBottomNavigationView().setSelectedItemId(PreferenceUtil.getInstance(this).getLastPage());
+        getBottomNavigationView().setOnNavigationItemSelectedListener(item -> {
+            PreferenceUtil.getInstance(MainActivity.this).setLastPage(item.getItemId());
+            selectedFragment(item.getItemId());
+            return true;
+        });
+
+        if (savedInstanceState == null) {
+            setMusicChooser(PreferenceUtil.getInstance(this).getLastMusicChooser());
+        } else {
+            restoreCurrentFragment();
+        }
+
+        mToolbarContainer = findViewById(R.id.toolbarContainer);
+        mToolbar = findViewById(R.id.toolbar);
+        mAppBarLayout = findViewById(R.id.appBarLayout);
+
+        checkShowChangelog();
+        AppRater.appLaunched(this);
+        setupToolbar();
+    }
+
+    @Override
+    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+        super.onActivityResult(requestCode, resultCode, data);
+        if (requestCode == APP_INTRO_REQUEST) {
+            blockRequestPermissions = false;
+            if (!hasPermissions()) {
+                requestPermissions();
+            }
+        }
+    }
+
+    @Override
+    protected void onResume() {
+        super.onResume();
+        registerReceiver(mBroadcastReceiver, mIntentFilter);
+        PreferenceUtil.getInstance(this).registerOnSharedPreferenceChangedListener(this);
+
+        if (getIntent().hasExtra(EXPAND_PANEL)) {
+            if (getIntent().getBooleanExtra(EXPAND_PANEL, false)) {
+                expandPanel();
+                getIntent().putExtra(EXPAND_PANEL, false);
+            }
+        }
+    }
+
+    @Override
+    public void onDestroy() {
+        super.onDestroy();
+        unregisterReceiver(mBroadcastReceiver);
+        PreferenceUtil.getInstance(this).unregisterOnSharedPreferenceChangedListener(this);
+    }
+
+    public void addOnAppBarOffsetChangedListener(
+            @NonNull AppBarLayout.OnOffsetChangedListener onOffsetChangedListener) {
+        mAppBarLayout.addOnOffsetChangedListener(onOffsetChangedListener);
+    }
+
+    public int getTotalAppBarScrollingRange() {
+        return mAppBarLayout.getTotalScrollRange();
+    }
+
+    @Override
+    public boolean handleBackPress() {
+        if (cab != null && cab.isActive()) {
+            cab.finish();
+            return true;
+        }
+        return super.handleBackPress() || (currentFragment != null && currentFragment.handleBackPress());
+    }
+
+    @Override
+    public boolean onCreateOptionsMenu(final Menu menu) {
+        getMenuInflater().inflate(R.menu.menu_main, menu);
+        if (isPlaylistPage()) {
+            menu.add(0, R.id.action_new_playlist, 0, R.string.new_playlist_title)
+                    .setIcon(R.drawable.ic_playlist_add_white_24dp).setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);
+        }
+        if (isHomePage()) {
+            menu.add(0, R.id.action_search, 0, getString(R.string.action_search))
+                    .setIcon(R.drawable.ic_mic_white_24dp).setShowAsActionFlags(MenuItem.SHOW_AS_ACTION_IF_ROOM);
+        }
+        Fragment fragment = getCurrentFragment();
+        if (fragment instanceof AbsLibraryPagerRecyclerViewCustomGridSizeFragment) {
+            AbsLibraryPagerRecyclerViewCustomGridSizeFragment currentFragment
+                    = (AbsLibraryPagerRecyclerViewCustomGridSizeFragment) fragment;
+            if (currentFragment instanceof SongsFragment) {
+                menu.removeItem(R.id.action_grid_size);
+                menu.removeItem(R.id.action_layout_type);
+            } else {
+                MenuItem gridSizeItem = menu.findItem(R.id.action_grid_size);
+                if (RetroUtil.isLandscape()) {
+                    gridSizeItem.setTitle(R.string.action_grid_size_land);
+                }
+                setUpGridSizeMenu(currentFragment, gridSizeItem.getSubMenu());
+                MenuItem layoutItem = menu.findItem(R.id.action_layout_type);
+                setupLayoutMenu(currentFragment, layoutItem.getSubMenu());
+            }
+            setUpSortOrderMenu(currentFragment, menu.findItem(R.id.action_sort_order).getSubMenu());
+        } else {
+            menu.removeItem(R.id.action_layout_type);
+            menu.removeItem(R.id.action_grid_size);
+            menu.removeItem(R.id.action_sort_order);
+        }
+        return super.onCreateOptionsMenu(menu);
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(@NonNull final MenuItem item) {
+        Fragment fragment = getCurrentFragment();
+        if (fragment instanceof AbsLibraryPagerRecyclerViewCustomGridSizeFragment) {
+            AbsLibraryPagerRecyclerViewCustomGridSizeFragment currentFragment
+                    = (AbsLibraryPagerRecyclerViewCustomGridSizeFragment) fragment;
+            if (handleGridSizeMenuItem(currentFragment, item)) {
+                return true;
+            }
+            if (handleLayoutResType(currentFragment, item)) {
+                return true;
+            }
+            if (handleSortOrderMenuItem(currentFragment, item)) {
+                return true;
+            }
+        }
+        int id = item.getItemId();
+        switch (id) {
+            case R.id.action_search:
+                ActivityOptions options = ActivityOptions.makeSceneTransitionAnimation(this, mToolbarContainer,
+                        getString(R.string.transition_toolbar));
+                NavigationUtil.goToSearch(this, true, options);
+                break;
+            case R.id.action_new_playlist:
+                CreatePlaylistDialog.create().show(getSupportFragmentManager(), "CREATE_PLAYLIST");
+                return true;
+        }
+        return super.onOptionsItemSelected(item);
+    }
+
+    @Override
+    public boolean onPrepareOptionsMenu(final Menu menu) {
+        ToolbarContentTintHelper.handleOnPrepareOptionsMenu(this, mToolbar);
+        return super.onPrepareOptionsMenu(menu);
+    }
+
+    @Override
+    public void onServiceConnected() {
+        super.onServiceConnected();
+        handlePlaybackIntent(getIntent());
+    }
+
+    @Override
+    public void onSharedPreferenceChanged(final @NonNull SharedPreferences sharedPreferences,
+            final @NonNull String key) {
+        if (key.equals(PreferenceUtil.GENERAL_THEME) || key.equals(PreferenceUtil.BLACK_THEME) ||
+                key.equals(PreferenceUtil.ADAPTIVE_COLOR_APP) || key.equals(PreferenceUtil.DOMINANT_COLOR) ||
+                key.equals(PreferenceUtil.USER_NAME) || key.equals(PreferenceUtil.TOGGLE_FULL_SCREEN) ||
+                key.equals(PreferenceUtil.TOGGLE_VOLUME) || key.equals(PreferenceUtil.ROUND_CORNERS) ||
+                key.equals(PreferenceUtil.CAROUSEL_EFFECT) || key == PreferenceUtil.NOW_PLAYING_SCREEN_ID ||
+                key == PreferenceUtil.TOGGLE_GENRE || key.equals(PreferenceUtil.BANNER_IMAGE_PATH) ||
+                key == PreferenceUtil.PROFILE_IMAGE_PATH || key == PreferenceUtil.CIRCULAR_ALBUM_ART ||
+                key == PreferenceUtil.KEEP_SCREEN_ON || key == PreferenceUtil.TOGGLE_SEPARATE_LINE ||
+                key == PreferenceUtil.TOGGLE_HOME_BANNER || key == PreferenceUtil.TOGGLE_ADD_CONTROLS ||
+                key == PreferenceUtil.ALBUM_COVER_STYLE || key == PreferenceUtil.HOME_ARTIST_GRID_STYLE ||
+                key == PreferenceUtil.ALBUM_COVER_TRANSFORM || key == PreferenceUtil.DESATURATED_COLOR ||
+                key == PreferenceUtil.TAB_TEXT_MODE || key == PreferenceUtil.LIBRARY_CATEGORIES
+        ) {
+            postRecreate();
+        }
+    }
+
+    @NotNull
+    @Override
+    public MaterialCab openCab(final int menuRes, @NotNull final Callback callback) {
+        if (cab != null && cab.isActive()) {
+            cab.finish();
+        }
+        cab = new MaterialCab(this, R.id.cab_stub)
+                .setMenu(menuRes)
+                .setCloseDrawableRes(R.drawable.ic_close_white_24dp)
+                .setBackgroundColor(
+                        RetroColorUtil.shiftBackgroundColorForLightText(
+                                ATHUtil.INSTANCE.resolveColor(this, R.attr.colorSurface)))
+                .start(callback);
+        return cab;
+    }
+
+    public void removeOnAppBarOffsetChangedListener(
+            @NonNull AppBarLayout.OnOffsetChangedListener onOffsetChangedListener) {
+        mAppBarLayout.removeOnOffsetChangedListener(onOffsetChangedListener);
+    }
+
+    public void setCurrentFragment(Fragment fragment, String tag) {
+        String currentTag = null;
+        if (getSupportFragmentManager().findFragmentByTag(tag) != null) {
+            currentTag = getSupportFragmentManager().findFragmentByTag(tag).getTag();
+        }
+
+        if (!tag.equals(currentTag)) {
+            getSupportFragmentManager().beginTransaction()
+                    .replace(R.id.fragment_container, fragment, tag)
+                    .commit();
+            currentFragment = (MainActivityFragmentCallbacks) fragment;
+        }
+    }
+
+    public void setMusicChooser(final int option) {
+        PreferenceUtil.getInstance(this).setLastMusicChooser(option);
+        if (option == OptionsSheetDialogFragment.FOLDER) {
+            setCurrentFragment(FoldersFragment.newInstance(this), FoldersFragment.TAG);
+        } else {
+            selectedFragment(PreferenceUtil.getInstance(this).getLastPage());
+        }
+    }
+
+    @NotNull
+    @Override
+    protected View createContentView() {
+        return wrapSlidingMusicPanel(R.layout.activity_main_content);
+    }
+
+    @Override
+    protected void requestPermissions() {
+        if (!blockRequestPermissions) {
+            super.requestPermissions();
+        }
+    }
+
+    private void checkShowChangelog() {
+        try {
+            final PackageInfo pInfo = getPackageManager().getPackageInfo(getPackageName(), 0);
+            final int currentVersion = pInfo.versionCode;
+            if (currentVersion != PreferenceUtil.getInstance(this).getLastChangelogVersion()) {
+                startActivityForResult(new Intent(this, WhatsNewActivity.class), APP_INTRO_REQUEST);
+            }
+        } catch (NameNotFoundException e) {
+            e.printStackTrace();
+        }
+    }
+
+    @Nullable
+    private Fragment getCurrentFragment() {
+        return getSupportFragmentManager().findFragmentById(R.id.fragment_container);
+    }
+
+    private boolean handleGridSizeMenuItem(
+            @NonNull AbsLibraryPagerRecyclerViewCustomGridSizeFragment fragment,
+            @NonNull MenuItem item) {
+        int gridSize = 0;
+        switch (item.getItemId()) {
+            case R.id.action_grid_size_1:
+                gridSize = 1;
+                break;
+            case R.id.action_grid_size_2:
+                gridSize = 2;
+                break;
+            case R.id.action_grid_size_3:
+                gridSize = 3;
+                break;
+            case R.id.action_grid_size_4:
+                gridSize = 4;
+                break;
+            case R.id.action_grid_size_5:
+                gridSize = 5;
+                break;
+            case R.id.action_grid_size_6:
+                gridSize = 6;
+                break;
+            case R.id.action_grid_size_7:
+                gridSize = 7;
+                break;
+            case R.id.action_grid_size_8:
+                gridSize = 8;
+                break;
+        }
+
+        if (gridSize > 0) {
+            item.setChecked(true);
+            fragment.setAndSaveGridSize(gridSize);
+            return true;
+        }
+        return false;
+    }
+
+    private boolean handleLayoutResType(
+            final AbsLibraryPagerRecyclerViewCustomGridSizeFragment fragment,
+            final MenuItem item) {
+        int layoutRes = -1;
+        switch (item.getItemId()) {
+            case R.id.action_layout_normal:
+                layoutRes = R.layout.item_grid;
+                break;
+            case R.id.action_layout_card:
+                layoutRes = R.layout.item_card;
+                break;
+            case R.id.action_layout_colored_card:
+                layoutRes = R.layout.item_card_color;
+                break;
+            case R.id.action_layout_circular:
+                layoutRes = R.layout.item_grid_circle;
+                break;
+            case R.id.action_layout_image:
+                layoutRes = R.layout.image;
+                break;
+            case R.id.action_layout_gradient_image:
+                layoutRes = R.layout.item_image_gradient;
+                break;
+        }
+        if (layoutRes != -1) {
+            item.setChecked(true);
+            fragment.setAndSaveLayoutRes(layoutRes);
+            return true;
+        }
+        return false;
+    }
+
+    private void handlePlaybackIntent(@Nullable Intent intent) {
+        if (intent == null) {
+            return;
+        }
+
+        Uri uri = intent.getData();
+        String mimeType = intent.getType();
+        boolean handled = false;
+
+        if (intent.getAction() != null && intent.getAction()
+                .equals(MediaStore.INTENT_ACTION_MEDIA_PLAY_FROM_SEARCH)) {
+            final List<Song> songs = SearchQueryHelper.getSongs(this, intent.getExtras());
+            if (MusicPlayerRemote.getShuffleMode() == MusicService.SHUFFLE_MODE_SHUFFLE) {
+                MusicPlayerRemote.openAndShuffleQueue(songs, true);
+            } else {
+                MusicPlayerRemote.openQueue(songs, 0, true);
+            }
+            handled = true;
+        }
+
+        if (uri != null && uri.toString().length() > 0) {
+            MusicPlayerRemote.playFromUri(uri);
+            handled = true;
+        } else if (MediaStore.Audio.Playlists.CONTENT_TYPE.equals(mimeType)) {
+            final int id = (int) parseIdFromIntent(intent, "playlistId", "playlist");
+            if (id >= 0) {
+                int position = intent.getIntExtra("position", 0);
+                List<Song> songs = new ArrayList<>(PlaylistSongsLoader.getPlaylistSongList(this, id));
+                MusicPlayerRemote.openQueue(songs, position, true);
+                handled = true;
+            }
+        } else if (MediaStore.Audio.Albums.CONTENT_TYPE.equals(mimeType)) {
+            final int id = (int) parseIdFromIntent(intent, "albumId", "album");
+            if (id >= 0) {
+                int position = intent.getIntExtra("position", 0);
+                MusicPlayerRemote.openQueue(AlbumLoader.getAlbum(this, id).getSongs(), position, true);
+                handled = true;
+            }
+        } else if (MediaStore.Audio.Artists.CONTENT_TYPE.equals(mimeType)) {
+            final int id = (int) parseIdFromIntent(intent, "artistId", "artist");
+            if (id >= 0) {
+                int position = intent.getIntExtra("position", 0);
+                MusicPlayerRemote.openQueue(ArtistLoader.getArtist(this, id).getSongs(), position, true);
+                handled = true;
+            }
+        }
+        if (handled) {
+            setIntent(new Intent());
+        }
+    }
+
+    private boolean handleSortOrderMenuItem(
+            @NonNull AbsLibraryPagerRecyclerViewCustomGridSizeFragment
+                    fragment, @NonNull MenuItem item) {
+        String sortOrder = null;
+        if (fragment instanceof AlbumsFragment) {
+            switch (item.getItemId()) {
+                case R.id.action_album_sort_order_asc:
+                    sortOrder = AlbumSortOrder.ALBUM_A_Z;
+                    break;
+                case R.id.action_album_sort_order_desc:
+                    sortOrder = AlbumSortOrder.ALBUM_Z_A;
+                    break;
+                case R.id.action_album_sort_order_artist:
+                    sortOrder = AlbumSortOrder.ALBUM_ARTIST;
+                    break;
+                case R.id.action_album_sort_order_year:
+                    sortOrder = AlbumSortOrder.ALBUM_YEAR;
+                    break;
+            }
+        } else if (fragment instanceof ArtistsFragment) {
+            switch (item.getItemId()) {
+                case R.id.action_artist_sort_order_asc:
+                    sortOrder = ArtistSortOrder.ARTIST_A_Z;
+                    break;
+                case R.id.action_artist_sort_order_desc:
+                    sortOrder = ArtistSortOrder.ARTIST_Z_A;
+                    break;
+            }
+        } else if (fragment instanceof SongsFragment) {
+            switch (item.getItemId()) {
+                case R.id.action_song_sort_order_asc:
+                    sortOrder = SongSortOrder.SONG_A_Z;
+                    break;
+                case R.id.action_song_sort_order_desc:
+                    sortOrder = SongSortOrder.SONG_Z_A;
+                    break;
+                case R.id.action_song_sort_order_artist:
+                    sortOrder = SongSortOrder.SONG_ARTIST;
+                    break;
+                case R.id.action_song_sort_order_album:
+                    sortOrder = SongSortOrder.SONG_ALBUM;
+                    break;
+                case R.id.action_song_sort_order_year:
+                    sortOrder = SongSortOrder.SONG_YEAR;
+                    break;
+                case R.id.action_song_sort_order_date:
+                    sortOrder = SongSortOrder.SONG_DATE;
+                    break;
+                case R.id.action_song_sort_order_composer:
+                    sortOrder = SongSortOrder.COMPOSER;
+                    break;
+            }
+        }
+
+        if (sortOrder != null) {
+            item.setChecked(true);
+            fragment.setAndSaveSortOrder(sortOrder);
+            return true;
+        }
+
+        return false;
+    }
+
+    private boolean isHomePage() {
+        return getSupportFragmentManager().findFragmentByTag(BannerHomeFragment.TAG) instanceof BannerHomeFragment;
+    }
+
+    private boolean isPlaylistPage() {
+        return getSupportFragmentManager().findFragmentByTag(PlaylistsFragment.TAG) instanceof PlaylistsFragment;
+    }
+
+    private long parseIdFromIntent(@NonNull Intent intent, String longKey,
+            String stringKey) {
+        long id = intent.getLongExtra(longKey, -1);
+        if (id < 0) {
+            String idString = intent.getStringExtra(stringKey);
+            if (idString != null) {
+                try {
+                    id = Long.parseLong(idString);
+                } catch (NumberFormatException e) {
+                    Log.e(TAG, e.getMessage());
+                }
+            }
+        }
+        return id;
+    }
+
+    private void restoreCurrentFragment() {
+        currentFragment = (MainActivityFragmentCallbacks) getSupportFragmentManager()
+                .findFragmentById(R.id.fragment_container);
+    }
+
+    private void selectedFragment(final int itemId) {
+        switch (itemId) {
+            case R.id.action_album:
+                setCurrentFragment(AlbumsFragment.newInstance(), AlbumsFragment.TAG);
+                break;
+            case R.id.action_artist:
+                setCurrentFragment(ArtistsFragment.newInstance(), ArtistsFragment.TAG);
+                break;
+            case R.id.action_playlist:
+                setCurrentFragment(PlaylistsFragment.newInstance(), PlaylistsFragment.TAG);
+                break;
+            case R.id.action_genre:
+                setCurrentFragment(GenresFragment.newInstance(), GenresFragment.TAG);
+                break;
+            case R.id.action_playing_queue:
+                setCurrentFragment(PlayingQueueFragment.newInstance(), PlayingQueueFragment.TAG);
+                break;
+            case R.id.action_song:
+                setCurrentFragment(SongsFragment.newInstance(), SongsFragment.TAG);
+                break;
+            default:
+            case R.id.action_home:
+                setCurrentFragment(BannerHomeFragment.newInstance(), BannerHomeFragment.TAG);
+                break;
+        }
+    }
+
+    private void setUpGridSizeMenu(@NonNull AbsLibraryPagerRecyclerViewCustomGridSizeFragment fragment,
+            @NonNull SubMenu gridSizeMenu) {
+
+        switch (fragment.getGridSize()) {
+            case 1:
+                gridSizeMenu.findItem(R.id.action_grid_size_1).setChecked(true);
+                break;
+            case 2:
+                gridSizeMenu.findItem(R.id.action_grid_size_2).setChecked(true);
+                break;
+            case 3:
+                gridSizeMenu.findItem(R.id.action_grid_size_3).setChecked(true);
+                break;
+            case 4:
+                gridSizeMenu.findItem(R.id.action_grid_size_4).setChecked(true);
+                break;
+            case 5:
+                gridSizeMenu.findItem(R.id.action_grid_size_5).setChecked(true);
+                break;
+            case 6:
+                gridSizeMenu.findItem(R.id.action_grid_size_6).setChecked(true);
+                break;
+            case 7:
+                gridSizeMenu.findItem(R.id.action_grid_size_7).setChecked(true);
+                break;
+            case 8:
+                gridSizeMenu.findItem(R.id.action_grid_size_8).setChecked(true);
+                break;
+        }
+        int maxGridSize = fragment.getMaxGridSize();
+        if (maxGridSize < 8) {
+            gridSizeMenu.findItem(R.id.action_grid_size_8).setVisible(false);
+        }
+        if (maxGridSize < 7) {
+            gridSizeMenu.findItem(R.id.action_grid_size_7).setVisible(false);
+        }
+        if (maxGridSize < 6) {
+            gridSizeMenu.findItem(R.id.action_grid_size_6).setVisible(false);
+        }
+        if (maxGridSize < 5) {
+            gridSizeMenu.findItem(R.id.action_grid_size_5).setVisible(false);
+        }
+        if (maxGridSize < 4) {
+            gridSizeMenu.findItem(R.id.action_grid_size_4).setVisible(false);
+        }
+        if (maxGridSize < 3) {
+            gridSizeMenu.findItem(R.id.action_grid_size_3).setVisible(false);
+        }
+    }
+
+    private void setUpSortOrderMenu(
+            @NonNull AbsLibraryPagerRecyclerViewCustomGridSizeFragment fragment,
+            @NonNull SubMenu sortOrderMenu) {
+        String currentSortOrder = fragment.getSortOrder();
+        sortOrderMenu.clear();
+
+        if (fragment instanceof AlbumsFragment) {
+            sortOrderMenu.add(0, R.id.action_album_sort_order_asc, 0, R.string.sort_order_a_z)
+                    .setChecked(currentSortOrder.equals(AlbumSortOrder.ALBUM_A_Z));
+            sortOrderMenu.add(0, R.id.action_album_sort_order_desc, 1, R.string.sort_order_z_a)
+                    .setChecked(currentSortOrder.equals(AlbumSortOrder.ALBUM_Z_A));
+            sortOrderMenu.add(0, R.id.action_album_sort_order_artist, 2, R.string.sort_order_artist)
+                    .setChecked(currentSortOrder.equals(AlbumSortOrder.ALBUM_ARTIST));
+            sortOrderMenu.add(0, R.id.action_album_sort_order_year, 3, R.string.sort_order_year)
+                    .setChecked(currentSortOrder.equals(AlbumSortOrder.ALBUM_YEAR));
+        } else if (fragment instanceof ArtistsFragment) {
+            sortOrderMenu.add(0, R.id.action_artist_sort_order_asc, 0, R.string.sort_order_a_z)
+                    .setChecked(currentSortOrder.equals(ArtistSortOrder.ARTIST_A_Z));
+            sortOrderMenu.add(0, R.id.action_artist_sort_order_desc, 1, R.string.sort_order_z_a)
+                    .setChecked(currentSortOrder.equals(ArtistSortOrder.ARTIST_Z_A));
+        } else if (fragment instanceof SongsFragment) {
+            sortOrderMenu.add(0, R.id.action_song_sort_order_asc, 0, R.string.sort_order_a_z)
+                    .setChecked(currentSortOrder.equals(SongSortOrder.SONG_A_Z));
+            sortOrderMenu.add(0, R.id.action_song_sort_order_desc, 1, R.string.sort_order_z_a)
+                    .setChecked(currentSortOrder.equals(SongSortOrder.SONG_Z_A));
+            sortOrderMenu.add(0, R.id.action_song_sort_order_artist, 2, R.string.sort_order_artist)
+                    .setChecked(currentSortOrder.equals(SongSortOrder.SONG_ARTIST));
+            sortOrderMenu.add(0, R.id.action_song_sort_order_album, 3, R.string.sort_order_album)
+                    .setChecked(currentSortOrder.equals(SongSortOrder.SONG_ALBUM));
+            sortOrderMenu.add(0, R.id.action_song_sort_order_year, 4, R.string.sort_order_year)
+                    .setChecked(currentSortOrder.equals(SongSortOrder.SONG_YEAR));
+            sortOrderMenu.add(0, R.id.action_song_sort_order_date, 5, R.string.sort_order_date)
+                    .setChecked(currentSortOrder.equals(SongSortOrder.SONG_DATE));
+            sortOrderMenu.add(0, R.id.action_song_sort_order_composer, 6, R.string.sort_order_composer)
+                    .setChecked(currentSortOrder.equals(SongSortOrder.COMPOSER));
+        }
+
+        sortOrderMenu.setGroupCheckable(0, true, true);
+    }
+
+    private void setupLayoutMenu(
+            @NonNull final AbsLibraryPagerRecyclerViewCustomGridSizeFragment fragment,
+            @NonNull final SubMenu subMenu) {
+        switch (fragment.itemLayoutRes()) {
+            case R.layout.item_card:
+                subMenu.findItem(R.id.action_layout_card).setChecked(true);
+                break;
+            case R.layout.item_grid:
+                subMenu.findItem(R.id.action_layout_normal).setChecked(true);
+                break;
+            case R.layout.item_card_color:
+                subMenu.findItem(R.id.action_layout_colored_card).setChecked(true);
+                break;
+            case R.layout.item_grid_circle:
+                subMenu.findItem(R.id.action_layout_circular).setChecked(true);
+                break;
+            case R.layout.image:
+                subMenu.findItem(R.id.action_layout_image).setChecked(true);
+                break;
+            case R.layout.item_image_gradient:
+                subMenu.findItem(R.id.action_layout_gradient_image).setChecked(true);
+                break;
+        }
+    }
+
+    private void setupToolbar() {
+        mToolbar.setBackgroundColor(Color.TRANSPARENT);
+        mToolbarContainer.setCardBackgroundColor(
+                ColorStateList.valueOf(ATHUtil.INSTANCE.resolveColor(this, R.attr.colorSurface)));
+        setSupportActionBar(mToolbar);
+        mToolbar.setOnClickListener(v -> {
+            ActivityOptions options = ActivityOptions
+                    .makeSceneTransitionAnimation(this, mToolbarContainer, getString(R.string.transition_toolbar));
+            NavigationUtil.goToSearch(this, options);
+        });
+
+        mToolbar.setNavigationOnClickListener(
+                v -> {
+                    Fragment fragment = getCurrentFragment();
+                    if (fragment instanceof FoldersFragment) {
+                        OptionsSheetDialogFragment.newInstance(OptionsSheetDialogFragment.FOLDER)
+                                .show(getSupportFragmentManager(), "Main_Menu");
+                    } else {
+                        OptionsSheetDialogFragment.newInstance(OptionsSheetDialogFragment.LIBRARY)
+                                .show(getSupportFragmentManager(), "Main_Menu");
+                    }
+                });
+    }
+}

app/src/main/java/code/name/monkey/retromusic/activities/MainActivity.kt

@@ -1,272 +0,0 @@
-package code.name.monkey.retromusic.activities
-
-import android.content.BroadcastReceiver
-import android.content.Context
-import android.content.Intent
-import android.content.IntentFilter
-import android.content.SharedPreferences
-import android.os.Bundle
-import android.provider.MediaStore
-import android.util.Log
-import android.view.View
-import androidx.core.app.ActivityCompat
-import androidx.fragment.app.Fragment
-import code.name.monkey.retromusic.R
-import code.name.monkey.retromusic.activities.base.AbsSlidingMusicPanelActivity
-import code.name.monkey.retromusic.fragments.mainactivity.LibraryFragment
-import code.name.monkey.retromusic.fragments.mainactivity.folders.FoldersFragment
-import code.name.monkey.retromusic.fragments.mainactivity.home.BannerHomeFragment
-import code.name.monkey.retromusic.helper.MusicPlayerRemote
-import code.name.monkey.retromusic.helper.SearchQueryHelper
-import code.name.monkey.retromusic.interfaces.MainActivityFragmentCallbacks
-import code.name.monkey.retromusic.loaders.AlbumLoader
-import code.name.monkey.retromusic.loaders.ArtistLoader
-import code.name.monkey.retromusic.loaders.PlaylistSongsLoader
-import code.name.monkey.retromusic.service.MusicService
-import code.name.monkey.retromusic.util.AppRater
-import code.name.monkey.retromusic.util.PreferenceUtil
-import java.util.ArrayList
-
-class MainActivity : AbsSlidingMusicPanelActivity(), SharedPreferences.OnSharedPreferenceChangeListener {
-
-    private lateinit var currentFragment: MainActivityFragmentCallbacks
-
-    private var blockRequestPermissions: Boolean = false
-
-    private val broadcastReceiver = object : BroadcastReceiver() {
-        override fun onReceive(context: Context, intent: Intent) {
-            val action = intent.action
-            if (action != null && action == Intent.ACTION_SCREEN_OFF) {
-                if (PreferenceUtil.getInstance(this@MainActivity).lockScreen && MusicPlayerRemote.isPlaying) {
-                    val activity = Intent(context, LockScreenActivity::class.java)
-                    activity.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
-                    activity.addFlags(Intent.FLAG_ACTIVITY_NO_HISTORY)
-                    ActivityCompat.startActivity(context, activity, null)
-                }
-            }
-        }
-    }
-
-    override fun createContentView(): View {
-        return wrapSlidingMusicPanel(R.layout.activity_main_content)
-    }
-
-    override fun onCreate(
-        savedInstanceState: Bundle?
-    ) {
-        setDrawUnderStatusBar()
-        super.onCreate(savedInstanceState)
-        getBottomNavigationView().selectedItemId = PreferenceUtil.getInstance(this).lastPage
-        getBottomNavigationView().setOnNavigationItemSelectedListener {
-            PreferenceUtil.getInstance(this).lastPage = it.itemId
-            selectedFragment(it.itemId)
-            true
-        }
-
-        if (savedInstanceState == null) {
-            setMusicChooser(PreferenceUtil.getInstance(this).lastMusicChooser)
-        } else {
-            restoreCurrentFragment()
-        }
-
-        checkShowChangelog()
-        AppRater.appLaunched(this)
-    }
-
-    private fun checkShowChangelog() {
-        try {
-            val pInfo = packageManager.getPackageInfo(packageName, 0)
-            val currentVersion = pInfo.versionCode
-            if (currentVersion != PreferenceUtil.getInstance(this).lastChangelogVersion) {
-                startActivityForResult(
-                    Intent(this, WhatsNewActivity::class.java),
-                    APP_INTRO_REQUEST
-                )
-            }
-        } catch (e: Throwable) {
-            e.printStackTrace()
-        }
-    }
-
-    override fun onResume() {
-        super.onResume()
-        val screenOnOff = IntentFilter()
-        screenOnOff.addAction(Intent.ACTION_SCREEN_OFF)
-        registerReceiver(broadcastReceiver, screenOnOff)
-
-        PreferenceUtil.getInstance(this).registerOnSharedPreferenceChangedListener(this)
-
-        if (intent.hasExtra("expand")) {
-            if (intent.getBooleanExtra("expand", false)) {
-                expandPanel()
-                intent.putExtra("expand", false)
-            }
-        }
-    }
-
-    override fun onDestroy() {
-        super.onDestroy()
-        unregisterReceiver(broadcastReceiver)
-        PreferenceUtil.getInstance(this).unregisterOnSharedPreferenceChangedListener(this)
-    }
-
-    private fun setCurrentFragment(fragment: Fragment, tag: String) {
-        if (tag != supportFragmentManager.findFragmentById(R.id.fragment_container)?.tag) {
-            supportFragmentManager.beginTransaction()
-                .replace(R.id.fragment_container, fragment, tag).commit()
-            currentFragment = fragment as MainActivityFragmentCallbacks
-        }
-    }
-
-    private fun restoreCurrentFragment() {
-        currentFragment =
-            supportFragmentManager.findFragmentById(R.id.fragment_container) as MainActivityFragmentCallbacks
-    }
-
-    private fun handlePlaybackIntent(intent: Intent?) {
-        if (intent == null) {
-            return
-        }
-        val uri = intent.data
-        val mimeType = intent.type
-        var handled = false
-        if (intent.action != null && intent.action == MediaStore.INTENT_ACTION_MEDIA_PLAY_FROM_SEARCH) {
-            val songs = SearchQueryHelper.getSongs(this, intent.extras!!)
-            if (MusicPlayerRemote.shuffleMode == MusicService.SHUFFLE_MODE_SHUFFLE) {
-                MusicPlayerRemote.openAndShuffleQueue(songs, true)
-            } else {
-                MusicPlayerRemote.openQueue(songs, 0, true)
-            }
-            handled = true
-        }
-
-        if (uri != null && uri.toString().isNotEmpty()) {
-            MusicPlayerRemote.playFromUri(uri)
-            handled = true
-        } else if (MediaStore.Audio.Playlists.CONTENT_TYPE == mimeType) {
-            val id = parseIdFromIntent(intent, "playlistId", "playlist").toInt()
-            if (id >= 0) {
-                val position = intent.getIntExtra("position", 0)
-                val songs = ArrayList(PlaylistSongsLoader.getPlaylistSongList(this, id))
-                MusicPlayerRemote.openQueue(songs, position, true)
-                handled = true
-            }
-        } else if (MediaStore.Audio.Albums.CONTENT_TYPE == mimeType) {
-            val id = parseIdFromIntent(intent, "albumId", "album").toInt()
-            if (id >= 0) {
-                val position = intent.getIntExtra("position", 0)
-                MusicPlayerRemote.openQueue(AlbumLoader.getAlbum(this, id).songs!!, position, true)
-                handled = true
-            }
-        } else if (MediaStore.Audio.Artists.CONTENT_TYPE == mimeType) {
-            val id = parseIdFromIntent(intent, "artistId", "artist").toInt()
-            if (id >= 0) {
-                val position = intent.getIntExtra("position", 0)
-                MusicPlayerRemote.openQueue(ArtistLoader.getArtist(this, id).songs, position, true)
-                handled = true
-            }
-        }
-        if (handled) {
-            setIntent(Intent())
-        }
-    }
-
-    private fun parseIdFromIntent(intent: Intent, longKey: String, stringKey: String): Long {
-        var id = intent.getLongExtra(longKey, -1)
-        if (id < 0) {
-            val idString = intent.getStringExtra(stringKey)
-            if (idString != null) {
-                try {
-                    id = java.lang.Long.parseLong(idString)
-                } catch (e: NumberFormatException) {
-                    Log.e(TAG, e.message)
-                }
-            }
-        }
-        return id
-    }
-
-    override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
-        super.onActivityResult(requestCode, resultCode, data)
-        when (requestCode) {
-            APP_INTRO_REQUEST -> {
-                blockRequestPermissions = false
-                if (!hasPermissions()) {
-                    requestPermissions()
-                }
-            }
-            REQUEST_CODE_THEME, APP_USER_INFO_REQUEST -> postRecreate()
-            PURCHASE_REQUEST -> {
-                if (resultCode == RESULT_OK) {
-                    //checkSetUpPro();
-                }
-            }
-        }
-    }
-
-    override fun handleBackPress(): Boolean {
-        return super.handleBackPress() || currentFragment.handleBackPress()
-    }
-
-    override fun onServiceConnected() {
-        super.onServiceConnected()
-        handlePlaybackIntent(intent)
-    }
-
-    override fun requestPermissions() {
-        if (!blockRequestPermissions) {
-            super.requestPermissions()
-        }
-    }
-
-    override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences, key: String) {
-        if (key == PreferenceUtil.GENERAL_THEME || key == PreferenceUtil.BLACK_THEME ||
-            key == PreferenceUtil.ADAPTIVE_COLOR_APP || key == PreferenceUtil.DOMINANT_COLOR ||
-            key == PreferenceUtil.USER_NAME || key == PreferenceUtil.TOGGLE_FULL_SCREEN ||
-            key == PreferenceUtil.TOGGLE_VOLUME || key == PreferenceUtil.ROUND_CORNERS ||
-            key == PreferenceUtil.CAROUSEL_EFFECT || key == PreferenceUtil.NOW_PLAYING_SCREEN_ID ||
-            key == PreferenceUtil.TOGGLE_GENRE || key == PreferenceUtil.BANNER_IMAGE_PATH ||
-            key == PreferenceUtil.PROFILE_IMAGE_PATH || key == PreferenceUtil.CIRCULAR_ALBUM_ART ||
-            key == PreferenceUtil.KEEP_SCREEN_ON || key == PreferenceUtil.TOGGLE_SEPARATE_LINE ||
-            key == PreferenceUtil.TOGGLE_HOME_BANNER || key == PreferenceUtil.TOGGLE_ADD_CONTROLS ||
-            key == PreferenceUtil.ALBUM_COVER_STYLE || key == PreferenceUtil.HOME_ARTIST_GRID_STYLE ||
-            key == PreferenceUtil.ALBUM_COVER_TRANSFORM || key == PreferenceUtil.DESATURATED_COLOR ||
-            key == PreferenceUtil.TAB_TEXT_MODE || key == PreferenceUtil.LIBRARY_CATEGORIES
-        )
-            postRecreate()
-    }
-
-    private fun selectedFragment(itemId: Int) {
-        when (itemId) {
-            R.id.action_album,
-            R.id.action_artist,
-            R.id.action_playlist,
-            R.id.action_genre,
-            R.id.action_playing_queue,
-            R.id.action_song -> setCurrentFragment(LibraryFragment.newInstance(itemId), itemId.toString())
-            R.id.action_home -> setCurrentFragment(BannerHomeFragment.newInstance(), BannerHomeFragment.TAG)
-            else -> {
-                setCurrentFragment(BannerHomeFragment.newInstance(), BannerHomeFragment.TAG)
-            }
-        }
-    }
-
-    fun setMusicChooser(key: Int) {
-        PreferenceUtil.getInstance(this).lastMusicChooser = key
-        when (key) {
-            FOLDER -> setCurrentFragment(FoldersFragment.newInstance(this), FoldersFragment.TAG)
-            else -> selectedFragment(PreferenceUtil.getInstance(this).lastPage)
-        }
-    }
-
-    companion object {
-        const val APP_INTRO_REQUEST = 2323
-        const val HOME = 0
-        const val FOLDER = 1
-        const val LIBRARY = 2
-        private const val TAG = "MainActivity"
-        private const val APP_USER_INFO_REQUEST = 9003
-        private const val REQUEST_CODE_THEME = 9002
-        private const val PURCHASE_REQUEST = 101
-    }
-}

app/src/main/java/code/name/monkey/retromusic/adapter/ContributorAdapter.kt

@@ -67,7 +67,6 @@ class ContributorAdapter(
         internal fun bindData(contributor: Contributor) {
             title.text = contributor.name
             text.text = contributor.summary
-            println(contributor.profileImage)
             Glide.with(image.context).load(contributor.profileImage)
                 .error(R.drawable.ic_account_white_24dp)
                 .placeholder(R.drawable.ic_account_white_24dp).dontAnimate().into(image)

app/src/main/java/code/name/monkey/retromusic/adapter/HomeAdapter.kt

@@ -52,7 +52,6 @@ class HomeAdapter(
     }
 
     override fun onBindViewHolder(holder: RecyclerView.ViewHolder, position: Int) {
-        println("ViewType ${getItemViewType(position)}")
         when (getItemViewType(position)) {
             RECENT_ALBUMS -> {
                 val viewHolder = holder as AlbumViewHolder

app/src/main/java/code/name/monkey/retromusic/adapter/song/AbsOffsetSongAdapter.kt

@@ -19,8 +19,7 @@ abstract class AbsOffsetSongAdapter(
 
     override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): SongAdapter.ViewHolder {
         if (viewType == OFFSET_ITEM) {
-            val view = LayoutInflater.from(activity)
+            val view = LayoutInflater.from(activity).inflate(R.layout.item_list_quick_actions, parent, false)
-                .inflate(R.layout.item_list_quick_actions, parent, false)
             return createViewHolder(view)
         }
         return super.onCreateViewHolder(parent, viewType)

app/src/main/java/code/name/monkey/retromusic/adapter/song/ShuffleButtonSongAdapter.kt

@@ -1,12 +1,16 @@
 package code.name.monkey.retromusic.adapter.song
 
 import android.view.View
+import android.widget.PopupMenu
 import androidx.appcompat.app.AppCompatActivity
+import androidx.appcompat.widget.AppCompatImageView
 import code.name.monkey.retromusic.R
 import code.name.monkey.retromusic.helper.MusicPlayerRemote
+import code.name.monkey.retromusic.helper.SortOrder.SongSortOrder
 import code.name.monkey.retromusic.interfaces.CabHolder
 import code.name.monkey.retromusic.model.Song
-import com.google.android.material.button.MaterialButton
+import code.name.monkey.retromusic.util.PreferenceUtil
+import com.google.android.material.textview.MaterialTextView
 
 class ShuffleButtonSongAdapter(
     activity: AppCompatActivity,
@@ -22,24 +26,83 @@ class ShuffleButtonSongAdapter(
     override fun onBindViewHolder(holder: SongAdapter.ViewHolder, position: Int) {
         if (holder.itemViewType == OFFSET_ITEM) {
             val viewHolder = holder as ViewHolder
-            viewHolder.playAction?.let {
+            viewHolder.playAction?.setOnClickListener {
-                it.setOnClickListener {
                 MusicPlayerRemote.openQueue(dataSet, 0, true)
             }
-            }
+            viewHolder.shuffleAction?.setOnClickListener {
-            viewHolder.shuffleAction?.let {
-                it.setOnClickListener {
                 MusicPlayerRemote.openAndShuffleQueue(dataSet, true)
             }
+            val songCount = activity.resources.getQuantityString(R.plurals.songCount, dataSet.size, dataSet.size)
+            viewHolder.songCount?.text = songCount
+            viewHolder.sortAction?.setOnClickListener {
+                showSortPopupMenu(it)
             }
         } else {
             super.onBindViewHolder(holder, position - 1)
         }
     }
 
+    private fun showGridPopupMenu(view: View) {
+        val popupMenu = PopupMenu(activity, view)
+        popupMenu.menuInflater.inflate(R.menu.menu_grid_options, popupMenu.menu)
+        popupMenu.setOnMenuItemClickListener {
+            when (it.itemId) {
+                R.id.action_grid_size_1 -> {
+                    PreferenceUtil.getInstance(activity).setSongGridSize(1)
+                }
+                R.id.action_grid_size_2 -> {
+                    PreferenceUtil.getInstance(activity).setSongGridSize(2)
+                }
+                R.id.action_grid_size_3 -> {
+                    PreferenceUtil.getInstance(activity).setSongGridSize(3)
+                }
+                R.id.action_grid_size_4 -> {
+                    PreferenceUtil.getInstance(activity).setSongGridSize(4)
+                }
+
+            }
+            return@setOnMenuItemClickListener true
+        }
+        popupMenu.show()
+    }
+
+    private fun showSortPopupMenu(view: View) {
+        val popupMenu = PopupMenu(activity, view)
+        popupMenu.menuInflater.inflate(R.menu.menu_song_sort, popupMenu.menu)
+        popupMenu.setOnMenuItemClickListener {
+            when (it.itemId) {
+                R.id.action_song_sort_order_asc -> {
+                    PreferenceUtil.getInstance(activity).songSortOrder = SongSortOrder.SONG_A_Z
+                }
+                R.id.action_song_sort_order_desc -> {
+                    PreferenceUtil.getInstance(activity).songSortOrder = SongSortOrder.SONG_Z_A
+                }
+                R.id.action_song_sort_order_artist -> {
+                    PreferenceUtil.getInstance(activity).songSortOrder = SongSortOrder.SONG_ARTIST
+                }
+                R.id.action_song_sort_order_album -> {
+                    PreferenceUtil.getInstance(activity).songSortOrder = SongSortOrder.SONG_ALBUM
+                }
+                R.id.action_song_sort_order_date -> {
+                    PreferenceUtil.getInstance(activity).songSortOrder = SongSortOrder.SONG_DATE
+                }
+                R.id.action_song_sort_order_composer -> {
+                    PreferenceUtil.getInstance(activity).songSortOrder = SongSortOrder.COMPOSER
+                }
+                R.id.action_song_sort_order_year -> {
+                    PreferenceUtil.getInstance(activity).songSortOrder = SongSortOrder.SONG_YEAR
+                }
+            }
+            return@setOnMenuItemClickListener true
+        }
+        popupMenu.show()
+    }
+
     inner class ViewHolder(itemView: View) : AbsOffsetSongAdapter.ViewHolder(itemView) {
-        val playAction: MaterialButton? = itemView.findViewById(R.id.playAction)
+        val playAction: AppCompatImageView? = itemView.findViewById(R.id.playAction)
-        val shuffleAction: MaterialButton? = itemView.findViewById(R.id.shuffleAction)
+        val shuffleAction: AppCompatImageView? = itemView.findViewById(R.id.shuffleAction)
+        val sortAction: AppCompatImageView? = itemView.findViewById(R.id.sortAction)
+        val songCount: MaterialTextView? = itemView.findViewById(R.id.songCount)
 
         override fun onClick(v: View?) {
             if (itemViewType == OFFSET_ITEM) {

app/src/main/java/code/name/monkey/retromusic/dialogs/CreatePlaylistDialog.kt

@@ -35,7 +35,6 @@ import com.afollestad.materialdialogs.customview.getCustomView
 import com.google.android.material.textfield.TextInputEditText
 import com.google.android.material.textfield.TextInputLayout
 
-
 class CreatePlaylistDialog : DialogFragment() {
 
     private lateinit var playlistView: TextInputEditText
@@ -73,12 +72,14 @@ class CreatePlaylistDialog : DialogFragment() {
         MaterialUtil.setTint(actionNewPlaylistContainer, false)
 
         val playlistId = arguments!!.getLong(MediaStore.Audio.Playlists.Members.PLAYLIST_ID)
-        playlistView.appHandleColor().setText(PlaylistsUtil.getNameForPlaylist(requireContext(), playlistId), TextView.BufferType.EDITABLE)
+        playlistView.appHandleColor()
+            .setText(PlaylistsUtil.getNameForPlaylist(requireContext(), playlistId), TextView.BufferType.EDITABLE)
         return materialDialog
     }
 
     companion object {
         @JvmOverloads
+        @JvmStatic
         fun create(song: Song? = null): CreatePlaylistDialog {
             val list = ArrayList<Song>()
             if (song != null) {
@@ -87,6 +88,7 @@ class CreatePlaylistDialog : DialogFragment() {
             return create(list)
         }
 
+        @JvmStatic
         fun create(songs: ArrayList<Song>): CreatePlaylistDialog {
             val dialog = CreatePlaylistDialog()
             val args = Bundle()

app/src/main/java/code/name/monkey/retromusic/dialogs/OptionsSheetDialogFragment.kt

@@ -37,8 +37,8 @@ class OptionsSheetDialogFragment : DialogFragment(), View.OnClickListener {
     override fun onClick(view: View) {
         val mainActivity = activity as MainActivity? ?: return
         when (view.id) {
-            R.id.actionFolders -> mainActivity.setMusicChooser(MainActivity.FOLDER)
+            R.id.actionFolders -> mainActivity.setMusicChooser(FOLDER)
-            R.id.actionLibrary -> mainActivity.setMusicChooser(MainActivity.LIBRARY)
+            R.id.actionLibrary -> mainActivity.setMusicChooser(LIBRARY)
             R.id.actionSettings -> NavigationUtil.goToSettings(mainActivity)
             R.id.actionDriveMode -> NavigationUtil.gotoDriveMode(mainActivity)
             R.id.actionRate -> NavigationUtil.goToPlayStore(mainActivity)
@@ -105,6 +105,7 @@ class OptionsSheetDialogFragment : DialogFragment(), View.OnClickListener {
         @JvmField
         var FOLDER: Int = 1
 
+        @JvmStatic
         fun newInstance(selectedId: Int): OptionsSheetDialogFragment {
             val bundle = Bundle()
             bundle.putInt(WHICH_ONE, selectedId)
@@ -113,6 +114,7 @@ class OptionsSheetDialogFragment : DialogFragment(), View.OnClickListener {
             return fragment
         }
 
+        @JvmStatic
         fun newInstance(): OptionsSheetDialogFragment {
             return OptionsSheetDialogFragment()
         }

app/src/main/java/code/name/monkey/retromusic/extensions/ListEx.kt

@@ -1,32 +0,0 @@
-/*
- * Copyright (c) 2019 Hemanth Savarala.
- *
- * Licensed under the GNU General Public License v3
- *
- * This is free software: you can redistribute it and/or modify it under
- * the terms of the GNU General Public License as published by
- *  the Free Software Foundation either version 3 of the License, or (at your option) any later version.
- *
- * This software is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
- * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- * See the GNU General Public License for more details.
- */
-
-package code.name.monkey.retromusic.extensions
-
-import code.name.monkey.retromusic.helper.MusicPlayerRemote
-import code.name.monkey.retromusic.model.Song
-
-/**
- * Created by hemanths on 2019-11-01.
- */
-
-
-fun ArrayList<Song>.lastElement(): Boolean {
-    println("${this.size} ${this.indexOf(MusicPlayerRemote.currentSong)}")
-    return this.size - 1 == this.indexOf(MusicPlayerRemote.currentSong)
-}
-
-fun ArrayList<Song>.fistElement(): Boolean {
-    return 0 == this.indexOf(MusicPlayerRemote.currentSong)
-}

app/src/main/java/code/name/monkey/retromusic/fragments/base/AbsLibraryPagerFragment.kt

@@ -1,13 +1,12 @@
 package code.name.monkey.retromusic.fragments.base
 
 import android.os.Bundle
-import code.name.monkey.retromusic.fragments.mainactivity.LibraryFragment
+import code.name.monkey.retromusic.activities.MainActivity
 
 open class AbsLibraryPagerFragment : AbsMusicServiceFragment() {
 
-
+    val mainActivity: MainActivity
-    val libraryFragment: LibraryFragment
+        get() = requireActivity() as MainActivity
-        get() = parentFragment as LibraryFragment
 
     override fun onActivityCreated(savedInstanceState: Bundle?) {
         super.onActivityCreated(savedInstanceState)

app/src/main/java/code/name/monkey/retromusic/fragments/base/AbsLibraryPagerRecyclerViewFragment.kt

@@ -35,7 +35,7 @@ abstract class AbsLibraryPagerRecyclerViewFragment<A : RecyclerView.Adapter<*>,
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
-        libraryFragment.addOnAppBarOffsetChangedListener(this)
+        mainActivity.addOnAppBarOffsetChangedListener(this)
         initLayoutManager()
         initAdapter()
         setUpRecyclerView()
@@ -109,7 +109,7 @@ abstract class AbsLibraryPagerRecyclerViewFragment<A : RecyclerView.Adapter<*>,
             container.paddingLeft,
             container.paddingTop,
             container.paddingRight,
-            libraryFragment.totalAppBarScrollingRange + i
+            mainActivity.totalAppBarScrollingRange + i
         )
     }
 
@@ -136,7 +136,7 @@ abstract class AbsLibraryPagerRecyclerViewFragment<A : RecyclerView.Adapter<*>,
 
     override fun onDestroyView() {
         super.onDestroyView()
-        libraryFragment.removeOnAppBarOffsetChangedListener(this)
+        mainActivity.removeOnAppBarOffsetChangedListener(this)
     }
 
     fun recyclerView(): RecyclerView {

app/src/main/java/code/name/monkey/retromusic/fragments/mainactivity/AlbumsFragment.kt

@@ -7,6 +7,7 @@ import code.name.monkey.retromusic.App
 import code.name.monkey.retromusic.R
 import code.name.monkey.retromusic.adapter.album.AlbumAdapter
 import code.name.monkey.retromusic.fragments.base.AbsLibraryPagerRecyclerViewCustomGridSizeFragment
+import code.name.monkey.retromusic.interfaces.MainActivityFragmentCallbacks
 import code.name.monkey.retromusic.model.Album
 import code.name.monkey.retromusic.mvp.presenter.AlbumsPresenter
 import code.name.monkey.retromusic.mvp.presenter.AlbumsView
@@ -14,7 +15,7 @@ import code.name.monkey.retromusic.util.PreferenceUtil
 import javax.inject.Inject
 
 class AlbumsFragment : AbsLibraryPagerRecyclerViewCustomGridSizeFragment<AlbumAdapter, GridLayoutManager>(),
-    AlbumsView {
+    AlbumsView, MainActivityFragmentCallbacks {
 
     @Inject
     lateinit var albumsPresenter: AlbumsPresenter
@@ -49,16 +50,16 @@ class AlbumsFragment : AbsLibraryPagerRecyclerViewCustomGridSizeFragment<AlbumAd
         get() = R.string.no_albums
 
     override fun createLayoutManager(): GridLayoutManager {
-        return GridLayoutManager(activity, getGridSize())
+        return GridLayoutManager(requireActivity(), getGridSize())
     }
 
     override fun createAdapter(): AlbumAdapter {
         val dataSet = if (adapter == null) ArrayList() else adapter!!.dataSet
         return AlbumAdapter(
-            libraryFragment.mainActivity,
+            mainActivity,
             dataSet,
             itemLayoutRes(),
-            libraryFragment
+            mainActivity
         )
     }
 
@@ -117,7 +118,7 @@ class AlbumsFragment : AbsLibraryPagerRecyclerViewCustomGridSizeFragment<AlbumAd
     companion object {
         @JvmField
         var TAG: String = AlbumsFragment::class.java.simpleName
-
+@JvmStatic
         fun newInstance(): AlbumsFragment {
             val args = Bundle()
             val fragment = AlbumsFragment()
@@ -125,4 +126,8 @@ class AlbumsFragment : AbsLibraryPagerRecyclerViewCustomGridSizeFragment<AlbumAd
             return fragment
         }
     }
+
+    override fun handleBackPress(): Boolean {
+        return false
+    }
 }

app/src/main/java/code/name/monkey/retromusic/fragments/mainactivity/ArtistsFragment.kt

@@ -7,6 +7,7 @@ import code.name.monkey.retromusic.App
 import code.name.monkey.retromusic.R
 import code.name.monkey.retromusic.adapter.artist.ArtistAdapter
 import code.name.monkey.retromusic.fragments.base.AbsLibraryPagerRecyclerViewCustomGridSizeFragment
+import code.name.monkey.retromusic.interfaces.MainActivityFragmentCallbacks
 import code.name.monkey.retromusic.model.Artist
 import code.name.monkey.retromusic.mvp.presenter.ArtistsPresenter
 import code.name.monkey.retromusic.mvp.presenter.ArtistsView
@@ -14,7 +15,11 @@ import code.name.monkey.retromusic.util.PreferenceUtil
 import javax.inject.Inject
 
 class ArtistsFragment : AbsLibraryPagerRecyclerViewCustomGridSizeFragment<ArtistAdapter, GridLayoutManager>(),
-    ArtistsView {
+    ArtistsView, MainActivityFragmentCallbacks {
+
+    override fun handleBackPress(): Boolean {
+        return false
+    }
 
     override fun artists(artists: List<Artist>) {
         adapter?.swapDataSet(artists)
@@ -57,21 +62,21 @@ class ArtistsFragment : AbsLibraryPagerRecyclerViewCustomGridSizeFragment<Artist
     }
 
     override fun createLayoutManager(): GridLayoutManager {
-        return GridLayoutManager(activity, getGridSize())
+        return GridLayoutManager(requireActivity(), getGridSize())
     }
 
     override fun createAdapter(): ArtistAdapter {
         val dataSet = if (adapter == null) ArrayList() else adapter!!.dataSet
         return ArtistAdapter(
-            libraryFragment.mainActivity,
+            mainActivity,
             dataSet,
             itemLayoutRes(),
-            libraryFragment
+            mainActivity
         )
     }
 
     override fun loadGridSize(): Int {
-        return PreferenceUtil.getInstance(requireContext()).getArtistGridSize(activity!!)
+        return PreferenceUtil.getInstance(requireContext()).getArtistGridSize(requireActivity())
     }
 
     override fun saveGridSize(gridColumns: Int) {
@@ -79,7 +84,7 @@ class ArtistsFragment : AbsLibraryPagerRecyclerViewCustomGridSizeFragment<Artist
     }
 
     override fun loadGridSizeLand(): Int {
-        return PreferenceUtil.getInstance(requireContext()).getArtistGridSizeLand(activity!!)
+        return PreferenceUtil.getInstance(requireContext()).getArtistGridSizeLand(requireActivity())
     }
 
     override fun saveGridSizeLand(gridColumns: Int) {
@@ -106,7 +111,7 @@ class ArtistsFragment : AbsLibraryPagerRecyclerViewCustomGridSizeFragment<Artist
     companion object {
         @JvmField
         val TAG: String = ArtistsFragment::class.java.simpleName
-
+        @JvmStatic
         fun newInstance(): ArtistsFragment {
             val args = Bundle()
             val fragment = ArtistsFragment()

app/src/main/java/code/name/monkey/retromusic/fragments/mainactivity/GenresFragment.kt

@@ -21,12 +21,19 @@ import code.name.monkey.retromusic.App
 import code.name.monkey.retromusic.R
 import code.name.monkey.retromusic.adapter.GenreAdapter
 import code.name.monkey.retromusic.fragments.base.AbsLibraryPagerRecyclerViewFragment
+import code.name.monkey.retromusic.interfaces.MainActivityFragmentCallbacks
 import code.name.monkey.retromusic.model.Genre
 import code.name.monkey.retromusic.mvp.presenter.GenresPresenter
 import code.name.monkey.retromusic.mvp.presenter.GenresView
 import javax.inject.Inject
 
-class GenresFragment : AbsLibraryPagerRecyclerViewFragment<GenreAdapter, LinearLayoutManager>(), GenresView {
+class GenresFragment : AbsLibraryPagerRecyclerViewFragment<GenreAdapter, LinearLayoutManager>(),
+    GenresView, MainActivityFragmentCallbacks {
+
+    override fun handleBackPress(): Boolean {
+        return false
+    }
+
     override fun genres(genres: List<Genre>) {
         adapter?.swapDataSet(genres)
     }
@@ -40,7 +47,7 @@ class GenresFragment : AbsLibraryPagerRecyclerViewFragment<GenreAdapter, LinearL
 
     override fun createAdapter(): GenreAdapter {
         val dataSet = if (adapter == null) ArrayList() else adapter!!.dataSet
-        return GenreAdapter(libraryFragment.mainActivity, dataSet, R.layout.item_list_no_image)
+        return GenreAdapter(mainActivity, dataSet, R.layout.item_list_no_image)
     }
 
     override val emptyMessage: Int
@@ -78,7 +85,7 @@ class GenresFragment : AbsLibraryPagerRecyclerViewFragment<GenreAdapter, LinearL
     companion object {
         @JvmField
         val TAG: String = GenresFragment::class.java.simpleName
-
+        @JvmStatic
         fun newInstance(): GenresFragment {
             return GenresFragment()
         }

app/src/main/java/code/name/monkey/retromusic/fragments/mainactivity/LibraryFragment.java

@@ -1,529 +0,0 @@
-package code.name.monkey.retromusic.fragments.mainactivity;
-
-import android.app.Activity;
-import android.app.ActivityOptions;
-import android.content.res.ColorStateList;
-import android.graphics.Color;
-import android.os.Bundle;
-import android.view.LayoutInflater;
-import android.view.Menu;
-import android.view.MenuInflater;
-import android.view.MenuItem;
-import android.view.SubMenu;
-import android.view.View;
-import android.view.ViewGroup;
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import androidx.annotation.StringRes;
-import androidx.appcompat.widget.Toolbar;
-import androidx.fragment.app.Fragment;
-import androidx.fragment.app.FragmentManager;
-import androidx.fragment.app.FragmentTransaction;
-import code.name.monkey.appthemehelper.common.ATHToolbarActivity;
-import code.name.monkey.appthemehelper.util.ATHUtil;
-import code.name.monkey.appthemehelper.util.ToolbarContentTintHelper;
-import code.name.monkey.retromusic.R;
-import code.name.monkey.retromusic.dialogs.CreatePlaylistDialog;
-import code.name.monkey.retromusic.dialogs.OptionsSheetDialogFragment;
-import code.name.monkey.retromusic.fragments.base.AbsLibraryPagerRecyclerViewCustomGridSizeFragment;
-import code.name.monkey.retromusic.fragments.base.AbsMainActivityFragment;
-import code.name.monkey.retromusic.helper.SortOrder.AlbumSortOrder;
-import code.name.monkey.retromusic.helper.SortOrder.ArtistSortOrder;
-import code.name.monkey.retromusic.helper.SortOrder.SongSortOrder;
-import code.name.monkey.retromusic.interfaces.CabHolder;
-import code.name.monkey.retromusic.interfaces.MainActivityFragmentCallbacks;
-import code.name.monkey.retromusic.util.NavigationUtil;
-import code.name.monkey.retromusic.util.RetroColorUtil;
-import code.name.monkey.retromusic.util.RetroUtil;
-import com.afollestad.materialcab.MaterialCab;
-import com.google.android.material.appbar.AppBarLayout;
-import com.google.android.material.card.MaterialCardView;
-import org.jetbrains.annotations.NotNull;
-
-public class LibraryFragment extends AbsMainActivityFragment implements CabHolder, MainActivityFragmentCallbacks {
-
-    public static final String TAG = "LibraryFragment";
-
-    private static final String CURRENT_TAB_ID = "current_tab_id";
-
-    private AppBarLayout appBarLayout;
-
-    private MaterialCab cab;
-
-    private FragmentManager fragmentManager;
-
-    private Toolbar toolbar;
-
-    private MaterialCardView toolbarContainer;
-
-    @NonNull
-    public static Fragment newInstance(int tab) {
-        Bundle args = new Bundle();
-        args.putInt(CURRENT_TAB_ID, tab);
-        LibraryFragment fragment = new LibraryFragment();
-        fragment.setArguments(args);
-        return fragment;
-    }
-
-    @NonNull
-    public static Fragment newInstance() {
-        return new LibraryFragment();
-    }
-
-    @Nullable
-    @Override
-    public View onCreateView(@NonNull LayoutInflater inflater,
-            @Nullable ViewGroup container,
-            @Nullable Bundle savedInstanceState) {
-        View view = inflater.inflate(R.layout.fragment_library, container, false);
-        appBarLayout = view.findViewById(R.id.appBarLayout);
-        toolbarContainer = view.findViewById(R.id.toolbarContainer);
-        toolbar = view.findViewById(R.id.toolbar);
-        return view;
-    }
-
-    @Override
-    public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
-        super.onViewCreated(view, savedInstanceState);
-        setStatusBarColorAuto(view);
-        setupToolbar();
-        inflateFragment();
-    }
-
-
-    public void addOnAppBarOffsetChangedListener(
-            @NonNull AppBarLayout.OnOffsetChangedListener onOffsetChangedListener) {
-        appBarLayout.addOnOffsetChangedListener(onOffsetChangedListener);
-    }
-
-    public int getTotalAppBarScrollingRange() {
-        return appBarLayout.getTotalScrollRange();
-    }
-
-    @Override
-    public boolean handleBackPress() {
-        if (cab != null && cab.isActive()) {
-            cab.finish();
-            return true;
-        }
-        return false;
-    }
-
-    @Override
-    public void onCreateOptionsMenu(@NotNull Menu menu, @NonNull MenuInflater inflater) {
-        super.onCreateOptionsMenu(menu, inflater);
-        inflater.inflate(R.menu.menu_main, menu);
-
-        Fragment currentFragment = getCurrentFragment();
-        if (currentFragment instanceof AbsLibraryPagerRecyclerViewCustomGridSizeFragment
-                && currentFragment.isAdded()) {
-            AbsLibraryPagerRecyclerViewCustomGridSizeFragment fragment
-                    = (AbsLibraryPagerRecyclerViewCustomGridSizeFragment) currentFragment;
-
-            if (fragment instanceof SongsFragment) {
-                menu.removeItem(R.id.action_grid_size);
-                menu.removeItem(R.id.action_layout_type);
-            } else {
-                MenuItem gridSizeItem = menu.findItem(R.id.action_grid_size);
-                if (RetroUtil.isLandscape()) {
-                    gridSizeItem.setTitle(R.string.action_grid_size_land);
-                }
-                setUpGridSizeMenu(fragment, gridSizeItem.getSubMenu());
-                MenuItem layoutItem = menu.findItem(R.id.action_layout_type);
-                setupLayoutMenu(fragment, layoutItem.getSubMenu());
-            }
-
-            setUpSortOrderMenu(fragment, menu.findItem(R.id.action_sort_order).getSubMenu());
-
-        } else if (currentFragment instanceof GenresFragment || currentFragment instanceof PlayingQueueFragment) {
-            menu.removeItem(R.id.action_new_playlist);
-            menu.removeItem(R.id.action_layout_type);
-            menu.removeItem(R.id.action_grid_size);
-            menu.removeItem(R.id.action_sort_order);
-        } else {
-            menu.add(0, R.id.action_new_playlist, 0, R.string.new_playlist_title)
-                    .setIcon(R.drawable.ic_playlist_add_white_24dp).setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);
-            menu.removeItem(R.id.action_grid_size);
-            menu.removeItem(R.id.action_layout_type);
-        }
-        ToolbarContentTintHelper.handleOnCreateOptionsMenu(requireActivity(), toolbar, menu,
-                ATHToolbarActivity.getToolbarBackgroundColor(toolbar));
-    }
-
-    @Override
-    public boolean onOptionsItemSelected(@NonNull MenuItem item) {
-        //if (pager == null) return false;
-        Fragment currentFragment = getCurrentFragment();
-        if (currentFragment instanceof AbsLibraryPagerRecyclerViewCustomGridSizeFragment) {
-            AbsLibraryPagerRecyclerViewCustomGridSizeFragment fragment
-                    = (AbsLibraryPagerRecyclerViewCustomGridSizeFragment) currentFragment;
-            if (handleGridSizeMenuItem(fragment, item)) {
-                return true;
-            }
-            if (handleLayoutResType(fragment, item)) {
-                return true;
-            }
-            if (handleSortOrderMenuItem(fragment, item)) {
-                return true;
-            }
-        }
-        int id = item.getItemId();
-        switch (id) {
-            case R.id.action_search:
-                ActivityOptions options = ActivityOptions
-                        .makeSceneTransitionAnimation(getMainActivity(), toolbarContainer,
-                                getString(R.string.transition_toolbar));
-                NavigationUtil.goToSearch(getMainActivity(), options);
-                break;
-            case R.id.action_new_playlist:
-                CreatePlaylistDialog.Companion.create().show(getChildFragmentManager(), "CREATE_PLAYLIST");
-                return true;
-        }
-        return super.onOptionsItemSelected(item);
-    }
-
-    @Override
-    public void onPrepareOptionsMenu(@NonNull Menu menu) {
-        super.onPrepareOptionsMenu(menu);
-        Activity activity = getActivity();
-        if (activity == null) {
-            return;
-        }
-        ToolbarContentTintHelper.handleOnPrepareOptionsMenu(activity, toolbar);
-    }
-
-    @NonNull
-    @Override
-    public MaterialCab openCab(int menuRes, @NonNull MaterialCab.Callback callback) {
-        if (cab != null && cab.isActive()) {
-            cab.finish();
-        }
-
-        cab = new MaterialCab(getMainActivity(), R.id.cab_stub)
-                .setMenu(menuRes)
-                .setCloseDrawableRes(R.drawable.ic_close_white_24dp)
-                .setBackgroundColor(
-                        RetroColorUtil.shiftBackgroundColorForLightText(
-                                ATHUtil.INSTANCE.resolveColor(requireContext(), R.attr.colorSurface)))
-                .start(callback);
-        return cab;
-    }
-
-    public void removeOnAppBarOffsetChangedListener(
-            @NonNull AppBarLayout.OnOffsetChangedListener onOffsetChangedListener) {
-        appBarLayout.removeOnOffsetChangedListener(onOffsetChangedListener);
-    }
-
-    public void setTitle(@StringRes int name) {
-        toolbar.setTitle(getString(name));
-    }
-
-    private Fragment getCurrentFragment() {
-        if (fragmentManager == null) {
-            return SongsFragment.Companion.newInstance();
-        }
-        return fragmentManager.findFragmentByTag(LibraryFragment.TAG);
-    }
-
-    private boolean handleGridSizeMenuItem(
-            @NonNull AbsLibraryPagerRecyclerViewCustomGridSizeFragment fragment,
-            @NonNull MenuItem item) {
-        int gridSize = 0;
-        switch (item.getItemId()) {
-            case R.id.action_grid_size_1:
-                gridSize = 1;
-                break;
-            case R.id.action_grid_size_2:
-                gridSize = 2;
-                break;
-            case R.id.action_grid_size_3:
-                gridSize = 3;
-                break;
-            case R.id.action_grid_size_4:
-                gridSize = 4;
-                break;
-            case R.id.action_grid_size_5:
-                gridSize = 5;
-                break;
-            case R.id.action_grid_size_6:
-                gridSize = 6;
-                break;
-            case R.id.action_grid_size_7:
-                gridSize = 7;
-                break;
-            case R.id.action_grid_size_8:
-                gridSize = 8;
-                break;
-        }
-
-        if (gridSize > 0) {
-            item.setChecked(true);
-            fragment.setAndSaveGridSize(gridSize);
-            return true;
-        }
-        return false;
-    }
-
-    private boolean handleLayoutResType(
-            final AbsLibraryPagerRecyclerViewCustomGridSizeFragment fragment,
-            final MenuItem item) {
-        int layoutRes = -1;
-        switch (item.getItemId()) {
-            case R.id.action_layout_normal:
-                layoutRes = R.layout.item_grid;
-                break;
-            case R.id.action_layout_card:
-                layoutRes = R.layout.item_card;
-                break;
-            case R.id.action_layout_colored_card:
-                layoutRes = R.layout.item_card_color;
-                break;
-            case R.id.action_layout_circular:
-                layoutRes = R.layout.item_grid_circle;
-                break;
-            case R.id.action_layout_image:
-                layoutRes = R.layout.image;
-                break;
-            case R.id.action_layout_gradient_image:
-                layoutRes = R.layout.item_image_gradient;
-                break;
-        }
-        if (layoutRes != -1) {
-            item.setChecked(true);
-            fragment.setAndSaveLayoutRes(layoutRes);
-            return true;
-        }
-        return false;
-    }
-
-    private boolean handleSortOrderMenuItem(
-            @NonNull AbsLibraryPagerRecyclerViewCustomGridSizeFragment
-                    fragment, @NonNull MenuItem item) {
-        String sortOrder = null;
-        if (fragment instanceof AlbumsFragment) {
-            switch (item.getItemId()) {
-                case R.id.action_album_sort_order_asc:
-                    sortOrder = AlbumSortOrder.ALBUM_A_Z;
-                    break;
-                case R.id.action_album_sort_order_desc:
-                    sortOrder = AlbumSortOrder.ALBUM_Z_A;
-                    break;
-                case R.id.action_album_sort_order_artist:
-                    sortOrder = AlbumSortOrder.ALBUM_ARTIST;
-                    break;
-                case R.id.action_album_sort_order_year:
-                    sortOrder = AlbumSortOrder.ALBUM_YEAR;
-                    break;
-            }
-        } else if (fragment instanceof ArtistsFragment) {
-            switch (item.getItemId()) {
-                case R.id.action_artist_sort_order_asc:
-                    sortOrder = ArtistSortOrder.ARTIST_A_Z;
-                    break;
-                case R.id.action_artist_sort_order_desc:
-                    sortOrder = ArtistSortOrder.ARTIST_Z_A;
-                    break;
-            }
-        } else if (fragment instanceof SongsFragment) {
-            switch (item.getItemId()) {
-                case R.id.action_song_sort_order_asc:
-                    sortOrder = SongSortOrder.SONG_A_Z;
-                    break;
-                case R.id.action_song_sort_order_desc:
-                    sortOrder = SongSortOrder.SONG_Z_A;
-                    break;
-                case R.id.action_song_sort_order_artist:
-                    sortOrder = SongSortOrder.SONG_ARTIST;
-                    break;
-                case R.id.action_song_sort_order_album:
-                    sortOrder = SongSortOrder.SONG_ALBUM;
-                    break;
-                case R.id.action_song_sort_order_year:
-                    sortOrder = SongSortOrder.SONG_YEAR;
-                    break;
-                case R.id.action_song_sort_order_date:
-                    sortOrder = SongSortOrder.SONG_DATE;
-                    break;
-                case R.id.action_song_sort_order_composer:
-                    sortOrder = SongSortOrder.COMPOSER;
-                    break;
-
-            }
-        }
-
-        if (sortOrder != null) {
-            item.setChecked(true);
-            fragment.setAndSaveSortOrder(sortOrder);
-            return true;
-        }
-
-        return false;
-    }
-
-    private void inflateFragment() {
-        if (getArguments() == null) {
-            selectedFragment(SongsFragment.Companion.newInstance());
-            return;
-        }
-        switch (getArguments().getInt(CURRENT_TAB_ID)) {
-            default:
-            case R.id.action_song:
-                selectedFragment(SongsFragment.Companion.newInstance());
-                break;
-            case R.id.action_album:
-                selectedFragment(AlbumsFragment.Companion.newInstance());
-                break;
-            case R.id.action_artist:
-                selectedFragment(ArtistsFragment.Companion.newInstance());
-                break;
-            case R.id.action_playlist:
-                selectedFragment(PlaylistsFragment.Companion.newInstance());
-                break;
-            case R.id.action_genre:
-                selectedFragment(GenresFragment.Companion.newInstance());
-                break;
-            case R.id.action_playing_queue:
-                selectedFragment(PlayingQueueFragment.Companion.newInstance());
-                break;
-        }
-    }
-
-    private void selectedFragment(Fragment fragment) {
-        fragmentManager = getChildFragmentManager();
-        FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();
-        fragmentTransaction
-                .replace(R.id.fragmentContainer, fragment, LibraryFragment.TAG)
-                .commit();
-    }
-
-    private void setUpGridSizeMenu(
-            @NonNull AbsLibraryPagerRecyclerViewCustomGridSizeFragment fragment,
-            @NonNull SubMenu gridSizeMenu) {
-        switch (fragment.getGridSize()) {
-            case 1:
-                gridSizeMenu.findItem(R.id.action_grid_size_1).setChecked(true);
-                break;
-            case 2:
-                gridSizeMenu.findItem(R.id.action_grid_size_2).setChecked(true);
-                break;
-            case 3:
-                gridSizeMenu.findItem(R.id.action_grid_size_3).setChecked(true);
-                break;
-            case 4:
-                gridSizeMenu.findItem(R.id.action_grid_size_4).setChecked(true);
-                break;
-            case 5:
-                gridSizeMenu.findItem(R.id.action_grid_size_5).setChecked(true);
-                break;
-            case 6:
-                gridSizeMenu.findItem(R.id.action_grid_size_6).setChecked(true);
-                break;
-            case 7:
-                gridSizeMenu.findItem(R.id.action_grid_size_7).setChecked(true);
-                break;
-            case 8:
-                gridSizeMenu.findItem(R.id.action_grid_size_8).setChecked(true);
-                break;
-        }
-        int maxGridSize = fragment.getMaxGridSize();
-        if (maxGridSize < 8) {
-            gridSizeMenu.findItem(R.id.action_grid_size_8).setVisible(false);
-        }
-        if (maxGridSize < 7) {
-            gridSizeMenu.findItem(R.id.action_grid_size_7).setVisible(false);
-        }
-        if (maxGridSize < 6) {
-            gridSizeMenu.findItem(R.id.action_grid_size_6).setVisible(false);
-        }
-        if (maxGridSize < 5) {
-            gridSizeMenu.findItem(R.id.action_grid_size_5).setVisible(false);
-        }
-        if (maxGridSize < 4) {
-            gridSizeMenu.findItem(R.id.action_grid_size_4).setVisible(false);
-        }
-        if (maxGridSize < 3) {
-            gridSizeMenu.findItem(R.id.action_grid_size_3).setVisible(false);
-        }
-    }
-
-    private void setUpSortOrderMenu(
-            @NonNull AbsLibraryPagerRecyclerViewCustomGridSizeFragment fragment,
-            @NonNull SubMenu sortOrderMenu) {
-        String currentSortOrder = fragment.getSortOrder();
-        sortOrderMenu.clear();
-
-        if (fragment instanceof AlbumsFragment) {
-            sortOrderMenu.add(0, R.id.action_album_sort_order_asc, 0, R.string.sort_order_a_z)
-                    .setChecked(currentSortOrder.equals(AlbumSortOrder.ALBUM_A_Z));
-            sortOrderMenu.add(0, R.id.action_album_sort_order_desc, 1, R.string.sort_order_z_a)
-                    .setChecked(currentSortOrder.equals(AlbumSortOrder.ALBUM_Z_A));
-            sortOrderMenu.add(0, R.id.action_album_sort_order_artist, 2, R.string.sort_order_artist)
-                    .setChecked(currentSortOrder.equals(AlbumSortOrder.ALBUM_ARTIST));
-            sortOrderMenu.add(0, R.id.action_album_sort_order_year, 3, R.string.sort_order_year)
-                    .setChecked(currentSortOrder.equals(AlbumSortOrder.ALBUM_YEAR));
-        } else if (fragment instanceof ArtistsFragment) {
-            sortOrderMenu.add(0, R.id.action_artist_sort_order_asc, 0, R.string.sort_order_a_z)
-                    .setChecked(currentSortOrder.equals(ArtistSortOrder.ARTIST_A_Z));
-            sortOrderMenu.add(0, R.id.action_artist_sort_order_desc, 1, R.string.sort_order_z_a)
-                    .setChecked(currentSortOrder.equals(ArtistSortOrder.ARTIST_Z_A));
-        } else if (fragment instanceof SongsFragment) {
-            sortOrderMenu.add(0, R.id.action_song_sort_order_asc, 0, R.string.sort_order_a_z)
-                    .setChecked(currentSortOrder.equals(SongSortOrder.SONG_A_Z));
-            sortOrderMenu.add(0, R.id.action_song_sort_order_desc, 1, R.string.sort_order_z_a)
-                    .setChecked(currentSortOrder.equals(SongSortOrder.SONG_Z_A));
-            sortOrderMenu.add(0, R.id.action_song_sort_order_artist, 2, R.string.sort_order_artist)
-                    .setChecked(currentSortOrder.equals(SongSortOrder.SONG_ARTIST));
-            sortOrderMenu.add(0, R.id.action_song_sort_order_album, 3, R.string.sort_order_album)
-                    .setChecked(currentSortOrder.equals(SongSortOrder.SONG_ALBUM));
-            sortOrderMenu.add(0, R.id.action_song_sort_order_year, 4, R.string.sort_order_year)
-                    .setChecked(currentSortOrder.equals(SongSortOrder.SONG_YEAR));
-            sortOrderMenu.add(0, R.id.action_song_sort_order_date, 5, R.string.sort_order_date)
-                    .setChecked(currentSortOrder.equals(SongSortOrder.SONG_DATE));
-            sortOrderMenu.add(0, R.id.action_song_sort_order_composer, 6, R.string.sort_order_composer)
-                    .setChecked(currentSortOrder.equals(SongSortOrder.COMPOSER));
-        }
-
-        sortOrderMenu.setGroupCheckable(0, true, true);
-    }
-
-    private void setupLayoutMenu(
-            @NonNull final AbsLibraryPagerRecyclerViewCustomGridSizeFragment fragment,
-            @NonNull final SubMenu subMenu) {
-        switch (fragment.itemLayoutRes()) {
-            case R.layout.item_card:
-                subMenu.findItem(R.id.action_layout_card).setChecked(true);
-                break;
-            case R.layout.item_grid:
-                subMenu.findItem(R.id.action_layout_normal).setChecked(true);
-                break;
-            case R.layout.item_card_color:
-                subMenu.findItem(R.id.action_layout_colored_card).setChecked(true);
-                break;
-            case R.layout.item_grid_circle:
-                subMenu.findItem(R.id.action_layout_circular).setChecked(true);
-                break;
-            case R.layout.image:
-                subMenu.findItem(R.id.action_layout_image).setChecked(true);
-                break;
-            case R.layout.item_image_gradient:
-                subMenu.findItem(R.id.action_layout_gradient_image).setChecked(true);
-                break;
-        }
-    }
-
-    private void setupToolbar() {
-        toolbar.setBackgroundColor(Color.TRANSPARENT);
-        toolbarContainer.setCardBackgroundColor(
-                ColorStateList.valueOf(ATHUtil.INSTANCE.resolveColor(requireContext(), R.attr.colorSurface)));
-        toolbar.setNavigationIcon(R.drawable.ic_menu_white_24dp);
-        toolbar.setOnClickListener(v -> {
-            ActivityOptions options = ActivityOptions
-                    .makeSceneTransitionAnimation(getMainActivity(), toolbarContainer,
-                            getString(R.string.transition_toolbar));
-            NavigationUtil.goToSearch(getMainActivity(), options);
-        });
-        getMainActivity().setSupportActionBar(toolbar);
-        toolbar.setNavigationOnClickListener(v -> showMainMenu(OptionsSheetDialogFragment.LIBRARY));
-        ToolbarContentTintHelper.colorBackButton(toolbar);
-    }
-}

app/src/main/java/code/name/monkey/retromusic/fragments/mainactivity/PlayingQueueFragment.kt

@@ -22,6 +22,7 @@ import code.name.monkey.retromusic.R
 import code.name.monkey.retromusic.adapter.song.PlayingQueueAdapter
 import code.name.monkey.retromusic.fragments.base.AbsLibraryPagerRecyclerViewFragment
 import code.name.monkey.retromusic.helper.MusicPlayerRemote
+import code.name.monkey.retromusic.interfaces.MainActivityFragmentCallbacks
 import com.h6ah4i.android.widget.advrecyclerview.animator.DraggableItemAnimator
 import com.h6ah4i.android.widget.advrecyclerview.draggable.RecyclerViewDragDropManager
 import com.h6ah4i.android.widget.advrecyclerview.swipeable.RecyclerViewSwipeManager
@@ -32,7 +33,12 @@ import kotlinx.android.synthetic.main.activity_playing_queue.recyclerView
 /**
  * Created by hemanths on 2019-12-08.
  */
-class PlayingQueueFragment : AbsLibraryPagerRecyclerViewFragment<PlayingQueueAdapter, LinearLayoutManager>() {
+class PlayingQueueFragment : AbsLibraryPagerRecyclerViewFragment<PlayingQueueAdapter, LinearLayoutManager>(),
+    MainActivityFragmentCallbacks {
+
+    override fun handleBackPress(): Boolean {
+        return false
+    }
 
     private lateinit var wrappedAdapter: RecyclerView.Adapter<*>
     private var recyclerViewDragDropManager: RecyclerViewDragDropManager? = null
@@ -131,7 +137,7 @@ class PlayingQueueFragment : AbsLibraryPagerRecyclerViewFragment<PlayingQueueAda
     companion object {
         @JvmField
         val TAG: String = PlayingQueueFragment::class.java.simpleName
-
+        @JvmStatic
         fun newInstance(): PlayingQueueFragment {
             return PlayingQueueFragment()
         }

app/src/main/java/code/name/monkey/retromusic/fragments/mainactivity/PlaylistsFragment.kt

@@ -9,12 +9,18 @@ import code.name.monkey.retromusic.App
 import code.name.monkey.retromusic.R
 import code.name.monkey.retromusic.adapter.playlist.PlaylistAdapter
 import code.name.monkey.retromusic.fragments.base.AbsLibraryPagerRecyclerViewFragment
+import code.name.monkey.retromusic.interfaces.MainActivityFragmentCallbacks
 import code.name.monkey.retromusic.model.Playlist
 import code.name.monkey.retromusic.mvp.presenter.PlaylistView
 import code.name.monkey.retromusic.mvp.presenter.PlaylistsPresenter
 import javax.inject.Inject
 
-class PlaylistsFragment : AbsLibraryPagerRecyclerViewFragment<PlaylistAdapter, LinearLayoutManager>(), PlaylistView {
+class PlaylistsFragment : AbsLibraryPagerRecyclerViewFragment<PlaylistAdapter, LinearLayoutManager>(), PlaylistView,
+    MainActivityFragmentCallbacks {
+
+    override fun handleBackPress(): Boolean {
+        return false
+    }
 
     @Inject
     lateinit var playlistsPresenter: PlaylistsPresenter
@@ -38,8 +44,10 @@ class PlaylistsFragment : AbsLibraryPagerRecyclerViewFragment<PlaylistAdapter, L
 
     override fun createAdapter(): PlaylistAdapter {
         return PlaylistAdapter(
-            libraryFragment.mainActivity, ArrayList(),
+            mainActivity,
-            R.layout.item_list, libraryFragment
+            ArrayList(),
+            R.layout.item_list,
+            mainActivity
         )
     }
 
@@ -80,6 +88,7 @@ class PlaylistsFragment : AbsLibraryPagerRecyclerViewFragment<PlaylistAdapter, L
         @JvmField
         val TAG: String = PlaylistsFragment::class.java.simpleName
 
+        @JvmStatic
         fun newInstance(): PlaylistsFragment {
             val args = Bundle()
             val fragment = PlaylistsFragment()

app/src/main/java/code/name/monkey/retromusic/fragments/mainactivity/SongsFragment.kt

@@ -1,5 +1,7 @@
 package code.name.monkey.retromusic.fragments.mainactivity
 
+import android.content.SharedPreferences
+import android.content.SharedPreferences.OnSharedPreferenceChangeListener
 import android.os.Bundle
 import android.view.View
 import androidx.annotation.LayoutRes
@@ -9,6 +11,7 @@ import code.name.monkey.retromusic.R
 import code.name.monkey.retromusic.adapter.song.ShuffleButtonSongAdapter
 import code.name.monkey.retromusic.adapter.song.SongAdapter
 import code.name.monkey.retromusic.fragments.base.AbsLibraryPagerRecyclerViewCustomGridSizeFragment
+import code.name.monkey.retromusic.interfaces.MainActivityFragmentCallbacks
 import code.name.monkey.retromusic.model.Song
 import code.name.monkey.retromusic.mvp.presenter.SongPresenter
 import code.name.monkey.retromusic.mvp.presenter.SongView
@@ -17,7 +20,7 @@ import java.util.ArrayList
 import javax.inject.Inject
 
 class SongsFragment : AbsLibraryPagerRecyclerViewCustomGridSizeFragment<SongAdapter, LinearLayoutManager>(),
-    SongView {
+    SongView, MainActivityFragmentCallbacks, OnSharedPreferenceChangeListener {
 
     @Inject
     lateinit var songPresenter: SongPresenter
@@ -36,16 +39,16 @@ class SongsFragment : AbsLibraryPagerRecyclerViewCustomGridSizeFragment<SongAdap
     }
 
     override fun createLayoutManager(): LinearLayoutManager {
-        return LinearLayoutManager(activity)
+        return LinearLayoutManager(requireActivity())
     }
 
     override fun createAdapter(): SongAdapter {
         val dataSet = if (adapter == null) mutableListOf() else adapter!!.dataSet
         return ShuffleButtonSongAdapter(
-            libraryFragment.mainActivity,
+            mainActivity,
             dataSet,
             R.layout.item_list,
-            libraryFragment
+            mainActivity
         )
     }
 
@@ -58,7 +61,7 @@ class SongsFragment : AbsLibraryPagerRecyclerViewCustomGridSizeFragment<SongAdap
     }
 
     override fun loadGridSize(): Int {
-        return PreferenceUtil.getInstance(requireContext()).getSongGridSize(activity!!)
+        return PreferenceUtil.getInstance(requireContext()).getSongGridSize(requireActivity())
     }
 
     override fun saveGridSize(gridColumns: Int) {
@@ -66,7 +69,7 @@ class SongsFragment : AbsLibraryPagerRecyclerViewCustomGridSizeFragment<SongAdap
     }
 
     override fun loadGridSizeLand(): Int {
-        return PreferenceUtil.getInstance(requireContext()).getSongGridSizeLand(activity!!)
+        return PreferenceUtil.getInstance(requireContext()).getSongGridSizeLand(requireActivity())
     }
 
     override fun saveGridSizeLand(gridColumns: Int) {
@@ -81,11 +84,13 @@ class SongsFragment : AbsLibraryPagerRecyclerViewCustomGridSizeFragment<SongAdap
         super.onResume()
         if (adapter?.dataSet.isNullOrEmpty())
             songPresenter.loadSongs()
+        PreferenceUtil.getInstance(requireContext()).registerOnSharedPreferenceChangedListener(this)
     }
 
     override fun onDestroyView() {
         super.onDestroyView()
         songPresenter.detachView()
+        PreferenceUtil.getInstance(requireContext()).unregisterOnSharedPreferenceChangedListener(this)
     }
 
     override fun showEmptyView() {
@@ -109,6 +114,7 @@ class SongsFragment : AbsLibraryPagerRecyclerViewCustomGridSizeFragment<SongAdap
         @JvmField
         var TAG: String = SongsFragment::class.java.simpleName
 
+        @JvmStatic
         fun newInstance(): SongsFragment {
             val args = Bundle()
             val fragment = SongsFragment()
@@ -127,4 +133,14 @@ class SongsFragment : AbsLibraryPagerRecyclerViewCustomGridSizeFragment<SongAdap
 
     override fun saveLayoutRes(@LayoutRes layoutRes: Int) {
     }
+
+    override fun handleBackPress(): Boolean {
+        return false
+    }
+
+    override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences?, key: String?) {
+        if (key == PreferenceUtil.SONG_SORT_ORDER || key == PreferenceUtil.SONG_GRID_SIZE) {
+            songPresenter.loadSongs()
+        }
+    }
 }

app/src/main/java/code/name/monkey/retromusic/fragments/mainactivity/folders/FoldersFragment.java

@@ -1,9 +1,7 @@
 package code.name.monkey.retromusic.fragments.mainactivity.folders;
 
-import android.app.ActivityOptions;
 import android.app.Dialog;
 import android.content.Context;
-import android.content.res.ColorStateList;
 import android.media.MediaScannerConnection;
 import android.os.Bundle;
 import android.os.Environment;
@@ -20,18 +18,14 @@ import android.widget.TextView;
 import android.widget.Toast;
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
-import androidx.appcompat.widget.Toolbar;
 import androidx.loader.app.LoaderManager;
 import androidx.loader.content.Loader;
 import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 import code.name.monkey.appthemehelper.ThemeStore;
-import code.name.monkey.appthemehelper.common.ATHToolbarActivity;
 import code.name.monkey.appthemehelper.util.ATHUtil;
-import code.name.monkey.appthemehelper.util.ToolbarContentTintHelper;
 import code.name.monkey.retromusic.R;
 import code.name.monkey.retromusic.adapter.SongFileAdapter;
-import code.name.monkey.retromusic.dialogs.OptionsSheetDialogFragment;
 import code.name.monkey.retromusic.fragments.base.AbsMainActivityFragment;
 import code.name.monkey.retromusic.helper.MusicPlayerRemote;
 import code.name.monkey.retromusic.helper.menu.SongMenuHelper;
@@ -43,17 +37,13 @@ import code.name.monkey.retromusic.misc.DialogAsyncTask;
 import code.name.monkey.retromusic.misc.UpdateToastMediaScannerCompletionListener;
 import code.name.monkey.retromusic.misc.WrappedAsyncTaskLoader;
 import code.name.monkey.retromusic.model.Song;
-import code.name.monkey.retromusic.util.DensityUtil;
 import code.name.monkey.retromusic.util.FileUtil;
-import code.name.monkey.retromusic.util.NavigationUtil;
 import code.name.monkey.retromusic.util.PreferenceUtil;
 import code.name.monkey.retromusic.util.RetroColorUtil;
 import code.name.monkey.retromusic.util.ThemedFastScroller;
 import code.name.monkey.retromusic.views.BreadCrumbLayout;
 import code.name.monkey.retromusic.views.ScrollingViewOnApplyWindowInsetsListener;
 import com.afollestad.materialcab.MaterialCab;
-import com.google.android.material.appbar.AppBarLayout;
-import com.google.android.material.card.MaterialCardView;
 import com.google.android.material.dialog.MaterialAlertDialogBuilder;
 import com.google.android.material.snackbar.Snackbar;
 import java.io.File;
@@ -71,7 +61,7 @@ import me.zhanghai.android.fastscroll.FastScroller;
 public class FoldersFragment extends AbsMainActivityFragment implements
         MainActivityFragmentCallbacks,
         CabHolder, BreadCrumbLayout.SelectionCallback, SongFileAdapter.Callbacks,
-        AppBarLayout.OnOffsetChangedListener, LoaderManager.LoaderCallbacks<List<File>> {
+        LoaderManager.LoaderCallbacks<List<File>> {
 
     public static class ListPathsAsyncTask extends
             ListingFilesDialogAsyncTask<ListPathsAsyncTask.LoadingInfo, String, String[]> {
@@ -327,8 +317,6 @@ public class FoldersFragment extends AbsMainActivityFragment implements
 
     private SongFileAdapter adapter;
 
-    private AppBarLayout appBarLayout;
-
     private BreadCrumbLayout breadCrumbs;
 
     private MaterialCab cab;
@@ -350,9 +338,6 @@ public class FoldersFragment extends AbsMainActivityFragment implements
 
     private RecyclerView recyclerView;
 
-    private Toolbar toolbar;
-
-    private MaterialCardView toolbarContainer;
 
     public static File getDefaultStartDirectory() {
         File musicDir = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_MUSIC);
@@ -434,12 +419,6 @@ public class FoldersFragment extends AbsMainActivityFragment implements
 
     }
 
-    @Override
-    public void onDestroyView() {
-        appBarLayout.removeOnOffsetChangedListener(this);
-        super.onDestroyView();
-    }
-
     @Override
     public boolean handleBackPress() {
         if (cab != null && cab.isActive()) {
@@ -463,8 +442,6 @@ public class FoldersFragment extends AbsMainActivityFragment implements
     public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
         super.onCreateOptionsMenu(menu, inflater);
         inflater.inflate(R.menu.menu_folders, menu);
-        ToolbarContentTintHelper.handleOnCreateOptionsMenu(getActivity(), toolbar, menu,
-                ATHToolbarActivity.getToolbarBackgroundColor(toolbar));
     }
 
     @Override
@@ -590,13 +567,6 @@ public class FoldersFragment extends AbsMainActivityFragment implements
                 .execute(new ListSongsAsyncTask.LoadingInfo(files, AUDIO_FILE_FILTER, getFileComparator()));
     }
 
-    @Override
-    public void onOffsetChanged(AppBarLayout appBarLayout, int verticalOffset) {
-        recyclerView.setPadding(recyclerView.getPaddingLeft(), recyclerView.getPaddingTop(),
-                recyclerView.getPaddingRight(), DensityUtil.dip2px(requireContext(), 52f) +
-                        this.appBarLayout.getTotalScrollRange() + verticalOffset);
-    }
-
     @Override
     public boolean onOptionsItemSelected(@NonNull MenuItem item) {
         switch (item.getItemId()) {
@@ -617,11 +587,6 @@ public class FoldersFragment extends AbsMainActivityFragment implements
         return super.onOptionsItemSelected(item);
     }
 
-    @Override
-    public void onPrepareOptionsMenu(Menu menu) {
-        super.onPrepareOptionsMenu(menu);
-        ToolbarContentTintHelper.handleOnPrepareOptionsMenu(getActivity(), toolbar);
-    }
 
     @NonNull
     @Override
@@ -661,11 +626,8 @@ public class FoldersFragment extends AbsMainActivityFragment implements
 
     private void initViews(View view) {
         coordinatorLayout = view.findViewById(R.id.coordinatorLayout);
-        toolbarContainer = view.findViewById(R.id.toolbarContainer);
         recyclerView = view.findViewById(R.id.recyclerView);
-        appBarLayout = view.findViewById(R.id.appBarLayout);
         breadCrumbs = view.findViewById(R.id.breadCrumbs);
-        toolbar = view.findViewById(R.id.toolbar);
         empty = view.findViewById(android.R.id.empty);
         emojiText = view.findViewById(R.id.emptyEmoji);
     }
@@ -703,7 +665,7 @@ public class FoldersFragment extends AbsMainActivityFragment implements
     }
 
     private void setUpAdapter() {
-        adapter = new SongFileAdapter(getMainActivity(), new LinkedList<File>(), R.layout.item_list,
+        adapter = new SongFileAdapter(getMainActivity(), new LinkedList<>(), R.layout.item_list,
                 this, this);
         adapter.registerAdapterDataObserver(new RecyclerView.AdapterDataObserver() {
             @Override
@@ -717,26 +679,10 @@ public class FoldersFragment extends AbsMainActivityFragment implements
     }
 
     private void setUpAppbarColor() {
-        int primaryColor = ATHUtil.INSTANCE.resolveColor(requireContext(), R.attr.colorSurface);
-        getMainActivity().setSupportActionBar(toolbar);
-        toolbar.setBackgroundTintList(ColorStateList.valueOf(primaryColor));
-        toolbarContainer.setCardBackgroundColor(ColorStateList.valueOf(primaryColor));
-        toolbar.setNavigationIcon(R.drawable.ic_menu_white_24dp);
-        toolbar.setNavigationOnClickListener(v -> {
-            showMainMenu(OptionsSheetDialogFragment.FOLDER);
-        });
         breadCrumbs.setActivatedContentColor(
                 ATHUtil.INSTANCE.resolveColor(requireContext(), android.R.attr.textColorPrimary));
         breadCrumbs.setDeactivatedContentColor(
                 ATHUtil.INSTANCE.resolveColor(requireContext(), android.R.attr.textColorSecondary));
-        appBarLayout.addOnOffsetChangedListener((appBarLayout, verticalOffset) -> getMainActivity()
-                .setLightStatusbar(!ATHUtil.INSTANCE.isWindowBackgroundDark(requireContext())));
-        toolbar.setOnClickListener(v -> {
-            ActivityOptions options = ActivityOptions
-                    .makeSceneTransitionAnimation(getMainActivity(), toolbarContainer,
-                            getString(R.string.transition_toolbar));
-            NavigationUtil.goToSearch(getMainActivity(), options);
-        });
     }
 
     private void setUpBreadCrumbs() {
@@ -745,7 +691,6 @@ public class FoldersFragment extends AbsMainActivityFragment implements
 
     private void setUpRecyclerView() {
         recyclerView.setLayoutManager(new LinearLayoutManager(getActivity()));
-        appBarLayout.addOnOffsetChangedListener(this);
         FastScroller fastScroller = ThemedFastScroller.INSTANCE.create(recyclerView);
         recyclerView.setOnApplyWindowInsetsListener(
                 new ScrollingViewOnApplyWindowInsetsListener(recyclerView, fastScroller));

app/src/main/java/code/name/monkey/retromusic/fragments/mainactivity/home/BannerHomeFragment.kt

@@ -1,26 +1,17 @@
 package code.name.monkey.retromusic.fragments.mainactivity.home
 
 import android.app.ActivityOptions
-import android.content.res.ColorStateList
 import android.os.Bundle
 import android.util.DisplayMetrics
 import android.view.LayoutInflater
-import android.view.Menu
-import android.view.MenuInflater
-import android.view.MenuItem
 import android.view.View
 import android.view.ViewGroup
-import androidx.appcompat.widget.Toolbar
 import androidx.recyclerview.widget.LinearLayoutManager
-import code.name.monkey.appthemehelper.common.ATHToolbarActivity
-import code.name.monkey.appthemehelper.util.ATHUtil
-import code.name.monkey.appthemehelper.util.ToolbarContentTintHelper
 import code.name.monkey.retromusic.App
 import code.name.monkey.retromusic.Constants
 import code.name.monkey.retromusic.Constants.USER_BANNER
 import code.name.monkey.retromusic.R
 import code.name.monkey.retromusic.adapter.HomeAdapter
-import code.name.monkey.retromusic.dialogs.OptionsSheetDialogFragment
 import code.name.monkey.retromusic.extensions.show
 import code.name.monkey.retromusic.fragments.base.AbsMainActivityFragment
 import code.name.monkey.retromusic.helper.MusicPlayerRemote
@@ -42,7 +33,6 @@ import kotlinx.android.synthetic.main.abs_playlists.lastAdded
 import kotlinx.android.synthetic.main.abs_playlists.topPlayed
 import kotlinx.android.synthetic.main.fragment_banner_home.bannerImage
 import kotlinx.android.synthetic.main.fragment_banner_home.titleWelcome
-import kotlinx.android.synthetic.main.fragment_banner_home.toolbarContainer
 import kotlinx.android.synthetic.main.fragment_banner_home.userImage
 import kotlinx.android.synthetic.main.home_content.emptyContainer
 import kotlinx.android.synthetic.main.home_content.recyclerView
@@ -56,10 +46,8 @@ class BannerHomeFragment : AbsMainActivityFragment(), MainActivityFragmentCallba
     lateinit var homePresenter: HomePresenter
 
     private lateinit var homeAdapter: HomeAdapter
-    private lateinit var toolbar: Toolbar
 
     override fun sections(sections: List<Home>) {
-        println(sections.size)
         homeAdapter.swapData(sections)
     }
 
@@ -93,7 +81,6 @@ class BannerHomeFragment : AbsMainActivityFragment(), MainActivityFragmentCallba
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
         setStatusBarColorAuto(view)
-        toolbar = view.findViewById(R.id.toolbar)
 
         bannerImage?.setOnClickListener {
             val options = ActivityOptions.makeSceneTransitionAnimation(
@@ -120,8 +107,6 @@ class BannerHomeFragment : AbsMainActivityFragment(), MainActivityFragmentCallba
             NavigationUtil.goToPlaylistNew(requireActivity(), HistoryPlaylist(requireActivity()))
         }
 
-        setupToolbar()
-
         userImage?.setOnClickListener {
             val options = ActivityOptions.makeSceneTransitionAnimation(
                 mainActivity,
@@ -143,24 +128,6 @@ class BannerHomeFragment : AbsMainActivityFragment(), MainActivityFragmentCallba
         homePresenter.loadSections()
     }
 
-    private fun setupToolbar() {
-        toolbar.apply {
-            backgroundTintList = ColorStateList.valueOf(ATHUtil.resolveColor(requireContext(), R.attr.colorSurface))
-            setNavigationIcon(R.drawable.ic_menu_white_24dp)
-            setOnClickListener {
-                val options = ActivityOptions.makeSceneTransitionAnimation(
-                    mainActivity,
-                    toolbarContainer,
-                    getString(R.string.transition_toolbar)
-                )
-                NavigationUtil.goToSearch(requireActivity(), options)
-            }
-
-        }
-        mainActivity.setSupportActionBar(toolbar)
-        toolbar.setNavigationOnClickListener { showMainMenu(OptionsSheetDialogFragment.LIBRARY) }
-    }
-
     override fun handleBackPress(): Boolean {
         return false
     }
@@ -179,35 +146,6 @@ class BannerHomeFragment : AbsMainActivityFragment(), MainActivityFragmentCallba
         emptyContainer.show()
     }
 
-    override fun onCreateOptionsMenu(menu: Menu, inflater: MenuInflater) {
-        super.onCreateOptionsMenu(menu, inflater)
-        inflater.inflate(R.menu.menu_search, menu)
-
-        ToolbarContentTintHelper.handleOnCreateOptionsMenu(
-            requireActivity(),
-            toolbar,
-            menu,
-            ATHToolbarActivity.getToolbarBackgroundColor(toolbar)
-        )
-    }
-
-    override fun onPrepareOptionsMenu(menu: Menu) {
-        super.onPrepareOptionsMenu(menu)
-        ToolbarContentTintHelper.handleOnPrepareOptionsMenu(requireActivity(), toolbar)
-    }
-
-    override fun onOptionsItemSelected(item: MenuItem): Boolean {
-        if (item.itemId == R.id.action_search) {
-            val options = ActivityOptions.makeSceneTransitionAnimation(
-                mainActivity,
-                toolbarContainer,
-                getString(R.string.transition_toolbar)
-            )
-            NavigationUtil.goToSearch(requireActivity(), true, options)
-        }
-        return super.onOptionsItemSelected(item)
-    }
-
     private fun getTimeOfTheDay() {
         val c = Calendar.getInstance()
         val timeOfDay = c.get(Calendar.HOUR_OF_DAY)
@@ -250,6 +188,7 @@ class BannerHomeFragment : AbsMainActivityFragment(), MainActivityFragmentCallba
 
         const val TAG: String = "BannerHomeFragment"
 
+        @JvmStatic
         fun newInstance(): BannerHomeFragment {
             return BannerHomeFragment()
         }

app/src/main/java/code/name/monkey/retromusic/fragments/player/normal/PlayerPlaybackControlsFragment.kt

@@ -265,7 +265,7 @@ class PlayerPlaybackControlsFragment : AbsPlayerControlsFragment(), OnSharedPref
     }
 
     override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences?, key: String?) {
-        println(key)
+
         if (key == PreferenceUtil.EXTRA_SONG_INFO) {
             if (activity != null) updateSong()
         }

app/src/main/java/code/name/monkey/retromusic/fragments/player/peak/PeakPlayerControlFragment.kt

@@ -152,14 +152,12 @@ class PeakPlayerControlFragment : AbsPlayerControlsFragment() {
 
     private fun setUpShuffleButton() {
         shuffleButton.setOnClickListener {
-            println("shuffleButton Click")
             MusicPlayerRemote.toggleShuffleMode()
         }
     }
 
     private fun setUpRepeatButton() {
         repeatButton.setOnClickListener {
-            println("repeatButton Click")
             MusicPlayerRemote.cycleRepeatMode()
         }
     }

app/src/main/java/code/name/monkey/retromusic/helper/MusicPlayerRemote.kt

@@ -44,7 +44,7 @@ object MusicPlayerRemote {
     val TAG: String = MusicPlayerRemote::class.java.simpleName
     private val mConnectionMap = WeakHashMap<Context, ServiceBinder>()
     var musicService: MusicService? = null
-
+    @JvmStatic
     val isPlaying: Boolean
         get() = musicService != null && musicService!!.isPlaying
 
@@ -91,7 +91,7 @@ object MusicPlayerRemote {
         get() = if (musicService != null) {
             musicService!!.repeatMode
         } else MusicService.REPEAT_MODE_NONE
-
+    @JvmStatic
     val shuffleMode: Int
         get() = if (musicService != null) {
             musicService!!.shuffleMode
@@ -207,6 +207,7 @@ object MusicPlayerRemote {
     /**
      * Async
      */
+    @JvmStatic
     fun openQueue(queue: List<Song>, startPosition: Int, startPlaying: Boolean) {
         if (!tryToHandleOpenPlayingQueue(queue, startPosition, startPlaying) && musicService != null) {
             musicService?.openQueue(queue, startPosition, startPlaying)
@@ -218,6 +219,7 @@ object MusicPlayerRemote {
     /**
      * Async
      */
+    @JvmStatic
     fun openAndShuffleQueue(queue: List<Song>, startPlaying: Boolean) {
         var startPosition = 0
         if (queue.isNotEmpty()) {
@@ -388,7 +390,7 @@ object MusicPlayerRemote {
         }
         return false
     }
-
+    @JvmStatic
     fun playFromUri(uri: Uri) {
         if (musicService != null) {
 

app/src/main/java/code/name/monkey/retromusic/helper/SearchQueryHelper.kt

@@ -20,8 +20,7 @@ import android.os.Bundle
 import android.provider.MediaStore
 import code.name.monkey.retromusic.loaders.SongLoader
 import code.name.monkey.retromusic.model.Song
-import java.util.*
+import java.util.ArrayList
-
 
 object SearchQueryHelper {
     private const val TITLE_SELECTION = "lower(" + MediaStore.Audio.AudioColumns.TITLE + ") = ?"
@@ -29,7 +28,7 @@ object SearchQueryHelper {
     private const val ARTIST_SELECTION = "lower(" + MediaStore.Audio.AudioColumns.ARTIST + ") = ?"
     private const val AND = " AND "
     var songs = ArrayList<Song>()
-
+    @JvmStatic
     fun getSongs(context: Context, extras: Bundle): ArrayList<Song> {
         val query = extras.getString(SearchManager.QUERY, null)
         val artistName = extras.getString(MediaStore.EXTRA_MEDIA_ARTIST, null)
@@ -38,42 +37,79 @@ object SearchQueryHelper {
 
         var songs = ArrayList<Song>()
         if (artistName != null && albumName != null && titleName != null) {
-            songs = SongLoader.getSongs(SongLoader.makeSongCursor(context, ARTIST_SELECTION + AND + ALBUM_SELECTION + AND + TITLE_SELECTION, arrayOf(artistName.toLowerCase(), albumName.toLowerCase(), titleName.toLowerCase())))
+            songs = SongLoader.getSongs(
+                SongLoader.makeSongCursor(
+                    context,
+                    ARTIST_SELECTION + AND + ALBUM_SELECTION + AND + TITLE_SELECTION,
+                    arrayOf(artistName.toLowerCase(), albumName.toLowerCase(), titleName.toLowerCase())
+                )
+            )
         }
         if (songs.isNotEmpty()) {
             return songs
         }
         if (artistName != null && titleName != null) {
-            songs = SongLoader.getSongs(SongLoader.makeSongCursor(context, ARTIST_SELECTION + AND + TITLE_SELECTION, arrayOf(artistName.toLowerCase(), titleName.toLowerCase())))
+            songs = SongLoader.getSongs(
+                SongLoader.makeSongCursor(
+                    context,
+                    ARTIST_SELECTION + AND + TITLE_SELECTION,
+                    arrayOf(artistName.toLowerCase(), titleName.toLowerCase())
+                )
+            )
         }
         if (songs.isNotEmpty()) {
             return songs
         }
         if (albumName != null && titleName != null) {
-            songs = SongLoader.getSongs(SongLoader.makeSongCursor(context, ALBUM_SELECTION + AND + TITLE_SELECTION, arrayOf(albumName.toLowerCase(), titleName.toLowerCase())))
+            songs = SongLoader.getSongs(
+                SongLoader.makeSongCursor(
+                    context,
+                    ALBUM_SELECTION + AND + TITLE_SELECTION,
+                    arrayOf(albumName.toLowerCase(), titleName.toLowerCase())
+                )
+            )
         }
         if (songs.isNotEmpty()) {
             return songs
         }
         if (artistName != null) {
-            songs = SongLoader.getSongs(SongLoader.makeSongCursor(context, ARTIST_SELECTION, arrayOf(artistName.toLowerCase())))
+            songs = SongLoader.getSongs(
+                SongLoader.makeSongCursor(
+                    context,
+                    ARTIST_SELECTION,
+                    arrayOf(artistName.toLowerCase())
+                )
+            )
         }
         if (songs.isNotEmpty()) {
             return songs
         }
         if (albumName != null) {
-            songs = SongLoader.getSongs(SongLoader.makeSongCursor(context, ALBUM_SELECTION, arrayOf(albumName.toLowerCase())))
+            songs = SongLoader.getSongs(
+                SongLoader.makeSongCursor(
+                    context,
+                    ALBUM_SELECTION,
+                    arrayOf(albumName.toLowerCase())
+                )
+            )
         }
         if (songs.isNotEmpty()) {
             return songs
         }
         if (titleName != null) {
-            songs = SongLoader.getSongs(SongLoader.makeSongCursor(context, TITLE_SELECTION, arrayOf(titleName.toLowerCase())))
+            songs = SongLoader.getSongs(
+                SongLoader.makeSongCursor(
+                    context,
+                    TITLE_SELECTION,
+                    arrayOf(titleName.toLowerCase())
+                )
+            )
         }
         if (songs.isNotEmpty()) {
             return songs
         }
-        songs = SongLoader.getSongs(SongLoader.makeSongCursor(context, ARTIST_SELECTION, arrayOf(query.toLowerCase())))
+        songs =
+            SongLoader.getSongs(SongLoader.makeSongCursor(context, ARTIST_SELECTION, arrayOf(query.toLowerCase())))
 
         if (songs.isNotEmpty()) {
             return songs
@@ -87,6 +123,4 @@ object SearchQueryHelper {
             songs
         } else ArrayList()
     }
-
-
 }

app/src/main/java/code/name/monkey/retromusic/helper/SortOrder.kt

@@ -21,6 +21,7 @@ class SortOrder {
      * Artist sort order entries.
      */
     interface ArtistSortOrder {
+
         companion object {
 
             /* Artist sort order A-Z */
@@ -41,6 +42,7 @@ class SortOrder {
      * Album sort order entries.
      */
     interface AlbumSortOrder {
+
         companion object {
 
             /* Album sort order A-Z */
@@ -65,6 +67,7 @@ class SortOrder {
      * Song sort order entries.
      */
     interface SongSortOrder {
+
         companion object {
 
             /* Song sort order A-Z */
@@ -88,6 +91,9 @@ class SortOrder {
             /* Song sort order date */
             const val SONG_DATE = MediaStore.Audio.Media.DATE_ADDED + " DESC"
 
+            /* Song sort modified date */
+            const val SONG_MODIFIED = MediaStore.Audio.Media.DATE_MODIFIED + " DESC"
+
             /* Song sort order composer*/
             const val COMPOSER = MediaStore.Audio.Media.COMPOSER
         }
@@ -97,6 +103,7 @@ class SortOrder {
      * Album song sort order entries.
      */
     interface AlbumSongSortOrder {
+
         companion object {
 
             /* Album song sort order A-Z */
@@ -118,6 +125,7 @@ class SortOrder {
      * Artist song sort order entries.
      */
     interface ArtistSongSortOrder {
+
         companion object {
 
             /* Artist song sort order A-Z */
@@ -144,6 +152,7 @@ class SortOrder {
      * Artist album sort order entries.
      */
     interface ArtistAlbumSortOrder {
+
         companion object {
 
             /* Artist album sort order A-Z */
@@ -164,6 +173,7 @@ class SortOrder {
      * Genre sort order entries.
      */
     interface GenreSortOrder {
+
         companion object {
 
             /* Genre sort order A-Z */
@@ -173,5 +183,4 @@ class SortOrder {
             const val ALBUM_Z_A = "$GENRE_A_Z DESC"
         }
     }
-
 }

app/src/main/java/code/name/monkey/retromusic/interfaces/MainActivityFragmentCallbacks.kt

@@ -19,7 +19,6 @@ package code.name.monkey.retromusic.interfaces
  */
 
 interface MainActivityFragmentCallbacks {
-    fun handleBackPress(): Boolean
 
-    //void selectedFragment(Fragment fragment);
+    fun handleBackPress(): Boolean
 }

app/src/main/java/code/name/monkey/retromusic/loaders/AlbumLoader.kt

@@ -19,8 +19,7 @@ import android.provider.MediaStore.Audio.AudioColumns
 import code.name.monkey.retromusic.model.Album
 import code.name.monkey.retromusic.model.Song
 import code.name.monkey.retromusic.util.PreferenceUtil
-import java.util.*
+import java.util.Comparator
-import kotlin.collections.ArrayList
 
 
 /**
@@ -41,7 +40,7 @@ object AlbumLoader {
         )
         return splitIntoAlbums(songs)
     }
-
+    @JvmStatic
     fun getAlbum(
             context: Context,
             albumId: Int

app/src/main/java/code/name/monkey/retromusic/loaders/ArtistLoader.kt

@@ -20,27 +20,32 @@ import code.name.monkey.retromusic.model.Album
 import code.name.monkey.retromusic.model.Artist
 import code.name.monkey.retromusic.util.PreferenceUtil
 
-
 object ArtistLoader {
     private fun getSongLoaderSortOrder(context: Context): String {
-        return PreferenceUtil.getInstance(context).artistSortOrder + ", " + PreferenceUtil.getInstance(context).artistAlbumSortOrder + ", " + PreferenceUtil.getInstance(context).albumSongSortOrder
+        return PreferenceUtil.getInstance(context).artistSortOrder + ", " + PreferenceUtil.getInstance(context).artistAlbumSortOrder + ", " + PreferenceUtil.getInstance(
+            context
+        ).albumSongSortOrder
     }
 
     fun getAllArtists(context: Context): ArrayList<Artist> {
-        val songs = SongLoader.getSongs(SongLoader.makeSongCursor(
+        val songs = SongLoader.getSongs(
+            SongLoader.makeSongCursor(
                 context,
                 null, null,
-                getSongLoaderSortOrder(context))
+                getSongLoaderSortOrder(context)
+            )
         )
         return splitIntoArtists(AlbumLoader.splitIntoAlbums(songs))
     }
 
     fun getArtists(context: Context, query: String): ArrayList<Artist> {
-        val songs = SongLoader.getSongs(SongLoader.makeSongCursor(
+        val songs = SongLoader.getSongs(
+            SongLoader.makeSongCursor(
                 context,
                 AudioColumns.ARTIST + " LIKE ?",
                 arrayOf("%$query%"),
-                getSongLoaderSortOrder(context))
+                getSongLoaderSortOrder(context)
+            )
         )
         return splitIntoArtists(AlbumLoader.splitIntoAlbums(songs))
     }
@@ -66,12 +71,15 @@ object ArtistLoader {
         return album
     }
 
+    @JvmStatic
     fun getArtist(context: Context, artistId: Int): Artist {
-        val songs = SongLoader.getSongs(SongLoader.makeSongCursor(
+        val songs = SongLoader.getSongs(
+            SongLoader.makeSongCursor(
                 context,
                 AudioColumns.ARTIST_ID + "=?",
                 arrayOf(artistId.toString()),
-                getSongLoaderSortOrder(context))
+                getSongLoaderSortOrder(context)
+            )
         )
         return Artist(AlbumLoader.splitIntoAlbums(songs))
     }

app/src/main/java/code/name/monkey/retromusic/loaders/PlaylistSongsLoader.kt

@@ -38,7 +38,7 @@ object PlaylistSongsLoader {
         return (playlist as? AbsCustomPlaylist)?.getSongs(context)
             ?: getPlaylistSongList(context, playlist.id)
     }
-
+    @JvmStatic
     fun getPlaylistSongList(context: Context, playlistId: Int): ArrayList<Song> {
         val songs = arrayListOf<Song>()
         val cursor = makePlaylistSongCursor(context, playlistId)

app/src/main/java/code/name/monkey/retromusic/model/Album.kt

@@ -17,6 +17,7 @@ package code.name.monkey.retromusic.model
 import java.util.ArrayList
 
 class Album {
+
     val songs: ArrayList<Song>?
 
     val id: Int

app/src/main/java/code/name/monkey/retromusic/preferences/MaterialListPreference.kt

@@ -124,7 +124,6 @@ class MaterialListPreferenceDialog : PreferenceDialogFragmentCompat() {
         fun newInstance(listPreference: ListPreference): MaterialListPreferenceDialog {
             val entries = listPreference.entries.toList() as ArrayList<String>
             val entriesValues = listPreference.entryValues.toList() as ArrayList<String>
-            println("List value: ${listPreference.value}")
             val position = listPreference.findIndexOfValue(listPreference.value)
             val args = Bundle()
             args.putString(ARG_KEY, listPreference.key)

app/src/main/java/code/name/monkey/retromusic/util/AppRater.kt

@@ -34,7 +34,7 @@ object AppRater {
 
     private const val DAYS_UNTIL_PROMPT = 3//Min number of days
     private const val LAUNCHES_UNTIL_PROMPT = 5//Min number of launches
-
+    @JvmStatic
     fun appLaunched(context: Context) {
         val prefs = context.getSharedPreferences(APP_RATING, 0)
         if (prefs.getBoolean(DO_NOT_SHOW_AGAIN, false)) {
@@ -72,7 +72,12 @@ object AppRater {
                 title(text = "Rate this App")
                 message(text = "If you enjoy using Retro Music, please take a moment to rate it. Thanks for your support!")
                 positiveButton(R.string.app_name) {
-                        context.startActivity(Intent(Intent.ACTION_VIEW, Uri.parse("market://details?id=${context.packageName}")))
+                    context.startActivity(
+                        Intent(
+                            Intent.ACTION_VIEW,
+                            Uri.parse("market://details?id=${context.packageName}")
+                        )
+                    )
                     editor.putBoolean(DO_NOT_SHOW_AGAIN, true)
                     editor.commit()
                     dismiss()

app/src/main/java/code/name/monkey/retromusic/util/PreferenceUtil.java

@@ -29,7 +29,7 @@ import androidx.annotation.NonNull;
 import androidx.annotation.StyleRes;
 import androidx.viewpager.widget.ViewPager;
 import code.name.monkey.retromusic.R;
-import code.name.monkey.retromusic.activities.MainActivity;
+import code.name.monkey.retromusic.dialogs.OptionsSheetDialogFragment;
 import code.name.monkey.retromusic.fragments.AlbumCoverStyle;
 import code.name.monkey.retromusic.fragments.NowPlayingScreen;
 import code.name.monkey.retromusic.fragments.mainactivity.folders.FoldersFragment;
@@ -153,13 +153,13 @@ public final class PreferenceUtil {
 
     private static final String ALBUM_SONG_SORT_ORDER = "album_song_sort_order";
 
-    private static final String SONG_SORT_ORDER = "song_sort_order";
+    public static final String SONG_SORT_ORDER = "song_sort_order";
 
     private static final String ALBUM_GRID_SIZE = "album_grid_size";
 
     private static final String ALBUM_GRID_SIZE_LAND = "album_grid_size_land";
 
-    private static final String SONG_GRID_SIZE = "song_grid_size";
+    public static final String SONG_GRID_SIZE = "song_grid_size";
 
     private static final String SONG_GRID_SIZE_LAND = "song_grid_size_land";
 
@@ -586,7 +586,7 @@ public final class PreferenceUtil {
     }
 
     public final int getLastMusicChooser() {
-        return mPreferences.getInt(LAST_MUSIC_CHOOSER, MainActivity.HOME);
+        return mPreferences.getInt(LAST_MUSIC_CHOOSER, OptionsSheetDialogFragment.LIBRARY);
     }
 
     public void setLastMusicChooser(int value) {

app/src/main/res/drawable/popup_background.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ Copyright (c) 2020 Hemanth Savarala.
+  ~
+  ~ Licensed under the GNU General Public License v3
+  ~
+  ~ This is free software: you can redistribute it and/or modify it under
+  ~ the terms of the GNU General Public License as published by
+  ~  the Free Software Foundation either version 3 of the License, or (at your option) any later version.
+  ~
+  ~ This software is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+  ~ without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+  ~ See the GNU General Public License for more details.
+  -->
+
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <corners android:radius="16dp" />
+    <solid android:color="?attr/colorSurface" />
+</shape>

app/src/main/res/layout-land/fragment_banner_home.xml

@@ -12,22 +12,9 @@
   ~ See the GNU General Public License for more details.
   -->
 
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.core.widget.NestedScrollView xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:background="?attr/colorSurface"
-    android:orientation="vertical">
-
-    <FrameLayout
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content">
-
-        <include layout="@layout/status_bar" />
-    </FrameLayout>
-
-    <androidx.core.widget.NestedScrollView
     android:id="@+id/container"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
@@ -62,33 +49,6 @@
                     tools:srcCompat="@tools:sample/backgrounds/scenic[9]" />
 
 
-                    <com.google.android.material.card.MaterialCardView
-                        android:id="@+id/toolbarContainer"
-                        android:layout_width="match_parent"
-                        android:layout_height="wrap_content"
-                        android:layout_marginStart="@dimen/toolbar_margin_horizontal"
-                        android:layout_marginTop="8dp"
-                        android:layout_marginEnd="@dimen/toolbar_margin_horizontal"
-                        app:cardBackgroundColor="@android:color/transparent"
-                        app:cardCornerRadius="8dp"
-                        app:cardUseCompatPadding="true"
-                        app:layout_constraintEnd_toEndOf="parent"
-                        app:layout_constraintStart_toStartOf="parent"
-                        app:layout_constraintTop_toTopOf="parent"
-                        app:layout_scrollFlags="scroll|enterAlways"
-                        app:shapeAppearance="@style/ToolbarCornerCardView">
-
-                        <com.google.android.material.appbar.MaterialToolbar
-                            android:id="@+id/toolbar"
-                            android:layout_width="match_parent"
-                            android:layout_height="@dimen/toolbar_height"
-                            android:background="?attr/colorSurface"
-                            app:popupTheme="?toolbarPopupTheme"
-                            app:title="@string/action_search"
-                            app:titleTextAppearance="@style/TextViewHeadline6"
-                            tools:ignore="UnusedAttribute" />
-                    </com.google.android.material.card.MaterialCardView>
-
                 <View
                     android:layout_width="match_parent"
                     android:layout_height="52dp"
@@ -137,5 +97,4 @@
 
         <include layout="@layout/home_content" />
     </LinearLayout>
-    </androidx.core.widget.NestedScrollView>
+</androidx.core.widget.NestedScrollView>
-</LinearLayout>

app/src/main/res/layout-land/fragment_home.xml

@@ -12,58 +12,9 @@
   ~ See the GNU General Public License for more details.
   -->
 
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.core.widget.NestedScrollView xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:background="?attr/colorSurface"
-    android:orientation="vertical">
-
-    <FrameLayout
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        tools:ignore="UnusedAttribute">
-
-        <include layout="@layout/status_bar" />
-
-    </FrameLayout>
-
-    <androidx.coordinatorlayout.widget.CoordinatorLayout
-        android:layout_width="match_parent"
-        android:layout_height="match_parent">
-
-        <com.google.android.material.appbar.AppBarLayout
-            android:id="@+id/appBarLayout"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:background="@android:color/transparent"
-            android:elevation="0dp"
-            app:elevation="0dp">
-
-            <com.google.android.material.card.MaterialCardView
-                android:id="@+id/toolbarContainer"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                app:cardCornerRadius="8dp"
-                app:cardUseCompatPadding="true"
-                app:layout_collapseMode="pin"
-                app:layout_scrollFlags="scroll|enterAlways">
-
-                <com.google.android.material.appbar.MaterialToolbar
-                    android:id="@+id/toolbar"
-                    android:layout_width="match_parent"
-                    android:layout_height="@dimen/toolbar_height"
-                    android:background="?colorSurface"
-                    app:popupTheme="?toolbarPopupTheme"
-                    app:title="@string/action_search"
-                    app:titleTextAppearance="@style/TextViewHeadline6"
-                    tools:ignore="UnusedAttribute" />
-            </com.google.android.material.card.MaterialCardView>
-
-        </com.google.android.material.appbar.AppBarLayout>
-
-        <androidx.core.widget.NestedScrollView
     android:id="@+id/container"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
@@ -121,6 +72,4 @@
             app:layout_constraintTop_toBottomOf="@id/titleWelcome" />
     </androidx.constraintlayout.widget.ConstraintLayout>
 
-        </androidx.core.widget.NestedScrollView>
+</androidx.core.widget.NestedScrollView>
-    </androidx.coordinatorlayout.widget.CoordinatorLayout>
-</LinearLayout>

app/src/main/res/layout/activity_main_content.xml

@@ -1,5 +1,71 @@
 <?xml version="1.0" encoding="utf-8"?>
-<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="?colorSurface"
+    android:orientation="vertical">
+
+    <FrameLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:elevation="0dp"
+        tools:ignore="UnusedAttribute">
+
+        <include layout="@layout/status_bar" />
+
+    </FrameLayout>
+
+    <androidx.coordinatorlayout.widget.CoordinatorLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
+        <com.google.android.material.appbar.AppBarLayout
+            android:id="@+id/appBarLayout"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:background="@android:color/transparent"
+            android:elevation="0dp"
+            app:elevation="0dp"
+            app:liftOnScroll="true">
+
+            <com.google.android.material.card.MaterialCardView
+                android:id="@+id/toolbarContainer"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                app:cardCornerRadius="8dp"
+                app:cardUseCompatPadding="true"
+                app:layout_scrollFlags="scroll|enterAlways">
+
+                <FrameLayout
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content">
+
+                    <androidx.appcompat.widget.Toolbar
+                        android:id="@+id/toolbar"
+                        android:layout_width="match_parent"
+                        android:layout_height="@dimen/toolbar_height"
+                        android:background="?attr/colorSurface"
+                        app:navigationIcon="@drawable/ic_menu_white_24dp"
+                        app:popupTheme="?attr/toolbarPopupTheme"
+                        app:title="@string/action_search"
+                        app:titleTextAppearance="@style/TextViewHeadline6"
+                        app:titleTextColor="?android:attr/textColorSecondary"
+                        tools:ignore="UnusedAttribute" />
+
+                    <ViewStub
+                        android:id="@+id/cab_stub"
+                        android:layout_width="match_parent"
+                        android:layout_height="@dimen/toolbar_height" />
+                </FrameLayout>
+            </com.google.android.material.card.MaterialCardView>
+        </com.google.android.material.appbar.AppBarLayout>
+
+        <FrameLayout
             android:id="@+id/fragment_container"
             android:layout_width="match_parent"
-    android:layout_height="match_parent" />
+            android:layout_height="match_parent"
+            app:layout_behavior="com.google.android.material.appbar.AppBarLayout$ScrollingViewBehavior" />
+    </androidx.coordinatorlayout.widget.CoordinatorLayout>
+</LinearLayout>

app/src/main/res/layout/fragment_banner_home.xml

@@ -11,22 +11,9 @@
   ~ without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
   ~ See the GNU General Public License for more details.
   -->
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.core.widget.NestedScrollView xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:background="?attr/colorSurface"
-    android:orientation="vertical">
-
-    <FrameLayout
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content">
-
-        <include layout="@layout/status_bar" />
-    </FrameLayout>
-
-    <androidx.core.widget.NestedScrollView
     android:id="@+id/container"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
@@ -38,28 +25,6 @@
         android:layout_height="wrap_content"
         android:orientation="vertical">
 
-            <com.google.android.material.card.MaterialCardView
-                android:id="@+id/toolbarContainer"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                app:cardCornerRadius="8dp"
-                app:cardUseCompatPadding="true"
-                app:layout_constraintEnd_toEndOf="parent"
-                app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintTop_toTopOf="parent"
-                app:layout_scrollFlags="scroll|enterAlways"
-                app:shapeAppearance="@style/ToolbarCornerCardView">
-
-                <com.google.android.material.appbar.MaterialToolbar
-                    android:id="@+id/toolbar"
-                    android:layout_width="match_parent"
-                    android:layout_height="@dimen/toolbar_height"
-                    android:background="?attr/colorSurface"
-                    app:popupTheme="?toolbarPopupTheme"
-                    app:title="@string/action_search"
-                    app:titleTextAppearance="@style/TextViewHeadline6"
-                    tools:ignore="UnusedAttribute" />
-            </com.google.android.material.card.MaterialCardView>
 
         <com.google.android.material.card.MaterialCardView
             android:id="@+id/imageContainer"
@@ -139,5 +104,4 @@
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@+id/imageContainer" />
     </androidx.constraintlayout.widget.ConstraintLayout>
-    </androidx.core.widget.NestedScrollView>
+</androidx.core.widget.NestedScrollView>
-</LinearLayout>

app/src/main/res/layout/fragment_folder.xml

@@ -1,90 +1,12 @@
 <?xml version="1.0" encoding="utf-8"?>
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:orientation="vertical">
-
-    <FrameLayout
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:elevation="0dp"
-        tools:ignore="UnusedAttribute">
-
-        <include layout="@layout/status_bar" />
-
-    </FrameLayout>
-
-    <androidx.coordinatorlayout.widget.CoordinatorLayout
     android:id="@+id/coordinatorLayout"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:background="?attr/colorSurface">
 
-        <com.google.android.material.appbar.AppBarLayout
-            android:id="@+id/appBarLayout"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:background="@android:color/transparent"
-            android:elevation="0dp"
-            app:elevation="0dp">
-
-            <com.google.android.material.card.MaterialCardView
-                android:id="@+id/toolbarContainer"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                app:cardCornerRadius="8dp"
-                app:cardUseCompatPadding="true"
-                app:layout_scrollFlags="scroll|enterAlways">
-
-                <LinearLayout
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:orientation="vertical">
-
-                    <FrameLayout
-                        android:layout_width="match_parent"
-                        android:layout_height="wrap_content">
-
-                        <com.google.android.material.appbar.MaterialToolbar
-                            android:id="@+id/toolbar"
-                            android:layout_width="match_parent"
-                            android:layout_height="@dimen/toolbar_height"
-                            app:contentInsetStart="0dp"
-                            app:contentInsetStartWithNavigation="0dp"
-                            app:popupTheme="?toolbarPopupTheme"
-                            app:title="@string/action_search"
-                            app:titleMarginStart="0dp"
-                            app:titleTextAppearance="@style/ToolbarTextAppearanceSearch"
-                            tools:ignore="UnusedAttribute" />
-
-                        <ViewStub
-                            android:id="@+id/cab_stub"
-                            android:layout_width="match_parent"
-                            android:layout_height="48dp" />
-                    </FrameLayout>
-
-                    <code.name.monkey.retromusic.views.BreadCrumbLayout
-                        android:id="@+id/breadCrumbs"
-                        android:layout_width="match_parent"
-                        android:layout_height="@dimen/tab_height"
-                        android:paddingStart="60dp"
-                        android:paddingEnd="8dp"
-                        app:layout_collapseMode="pin" />
-                </LinearLayout>
-            </com.google.android.material.card.MaterialCardView>
-        </com.google.android.material.appbar.AppBarLayout>
-
-        <androidx.recyclerview.widget.RecyclerView
-            android:id="@+id/recyclerView"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:clipToPadding="false"
-            android:layoutAnimation="@anim/layout_animation_fall_down"
-            android:scrollbars="none"
-            app:layout_behavior="com.google.android.material.appbar.AppBarLayout$ScrollingViewBehavior" />
-
     <LinearLayout
         android:id="@android:id/empty"
         android:layout_width="wrap_content"
@@ -114,5 +36,27 @@
             tools:visibility="visible" />
     </LinearLayout>
 
-    </androidx.coordinatorlayout.widget.CoordinatorLayout>
+    <LinearLayout
-</LinearLayout>
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:orientation="vertical">
+
+        <code.name.monkey.retromusic.views.BreadCrumbLayout
+            android:id="@+id/breadCrumbs"
+            android:layout_width="match_parent"
+            android:layout_height="@dimen/tab_height"
+            android:paddingStart="60dp"
+            android:paddingEnd="8dp"
+            app:layout_collapseMode="pin" />
+
+        <androidx.recyclerview.widget.RecyclerView
+            android:id="@+id/recyclerView"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:clipToPadding="false"
+            android:layoutAnimation="@anim/layout_animation_fall_down"
+            android:scrollbars="none"
+            app:layout_behavior="com.google.android.material.appbar.AppBarLayout$ScrollingViewBehavior" />
+
+    </LinearLayout>
+</FrameLayout>

app/src/main/res/layout/fragment_home.xml

@@ -11,58 +11,9 @@
   ~ without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
   ~ See the GNU General Public License for more details.
   -->
-
+<androidx.core.widget.NestedScrollView xmlns:android="http://schemas.android.com/apk/res/android"
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:background="?attr/colorSurface"
-    android:orientation="vertical">
-
-    <FrameLayout
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content">
-
-        <include layout="@layout/status_bar" />
-    </FrameLayout>
-
-    <androidx.coordinatorlayout.widget.CoordinatorLayout
-        android:layout_width="match_parent"
-        android:layout_height="match_parent">
-
-        <com.google.android.material.appbar.AppBarLayout
-            android:id="@+id/appBarLayout"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:background="@android:color/transparent"
-            android:elevation="0dp"
-            app:elevation="0dp"
-            app:liftOnScroll="true">
-
-            <com.google.android.material.card.MaterialCardView
-                android:id="@+id/toolbarContainer"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                app:cardBackgroundColor="?attr/colorSurface"
-                app:cardCornerRadius="8dp"
-                app:cardUseCompatPadding="true"
-                app:layout_collapseMode="pin"
-                app:layout_scrollFlags="scroll|enterAlways">
-
-                <com.google.android.material.appbar.MaterialToolbar
-                    android:id="@+id/toolbar"
-                    android:layout_width="match_parent"
-                    android:layout_height="@dimen/toolbar_height"
-                    android:background="?attr/colorSurface"
-                    app:popupTheme="?toolbarPopupTheme"
-                    app:title="@string/action_search"
-                    app:titleTextAppearance="@style/TextViewHeadline6"
-                    tools:ignore="UnusedAttribute" />
-            </com.google.android.material.card.MaterialCardView>
-        </com.google.android.material.appbar.AppBarLayout>
-
-        <androidx.core.widget.NestedScrollView
     android:id="@+id/container"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
@@ -118,6 +69,4 @@
             app:layout_constraintTop_toBottomOf="@id/titleWelcome" />
     </androidx.constraintlayout.widget.ConstraintLayout>
 
-        </androidx.core.widget.NestedScrollView>
+</androidx.core.widget.NestedScrollView>
-    </androidx.coordinatorlayout.widget.CoordinatorLayout>
-</LinearLayout>

app/src/main/res/layout/item_list_quick_actions.xml

@@ -14,32 +14,44 @@
 
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
+    android:gravity="center_vertical"
     android:orientation="horizontal"
-    android:paddingStart="8dp"
+    android:paddingStart="16dp"
-    android:paddingEnd="8dp">
+    android:paddingEnd="0dp">
 
-    <com.google.android.material.button.MaterialButton
+    <com.google.android.material.textview.MaterialTextView
-        android:id="@+id/playAction"
+        android:id="@+id/songCount"
-        android:layout_width="wrap_content"
+        android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:layout_marginStart="4dp"
-        android:layout_marginEnd="4dp"
         android:layout_weight="1"
-        android:text="@string/action_play_all"
+        android:textAppearance="@style/TextViewSubtitle1"
-        app:backgroundTint="?attr/colorSurface"
+        android:textStyle="bold" />
-        app:icon="@drawable/ic_play_arrow_white_24dp" />
 
-    <com.google.android.material.button.MaterialButton
+
+    <androidx.appcompat.widget.AppCompatImageView
         android:id="@+id/shuffleAction"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_marginStart="4dp"
+        android:layout_weight="0"
-        android:layout_marginEnd="4dp"
+        android:background="?attr/roundSelector"
-        android:layout_weight="1"
+        android:padding="16dp"
-        android:text="@string/shuffle"
+        app:srcCompat="@drawable/ic_shuffle_white_24dp"
-        app:backgroundTint="?attr/colorSurface"
+        app:tint="?attr/colorControlNormal"
-        app:icon="@drawable/ic_shuffle_white_24dp" />
+        tools:tint="@color/black_color" />
+
+    <androidx.appcompat.widget.AppCompatImageView
+        android:id="@+id/sortAction"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_weight="0"
+        android:background="?attr/roundSelector"
+        android:padding="16dp"
+        app:srcCompat="@drawable/ic_sort_white_24dp"
+        app:tint="?attr/colorControlNormal"
+        tools:tint="@color/black_color" />
+
 
 </LinearLayout>

app/src/main/res/menu/menu_grid_options.xml

@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ Copyright (c) 2020 Hemanth Savarala.
+  ~
+  ~ Licensed under the GNU General Public License v3
+  ~
+  ~ This is free software: you can redistribute it and/or modify it under
+  ~ the terms of the GNU General Public License as published by
+  ~  the Free Software Foundation either version 3 of the License, or (at your option) any later version.
+  ~
+  ~ This software is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+  ~ without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+  ~ See the GNU General Public License for more details.
+  -->
+
+<menu xmlns:android="http://schemas.android.com/apk/res/android">
+    <item
+        android:id="@+id/action_grid_size_1"
+        android:title="@string/grid_size_1" />
+    <item
+        android:id="@+id/action_grid_size_2"
+        android:title="@string/grid_size_2" />
+    <item
+        android:id="@+id/action_grid_size_3"
+        android:title="@string/grid_size_3" />
+    <item
+        android:id="@+id/action_grid_size_4"
+        android:title="@string/grid_size_4" />
+</menu>

app/src/main/res/menu/menu_song_sort.xml

@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ Copyright (c) 2020 Hemanth Savarala.
+  ~
+  ~ Licensed under the GNU General Public License v3
+  ~
+  ~ This is free software: you can redistribute it and/or modify it under
+  ~ the terms of the GNU General Public License as published by
+  ~  the Free Software Foundation either version 3 of the License, or (at your option) any later version.
+  ~
+  ~ This software is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+  ~ without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+  ~ See the GNU General Public License for more details.
+  -->
+
+<menu xmlns:android="http://schemas.android.com/apk/res/android">
+    <item
+        android:id="@+id/action_song_sort_order_asc"
+        android:title="@string/sort_order_a_z" />
+    <item
+        android:id="@+id/action_song_sort_order_desc"
+        android:title="@string/sort_order_z_a" />
+    <item
+        android:id="@+id/action_song_sort_order_artist"
+        android:title="@string/sort_order_artist" />
+    <item
+        android:id="@+id/action_song_sort_order_album"
+        android:title="@string/sort_order_album" />
+    <item
+        android:id="@+id/action_song_sort_order_date"
+        android:title="@string/sort_order_date" />
+    <item
+        android:id="@+id/action_song_sort_order_year"
+        android:title="@string/sort_order_year" />
+    <item
+        android:id="@+id/action_song_sort_order_composer"
+        android:title="@string/sort_order_composer" />
+</menu>

app/src/main/res/values-night-v27/styles.xml

@@ -34,5 +34,7 @@
         <item name="android:windowLightNavigationBar">false</item>
         <!--Manual setting colors-->
         <item name="colorSurface">@color/darkColorSurface</item>
+        <item name="popupMenuStyle">@style/RetroPopupTheme</item>
+        <item name="android:popupMenuStyle">@style/RetroPopupTheme</item>
     </style>
 </resources>

app/src/main/res/values-night/styles.xml

@@ -34,5 +34,6 @@
         <!--Manual setting colors-->
         <item name="colorPrimary">@color/darkColorPrimary</item>
         <item name="colorSurface">@color/darkColorSurface</item>
+        <item name="popupMenuStyle">@style/RetroPopupTheme</item>
     </style>
 </resources>

app/src/main/res/values-v27/styles_parents.xml

@@ -31,6 +31,8 @@
         <item name="rectSelector">@drawable/rect_selector</item>
         <item name="android:actionOverflowButtonStyle">@style/Widget.ActionButton.Overflow</item>
         <item name="android:windowLightNavigationBar">true</item>
+        <item name="popupMenuStyle">@style/RetroPopupTheme</item>
+        <item name="android:popupMenuStyle">@style/RetroPopupTheme</item>
     </style>
 
     <style name="Theme.RetroMusic.Base" parent="Theme.MaterialComponents.NoActionBar">
@@ -55,6 +57,8 @@
         <item name="android:windowLightNavigationBar">false</item>
         <!--Manual setting colors-->
         <item name="colorSurface">@color/darkColorSurface</item>
+        <item name="popupMenuStyle">@style/RetroPopupTheme</item>
+        <item name="android:popupMenuStyle">@style/RetroPopupTheme</item>
     </style>
 
     <style name="Theme.RetroMusic.Base.Light" parent="Theme.MaterialComponents.Light.NoActionBar">
@@ -76,5 +80,7 @@
         <item name="materialAlertDialogTheme">@style/MaterialAlertDialogTheme</item>
         <item name="materialButtonStyle">@style/MaterialButtonTheme</item>
         <item name="android:windowLightNavigationBar">false</item>
+        <item name="popupMenuStyle">@style/RetroPopupTheme</item>
+        <item name="android:popupMenuStyle">@style/RetroPopupTheme</item>
     </style>
 </resources>

app/src/main/res/values/strings.xml

@@ -307,7 +307,7 @@
     <string name="grid_size_7">7</string>
     <string name="grid_size_8">8</string>
 
-    <string name="grid_style_label"><![CDATA[Grids & Style]]></string>
+    <string name="grid_style_label">Grid style</string>
 
     <string name="hinge">Hinge</string>
 
@@ -827,4 +827,8 @@
     <string name="retro_music_player">Retro Music Player</string>
     <string name="pro">Pro</string>
     <string name="free">Free</string>
+    <plurals name="songCount">
+        <item quantity="one">%d Song</item>
+        <item quantity="other">%d Songs</item>
+    </plurals>
 </resources>

app/src/main/res/values/styles.xml

@@ -184,4 +184,8 @@
         <item name="android:statusBarColor">@android:color/transparent</item>
     </style>
 
+    <style name="RetroPopupTheme">
+        <item name="android:popupBackground">@drawable/popup_background</item>
+        <item name="android:popupElevation">4dp</item>
+    </style>
 </resources>

app/src/main/res/values/styles_parents.xml

@@ -17,6 +17,8 @@
         <item name="roundSelector">@drawable/round_selector</item>
         <item name="rectSelector">@drawable/rect_selector</item>
         <item name="android:actionOverflowButtonStyle">@style/Widget.ActionButton.Overflow</item>
+        <item name="popupMenuStyle">@style/RetroPopupTheme</item>
+        <item name="android:popupMenuStyle">@style/RetroPopupTheme</item>
     </style>
 
     <style name="Theme.RetroMusic.Base" parent="Theme.MaterialComponents.NoActionBar">
@@ -41,6 +43,8 @@
 
         <!--Manual setting colors-->
         <item name="colorSurface">@color/darkColorSurface</item>
+        <item name="popupMenuStyle">@style/RetroPopupTheme</item>
+        <item name="android:popupMenuStyle">@style/RetroPopupTheme</item>
     </style>
 
     <style name="Theme.RetroMusic.Base.Black" parent="Theme.MaterialComponents.NoActionBar">
@@ -61,6 +65,8 @@
         <item name="colorOnBackground">@color/blackColorSurface</item>
         <item name="toolbarPopupTheme">@style/ThemeOverlay.AppCompat.Dark</item>
         <item name="mcab_popup_theme">@style/ThemeOverlay.AppCompat.Dark</item>
+        <item name="popupMenuStyle">@style/RetroPopupTheme</item>
+        <item name="android:popupMenuStyle">@style/RetroPopupTheme</item>
     </style>
 
     <style name="Theme.RetroMusic.Base.Light" parent="Theme.MaterialComponents.Light.NoActionBar">
@@ -81,6 +87,8 @@
         <item name="windowActionBar">false</item>
         <item name="materialAlertDialogTheme">@style/MaterialAlertDialogTheme</item>
         <item name="materialButtonStyle">@style/MaterialButtonTheme</item>
+        <item name="popupMenuStyle">@style/RetroPopupTheme</item>
+        <item name="android:popupMenuStyle">@style/RetroPopupTheme</item>
     </style>