Make library categories configurable

This commit is contained in:
Marco Hunsicker 2017-12-23 17:10:51 +01:00
commit 0e5adaf361
4 changed files with 235 additions and 31 deletions

View file

@ -10,14 +10,17 @@ import android.util.SparseArray;
import android.view.ViewGroup;
import com.kabouzeid.gramophone.R;
import com.kabouzeid.gramophone.model.Category;
import com.kabouzeid.gramophone.ui.fragments.mainactivity.library.pager.AlbumsFragment;
import com.kabouzeid.gramophone.ui.fragments.mainactivity.library.pager.ArtistsFragment;
import com.kabouzeid.gramophone.ui.fragments.mainactivity.library.pager.GenresFragment;
import com.kabouzeid.gramophone.ui.fragments.mainactivity.library.pager.PlaylistsFragment;
import com.kabouzeid.gramophone.ui.fragments.mainactivity.library.pager.SongsFragment;
import com.kabouzeid.gramophone.util.PreferenceUtil;
import java.lang.ref.WeakReference;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Locale;
@ -30,33 +33,29 @@ public class MusicLibraryPagerAdapter extends FragmentPagerAdapter {
@NonNull
private final Context mContext;
@NonNull
private final String[] titles;
public MusicLibraryPagerAdapter(@NonNull final Context context, final FragmentManager fragmentManager) {
super(fragmentManager);
mContext = context;
titles = new String[]{
context.getResources().getString(R.string.songs),
context.getResources().getString(R.string.albums),
context.getResources().getString(R.string.artists),
context.getResources().getString(R.string.genres),
context.getResources().getString(R.string.playlists)
};
final MusicFragments[] fragments = MusicFragments.values();
for (final MusicLibraryPagerAdapter.MusicFragments fragment : fragments) {
add(fragment.getFragmentClass(), null);
}
setCategories(PreferenceUtil.getInstance(context).getLibraryCategories());
}
@SuppressWarnings("synthetic-access")
public void add(@NonNull final Class<? extends Fragment> className, final Bundle params) {
final Holder mHolder = new Holder();
mHolder.mClassName = className.getName();
mHolder.mParams = params;
public void setCategories(@NonNull ArrayList<Category> categories) {
mHolderList.clear();
final int mPosition = mHolderList.size();
mHolderList.add(mPosition, mHolder);
for (int i = 0, size = categories.size(); i < size; i++) {
Category category = categories.get(i);
if (category.visible) {
MusicFragments fragment = MusicFragments.valueOf(category.id.toString());
Holder holder = new Holder();
holder.mClassName = fragment.getFragmentClass().getName();
holder.title = mContext.getResources()
.getString(fragment.getResourceKey())
.toUpperCase(Locale.getDefault());
mHolderList.add(holder);
}
}
alignCache();
notifyDataSetChanged();
}
@ -68,6 +67,23 @@ public class MusicLibraryPagerAdapter extends FragmentPagerAdapter {
return getItem(position);
}
@Override
public int getItemPosition(@NonNull Object fragment) {
for (int i = 0, size = mHolderList.size(); i < size; i++) {
Holder holder = mHolderList.get(i);
if (holder.mClassName.equals(fragment.getClass().getName())) {
return i;
}
}
return POSITION_NONE;
}
@Override
public long getItemId(int position) {
// as fragment position is not fixed, we can't use position as id
return MusicFragments.of(getFragment(position).getClass()).ordinal();
}
@NonNull
@Override
public Object instantiateItem(@NonNull final ViewGroup container, final int position) {
@ -104,30 +120,75 @@ public class MusicLibraryPagerAdapter extends FragmentPagerAdapter {
@NonNull
@Override
public CharSequence getPageTitle(final int position) {
return titles[position]
.toUpperCase(Locale.getDefault());
return mHolderList.get(position).title;
}
/**
* Aligns the fragment cache with the current category layout.
*/
private void alignCache() {
if (mFragmentArray.size() == 0) return;
HashMap<String, WeakReference<Fragment>> mappings = new HashMap<>(mFragmentArray.size());
for (int i = 0, size = mFragmentArray.size(); i < size; i++) {
WeakReference<Fragment> ref = mFragmentArray.valueAt(i);
Fragment fragment = ref.get();
if (fragment != null) {
mappings.put(fragment.getClass().getName(), ref);
}
}
for (int i = 0, size = mHolderList.size(); i < size; i++) {
WeakReference<Fragment> ref = mappings.get(mHolderList.get(i).mClassName);
if (ref != null) {
mFragmentArray.put(i, ref);
} else {
mFragmentArray.remove(i);
}
}
}
public enum MusicFragments {
SONG(SongsFragment.class),
ALBUM(AlbumsFragment.class),
ARTIST(ArtistsFragment.class),
GENRES(GenresFragment.class),
PLAYLIST(PlaylistsFragment.class);
SONGS(SongsFragment.class, R.string.songs),
ALBUMS(AlbumsFragment.class, R.string.albums),
ARTISTS(ArtistsFragment.class, R.string.artists),
GENRES(GenresFragment.class, R.string.genres),
PLAYLISTS(PlaylistsFragment.class, R.string.playlists);
private final Class<? extends Fragment> mFragmentClass;
private final int key;
MusicFragments(final Class<? extends Fragment> fragmentClass) {
MusicFragments(final Class<? extends Fragment> fragmentClass, int key) {
mFragmentClass = fragmentClass;
this.key = key;
}
public Class<? extends Fragment> getFragmentClass() {
return mFragmentClass;
}
public int getResourceKey() {
return key;
}
public static MusicFragments of(Class<?> cl) {
MusicFragments[] fragments = All.FRAGMENTS;
for (int i = 0; i < fragments.length; i++) {
if (cl.equals(fragments[i].mFragmentClass))
return fragments[i];
}
throw new IllegalArgumentException("Unknown music fragment " + cl);
}
private static class All {
public static final MusicFragments[] FRAGMENTS = values();
}
}
private final static class Holder {
String mClassName;
Bundle mParams;
String title;
}
}

View file

@ -0,0 +1,65 @@
package com.kabouzeid.gramophone.model;
import com.kabouzeid.gramophone.R;
import com.google.gson.annotations.SerializedName;
public class Category {
@SerializedName("id")
public Id id;
@SerializedName("index")
public int index;
@SerializedName("checkBox")
public boolean visible;
public Category(Category category) {
this.id = category.id;
this.visible = category.visible;
this.index = index;
}
public Category(Id id, boolean visible, int index) {
this.id = id;
this.visible = visible;
this.index = index;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
Category category = (Category) o;
return id == category.id;
}
@Override
public int hashCode() {
int result = 0;
result = 31 * result + id.hashCode();
return result;
}
public String toString()
{
return "{id:"+id + ", pos:"+ index + ", vis=" + visible + "}";
}
public static enum Id
{
SONGS(R.string.songs),
ALBUMS(R.string.albums),
ARTISTS(R.string.artists),
GENRES(R.string.genres),
PLAYLISTS(R.string.playlists);
public final int key;
private Id(int key) {
this.key = key;
}
}
}

View file

@ -3,6 +3,7 @@ package com.kabouzeid.gramophone.ui.fragments.mainactivity.library;
import android.app.Activity;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
@ -34,6 +35,7 @@ import com.kabouzeid.gramophone.ui.activities.MainActivity;
import com.kabouzeid.gramophone.ui.activities.SearchActivity;
import com.kabouzeid.gramophone.ui.fragments.mainactivity.AbsMainActivityFragment;
import com.kabouzeid.gramophone.ui.fragments.mainactivity.library.pager.AbsLibraryPagerRecyclerViewCustomGridSizeFragment;
import com.kabouzeid.gramophone.ui.fragments.mainactivity.library.pager.PlaylistsFragment;
import com.kabouzeid.gramophone.util.PhonographColorUtil;
import com.kabouzeid.gramophone.util.PreferenceUtil;
import com.kabouzeid.gramophone.util.Util;
@ -42,7 +44,7 @@ import butterknife.BindView;
import butterknife.ButterKnife;
import butterknife.Unbinder;
public class LibraryFragment extends AbsMainActivityFragment implements CabHolder, MainActivity.MainActivityFragmentCallbacks, ViewPager.OnPageChangeListener {
public class LibraryFragment extends AbsMainActivityFragment implements CabHolder, MainActivity.MainActivityFragmentCallbacks, ViewPager.OnPageChangeListener, SharedPreferences.OnSharedPreferenceChangeListener {
public static final String TAG = LibraryFragment.class.getSimpleName();
private Unbinder unbinder;
@ -75,6 +77,7 @@ public class LibraryFragment extends AbsMainActivityFragment implements CabHolde
@Override
public void onDestroyView() {
PreferenceUtil.getInstance(getActivity()).unregisterOnSharedPreferenceChangedListener(this);
super.onDestroyView();
pager.removeOnPageChangeListener(this);
unbinder.unbind();
@ -82,6 +85,7 @@ public class LibraryFragment extends AbsMainActivityFragment implements CabHolde
@Override
public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
PreferenceUtil.getInstance(getActivity()).registerOnSharedPreferenceChangedListener(this);
setStatusbarColorAuto(view);
getMainActivity().setNavigationbarColorAuto();
getMainActivity().setTaskDescriptionColorAuto();
@ -90,6 +94,20 @@ public class LibraryFragment extends AbsMainActivityFragment implements CabHolde
setUpViewPager();
}
@Override
public void onSharedPreferenceChanged(SharedPreferences preferences, String key) {
if (PreferenceUtil.LIBRARY_CATEGORIES.equals(key)) {
Fragment current = getCurrentFragment();
pagerAdapter.setCategories(PreferenceUtil.getInstance(getActivity()).getLibraryCategories());
pager.setOffscreenPageLimit(pagerAdapter.getCount() - 1);
int position = pagerAdapter.getItemPosition(current);
pager.setCurrentItem(position > -1 ? position : 0);
// hide the tab bar with single tab
tabs.setVisibility(pagerAdapter.getCount() == 1 ? View.GONE : View.VISIBLE);
}
}
private void setUpToolbar() {
int primaryColor = ThemeStore.primaryColor(getActivity());
appbar.setBackgroundColor(primaryColor);
@ -125,7 +143,7 @@ public class LibraryFragment extends AbsMainActivityFragment implements CabHolde
}
private boolean isPlaylistPage() {
return pager.getCurrentItem() == MusicLibraryPagerAdapter.MusicFragments.PLAYLIST.ordinal();
return getCurrentFragment() instanceof PlaylistsFragment;
}
@NonNull

View file

@ -9,10 +9,17 @@ import android.support.annotation.StyleRes;
import com.kabouzeid.gramophone.R;
import com.kabouzeid.gramophone.helper.SortOrder;
import com.kabouzeid.gramophone.model.Category;
import com.kabouzeid.gramophone.ui.fragments.mainactivity.folders.FoldersFragment;
import com.kabouzeid.gramophone.ui.fragments.player.NowPlayingScreen;
import java.io.File;
import java.util.Collections;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.Set;
import com.google.gson.Gson;
public final class PreferenceUtil {
public static final String GENERAL_THEME = "general_theme";
@ -74,6 +81,8 @@ public final class PreferenceUtil {
public static final String INITIALIZED_BLACKLIST = "initialized_blacklist";
public static final String LIBRARY_CATEGORIES = "library_categories";
private static PreferenceUtil sInstance;
private final SharedPreferences mPreferences;
@ -426,4 +435,55 @@ public final class PreferenceUtil {
public final boolean initializedBlacklist() {
return mPreferences.getBoolean(INITIALIZED_BLACKLIST, false);
}
public void setLibraryCategories(ArrayList<Category> categories) {
Gson gson = new Gson();
Set<String> data = new HashSet<>(categories.size());
for (int i = 0, size = categories.size(); i < size; i++) {
Category category = categories.get(i);
category.index = i;
data.add(gson.toJson(category));
}
SharedPreferences.Editor editor = mPreferences.edit();
editor.putStringSet(LIBRARY_CATEGORIES, data);
editor.commit();
}
public ArrayList<Category> getLibraryCategories() {
Set<String> data = mPreferences.getStringSet(LIBRARY_CATEGORIES, null);
if (data != null) {
Gson gson = new Gson();
ArrayList<Category> result = new ArrayList<>(Collections.nCopies(data.size(), (Category) null));
for (String json : data) {
Category category = gson.fromJson(json, Category.class);
result.set(category.index, category);
}
return result;
}
return LibraryCategories.DEFAULTS;
}
public ArrayList<Category> getDefaultLibraryCategories() {
return LibraryCategories.DEFAULTS;
}
private static class LibraryCategories {
public final static ArrayList<Category> DEFAULTS = getDefaults();
private static ArrayList<Category> getDefaults() {
ArrayList<Category> result = new ArrayList<>();
result.add(new Category(Category.Id.SONGS, true, 0));
result.add(new Category(Category.Id.ALBUMS, true, 1));
result.add(new Category(Category.Id.ARTISTS, true, 2));
result.add(new Category(Category.Id.GENRES, true, 3));
result.add(new Category(Category.Id.PLAYLISTS, true, 4));
return result;
}
}
}