Album song multi select

app/src/main/java/com/kabouzeid/gramophone/adapter/songadapter/AlbumSongAdapter.java

@@ -1,5 +1,6 @@
 package com.kabouzeid.gramophone.adapter.songadapter;
 
+import android.support.annotation.Nullable;
 import android.support.v7.app.AppCompatActivity;
 import android.support.v7.widget.RecyclerView;
 import android.view.LayoutInflater;
@@ -11,8 +12,12 @@ import android.widget.PopupMenu;
 import android.widget.TextView;
 
 import com.kabouzeid.gramophone.R;
+import com.kabouzeid.gramophone.adapter.AbsMultiSelectAdapter;
+import com.kabouzeid.gramophone.dialogs.AddToPlaylistDialog;
+import com.kabouzeid.gramophone.dialogs.DeleteSongsDialog;
 import com.kabouzeid.gramophone.helper.MenuItemClickHelper;
 import com.kabouzeid.gramophone.helper.MusicPlayerRemote;
+import com.kabouzeid.gramophone.interfaces.CabHolder;
 import com.kabouzeid.gramophone.model.Song;
 import com.kabouzeid.gramophone.util.MusicUtil;
 
@@ -21,13 +26,14 @@ import java.util.ArrayList;
 /**
  * @author Karim Abou Zeid (kabouzeid)
  */
-public class AlbumSongAdapter extends RecyclerView.Adapter<AlbumSongAdapter.ViewHolder> {
+public class AlbumSongAdapter extends AbsMultiSelectAdapter<AlbumSongAdapter.ViewHolder, Song> {
 
     public static final String TAG = AlbumSongAdapter.class.getSimpleName();
     protected final AppCompatActivity activity;
     protected final ArrayList<Song> dataSet;
 
-    public AlbumSongAdapter(AppCompatActivity activity, ArrayList<Song> objects) {
+    public AlbumSongAdapter(AppCompatActivity activity, ArrayList<Song> objects, @Nullable CabHolder cabHolder) {
+        super(cabHolder, R.menu.menu_media_selection);
         this.activity = activity;
         dataSet = objects;
     }
@@ -47,6 +53,7 @@ public class AlbumSongAdapter extends RecyclerView.Adapter<AlbumSongAdapter.View
         holder.trackNumber.setText(trackNumberString);
         holder.songTitle.setText(song.title);
         holder.artistName.setText(MusicUtil.getReadableDurationString(song.duration));
+        holder.view.setActivated(isChecked(song));
     }
 
     @Override
@@ -54,27 +61,43 @@ public class AlbumSongAdapter extends RecyclerView.Adapter<AlbumSongAdapter.View
         return dataSet.size();
     }
 
-    public class ViewHolder extends RecyclerView.ViewHolder implements View.OnClickListener {
+    @Override
+    protected Song getIdentifier(int position) {
+        return dataSet.get(position);
+    }
+
+    @Override
+    protected void onMultipleItemAction(MenuItem menuItem, ArrayList<Song> selection) {
+        switch (menuItem.getItemId()) {
+            case R.id.action_delete_from_disk:
+                DeleteSongsDialog.create(selection).show(activity.getSupportFragmentManager(), "DELETE_SONGS");
+                break;
+            case R.id.action_add_to_playlist:
+                AddToPlaylistDialog.create(selection).show(activity.getSupportFragmentManager(), "ADD_PLAYLIST");
+                break;
+            case R.id.action_add_to_current_playing:
+                MusicPlayerRemote.enqueue(selection);
+                break;
+        }
+    }
+
+    public class ViewHolder extends RecyclerView.ViewHolder implements View.OnClickListener, View.OnLongClickListener {
         final TextView songTitle;
         final TextView trackNumber;
         final TextView artistName;
         final ImageView overflowButton;
+        final View view;
 
         public ViewHolder(View itemView) {
             super(itemView);
+            view = itemView;
             songTitle = (TextView) itemView.findViewById(R.id.song_title);
             trackNumber = (TextView) itemView.findViewById(R.id.track_number);
             artistName = (TextView) itemView.findViewById(R.id.song_info);
             overflowButton = (ImageView) itemView.findViewById(R.id.menu);
-            overflowButton.setOnClickListener(this);
+            view.setOnClickListener(this);
-            itemView.setOnClickListener(new View.OnClickListener() {
+            view.setOnLongClickListener(this);
-                @Override
+            overflowButton.setOnClickListener(new View.OnClickListener() {
-                public void onClick(View v) {
-                    MusicPlayerRemote.openQueue(dataSet, getAdapterPosition(), true);
-                }
-            });
-        }
-
                 @Override
                 public void onClick(View v) {
                     PopupMenu popupMenu = new PopupMenu(activity, v);
@@ -87,5 +110,22 @@ public class AlbumSongAdapter extends RecyclerView.Adapter<AlbumSongAdapter.View
                     });
                     popupMenu.show();
                 }
+            });
+        }
+
+        @Override
+        public void onClick(View v) {
+            if (isInQuickSelectMode()) {
+                toggleChecked(getAdapterPosition());
+            } else {
+                MusicPlayerRemote.openQueue(dataSet, getAdapterPosition(), true);
+            }
+        }
+
+        @Override
+        public boolean onLongClick(View view) {
+            toggleChecked(getAdapterPosition());
+            return true;
+        }
     }
 }

app/src/main/java/com/kabouzeid/gramophone/ui/activities/AlbumDetailActivity.java

@@ -16,12 +16,14 @@ import android.view.View;
 import android.widget.ImageView;
 import android.widget.TextView;
 
+import com.afollestad.materialcab.MaterialCab;
 import com.afollestad.materialdialogs.util.DialogUtils;
 import com.github.ksoichiro.android.observablescrollview.ObservableRecyclerView;
 import com.kabouzeid.gramophone.App;
 import com.kabouzeid.gramophone.R;
 import com.kabouzeid.gramophone.adapter.songadapter.AlbumSongAdapter;
 import com.kabouzeid.gramophone.helper.MusicPlayerRemote;
+import com.kabouzeid.gramophone.interfaces.CabHolder;
 import com.kabouzeid.gramophone.interfaces.PaletteColorHolder;
 import com.kabouzeid.gramophone.loader.AlbumLoader;
 import com.kabouzeid.gramophone.loader.AlbumSongLoader;
@@ -51,7 +53,7 @@ import java.util.ArrayList;
  * <p/>
  * Should be kinda stable ONLY AS IT IS!!!
  */
-public class AlbumDetailActivity extends AbsFabActivity implements PaletteColorHolder {
+public class AlbumDetailActivity extends AbsFabActivity implements PaletteColorHolder, CabHolder {
 
     public static final String TAG = AlbumDetailActivity.class.getSimpleName();
     private static final int TAG_EDITOR_REQUEST = 2001;
@@ -63,10 +65,12 @@ public class AlbumDetailActivity extends AbsFabActivity implements PaletteColorH
     private View songsBackgroundView;
     private TextView albumTitleView;
     private Toolbar toolbar;
+    private MaterialCab cab;
     private int headerOffset;
     private int titleViewHeight;
     private int albumArtViewHeight;
     private int toolbarColor;
+    private float toolbarAlpha;
     private int bottomOffset;
 
     private final SmallObservableScrollViewCallbacks observableScrollViewCallbacks = new SmallObservableScrollViewCallbacks() {
@@ -83,9 +87,9 @@ public class AlbumDetailActivity extends AbsFabActivity implements PaletteColorH
             ViewHelper.setTranslationY(songsBackgroundView, Math.max(0, -scrollY + albumArtViewHeight));
 
             // Change alpha of overlay
-            float alpha = Math.max(0, Math.min(1, (float) scrollY / flexibleRange));
+            toolbarAlpha = Math.max(0, Math.min(1, (float) scrollY / flexibleRange));
-            ViewUtil.setBackgroundAlpha(toolbar, alpha, toolbarColor);
+            ViewUtil.setBackgroundAlpha(toolbar, toolbarAlpha, toolbarColor);
-            ViewUtil.setBackgroundAlpha(statusBar, alpha, toolbarColor);
+            ViewUtil.setBackgroundAlpha(statusBar, cab != null && cab.isActive() ? 1 : toolbarAlpha, toolbarColor);
 
             // Translate name text
             int maxTitleTranslationY = albumArtViewHeight;
@@ -278,7 +282,7 @@ public class AlbumDetailActivity extends AbsFabActivity implements PaletteColorH
 
     private void setUpSongsAdapter() {
         final ArrayList<Song> songs = AlbumSongLoader.getAlbumSongList(this, album.id);
-        final AlbumSongAdapter albumSongAdapter = new AlbumSongAdapter(this, songs);
+        final AlbumSongAdapter albumSongAdapter = new AlbumSongAdapter(this, songs, this);
         recyclerView.setLayoutManager(new GridLayoutManager(this, 1));
         recyclerView.setAdapter(albumSongAdapter);
     }
@@ -358,4 +362,31 @@ public class AlbumDetailActivity extends AbsFabActivity implements PaletteColorH
         super.onDestroy();
         App.bus.unregister(this);
     }
+
+    @Override
+    public MaterialCab openCab(int menuRes, final MaterialCab.Callback callback) {
+        if (cab != null && cab.isActive()) cab.finish();
+        cab = new MaterialCab(this, R.id.cab_stub)
+                .setMenu(menuRes)
+                .setBackgroundColor(getPaletteColor())
+                .start(new MaterialCab.Callback() {
+                    @Override
+                    public boolean onCabCreated(MaterialCab materialCab, Menu menu) {
+                        ViewUtil.setBackgroundAlpha(statusBar, 1, toolbarColor);
+                        return callback.onCabCreated(materialCab, menu);
+                    }
+
+                    @Override
+                    public boolean onCabItemClicked(MenuItem menuItem) {
+                        return callback.onCabItemClicked(menuItem);
+                    }
+
+                    @Override
+                    public boolean onCabFinished(MaterialCab materialCab) {
+                        ViewUtil.setBackgroundAlpha(statusBar, toolbarAlpha, toolbarColor);
+                        return callback.onCabFinished(materialCab);
+                    }
+                });
+        return cab;
+    }
 }

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

@@ -67,11 +67,22 @@
             android:layout_height="@dimen/statusMargin"
             android:background="@android:color/transparent" />
 
+        <FrameLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content">
+
             <android.support.v7.widget.Toolbar
                 android:id="@+id/toolbar"
                 style="@style/Toolbar"
                 android:background="@android:color/transparent" />
 
+            <ViewStub
+                android:id="@+id/cab_stub"
+                android:layout_width="match_parent"
+                android:layout_height="?attr/actionBarSize" />
+
+        </FrameLayout>
+
     </LinearLayout>
 
     <LinearLayout