Adds functionality for adding sticky headers via integration with Sup…

…erSLiM.

Adds LoadMore

build.gradle

@@ -15,5 +15,6 @@ buildscript {
 allprojects {
     repositories {
         jcenter()
+        maven { url "https://jitpack.io" }
     }
 }

example/app/build.gradle

@@ -1,4 +1,6 @@
 apply plugin: 'com.android.application'
+// This does not break the build when Android Studio is missing the JRebel for Android plugin.
+apply plugin: 'com.zeroturnaround.jrebel.android'
 
 android {
     compileSdkVersion 22

example/app/src/main/AndroidManifest.xml

@@ -20,6 +20,10 @@
             android:name=".MainActivity"
             android:label="@string/app_name" >
         </activity>
+        <activity
+            android:name=".MainActivity2"
+            android:label="@string/app_name" >
+        </activity>
     </application>
 
 </manifest>

example/app/src/main/java/co/moonmonkeylabs/realmrecyclerview/example/LayoutSelectorActivity.java

@@ -28,6 +28,20 @@ public void onClick(View v) {
                 }
         );
 
+        final Button linearWithLoadMoreButton =
+                (Button) findViewById(R.id.recycler_linear_with_load_more_button);
+        linearWithLoadMoreButton.setOnClickListener(
+                new View.OnClickListener() {
+                    @Override
+                    public void onClick(View v) {
+                        Intent intent = new Intent(LayoutSelectorActivity.this, MainActivity.class);
+                        intent.putExtra("Type", "LinearLoadMore");
+                        startActivity(intent);
+                    }
+                }
+        );
+
+
         final Button gridButton = (Button) findViewById(R.id.recycler_grid_button);
         gridButton.setOnClickListener(
                 new View.OnClickListener() {
@@ -39,5 +53,17 @@ public void onClick(View v) {
                     }
                 }
         );
+
+        final Button sectionButton = (Button) findViewById(R.id.recycler_section_header_button);
+        sectionButton.setOnClickListener(
+                new View.OnClickListener() {
+                    @Override
+                    public void onClick(View v) {
+                        Intent intent = new Intent(LayoutSelectorActivity.this, MainActivity2.class);
+                        intent.putExtra("Type", "Header (SLM) ");
+                        startActivity(intent);
+                    }
+                }
+        );
     }
 }

example/app/src/main/java/co/moonmonkeylabs/realmrecyclerview/example/MainActivity.java

@@ -5,15 +5,13 @@
 import android.os.AsyncTask;
 import android.os.Bundle;
 import android.support.v7.app.AppCompatActivity;
-import android.support.v7.widget.GridLayoutManager;
-import android.support.v7.widget.LinearLayoutManager;
-import android.support.v7.widget.RecyclerView;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.FrameLayout;
 import android.widget.TextView;
+import android.widget.Toast;
 
 import java.util.Arrays;
 import java.util.List;
@@ -24,6 +22,7 @@
 import io.realm.RealmBasedRecyclerViewAdapter;
 import io.realm.RealmConfiguration;
 import io.realm.RealmResults;
+import io.realm.RealmViewHolder;
 
 public class MainActivity extends AppCompatActivity {
 
@@ -54,27 +53,33 @@ public class MainActivity extends AppCompatActivity {
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
-        setContentView(R.layout.activity_main);
 
         type = getIntent().getStringExtra("Type");
+        if (type.equals("Grid")) {
+            setContentView(R.layout.activity_main_grid_layout);
+        } else {
+            setContentView(R.layout.activity_main_linear_layout);
+        }
+        realmRecyclerView = (RealmRecyclerView) findViewById(R.id.realm_recycler_view);
+
         setTitle(getResources().getString(R.string.activity_layout_name, type));
 
         resetRealm();
         realm = Realm.getInstance(this);
 
-        realmRecyclerView = (RealmRecyclerView) findViewById(R.id.realm_recycler_view);
-
-        if (type.equals("Grid")) {
-            GridLayoutManager gridLayoutManager = new GridLayoutManager(this, 2);
-            realmRecyclerView.setLayoutManager(gridLayoutManager);
-        } else {
-            LinearLayoutManager linearLayoutManager = new LinearLayoutManager(this);
-            linearLayoutManager.setOrientation(LinearLayoutManager.VERTICAL);
-            realmRecyclerView.setLayoutManager(linearLayoutManager);
+        boolean isLoadMore = type.equals("LinearLoadMore");
+        if (isLoadMore) {
+            realm.beginTransaction();
+            for (int i = 0; i < 60; i++) {
+                QuoteModel quoteModel = realm.createObject(QuoteModel.class);
+                quoteModel.setId(i + 1);
+                quoteModel.setQuote(quotes.get((int) (quoteModel.getId() % quotes.size())));
+            }
+            realm.commitTransaction();
         }
-        
+
         RealmResults<QuoteModel> quoteModels =
-                realm.where(QuoteModel.class).findAllSorted("id", false);
+                realm.where(QuoteModel.class).findAllSorted("id", isLoadMore ? true : false);
         quoteAdapter = new QuoteRecyclerViewAdapter(getBaseContext(), quoteModels, true, true);
         realmRecyclerView.setAdapter(quoteAdapter);
 
@@ -86,6 +91,24 @@ public void onRefresh() {
                     }
                 }
         );
+
+        if (isLoadMore) {
+            realmRecyclerView.setOnLoadMoreListener(
+                    new RealmRecyclerView.OnLoadMoreListener() {
+                        @Override
+                        public void onLoadMore(Object lastItem) {
+                            if (lastItem instanceof QuoteModel) {
+                                Toast.makeText(
+                                        MainActivity.this,
+                                        ((QuoteModel) lastItem).getId() + " ",
+                                        Toast.LENGTH_SHORT).show();
+                            }
+                            asyncLoadMoreQuotes();
+                        }
+                    }
+            );
+            realmRecyclerView.enableShowLoadMore();
+        }
     }
 
     @Override
@@ -122,7 +145,7 @@ public QuoteRecyclerViewAdapter(
             super(context, realmResults, automaticUpdate, animateIdType);
         }
 
-        public class ViewHolder extends RecyclerView.ViewHolder {
+        public class ViewHolder extends RealmViewHolder {
             public FrameLayout container;
             public TextView quoteTextView;
             public ViewHolder(FrameLayout container) {
@@ -133,15 +156,15 @@ public ViewHolder(FrameLayout container) {
         }
 
         @Override
-        public ViewHolder onCreateViewHolder(ViewGroup viewGroup, int i) {
+        public ViewHolder onCreateRealmViewHolder(ViewGroup viewGroup, int viewType) {
             View v = inflater.inflate(R.layout.item_view, viewGroup, false);
             ViewHolder vh = new ViewHolder((FrameLayout) v);
             return vh;
         }
 
         @Override
-        public void onBindViewHolder(ViewHolder viewHolder, int i) {
-            final QuoteModel quoteModel = realmResults.get(i);
+        public void onBindRealmViewHolder(ViewHolder viewHolder, int position) {
+            final QuoteModel quoteModel = realmResults.get(position);
             viewHolder.quoteTextView.setOnClickListener(
                     new View.OnClickListener() {
                         @Override
@@ -156,6 +179,11 @@ public void onClick(View v) {
             }
             viewHolder.quoteTextView.setText(quoteModel.getQuote());
         }
+
+        @Override
+        public ViewHolder convertViewHolder(RealmViewHolder viewHolder) {
+            return ViewHolder.class.cast(viewHolder);
+        }
     }
 
     private void asyncAddQuote() {
@@ -223,6 +251,36 @@ protected void onPostExecute(Void aVoid) {
         remoteItem.execute();
     }
 
+    private void asyncLoadMoreQuotes() {
+        AsyncTask<Void, Void, Void> remoteItem = new AsyncTask<Void, Void, Void>() {
+            @Override
+            protected Void doInBackground(Void... params) {
+                // Add some delay to the refresh/remove action.
+                try {
+                    Thread.sleep(1000);
+                } catch (InterruptedException e) {
+                }
+                Realm instance = Realm.getInstance(MainActivity.this);
+                instance.beginTransaction();
+                for (int i = 0; i < 60; i++) {
+                    QuoteModel quoteModel = instance.createObject(QuoteModel.class);
+                    quoteModel.setId(i + 100); // That is to offset for primary key
+                    quoteModel.setQuote(quotes.get((int) (quoteModel.getId() % quotes.size())));
+                }
+                instance.commitTransaction();
+                instance.close();
+                return null;
+            }
+
+            @Override
+            protected void onPostExecute(Void aVoid) {
+                super.onPostExecute(aVoid);
+                realmRecyclerView.disableShowLoadMore();
+            }
+        };
+        remoteItem.execute();
+    }
+
     private void resetRealm() {
         RealmConfiguration realmConfig = new RealmConfiguration
                 .Builder(this)