added configureGridLayoutManagerForPagination

README.md

@@ -6,7 +6,7 @@ Add OkAdapter dependency to project level build.gradle.
 
 ```gradle
 dependencies {
- compile 'com.github.FuckBoilerplate:OkAdapters:0.0.7'
+ compile 'com.github.FuckBoilerplate:OkAdapters:0.0.8'
 }
 ```
 

app/src/main/java/app/recycler_view/RecyclerViewPagerActivity.java

@@ -2,7 +2,7 @@
 
 import android.os.Bundle;
 import android.support.v7.app.AppCompatActivity;
-import android.support.v7.widget.LinearLayoutManager;
+import android.support.v7.widget.GridLayoutManager;
 import android.support.v7.widget.RecyclerView;
 import android.view.View;
 import android.view.ViewGroup;
@@ -36,11 +36,6 @@ public class RecyclerViewPagerActivity extends AppCompatActivity {
  }
 
  private void setUpRecyclerView(boolean reverseLayout) {
- LinearLayoutManager layoutManager = new LinearLayoutManager(this);
- layoutManager.setReverseLayout(reverseLayout);
-
- rv_items.setLayoutManager(layoutManager);
-
  final OkRecyclerViewAdapter<Item, ItemViewGroup> adapter = new OkRecyclerViewAdapter<Item, ItemViewGroup>() {
  @Override protected ItemViewGroup onCreateItemView(ViewGroup parent, int viewType) {
  return new ItemViewGroup(parent.getContext());
@@ -54,10 +49,10 @@ private void setUpRecyclerView(boolean reverseLayout) {
  });
 
  adapter.setRxPager(R.layout.loading_pager, new RxPager.LoaderPager<Item>() {
-  @Override public Observable<List<Item>> onNextPage(Item lastItem) {
-  return getItems(lastItem);
-  }
-  });
+ @Override public Observable<List<Item>> onNextPage(Item lastItem) {
+ return getItems(lastItem);
+ }
+ });
 
  findViewById(R.id.bt_reset).setOnClickListener(new View.OnClickListener() {
  @Override public void onClick(View v) {
@@ -79,12 +74,17 @@ private void setUpRecyclerView(boolean reverseLayout) {
  }
  });
 
+ GridLayoutManager layoutManager = new GridLayoutManager(this, 2);
+ layoutManager.setReverseLayout(reverseLayout);
+ adapter.configureGridLayoutManagerForPagination(layoutManager);
+
+ rv_items.setLayoutManager(layoutManager);
  rv_items.setAdapter(adapter);
  }
 
  private Observable<List<Item>> getItems(Item lastItem) {
  int index = lastItem != null ? lastItem.getId() + 1 : 0;
- int max = index + 30;
+ int max = index + 31;
 
  List<Item> items = new ArrayList();
 

ok_adapters/src/main/java/library/recycler_view/OkRecyclerViewAdapter.java

@@ -17,6 +17,7 @@
 package library.recycler_view;
 
 import android.support.annotation.LayoutRes;
+import android.support.v7.widget.GridLayoutManager;
 import android.support.v7.widget.RecyclerView;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -145,4 +146,16 @@ public void resetPager(Observable<List<T>> oItems) {
  public interface LastItemListener {
  void lastItemReached();
  }
+
+ public void configureGridLayoutManagerForPagination(final GridLayoutManager gridLayoutManager) {
+ gridLayoutManager.setSpanSizeLookup(new GridLayoutManager.SpanSizeLookup() {
+ @Override public int getSpanSize(int position) {
+ if (position == getItemCount() - 1) {
+ return gridLayoutManager.getSpanCount();
+ } else {
+ return 1;
+ }
+ }
+ });
+ }
 }