Show loading progress bar in catalogue

app/src/main/java/eu/kanade/mangafeed/presenter/CatalogueListPresenter.java

@@ -58,6 +58,7 @@ public class CatalogueListPresenter extends BasePresenter {
         initializeSearch();
         initializeMangaDetailsLoader();
 
+        view.showProgressBar();
         getMangasFromSource(1);
     }
 
@@ -154,6 +155,7 @@ public class CatalogueListPresenter extends BasePresenter {
                 .map(this::networkToLocalManga)
                 .toList()
                 .subscribe(newMangas -> {
+                    view.hideProgressBar();
                     adapter.addItems(newMangas);
                     if (mMangaDetailPublishSubject != null)
                         mMangaDetailPublishSubject.onNext(Observable.just(newMangas));
@@ -174,7 +176,6 @@ public class CatalogueListPresenter extends BasePresenter {
             mSearchViewPublishSubject.onNext(Observable.just(query));
     }
 
-
     private void queryFromSearch(String query) {
         // If search button clicked
         if (mSearchName.equals("") && query.equals("")) {
@@ -191,11 +192,15 @@ public class CatalogueListPresenter extends BasePresenter {
 
         mSearchName = query;
         adapter.getItems().clear();
+        view.showProgressBar();
         view.resetScrollListener();
         loadMoreMangas(1);
     }
 
     public void loadMoreMangas(int page) {
+        if (page > 1) {
+            view.showGridProgressBar();
+        }
         if (mSearchMode) {
             getMangasFromSearch(page);
         } else {

app/src/main/java/eu/kanade/mangafeed/ui/activity/CatalogueListActivity.java

@@ -7,6 +7,7 @@ import android.view.Menu;
 import android.view.View;
 import android.widget.GridView;
 import android.widget.ImageView;
+import android.widget.ProgressBar;
 
 import butterknife.Bind;
 import butterknife.ButterKnife;
@@ -24,6 +25,12 @@ public class CatalogueListActivity extends BaseActivity implements CatalogueList
     @Bind(R.id.gridView)
     GridView manga_list;
 
+    @Bind(R.id.progress)
+    ProgressBar progress;
+
+    @Bind(R.id.progress_grid)
+    ProgressBar progress_grid;
+
     private CatalogueListPresenter presenter;
 
     private EndlessScrollListener scrollListener;
@@ -100,6 +107,22 @@ public class CatalogueListActivity extends BaseActivity implements CatalogueList
         scrollListener.resetScroll();
     }
 
+    @Override
+    public void showProgressBar() {
+        progress.setVisibility(ProgressBar.VISIBLE);
+    }
+
+    @Override
+    public void showGridProgressBar() {
+        progress_grid.setVisibility(ProgressBar.VISIBLE);
+    }
+
+    @Override
+    public void hideProgressBar() {
+        progress.setVisibility(ProgressBar.GONE);
+        progress_grid.setVisibility(ProgressBar.GONE);
+    }
+
     @Override
     public ImageView getImageView(int position) {
         View v = manga_list.getChildAt(position -

app/src/main/java/eu/kanade/mangafeed/view/CatalogueListView.java

@@ -11,5 +11,8 @@ public interface CatalogueListView extends BaseView {
     void setAdapter(EasyAdapter adapter);
     void setScrollListener();
     void resetScrollListener();
+    void showProgressBar();
+    void showGridProgressBar();
+    void hideProgressBar();
     ImageView getImageView(int position);
 }

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

@@ -11,9 +11,18 @@
         android:id="@+id/toolbar"
         layout="@layout/toolbar"/>
 
+    <ProgressBar
+        android:id="@+id/progress"
+        style="?android:attr/progressBarStyleLarge"
+        android:layout_width="wrap_content"
+        android:layout_height="fill_parent"
+        android:layout_gravity="center_vertical|center_horizontal"
+        android:visibility="gone" />
+
     <GridView
         android:layout_width="match_parent"
-        android:layout_height="match_parent"
+        android:layout_height="0dp"
+        android:layout_weight="1"
         android:id="@+id/gridView"
         android:padding="10dp"
         android:clipToPadding="false"
@@ -25,4 +34,12 @@
         android:fastScrollEnabled="true"
         tools:listitem="@layout/item_catalogue" />
 
+    <ProgressBar
+        android:id="@+id/progress_grid"
+        style="?android:attr/progressBarStyle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center_vertical|center_horizontal"
+        android:visibility="gone" />
+
 </LinearLayout>