Lazy mode is available in FilteredThingActivity. Fixed a bug related to lazy mode. Fixed several bugs in ViewModels. Minor bugs fixed.

app/src/main/java/ml/docilealligator/infinityforreddit/AccountPostsActivity.java

@@ -227,6 +227,9 @@ public class AccountPostsActivity extends AppCompatActivity implements UserThing
                 userThingSortTypeBottomSheetFragment.show(getSupportFragmentManager(), userThingSortTypeBottomSheetFragment.getTag());
                 return true;
             case R.id.action_refresh_account_posts_activity:
+                if(mMenu != null) {
+                    mMenu.findItem(R.id.action_lazy_mode_account_posts_activity).setTitle(R.string.action_start_lazy_mode);
+                }
                 if(mFragment != null) {
                     ((PostFragment) mFragment).refresh();
                 }

app/src/main/java/ml/docilealligator/infinityforreddit/CommentsListingFragment.java

@@ -106,20 +106,6 @@ public class CommentsListingFragment extends Fragment implements FragmentCommuni
         mCommentViewModel = new ViewModelProvider(this, factory).get(CommentViewModel.class);
         mCommentViewModel.getComments().observe(this, comments -> mAdapter.submitList(comments));
 
-        mCommentViewModel.getInitialLoadingState().observe(this, networkState -> {
-            if(networkState.getStatus().equals(NetworkState.Status.SUCCESS)) {
-                mProgressBar.setVisibility(View.GONE);
-                mFetchCommentInfoLinearLayout.setVisibility(View.GONE);
-            } else if(networkState.getStatus().equals(NetworkState.Status.FAILED)) {
-                mProgressBar.setVisibility(View.GONE);
-                mFetchCommentInfoLinearLayout.setOnClickListener(view -> mCommentViewModel.refresh());
-                showErrorView(R.string.load_comments_failed);
-            } else {
-                mFetchCommentInfoLinearLayout.setVisibility(View.GONE);
-                mProgressBar.setVisibility(View.VISIBLE);
-            }
-        });
-
         mCommentViewModel.hasComment().observe(this, hasComment -> {
             mProgressBar.setVisibility(View.GONE);
             if(hasComment) {
@@ -132,6 +118,18 @@ public class CommentsListingFragment extends Fragment implements FragmentCommuni
             }
         });
 
+        mCommentViewModel.getInitialLoadingState().observe(this, networkState -> {
+            if(networkState.getStatus().equals(NetworkState.Status.SUCCESS)) {
+                mProgressBar.setVisibility(View.GONE);
+            } else if(networkState.getStatus().equals(NetworkState.Status.FAILED)) {
+                mProgressBar.setVisibility(View.GONE);
+                mFetchCommentInfoLinearLayout.setOnClickListener(view -> refresh());
+                showErrorView(R.string.load_comments_failed);
+            } else {
+                mProgressBar.setVisibility(View.VISIBLE);
+            }
+        });
+
         mCommentViewModel.getPaginationNetworkState().observe(this, networkState -> {
             mAdapter.setNetworkState(networkState);
         });
@@ -151,13 +149,14 @@ public class CommentsListingFragment extends Fragment implements FragmentCommuni
 
     @Override
     public void refresh() {
+        mFetchCommentInfoLinearLayout.setVisibility(View.GONE);
         mCommentViewModel.refresh();
         mAdapter.setNetworkState(null);
     }
 
     private void showErrorView(int stringResId) {
-        mProgressBar.setVisibility(View.GONE);
         if(activity != null && isAdded()) {
+            mProgressBar.setVisibility(View.GONE);
             mFetchCommentInfoLinearLayout.setVisibility(View.VISIBLE);
             mFetchCommentInfoTextView.setText(stringResId);
             mGlide.load(R.drawable.error_image).into(mFetchCommentInfoImageView);

app/src/main/java/ml/docilealligator/infinityforreddit/FilteredThingActivity.java

@@ -19,6 +19,7 @@ import androidx.appcompat.widget.Toolbar;
 import androidx.fragment.app.Fragment;
 
 import com.google.android.material.appbar.AppBarLayout;
+import com.google.android.material.appbar.CollapsingToolbarLayout;
 
 import org.greenrobot.eventbus.EventBus;
 import org.greenrobot.eventbus.Subscribe;
@@ -43,19 +44,24 @@ public class FilteredThingActivity extends AppCompatActivity implements SortType
     static final String EXTRA_SORT_TYPE = "EST";
     static final String EXTRA_USER_WHERE = "EUW";
 
+    private static final String IS_IN_LAZY_MODE_STATE = "IILMS";
     private static final String NULL_ACCESS_TOKEN_STATE = "NATS";
     private static final String ACCESS_TOKEN_STATE = "ATS";
     private static final String FRAGMENT_OUT_STATE = "FOS";
 
     @BindView(R.id.appbar_layout_filtered_posts_activity) AppBarLayout appBarLayout;
+    @BindView(R.id.collapsing_toolbar_layout_filtered_posts_activity) CollapsingToolbarLayout collapsingToolbarLayout;
     @BindView(R.id.toolbar_filtered_posts_activity) Toolbar toolbar;
 
+    private boolean isInLazyMode = false;
     private boolean mNullAccessToken = false;
     private String mAccessToken;
     private String name;
     private int postType;
 
     private Fragment mFragment;
+    private Menu mMenu;
+    private AppBarLayout.LayoutParams params;
 
     private SortTypeBottomSheetFragment bestSortTypeBottomSheetFragment;
     private SortTypeBottomSheetFragment popularAndAllSortTypeBottomSheetFragment;
@@ -72,7 +78,7 @@ public class FilteredThingActivity extends AppCompatActivity implements SortType
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
-        setContentView(R.layout.activity_filtered_posts);
+        setContentView(R.layout.activity_filtered_thing);
 
         ButterKnife.bind(this);
 
@@ -142,12 +148,15 @@ public class FilteredThingActivity extends AppCompatActivity implements SortType
         setSupportActionBar(toolbar);
         getSupportActionBar().setDisplayHomeAsUpEnabled(true);
 
+        params = (AppBarLayout.LayoutParams) collapsingToolbarLayout.getLayoutParams();
+
         name = getIntent().getStringExtra(EXTRA_NAME);
         postType = getIntent().getIntExtra(EXTRA_POST_TYPE, PostDataSource.TYPE_FRONT_PAGE);
         int filter = getIntent().getIntExtra(EXTRA_FILTER, Post.TEXT_TYPE);
         String sortType = getIntent().getStringExtra(EXTRA_SORT_TYPE);
 
         if(savedInstanceState != null) {
+            isInLazyMode = savedInstanceState.getBoolean(IS_IN_LAZY_MODE_STATE);
             mNullAccessToken = savedInstanceState.getBoolean(NULL_ACCESS_TOKEN_STATE);
             mAccessToken = savedInstanceState.getString(ACCESS_TOKEN_STATE);
             if(!mNullAccessToken && mAccessToken == null) {
@@ -259,6 +268,17 @@ public class FilteredThingActivity extends AppCompatActivity implements SortType
     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
         getMenuInflater().inflate(R.menu.filtered_posts_activity, menu);
+        mMenu = menu;
+        MenuItem lazyModeItem = mMenu.findItem(R.id.action_lazy_mode_filtered_thing_activity);
+        if(isInLazyMode) {
+            lazyModeItem.setTitle(R.string.action_stop_lazy_mode);
+            params.setScrollFlags(AppBarLayout.LayoutParams.SCROLL_FLAG_NO_SCROLL);
+            collapsingToolbarLayout.setLayoutParams(params);
+        } else {
+            lazyModeItem.setTitle(R.string.action_start_lazy_mode);
+            params.setScrollFlags(AppBarLayout.LayoutParams.SCROLL_FLAG_SCROLL | AppBarLayout.LayoutParams.SCROLL_FLAG_ENTER_ALWAYS);
+            collapsingToolbarLayout.setLayoutParams(params);
+        }
         return true;
     }
 
@@ -268,7 +288,7 @@ public class FilteredThingActivity extends AppCompatActivity implements SortType
             case android.R.id.home:
                 finish();
                 return true;
-            case R.id.action_sort_filtered_posts_activity:
+            case R.id.action_sort_filtered_thing_activity:
                 switch (postType) {
                     case PostDataSource.TYPE_FRONT_PAGE:
                         bestSortTypeBottomSheetFragment.show(getSupportFragmentManager(), bestSortTypeBottomSheetFragment.getTag());
@@ -287,8 +307,30 @@ public class FilteredThingActivity extends AppCompatActivity implements SortType
                         userThingSortTypeBottomSheetFragment.show(getSupportFragmentManager(), userThingSortTypeBottomSheetFragment.getTag());
                 }
                 return true;
-            case R.id.action_refresh_filtered_posts_activity:
+            case R.id.action_refresh_filtered_thing_activity:
+                if(mMenu != null) {
+                    mMenu.findItem(R.id.action_lazy_mode_filtered_thing_activity).setTitle(R.string.action_start_lazy_mode);
+                }
+                if(mFragment instanceof FragmentCommunicator) {
                     ((FragmentCommunicator) mFragment).refresh();
+                }
+                return true;
+            case R.id.action_lazy_mode_filtered_thing_activity:
+                MenuItem lazyModeItem = mMenu.findItem(R.id.action_lazy_mode_filtered_thing_activity);
+                if(isInLazyMode) {
+                    ((FragmentCommunicator) mFragment).stopLazyMode();
+                    isInLazyMode = false;
+                    lazyModeItem.setTitle(R.string.action_start_lazy_mode);
+                    params.setScrollFlags(AppBarLayout.LayoutParams.SCROLL_FLAG_SCROLL | AppBarLayout.LayoutParams.SCROLL_FLAG_ENTER_ALWAYS);
+                    collapsingToolbarLayout.setLayoutParams(params);
+                } else {
+                    if(((FragmentCommunicator) mFragment).startLazyMode()) {
+                        isInLazyMode = true;
+                        lazyModeItem.setTitle(R.string.action_stop_lazy_mode);
+                        params.setScrollFlags(AppBarLayout.LayoutParams.SCROLL_FLAG_NO_SCROLL);
+                        collapsingToolbarLayout.setLayoutParams(params);
+                    }
+                }
                 return true;
         }
         return false;
@@ -300,6 +342,7 @@ public class FilteredThingActivity extends AppCompatActivity implements SortType
         if (mFragment != null) {
             getSupportFragmentManager().putFragment(outState, FRAGMENT_OUT_STATE, mFragment);
         }
+        outState.putBoolean(IS_IN_LAZY_MODE_STATE, isInLazyMode);
         outState.putString(ACCESS_TOKEN_STATE, mAccessToken);
         outState.putBoolean(NULL_ACCESS_TOKEN_STATE, mNullAccessToken);
     }

app/src/main/java/ml/docilealligator/infinityforreddit/MainActivity.java

@@ -706,6 +706,9 @@ public class MainActivity extends AppCompatActivity implements SortTypeBottomShe
                 startActivity(intent);
                 return true;
             case R.id.action_refresh_main_activity:
+                if(mMenu != null) {
+                    mMenu.findItem(R.id.action_lazy_mode_main_activity).setTitle(R.string.action_start_lazy_mode);
+                }
                 sectionsPagerAdapter.refresh();
                 mFetchUserInfoSuccess = false;
                 loadUserData();

app/src/main/java/ml/docilealligator/infinityforreddit/PostDataSourceFactory.java

@@ -1,5 +1,6 @@
 package ml.docilealligator.infinityforreddit;
 
+import androidx.annotation.NonNull;
 import androidx.lifecycle.MutableLiveData;
 import androidx.paging.DataSource;
 
@@ -75,6 +76,7 @@ class PostDataSourceFactory extends DataSource.Factory {
         this.nsfw = nsfw;
     }
 
+    @NonNull
     @Override
     public DataSource create() {
         if(postType == PostDataSource.TYPE_FRONT_PAGE) {

app/src/main/java/ml/docilealligator/infinityforreddit/PostFragment.java

@@ -389,20 +389,6 @@ public class PostFragment extends Fragment implements FragmentCommunicator {
         mPostViewModel = new ViewModelProvider(this, factory).get(PostViewModel.class);
         mPostViewModel.getPosts().observe(this, posts -> mAdapter.submitList(posts));
 
-        mPostViewModel.getInitialLoadingState().observe(this, networkState -> {
-            if(networkState.getStatus().equals(NetworkState.Status.SUCCESS)) {
-                mProgressBar.setVisibility(View.GONE);
-                mFetchPostInfoLinearLayout.setVisibility(View.GONE);
-            } else if(networkState.getStatus().equals(NetworkState.Status.FAILED)) {
-                mProgressBar.setVisibility(View.GONE);
-                mFetchPostInfoLinearLayout.setOnClickListener(view -> mPostViewModel.refresh());
-                showErrorView(R.string.load_posts_error);
-            } else {
-                mFetchPostInfoLinearLayout.setVisibility(View.GONE);
-                mProgressBar.setVisibility(View.VISIBLE);
-            }
-        });
-
         mPostViewModel.hasPost().observe(this, hasPost -> {
             this.hasPost = hasPost;
             mProgressBar.setVisibility(View.GONE);
@@ -418,6 +404,18 @@ public class PostFragment extends Fragment implements FragmentCommunicator {
             }
         });
 
+        mPostViewModel.getInitialLoadingState().observe(this, networkState -> {
+            if(networkState.getStatus().equals(NetworkState.Status.SUCCESS)) {
+                mProgressBar.setVisibility(View.GONE);
+            } else if(networkState.getStatus().equals(NetworkState.Status.FAILED)) {
+                mProgressBar.setVisibility(View.GONE);
+                mFetchPostInfoLinearLayout.setOnClickListener(view -> refresh());
+                showErrorView(R.string.load_posts_error);
+            } else {
+                mProgressBar.setVisibility(View.VISIBLE);
+            }
+        });
+
         mPostViewModel.getPaginationNetworkState().observe(this, networkState -> mAdapter.setNetworkState(networkState));
 
         return rootView;
@@ -452,14 +450,15 @@ public class PostFragment extends Fragment implements FragmentCommunicator {
             stopLazyMode();
         }
 
+        mFetchPostInfoLinearLayout.setVisibility(View.GONE);
         hasPost = false;
         mPostViewModel.refresh();
         mAdapter.setNetworkState(null);
     }
 
     private void showErrorView(int stringResId) {
-        mProgressBar.setVisibility(View.GONE);
         if(activity != null && isAdded()) {
+            mProgressBar.setVisibility(View.GONE);
             mFetchPostInfoLinearLayout.setVisibility(View.VISIBLE);
             mFetchPostInfoTextView.setText(stringResId);
             mGlide.load(R.drawable.error_image).into(mFetchPostInfoImageView);
@@ -494,6 +493,7 @@ public class PostFragment extends Fragment implements FragmentCommunicator {
     public void stopLazyMode() {
         isInLazyMode = false;
         isLazyModePaused = false;
+        lazyModeRunnable.resetOldPosition();
         lazyModeHandler.removeCallbacks(lazyModeRunnable);
         resumeLazyModeCountDownTimer.cancel();
         window.clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);

app/src/main/java/ml/docilealligator/infinityforreddit/PostRecyclerViewAdapter.java

@@ -104,7 +104,8 @@ class PostRecyclerViewAdapter extends PagedListAdapter<Post, RecyclerView.ViewHo
 
         @Override
         public boolean areContentsTheSame(@NonNull Post post, @NonNull Post t1) {
-            return post.getTitle().equals(t1.getTitle());
+            return post.getTitle().equals(t1.getTitle()) && post.getSelfText().equals(t1.getSelfText())
+                    && post.getScore() == t1.getScore();
         }
     };
 
@@ -357,7 +358,7 @@ class PostRecyclerViewAdapter extends PagedListAdapter<Post, RecyclerView.ViewHo
                     loadImage(holder, post);
                 }
 
-                if(mPostType == PostDataSource.TYPE_SUBREDDIT && post.isStickied()) {
+                if(mPostType == PostDataSource.TYPE_SUBREDDIT && !mDisplaySubredditName && post.isStickied()) {
                     ((DataViewHolder) holder).stickiedPostImageView.setVisibility(View.VISIBLE);
                     mGlide.load(R.drawable.thumbtack).into(((DataViewHolder) holder).stickiedPostImageView);
                 }

app/src/main/java/ml/docilealligator/infinityforreddit/PostViewModel.java

@@ -48,10 +48,9 @@ public class PostViewModel extends ViewModel {
                 (new PagedList.Config.Builder())
                         .setEnablePlaceholders(false)
                         .setPageSize(25)
-                        .setInitialLoadSizeHint(75)
                         .build();
 
-        posts = Transformations.switchMap(NSFWAndSortTypeLiveData, sort -> {
+        posts = Transformations.switchMap(NSFWAndSortTypeLiveData, nsfwAndSort -> {
             postDataSourceFactory.changeNSFWAndSortType(nsfwLiveData.getValue(), sortTypeLiveData.getValue());
             return (new LivePagedListBuilder(postDataSourceFactory, pagedListConfig)).build();
         });
@@ -80,10 +79,9 @@ public class PostViewModel extends ViewModel {
                 (new PagedList.Config.Builder())
                         .setEnablePlaceholders(false)
                         .setPageSize(25)
-                        .setInitialLoadSizeHint(75)
                         .build();
 
-        posts = Transformations.switchMap(NSFWAndSortTypeLiveData, sort -> {
+        posts = Transformations.switchMap(NSFWAndSortTypeLiveData, nsfwAndSort -> {
             postDataSourceFactory.changeNSFWAndSortType(nsfwLiveData.getValue(), sortTypeLiveData.getValue());
             return (new LivePagedListBuilder(postDataSourceFactory, pagedListConfig)).build();
         });
@@ -112,10 +110,9 @@ public class PostViewModel extends ViewModel {
                 (new PagedList.Config.Builder())
                         .setEnablePlaceholders(false)
                         .setPageSize(25)
-                        .setInitialLoadSizeHint(75)
                         .build();
 
-        posts = Transformations.switchMap(NSFWAndSortTypeLiveData, sort -> {
+        posts = Transformations.switchMap(NSFWAndSortTypeLiveData, nsfwAndSort -> {
             postDataSourceFactory.changeNSFWAndSortType(nsfwLiveData.getValue(), sortTypeLiveData.getValue());
             return (new LivePagedListBuilder(postDataSourceFactory, pagedListConfig)).build();
         });
@@ -144,10 +141,9 @@ public class PostViewModel extends ViewModel {
                 (new PagedList.Config.Builder())
                         .setEnablePlaceholders(false)
                         .setPageSize(25)
-                        .setInitialLoadSizeHint(75)
                         .build();
 
-        posts = Transformations.switchMap(sortTypeLiveData, sort -> {
+        posts = Transformations.switchMap(NSFWAndSortTypeLiveData, nsfwAndSort -> {
             postDataSourceFactory.changeNSFWAndSortType(nsfwLiveData.getValue(), sortTypeLiveData.getValue());
             return (new LivePagedListBuilder(postDataSourceFactory, pagedListConfig)).build();
         });

app/src/main/java/ml/docilealligator/infinityforreddit/SubredditListingFragment.java

@@ -127,20 +127,6 @@ public class SubredditListingFragment extends Fragment implements FragmentCommun
         mSubredditListingViewModel = new ViewModelProvider(this, factory).get(SubredditListingViewModel.class);
         mSubredditListingViewModel.getSubreddits().observe(this, subredditData -> mAdapter.submitList(subredditData));
 
-        mSubredditListingViewModel.getInitialLoadingState().observe(this, networkState -> {
-            if(networkState.getStatus().equals(NetworkState.Status.SUCCESS)) {
-                mProgressBar.setVisibility(View.GONE);
-                mFetchSubredditListingInfoLinearLayout.setVisibility(View.GONE);
-            } else if(networkState.getStatus().equals(NetworkState.Status.FAILED)) {
-                mProgressBar.setVisibility(View.GONE);
-                mFetchSubredditListingInfoLinearLayout.setOnClickListener(view -> mSubredditListingViewModel.refresh());
-                showErrorView(R.string.search_subreddits_error);
-            } else {
-                mFetchSubredditListingInfoLinearLayout.setVisibility(View.GONE);
-                mProgressBar.setVisibility(View.VISIBLE);
-            }
-        });
-
         mSubredditListingViewModel.hasSubredditLiveData().observe(this, hasSubreddit -> {
             mProgressBar.setVisibility(View.GONE);
             if(hasSubreddit) {
@@ -153,6 +139,18 @@ public class SubredditListingFragment extends Fragment implements FragmentCommun
             }
         });
 
+        mSubredditListingViewModel.getInitialLoadingState().observe(this, networkState -> {
+            if(networkState.getStatus().equals(NetworkState.Status.SUCCESS)) {
+                mProgressBar.setVisibility(View.GONE);
+            } else if(networkState.getStatus().equals(NetworkState.Status.FAILED)) {
+                mProgressBar.setVisibility(View.GONE);
+                mFetchSubredditListingInfoLinearLayout.setOnClickListener(view -> refresh());
+                showErrorView(R.string.search_subreddits_error);
+            } else {
+                mProgressBar.setVisibility(View.VISIBLE);
+            }
+        });
+
         mSubredditListingViewModel.getPaginationNetworkState().observe(this, networkState -> {
             mAdapter.setNetworkState(networkState);
         });
@@ -161,8 +159,8 @@ public class SubredditListingFragment extends Fragment implements FragmentCommun
     }
 
     private void showErrorView(int stringResId) {
-        mProgressBar.setVisibility(View.GONE);
         if(getActivity() != null && isAdded()) {
+            mProgressBar.setVisibility(View.GONE);
             mFetchSubredditListingInfoLinearLayout.setVisibility(View.VISIBLE);
             mFetchSubredditListingInfoTextView.setText(stringResId);
             Glide.with(this).load(R.drawable.error_image).into(mFetchSubredditListingInfoImageView);
@@ -175,6 +173,7 @@ public class SubredditListingFragment extends Fragment implements FragmentCommun
 
     @Override
     public void refresh() {
+        mFetchSubredditListingInfoLinearLayout.setVisibility(View.GONE);
         mSubredditListingViewModel.refresh();
         mAdapter.setNetworkState(null);
     }

app/src/main/java/ml/docilealligator/infinityforreddit/UserListingFragment.java

@@ -106,20 +106,6 @@ public class UserListingFragment extends Fragment implements FragmentCommunicato
         mUserListingViewModel = new ViewModelProvider(this, factory).get(UserListingViewModel.class);
         mUserListingViewModel.getUsers().observe(this, UserData -> mAdapter.submitList(UserData));
 
-        mUserListingViewModel.getInitialLoadingState().observe(this, networkState -> {
-            if(networkState.getStatus().equals(NetworkState.Status.SUCCESS)) {
-                mProgressBar.setVisibility(View.GONE);
-                mFetchUserListingInfoLinearLayout.setVisibility(View.GONE);
-            } else if(networkState.getStatus().equals(NetworkState.Status.FAILED)) {
-                mProgressBar.setVisibility(View.GONE);
-                mFetchUserListingInfoLinearLayout.setOnClickListener(view -> mUserListingViewModel.refresh());
-                showErrorView(R.string.search_users_error);
-            } else {
-                mFetchUserListingInfoLinearLayout.setVisibility(View.GONE);
-                mProgressBar.setVisibility(View.VISIBLE);
-            }
-        });
-
         mUserListingViewModel.hasUser().observe(this, hasUser -> {
             mProgressBar.setVisibility(View.GONE);
             if(hasUser) {
@@ -132,6 +118,18 @@ public class UserListingFragment extends Fragment implements FragmentCommunicato
             }
         });
 
+        mUserListingViewModel.getInitialLoadingState().observe(this, networkState -> {
+            if(networkState.getStatus().equals(NetworkState.Status.SUCCESS)) {
+                mProgressBar.setVisibility(View.GONE);
+            } else if(networkState.getStatus().equals(NetworkState.Status.FAILED)) {
+                mProgressBar.setVisibility(View.GONE);
+                mFetchUserListingInfoLinearLayout.setOnClickListener(view -> refresh());
+                showErrorView(R.string.search_users_error);
+            } else {
+                mProgressBar.setVisibility(View.VISIBLE);
+            }
+        });
+
         mUserListingViewModel.getPaginationNetworkState().observe(this, networkState -> {
             mAdapter.setNetworkState(networkState);
         });
@@ -140,8 +138,8 @@ public class UserListingFragment extends Fragment implements FragmentCommunicato
     }
 
     private void showErrorView(int stringResId) {
-        mProgressBar.setVisibility(View.GONE);
         if(getActivity() != null && isAdded()) {
+            mProgressBar.setVisibility(View.GONE);
             mFetchUserListingInfoLinearLayout.setVisibility(View.VISIBLE);
             mFetchUserListingInfoTextView.setText(stringResId);
             Glide.with(this).load(R.drawable.error_image).into(mFetchUserListingInfoImageView);
@@ -154,6 +152,7 @@ public class UserListingFragment extends Fragment implements FragmentCommunicato
 
     @Override
     public void refresh() {
+        mFetchUserListingInfoLinearLayout.setVisibility(View.GONE);
         mUserListingViewModel.refresh();
         mAdapter.setNetworkState(null);
     }

app/src/main/java/ml/docilealligator/infinityforreddit/ViewMessageActivity.java

@@ -226,20 +226,6 @@ public class ViewMessageActivity extends AppCompatActivity {
         mMessageViewModel = new ViewModelProvider(this, factory).get(MessageViewModel.class);
         mMessageViewModel.getMessages().observe(this, messages -> mAdapter.submitList(messages));
 
-        mMessageViewModel.getInitialLoadingState().observe(this, networkState -> {
-            if(networkState.getStatus().equals(NetworkState.Status.SUCCESS)) {
-                mProgressBar.setVisibility(View.GONE);
-                mFetchMessageInfoLinearLayout.setVisibility(View.GONE);
-            } else if(networkState.getStatus().equals(NetworkState.Status.FAILED)) {
-                mProgressBar.setVisibility(View.GONE);
-                mFetchMessageInfoLinearLayout.setOnClickListener(view -> mMessageViewModel.refresh());
-                showErrorView(R.string.load_messages_failed);
-            } else {
-                mFetchMessageInfoLinearLayout.setVisibility(View.GONE);
-                mProgressBar.setVisibility(View.VISIBLE);
-            }
-        });
-
         mMessageViewModel.hasMessage().observe(this, hasMessage -> {
             mProgressBar.setVisibility(View.GONE);
             if(hasMessage) {
@@ -252,6 +238,22 @@ public class ViewMessageActivity extends AppCompatActivity {
             }
         });
 
+        mMessageViewModel.getInitialLoadingState().observe(this, networkState -> {
+            if(networkState.getStatus().equals(NetworkState.Status.SUCCESS)) {
+                mProgressBar.setVisibility(View.GONE);
+            } else if(networkState.getStatus().equals(NetworkState.Status.FAILED)) {
+                mProgressBar.setVisibility(View.GONE);
+                mFetchMessageInfoLinearLayout.setOnClickListener(view -> {
+                    mFetchMessageInfoLinearLayout.setVisibility(View.GONE);
+                    mMessageViewModel.refresh();
+                    mAdapter.setNetworkState(null);
+                });
+                showErrorView(R.string.load_messages_failed);
+            } else {
+                mProgressBar.setVisibility(View.VISIBLE);
+            }
+        });
+
         mMessageViewModel.getPaginationNetworkState().observe(this, networkState -> {
             mAdapter.setNetworkState(networkState);
         });

app/src/main/java/ml/docilealligator/infinityforreddit/ViewSubredditDetailActivity.java

@@ -478,6 +478,9 @@ public class ViewSubredditDetailActivity extends AppCompatActivity implements So
                 startActivity(intent);
                 break;
             case R.id.action_refresh_view_subreddit_detail_activity:
+                if(mMenu != null) {
+                    mMenu.findItem(R.id.action_lazy_mode_view_subreddit_detail_activity).setTitle(R.string.action_start_lazy_mode);
+                }
                 if(mFragment instanceof FragmentCommunicator) {
                     ((FragmentCommunicator) mFragment).refresh();
                 }

app/src/main/java/ml/docilealligator/infinityforreddit/ViewUserDetailActivity.java

@@ -533,6 +533,9 @@ public class ViewUserDetailActivity extends AppCompatActivity implements UserThi
                 startActivity(intent);
                 return true;
             case R.id.action_refresh_view_user_detail_activity:
+                if(mMenu != null) {
+                    mMenu.findItem(R.id.action_lazy_mode_view_user_detail_activity).setTitle(R.string.action_start_lazy_mode);
+                }
                 sectionsPagerAdapter.refresh();
                 return true;
             case R.id.action_lazy_mode_view_user_detail_activity:

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

@@ -13,6 +13,7 @@
         android:theme="@style/AppTheme.AppBarOverlay">
 
         <com.google.android.material.appbar.CollapsingToolbarLayout
+            android:id="@+id/collapsing_toolbar_layout_filtered_posts_activity"
             android:layout_width="match_parent"
             android:layout_height="match_parent"
             app:layout_scrollFlags="scroll|enterAlways"

app/src/main/res/menu/filtered_posts_activity.xml

@@ -2,16 +2,22 @@
 <menu xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto">
     <item
-        android:id="@+id/action_sort_filtered_posts_activity"
+        android:id="@+id/action_sort_filtered_thing_activity"
         android:orderInCategory="1"
         android:title="@string/action_sort"
         android:icon="@drawable/ic_outline_sort_24px"
         app:showAsAction="ifRoom" />
 
     <item
-        android:id="@+id/action_refresh_filtered_posts_activity"
+        android:id="@+id/action_refresh_filtered_thing_activity"
         android:orderInCategory="2"
         android:title="@string/action_refresh"
         android:icon="@drawable/ic_search_white_24dp"
         app:showAsAction="never" />
+
+    <item
+        android:id="@+id/action_lazy_mode_filtered_thing_activity"
+        android:orderInCategory="3"
+        android:title="@string/action_start_lazy_mode"
+        app:showAsAction="never" />
 </menu>

app/src/main/res/values/strings.xml

@@ -62,7 +62,7 @@
     <string name="vote_failed">Vote failed</string>
     <string name="refresh_post_failed">Error refreshing the post</string>
 
-    <string name="load_messages_failed">Error loading messages</string>
+    <string name="load_messages_failed">Error loading messages.\nTap to retry.</string>
     <string name="no_messages">Empty</string>
 
     <string name="nsfw">NSFW</string>