My brain hurts...

app/src/main/java/com/topjohnwu/magisk/BaseModuleFragment.java

@@ -1,10 +1,14 @@
 package com.topjohnwu.magisk;
 
+import android.content.SharedPreferences;
 import android.os.Bundle;
+import android.preference.PreferenceManager;
 import android.support.annotation.Nullable;
 import android.support.design.widget.Snackbar;
 import android.support.v4.app.Fragment;
+import android.support.v4.widget.SwipeRefreshLayout;
 import android.support.v7.widget.RecyclerView;
+import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -15,6 +19,7 @@ import com.topjohnwu.magisk.module.Module;
 import com.topjohnwu.magisk.utils.Utils;
 
 import java.util.List;
+import java.util.concurrent.ExecutionException;
 
 import butterknife.BindView;
 import butterknife.ButterKnife;
@@ -23,13 +28,30 @@ public abstract class BaseModuleFragment extends Fragment {
 
     @BindView(R.id.recyclerView) RecyclerView recyclerView;
     @BindView(R.id.empty_rv) TextView emptyTv;
-
+    private SwipeRefreshLayout mSwipeRefreshLayout;
+    private View view;
+    private SharedPreferences prefs;
     @Nullable
     @Override
     public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
-        View view = inflater.inflate(R.layout.single_module_fragment, container, false);
-        ButterKnife.bind(this, view);
+        view = inflater.inflate(R.layout.single_module_fragment, container, false);
+        mSwipeRefreshLayout = (SwipeRefreshLayout) view.findViewById(R.id.swipeRefreshLayout);
+        mSwipeRefreshLayout.setOnRefreshListener(() -> {
+            refreshItems();
+        });
 
+        ButterKnife.bind(this, view);
+        prefs = PreferenceManager.getDefaultSharedPreferences(getActivity());
+        prefs.registerOnSharedPreferenceChangeListener(new SharedPreferences.OnSharedPreferenceChangeListener() {
+            @Override
+            public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String s) {
+                if (s.contains("updated")) {
+                    view.invalidate();
+                    view.requestLayout();
+
+                }
+            }
+        });
         if (listModules().size() == 0) {
             emptyTv.setVisibility(View.VISIBLE);
             recyclerView.setVisibility(View.GONE);
@@ -62,5 +84,22 @@ public abstract class BaseModuleFragment extends Fragment {
         return view;
     }
 
+    void refreshItems() {
+        Log.d("Magisk", "Calling refreshitems for online");
+        Utils.LoadModules utils = new Utils.LoadModules(getActivity(),true);
+        utils.execute();
+        onItemsLoadComplete();
+        view.requestLayout();
+    }
+
+
+    void onItemsLoadComplete() {
+        // Update the adapter and notify data set changed
+        // ...
+
+        // Stop refresh animation
+        mSwipeRefreshLayout.setRefreshing(false);
+    }
+
     protected abstract List<Module> listModules();
 }