Added a refresh button and modified the code in forecastfragment.java…

… to display the menu options and the refresh button.

app/src/main/java/com/example/android/sunshine/app/ForecastFragment.java

@@ -9,6 +9,9 @@
 import android.support.v4.app.Fragment;
 import android.util.Log;
 import android.view.LayoutInflater;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.ArrayAdapter;
@@ -32,11 +35,22 @@ public class ForecastFragment extends Fragment {
     public ForecastFragment() {
     }
 
+    // to create the object
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        //this code makes sure menu gets displayed and further allows onCreateOptionsMenu to function
+        setHasOptionsMenu(true);
+
+    }
+
+    //to create the view
     @Override
     public View onCreateView(LayoutInflater inflater, ViewGroup container,
                              Bundle savedInstanceState) {
         // the below line calls the layout defined in fragment_main
         View rootView = inflater.inflate(fragment_main, container, false);
+
         // this is the array values that get filled in the layout
         ArrayList<String> dailyWeatherUpdate = new ArrayList<String>();
         dailyWeatherUpdate.add("Today - Sunny - 88/76");
@@ -62,10 +76,33 @@ public View onCreateView(LayoutInflater inflater, ViewGroup container,
         ListView listview = (ListView) rootView.findViewById(R.id.listview_forecast);
         listview.setAdapter(adapter);
 
+
         return rootView;
 
     }
 
+    // to create the menu
+    @Override
+    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
+        // this code inflates the menu we detailed in forecastfragment.xml
+        inflater.inflate(R.menu.forecastfragment, menu);
+
+
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        //code to handle each menu item
+        int id = item.getItemId();
+        if (id == R.id.action_refresh) {
+
+            return true;
+        }
+
+        return super.onOptionsItemSelected(item);
+    }
+
+    // to fetch data from external source
     public class FetchWeatherTask extends AsyncTask<String, String, String> {
 
         public FetchWeatherTask() {

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

@@ -1,10 +1,12 @@
 <?xml version="1.0" encoding="utf-8"?>
-<menu xmlns:tools="http://schemas.android.com/tools"
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto">
+<menu xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:id="@+id/menu_forecast">
     <item android:id="@+id/action_refresh"
-        android:title="Refresh"
-        android:showAsAction="ifRoom"
-        tools:ignore="AppCompatResource" />
+        android:title="@string/action_refresh"
+        app:showAsAction="ifRoom" />
+    <item
+        android:id="@+id/help"
+        android:title="@string/help" />
 
     </menu>

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

@@ -1,4 +1,8 @@
 <resources>
     <string name="app_name">Sunshine</string>
     <string name="hello_world">Hello World !</string>
+    <string name="action_refresh" translatable="false">Refresh</string>
+    <string name="help">Help</string>
+
+
 </resources>