From 26ab3faf1ee143602252e821e357b079c617db54 Mon Sep 17 00:00:00 2001
From: misaochan <josephinelim86@gmail.com>
Date: Tue, 6 Sep 2016 18:32:22 +1200
Subject: [PATCH] Added TaskListener interface

---
 .../nrw/commons/nearby/NearbyListFragment.java | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/app/src/main/java/fr/free/nrw/commons/nearby/NearbyListFragment.java b/app/src/main/java/fr/free/nrw/commons/nearby/NearbyListFragment.java
index fab917f7c..cb676a24a 100644
--- a/app/src/main/java/fr/free/nrw/commons/nearby/NearbyListFragment.java
+++ b/app/src/main/java/fr/free/nrw/commons/nearby/NearbyListFragment.java
@@ -44,6 +44,12 @@ public class NearbyListFragment extends ListFragment  {
     public NearbyListFragment() {
     }
 
+    public interface TaskListener {
+        void onTaskStarted();
+
+        void onTaskFinished(List<Place> result);
+    }
+
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -77,12 +83,10 @@ public class NearbyListFragment extends ListFragment  {
     public void onViewCreated(View view, Bundle savedInstanceState) {
 
         progressBar.setVisibility(View.VISIBLE);
-
         mLatestLocation = ((NearbyActivity) getActivity()).getmLatestLocation();
 
         nearbyAsyncTask = new NearbyAsyncTask();
         nearbyAsyncTask.execute();
-
         Log.d(TAG, "Adapter set to ListView");
 
     }
@@ -91,10 +95,19 @@ public class NearbyListFragment extends ListFragment  {
         isTaskRunning = true;
         progressDialog = ProgressDialog.show(getActivity(), "Loading", "Please wait a moment!");
     }
+
     private class NearbyAsyncTask extends AsyncTask<Void, Integer, List<Place>> {
+
+        private final TaskListener listener;
+
+        public NearbyAsyncTask (TaskListener listener) {
+            this.listener = listener;
+        }
+
         @Override
         protected void onPreExecute() {
             super.onPreExecute();
+            listener.onTaskStarted();
             lockScreenOrientation();
         }
 
@@ -141,6 +154,7 @@ public class NearbyListFragment extends ListFragment  {
                     }
                 }
             });
+            listener.onTaskFinished(result);
             mAdapter.notifyDataSetChanged();
         }
     }