showing a progress spinner during refresh

Signed-off-by: Umair Khan <[email protected]>

Author: omerjerk

App/src/main/java/in/ac/dtu/subtlenews/MainActivity.java

@@ -11,6 +11,7 @@
 import android.util.Log;
 import android.view.Menu;
 import android.view.MenuItem;
+import android.view.Window;
 import android.widget.Toast;
 
 public class MainActivity extends ActionBarActivity
@@ -31,8 +32,12 @@ public class MainActivity extends ActionBarActivity
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
+        supportRequestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
+
         setContentView(R.layout.activity_main);
 
+        setProgressBarIndeterminateVisibility(false);
+
         mNavigationDrawerFragment = (NavigationDrawerFragment)
                 getSupportFragmentManager().findFragmentById(R.id.navigation_drawer);
         mTitle = getTitle();

App/src/main/java/in/ac/dtu/subtlenews/UpdateNews.java

@@ -1,5 +1,6 @@
 package in.ac.dtu.subtlenews;
 
+import android.app.Activity;
 import android.content.Context;
 import android.os.AsyncTask;
 import android.util.Log;
@@ -25,6 +26,9 @@ public class UpdateNews extends AsyncTask <Void, Void, String> {
 
     public UpdateNews(Context context){
         this.context = context;
+
+        Log.d("Update News", "Inside the constructor of UpdateNews class");
+        ((Activity)context).setProgressBarIndeterminateVisibility(true);
     }
 
     @Override
@@ -37,13 +41,16 @@ protected String doInBackground(Void... v){
             String result = EntityUtils.toString(entity);
             return result;
         } catch (Exception e) {
+            ((Activity)context).setProgressBarIndeterminateVisibility(false);
             Log.d("[GET REQUEST]", "Network exception", e);
             return null;
         }
     }
 
     protected void onPostExecute(String r) {
 
+        ((Activity)context).setProgressBarIndeterminateVisibility(false);
+
         Log.d("[GET RESPONSE]", r);
         File cacheFile = new File(context.getFilesDir(), "data.json");