Fixed update of download progress bar when the gallery is left with button HOME, and the user comes back before the download finishes

src/com/owncloud/android/ui/preview/FileDownloadFragment.java

@@ -334,6 +334,7 @@ public class FileDownloadFragment extends SherlockFragment implements OnClickLis
         if (mProgressListener != null) {
             if (mContainerActivity.getFileDownloaderBinder() != null) {
                 mContainerActivity.getFileDownloaderBinder().removeDatatransferProgressListener(mProgressListener, mAccount, mFile);
+                mListening = false;
             }
         }
     }

src/com/owncloud/android/ui/preview/PreviewImageActivity.java

@@ -116,11 +116,6 @@ public class PreviewImageActivity extends SherlockFragmentActivity implements Fi
         
         createViewPager();
 
-        mDownloadConnection = new PreviewImageServiceConnection();
-        bindService(new Intent(this, FileDownloader.class), mDownloadConnection, Context.BIND_AUTO_CREATE);
-        mUploadConnection = new PreviewImageServiceConnection();
-        bindService(new Intent(this, FileUploader.class), mUploadConnection, Context.BIND_AUTO_CREATE);
-        
     }
 
     private void createViewPager() {
@@ -143,6 +138,10 @@ public class PreviewImageActivity extends SherlockFragmentActivity implements Fi
     public void onStart() {
         super.onStart();
         Log.e(TAG, "PREVIEW ACTIVITY ON START");
+        mDownloadConnection = new PreviewImageServiceConnection();
+        bindService(new Intent(this, FileDownloader.class), mDownloadConnection, Context.BIND_AUTO_CREATE);
+        mUploadConnection = new PreviewImageServiceConnection();
+        bindService(new Intent(this, FileUploader.class), mUploadConnection, Context.BIND_AUTO_CREATE);
     }
     
     @Override
@@ -190,8 +189,8 @@ public class PreviewImageActivity extends SherlockFragmentActivity implements Fi
     
     
     @Override
-    public void onDestroy() {
-        super.onDestroy();
+    public void onStop() {
+        super.onStop();
         if (mDownloadConnection != null) {
             unbindService(mDownloadConnection);
             mDownloadConnection = null;
@@ -203,6 +202,12 @@ public class PreviewImageActivity extends SherlockFragmentActivity implements Fi
     }
     
     
+    @Override
+    public void onDestroy() {
+        super.onDestroy();
+    }
+    
+    
     @Override
     public boolean onOptionsItemSelected(MenuItem item) {
         boolean returnValue = false;