Fixed layout in paranomio and loading views in wiki listview.

app/src/main/java/pl/tpolgrabia/urbanexplorer/adapters/WikiLocationsAdapter.java

@@ -1,6 +1,7 @@
 package pl.tpolgrabia.urbanexplorer.adapters;
 
 import android.content.Context;
+import android.graphics.BitmapFactory;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -25,22 +26,25 @@ public class WikiLocationsAdapter extends ArrayAdapter<WikiAppObject> {
     @Override
     public View getView(int position, View convertView, ViewGroup parent) {
         final LayoutInflater inflater = (LayoutInflater) getContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE);
-        View inflatedView;
+        View itemView;
-        if (convertView != null) {
+        // reusing old view
-            // reusing old view
+        itemView = convertView != null ? convertView : inflater.inflate(R.layout.wiki_locations_item, parent, false);
-            inflatedView = convertView;
-        } else {
-            inflatedView = inflater.inflate(R.layout.wiki_locations_item,parent,false);
-        }
 
         WikiAppObject wikiPage = getItem(position);
+        if (wikiPage.getPageId() != null && wikiPage.getPageId().equals(itemView.getTag())) {
+            // all data were previously loaded
+            return itemView;
+        }
 
+
+        itemView.setTag(wikiPage.getPageId());
         // wiki page image preview
-        ImageView imgPreview = (ImageView) inflatedView.findViewById(R.id.wiki_locs_item_img_preview);
+        ImageView imgPreview = (ImageView) itemView.findViewById(R.id.wiki_locs_item_img_preview);
         String url = wikiPage.getThumbnail() != null ? wikiPage.getThumbnail() : null;
 
-        TextView locDistanceInfo = (TextView) inflatedView.findViewById(R.id.wiki_locs_item_distance);
+        TextView locDistanceInfo = (TextView) itemView.findViewById(R.id.wiki_locs_item_distance);
         locDistanceInfo.setText("" + wikiPage.getDistance() / 1000.0 + " km");
+        imgPreview.setImageBitmap(BitmapFactory.decodeResource(getContext().getResources(), R.drawable.noimage));
 
         if (url != null) {
             ImageLoader.getInstance().displayImage(
@@ -50,10 +54,10 @@ public class WikiLocationsAdapter extends ArrayAdapter<WikiAppObject> {
         }
 
         // wiki page title
-        TextView pageTitle = (TextView) inflatedView.findViewById(R.id.wiki_locs_item_title);
+        TextView pageTitle = (TextView) itemView.findViewById(R.id.wiki_locs_item_title);
         pageTitle.setText(wikiPage.getTitle());
 
 
-        return inflatedView;
+        return itemView;
     }
 }

app/src/main/java/pl/tpolgrabia/urbanexplorer/fragments/PanoramioAdapter.java

@@ -1,6 +1,7 @@
 package pl.tpolgrabia.urbanexplorer.fragments;
 
 import android.content.Context;
+import android.graphics.BitmapFactory;
 import android.support.v4.app.FragmentActivity;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -31,13 +32,21 @@ public class PanoramioAdapter extends ArrayAdapter<PanoramioImageInfo> {
     @Override
     public View getView(int position, View convertView, ViewGroup parent) {
         LayoutInflater inflater = (LayoutInflater) getContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE);
-        View itemView = inflater.inflate(R.layout.location_item, parent, false);
+        View itemView = convertView != null ? convertView : inflater.inflate(R.layout.location_item, parent, false);
+        final PanoramioImageInfo item = getItem(position);
+
+        if (item.getPhotoId() != null && item.getPhotoId().equals(itemView.getTag())) {
+            // if it is the the same object f.e. add new objects to the collection (without the slide)
+            // the refresh makes blinking without this
+            return itemView;
+        }
+
         TextView locDesc = (TextView) itemView.findViewById(R.id.location_description);
-        locDesc.setText(getItem(position).getPhotoTitle());
+        itemView.setTag(item.getPhotoId());
-        final String photoUrl = getItem(position).getPhotoFileUrl();
+        locDesc.setText(item.getPhotoTitle());
+        final String photoUrl = item.getPhotoFileUrl();
         ImageView photoImg = (ImageView) itemView.findViewById(R.id.photo_img);
-        // photoImg.setImageBitmap(bm);
+        photoImg.setImageBitmap(BitmapFactory.decodeResource(getContext().getResources(), R.drawable.noimage));
-        // photoImg.setImageBitmap(BitmapFactory.decodeResource(getContext().getResources(), R.drawable.ic_launcher));
         ImageLoader.getInstance().displayImage(photoUrl, photoImg, MainActivity.options);
         return itemView;
     }

app/src/main/res/layout/location_item.xml

@@ -7,7 +7,8 @@
     <ImageView
             android:id="@+id/photo_img"
             android:layout_width="80dp"
-            android:layout_height="80dp" />
+            android:layout_height="80dp"
+            android:layout_marginRight="10dp"/>
 
     <TextView
             android:id="@+id/location_description"