make rss item translucent when item is marked as read

Author: David-Development

News-Android-App/src/main/java/de/luhmer/owncloudnewsreader/adapter/NewsListRecyclerAdapter.java

@@ -181,6 +181,8 @@ public void ChangeReadStateOfItem(ViewHolder viewHolder, boolean isChecked) {
             pDelayHandler.DelayTimer();
 
             viewHolder.setReadState(isChecked);
+            //notifyItemChanged(viewHolder.getAdapterPosition());
+
             stayUnreadItems.add(rssItem.getId());
         }
     }

News-Android-App/src/main/java/de/luhmer/owncloudnewsreader/adapter/ViewHolder.java

@@ -104,11 +104,15 @@ public void setFeedColor(int color) {
 
     public void setReadState(boolean isRead) {
         if(textViewSummary != null) {
-            if (isRead)
+            if (isRead) {
                 textViewSummary.setTypeface(Typeface.DEFAULT);
-            else
+                ((View)textViewSummary.getParent()).setAlpha(0.7f);
+            } else {
                 textViewSummary.setTypeface(Typeface.DEFAULT_BOLD);
-            textViewSummary.invalidate();
+                ((View)textViewSummary.getParent()).setAlpha(1f);
+            }
+            //itemView.invalidate();
+            //textViewSummary.invalidate();
         }
     }