Density is context dependent

app/src/main/java/eu/faircode/email/AdapterMessage.java

@@ -1446,7 +1446,7 @@ public class AdapterMessage extends PagedListAdapter<TupleMessageEx, AdapterMess
         this.preview = prefs.getBoolean("preview", false);
         this.debug = prefs.getBoolean("debug", false);
 
-        this.dp24 = Math.round(24 * Resources.getSystem().getDisplayMetrics().density);
+        this.dp24 = Math.round(24 * context.getResources().getDisplayMetrics().density);
         this.theme = prefs.getString("theme", "light");
     }
 

app/src/main/java/eu/faircode/email/FragmentMessages.java

@@ -347,7 +347,7 @@ public class FragmentMessages extends FragmentEx {
                 boolean inbox = (EntityFolder.ARCHIVE.equals(message.folderType) || EntityFolder.TRASH.equals(message.folderType));
 
                 View itemView = viewHolder.itemView;
-                int margin = Math.round(12 * (getResources().getDisplayMetrics().density));
+                int margin = Math.round(12 * (getContext().getResources().getDisplayMetrics().density));
 
                 if (dX > margin) {
                     // Right swipe