onItemSelected

onItemSelected.mirah

def onItemSelected(parent:AdapterView, view:View, pos:int, id:long)
  unless @textView.nil?
    photo_map = Map(LazyGalleryAdapter(parent.getAdapter).getItem pos)
    if photo_map.containsKey('caption')
      @textView.setText String(photo_map.get('caption'))
      @textView.setVisibility View.VISIBLE
    else
      @textView.setVisibility View.INVISIBLE
    end
  end

  view.setSelected true

  # Preload children of the Gallery (i.e. those elements that are visible)
  unless parent.nil?
    parent.getChildCount.times do |i|
      v = RelativeLayout(parent.getChildAt(i))
      LazyImageView(v.getChildAt 0).load unless v.nil?
    end
  end
end