code: @Override
      public void onImageClick(int position) {
          Intent intent = new Intent(ImageGalleryActivity.this, FullScreenImageGalleryActivity.class);
          Bundle bundle = new Bundle();
          bundle.putStringArrayList(FullScreenImageGalleryActivity.KEY_IMAGES, images);
          bundle.putInt(FullScreenImageGalleryActivity.KEY_POSITION, position);
          intent.putExtras(bundle);
          startActivity(intent);
      }
docs: region ImageGalleryAdapter.OnImageClickListener Methods