public void loadImages(List<AssetContentItem> images) {
contentPanel.clear();
int i = 0;
for (AssetContentItem image : images) {
final SquareImage imageWidget = new SquareImage(image.getPreviewUrl(), ITEM_SIZE);
final int imageIndex = i++;
imageWidget.addClickHandler(new ClickHandler() {
@Override
public void onClick(ClickEvent event) {
navigate(imageIndex);
}
});