/** Does the actual addition of {@link UserItem}s to the top of the list. */
private void addHead() {
List<UserItem> l = head;
if (l.size() > 0) {
head = new ArrayList<UserItem>();
headKeys = new HashSet<Key>();
int offsetHeight = flowPanel.getOffsetHeight();
for (int i = l.size() - 1; i >= 0; i--) {
UserItem e = l.get(i);
RowWidget row = createRow(e);
flowPanel.insert(row, 0);
rows.put(row.getKey(), row);
}
int deltaHeight = flowPanel.getOffsetHeight() - offsetHeight;
scrollPanel.setVerticalScrollPosition(scrollPanel.getVerticalScrollPosition() + deltaHeight);
rowsAdded();
NewDataEvent.fire(this, NewDataType.NEW_DATA_SHOWN);
}
}
/** @see org.opencms.ade.galleries.client.preview.I_CmsResourcePreview#openPreview(String) */
public void openPreview(String resourcePath) {
if (m_previewDialog != null) {
m_previewDialog.removeFromParent();
}
FlowPanel parentPanel = getGalleryDialog().getParentPanel();
m_previewDialog =
new CmsImagePreviewDialog(
getGalleryDialog().getController().getDialogMode(),
parentPanel.getOffsetHeight(),
parentPanel.getOffsetWidth());
// initialize the controller and controller handler
m_handler = new CmsImagePreviewHandler(this);
m_previewDialog.init(m_handler);
CmsPreviewUtil.exportFunctions(getPreviewName(), this);
parentPanel.add(m_previewDialog);
parentPanel.removeStyleName(I_CmsLayoutBundle.INSTANCE.previewDialogCss().hidePreview());
// load preview data
loadResourceInfo(resourcePath);
}