/**
* List all records of the current table as tree and return them as HTML string
* @return string
*/
protected function treeView()
{
$strTreeView = parent::treeView();
$arrButtons = array();
// Added by Patrick Kahl
// HOOK: call the hooks for clipboardActSelectButtons
if (isset($GLOBALS['TL_HOOKS']['clipboardActSelectButtonsTreeView']) && is_array($GLOBALS['TL_HOOKS']['clipboardActSelectButtonsTreeView'])) {
foreach ($GLOBALS['TL_HOOKS']['clipboardActSelectButtonsTreeView'] as $callback) {
$this->import($callback[0]);
$arrButtons[] = $this->{$callback}[0]->{$callback}[1]($this);
}
}
return preg_replace('/<div.*class="tl_submit_container".*>/', "\$0" . implode('', $arrButtons), $strTreeView, 1);
}