protected function renderTopNavigationBar()
{
$ds = $this->getDataSource();
$subCanvas = $this->getCurrentCanvas();
$str = '<div class="dh_actions">';
$canvasCount = 0;
foreach ($this->canvasList as $canvas) {
$label = $canvas->getLabel();
if (is_null($label) || $label == '') {
continue;
}
$selected = $canvas->getTag() == $this->currentCanvasTag;
if ($canvasCount > 0) {
/* put a vertical bar to separate from the previous one */
$str .= OpfHelperHtmlSite::pipe();
}
// if
$str .= $this->constructNavigationUrl($canvas, $selected);
$canvasCount++;
}
// foreach
$str .= '</div>';
// dh_actions
return $str;
}
