/**
* Will unhide the element for the given selector or unhide all elements that have been set to hidden before if
* no selector is given.
*
* @param string|null $selector The selector of the element that should be unhidden nor null if all elements should
* be unhidden that have been set to hidden before.
*/
public function unhideElements($selector = null)
{
if ($selector === null) {
foreach ($this->hiddenSuiteElements as $elementData) {
$this->webDriver->webDriver->executeScript('arguments[0].style.visibility = \'' . $elementData['visibilityBackup'] . '\';', array($elementData['element']));
}
$this->hiddenSuiteElements = array();
} else {
$elements = $this->webDriver->_findElements($selector);
foreach ($elements as $element) {
if (isset($this->hiddenSuiteElements[$element->getID()])) {
$visibility = $this->hiddenSuiteElements[$element->getID()]['visibilityBackup'];
unset($this->hiddenSuiteElements[$element->getID()]);
} else {
$visibility = 'visible';
}
$this->webDriver->webDriver->executeScript('arguments[0].style.visibility = \'' . $visibility . '\';', array($element));
}
}
}
