C++ (Cpp) HTMLFormControlElement::isTextFormControl Beispiele

Beispiel #1

HTMLTextFormControlElement* toTextControlElement(Node* node)
{
    if (!(node && node->isElementNode()))
        return 0;

    Element* element = static_cast<Element*>(node);
    if (!element->isFormControlElement())
        return 0;

    HTMLFormControlElement* formElement = static_cast<HTMLFormControlElement*>(element);
    if (!formElement->isTextFormControl())
        return 0;

    return static_cast<HTMLTextFormControlElement*>(formElement);
}