本文整理汇总了C++中DOMElement::QueryInterface方法的典型用法代码示例。如果您正苦于以下问题：C++ DOMElement::QueryInterface方法的具体用法？C++ DOMElement::QueryInterface怎么用？C++ DOMElement::QueryInterface使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类DOMElement的用法示例。
在下文中一共展示了DOMElement::QueryInterface方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: createInstance
IDOMElement* DOMElement::createInstance(WebCore::Element* e)
{
if (!e)
return 0;
HRESULT hr;
IDOMElement* domElement = 0;
if (isHTMLFormElement(e)) {
DOMHTMLFormElement* newElement = new DOMHTMLFormElement(e);
hr = newElement->QueryInterface(IID_IDOMElement, (void**)&domElement);
} else if (e->hasTagName(iframeTag)) {
DOMHTMLIFrameElement* newElement = new DOMHTMLIFrameElement(e);
hr = newElement->QueryInterface(IID_IDOMElement, (void**)&domElement);
} else if (isHTMLInputElement(e)) {
DOMHTMLInputElement* newElement = new DOMHTMLInputElement(e);
hr = newElement->QueryInterface(IID_IDOMElement, (void**)&domElement);
} else if (isHTMLOptionElement(e)) {
DOMHTMLOptionElement* newElement = new DOMHTMLOptionElement(e);
hr = newElement->QueryInterface(IID_IDOMElement, (void**)&domElement);
} else if (e->hasTagName(selectTag)) {
DOMHTMLSelectElement* newElement = new DOMHTMLSelectElement(e);
hr = newElement->QueryInterface(IID_IDOMElement, (void**)&domElement);
} else if (isHTMLTextAreaElement(e)) {
DOMHTMLTextAreaElement* newElement = new DOMHTMLTextAreaElement(e);
hr = newElement->QueryInterface(IID_IDOMElement, (void**)&domElement);
} else if (e->isHTMLElement()) {
DOMHTMLElement* newElement = new DOMHTMLElement(e);
hr = newElement->QueryInterface(IID_IDOMElement, (void**)&domElement);
} else {
DOMElement* newElement = new DOMElement(e);
hr = newElement->QueryInterface(IID_IDOMElement, (void**)&domElement);
}
if (FAILED(hr))
return 0;
return domElement;
}