C++ (Cpp) DOMWindow示例

示例#1

HRESULT DOMDocument::getComputedStyle(_In_opt_ IDOMElement* elt, _In_ BSTR pseudoElt, _COM_Outptr_opt_ IDOMCSSStyleDeclaration** result)
{
    if (!result)
        return E_POINTER;
    *result = nullptr;
    if (!elt)
        return E_POINTER;

    COMPtr<DOMElement> domEle;
    HRESULT hr = elt->QueryInterface(IID_DOMElement, (void**)&domEle);
    if (FAILED(hr))
        return hr;
    Element* element = domEle->element();
    if (!element)
        return E_FAIL;

    WebCore::DOMWindow* dv = m_document->defaultView();
    String pseudoEltString(pseudoElt);
    
    if (!dv)
        return E_FAIL;
    
    *result = DOMCSSStyleDeclaration::createInstance(dv->getComputedStyle(*element, pseudoEltString.impl()).get());
    return *result ? S_OK : E_FAIL;
}

示例#2

文件： DOMCoreClasses.cpp 项目： Happy-Ferret/webkit.js

HRESULT STDMETHODCALLTYPE DOMDocument::getComputedStyle( 
    /* [in] */ IDOMElement* elt,
    /* [in] */ BSTR pseudoElt,
    /* [retval][out] */ IDOMCSSStyleDeclaration** result)
{
    if (!elt || !result)
        return E_POINTER;

    COMPtr<DOMElement> domEle;
    HRESULT hr = elt->QueryInterface(IID_DOMElement, (void**)&domEle);
    if (FAILED(hr))
        return hr;
    Element* element = domEle->element();

    WebCore::DOMWindow* dv = m_document->defaultView();
    String pseudoEltString(pseudoElt);
    
    if (!dv)
        return E_FAIL;
    
    *result = DOMCSSStyleDeclaration::createInstance(dv->getComputedStyle(element, pseudoEltString.impl()).get());
    return *result ? S_OK : E_FAIL;
}