std::string ExplorerElement::getComputedStyle(const char* style)
{
std::string value;
// pDoc = element.document
IHTMLDocument2 *pDoc = m_pApp->getHTMLDocument2();
if (pDoc != NULL)
{
IHTMLWindow2 *w = NULL;
// w = pDoc.parentWindow
HRESULT hr = pDoc->get_parentWindow(&w);
if (! FAILED (hr))
{
IHTMLWindow7 *w7 = NULL;
w->QueryInterface(local_IID_IHTMLWindow7, reinterpret_cast<void**>(&w7));
if (FAILED(hr) || w7 == NULL)
{
// MZNSendDebugMessageA("Cannot get w7");
}
else
{
IHTMLDOMNode *node;
HRESULT hr = m_pElement->QueryInterface(IID_IHTMLDOMNode, reinterpret_cast<void**>(&node));
if (FAILED(hr) || node == NULL)
{
// MZNSendDebugMessageA("Cannot cast to htmldomnode");
}
else {
IHTMLCSSStyleDeclaration *pComputedStyle;
hr = w7->getComputedStyle(node, NULL, &pComputedStyle);
if ( FAILED(hr))
{
// MZNSendDebugMessage("Cannot get computedStyle");
} else {
BSTR bstr = Utils::str2bstr(style);
BSTR bstr2 = NULL;
hr = pComputedStyle->getPropertyValue(bstr, &bstr2);
if (FAILED(hr))
{
// MZNSendDebugMessage("Cannot get property on computedStyle %s", style);
}
else
{
Utils::bstr2str(value, bstr2);
if (bstr2 != NULL)
SysFreeString(bstr2);
}
SysFreeString(bstr);
pComputedStyle -> Release();
}
node->Release();
}
w7->Release();
}
w->Release();
}
}
return value;
}
