//-------------------------------------------------------------------------------
// Name: HrGetBody
// Desc: Получит тело Dockumeta если он создан ...
//-------------------------------------------------------------------------------
HRESULT COfsDhtmlEditCtrl::HrGetBody(IHTMLBodyElement** ppBody)
{
HRESULT hr = E_FAIL;
IHTMLDocument2* pDoc = NULL;
*ppBody = NULL;
if (SUCCEEDED(HrGetDoc(&pDoc)))
{
IHTMLElement* pElement = NULL;
hr = pDoc->get_body(&pElement);
if (SUCCEEDED(hr))
{
IHTMLBodyElement* pBody = NULL;
hr = pElement->QueryInterface(IID_IHTMLBodyElement, (void **) &pBody);
if (SUCCEEDED(hr))
{
*ppBody = pBody;
// don't release body - we are returning it
}
pElement->Release();
}
pDoc->Release();
}
return hr;
}
//-----------------------------------------------------------------------------
// Name: AddHtmlContentToBody
// Object:
// Parameters :
// in :
// out :
// return :
//-----------------------------------------------------------------------------
BOOL CHtmlViewer::AddHtmlContentToBody(TCHAR* Content)
{
HRESULT hr;
BOOL bRet;
IDispatch* pHtmlDocDispatch = NULL;
IHTMLDocument2* pHtmlDoc = NULL;
IHTMLElement* pElem = NULL;
if (this->pIWebBrowser==NULL)
return FALSE;
if (!this->IsPageCompleted())
return FALSE;
// get IDispatch document interface
hr = pIWebBrowser->get_Document(&pHtmlDocDispatch);
if (FAILED (hr) || (pHtmlDocDispatch == NULL))
return FALSE;
// get IHTMLDocument2 document interface
hr = pHtmlDocDispatch->QueryInterface(IID_IHTMLDocument2,(void**)&pHtmlDoc);
if (FAILED (hr) || (pHtmlDoc == NULL))
{
pHtmlDocDispatch->Release();
return FALSE;
}
// get body
hr = pHtmlDoc->get_body(&pElem);
if (FAILED (hr) || (pElem == NULL))
{
pHtmlDoc->Release();
pHtmlDocDispatch->Release();
return FALSE;
}
bRet=this->AddHtmlContentToElement(pElem,Content);
pElem->Release();
pHtmlDoc->Release();
pHtmlDocDispatch->Release();
return bRet;
}
void CShellDlg::DocumentCompleteExplorer2(LPDISPATCH pDisp3, VARIANT* URL)
{
HRESULT hr;
// IDispatch *pDisp2 = m_webHead .get_Document ();
IHTMLDocument2 *pDocument = NULL;
IHTMLElement* pEl;
IHTMLBodyElement * pBodyEl;
// hr = pDisp2->QueryInterface(IID_IHTMLDocument2, (void**)&pDocument);
if(SUCCEEDED(pDocument->get_body(&pEl)))
{
if(SUCCEEDED(pEl->QueryInterface(IID_IHTMLBodyElement, (void**)&pBodyEl)))
{
pBodyEl->put_scroll(L"no");//去滚动条
}
IHTMLStyle *phtmlStyle;
pEl->get_style(&phtmlStyle);
}
}
HRESULT TestDocumentText(IHTMLDocument3 *pHtmlDoc, BSTR &message)
{
IHTMLDocument2 *pDoc = NULL;
IHTMLElement *pElem = NULL;
BSTR bstrId = SysAllocString(L"test");
HRESULT hr = pHtmlDoc->QueryInterface(IID_PPV_ARGS(&pDoc));
if (SUCCEEDED(hr) && pDoc) {
hr = pDoc->get_body(&pElem);
if (SUCCEEDED(hr) && pElem) {
BSTR bstrText = NULL;
pElem->get_innerText(&bstrText);
message = SysAllocString(bstrText);
SysFreeString(bstrText);
pElem->Release();
}
pDoc->Release();
}
SysFreeString(bstrId);
return hr;
}
//this function looks at the element's coordinates and the coordinates of the section of the
//document which is being displayed, and decides if the element is visible or not
bool TextRenderBrain::isElementInView(IHTMLElement* pElm)
{
if (pElm == NULL) return false;
amis::util::Log::Instance()->writeTrace("Testing to see if the element is in view", "TextRenderBrain::isElementInView");
//the IHTMLELEMENT measurements
long elm_width = 0;
long elm_height = 0;
long elm_top = 0;
long elm_left = 0;
//if any measurements go wrong, return false
if (pElm->get_offsetWidth(&elm_width) != S_OK) return false;
if (pElm->get_offsetHeight(&elm_height) != S_OK) return false;
if (pElm->get_offsetTop(&elm_top) != S_OK) return false;
if (pElm->get_offsetLeft(&elm_left) != S_OK) return false;
HRESULT hr;
// get the document dispatch from browser
IDispatch *pDisp = MainWndParts::Instance()->mpHtmlView->GetHtmlDocument();
ASSERT( pDisp ); //if NULL, we failed
IHTMLDocument2 *pDocument = NULL;
hr = pDisp->QueryInterface( IID_IHTMLDocument2, (void**)&pDocument );
ASSERT( SUCCEEDED( hr ) );
ASSERT( pDocument );
IHTMLElement *pBody = NULL;
hr = pDocument->get_body( &pBody );
ASSERT( SUCCEEDED( hr ) );
ASSERT( pBody );
// Attempt by Jack, following
// <http://groups.google.com/group/microsoft.public.inetsdk.programming.webbrowser_ctl/browse_frm/thread/fa3452e1bbb6bcf5>
// Depending on whether the HTML document has a doctype the scroll position can be stored
// in one of two locations, we add the two to get what we want.
IHTMLDocument3 *pDoc3 = NULL;
IHTMLElement *pElem = NULL;
IHTMLElement2 *pElem2 = NULL;
hr = pDocument->QueryInterface(IID_IHTMLDocument3,(void**)&pDoc3);
if (SUCCEEDED(hr))
{
hr = pDoc3->get_documentElement(&pElem);
if (SUCCEEDED(hr))
{
hr = pElem->QueryInterface(IID_IHTMLElement2, (void**)&pElem2);
}
}
IHTMLTextContainer *pContainer = NULL;
hr = pBody->QueryInterface(IID_IHTMLTextContainer,(void**)&pContainer);
ASSERT(SUCCEEDED(hr));
ASSERT( pContainer );
CPoint scroll_pos, scroll_pos2;
pContainer->get_scrollTop(&scroll_pos.y);
pContainer->get_scrollLeft(&scroll_pos.x);
if (pElem2)
{
pElem2->get_scrollTop(&scroll_pos2.y);
pElem2->get_scrollLeft(&scroll_pos2.x);
scroll_pos.y += scroll_pos2.y;
scroll_pos.x += scroll_pos2.x;
}
if (pElem2) pElem2->Release();
if (pElem) pElem->Release();
if (pDoc3) pDoc3->Release();
pContainer->Release();
pBody->Release();
pDocument->Release();
pDisp->Release();
//get the html view's width and height
long view_width = 0;
long view_height = 0;
view_width = MainWndParts::Instance()->mpHtmlView->GetWidth();
view_height = MainWndParts::Instance()->mpHtmlView->GetHeight();
int top_visible = scroll_pos.y;
int bottom_visible = scroll_pos.y + view_height;
int left_visible = scroll_pos.x;
int right_visible = scroll_pos.x + view_width;
int elm_bottom = elm_top + elm_height;
int elm_right = elm_left + elm_width;
/* CString element_data;
element_data.Format(_T("*****\nElement \ttop = %d \tbottom = %d \tleft = %d \tright = %d \n****\n"),
elm_top, elm_bottom, elm_left, elm_right);
CString screen_data;
screen_data.Format(_T("******\nScreen \ttop = %d \tbottom = %d \tleft = %d \tright = %d \n****\n"),
top_visible, bottom_visible, left_visible, right_visible);
TRACE(L"%s", screen_data);
TRACE(L"%s", element_data);
*/
if (elm_top < top_visible || elm_bottom > bottom_visible) return false;
if (elm_left < left_visible || elm_right > right_visible) return false;
//otherwise we assume it's in view
return true;
}
