HRESULT TestMarkupServices(BSTR bstrHtml, MarkupCallback *pCallback, BSTR &message)
{
IHTMLDocument3 *pHtmlDocRoot = NULL;
// Create the root document -- a "workspace" for parsing.
HRESULT hr = CoCreateInstance(CLSID_HTMLDocument, NULL, CLSCTX_INPROC_SERVER, IID_PPV_ARGS(&pHtmlDocRoot));
if (SUCCEEDED(hr) && pHtmlDocRoot) {
IPersistStreamInit *pPersistStreamInit = NULL;
hr = pHtmlDocRoot->QueryInterface(IID_PPV_ARGS(&pPersistStreamInit));
if (SUCCEEDED(hr)) {
// Initialize the root document to a default state -- ready for parsing.
pPersistStreamInit->InitNew();
IMarkupServices *pMarkupServices = NULL;
hr = pHtmlDocRoot->QueryInterface(IID_PPV_ARGS(&pMarkupServices));
if (SUCCEEDED(hr)) {
IMarkupPointer *pMarkupBegin = NULL;
IMarkupPointer *pMarkupEnd = NULL;
// These markup pointers indicate the insertion point.
hr = pMarkupServices->CreateMarkupPointer(&pMarkupBegin);
if (SUCCEEDED(hr))
hr = pMarkupServices->CreateMarkupPointer(&pMarkupEnd);
if (SUCCEEDED(hr) && pMarkupBegin && pMarkupEnd) {
IMarkupContainer *pMarkupContainer = NULL;
// Parse the string -- the markup container contains the parsed HTML.
// Markup pointers are updated to point to begining and end of new container.
hr = pMarkupServices->ParseString(bstrHtml, 0, &pMarkupContainer, pMarkupBegin, pMarkupEnd);
if (SUCCEEDED(hr) && pMarkupContainer) {
IHTMLDocument3 *pHtmlDoc = NULL;
// Retrieve the document interface to the markup container.
hr = pMarkupContainer->QueryInterface(IID_PPV_ARGS(&pHtmlDoc));
if (SUCCEEDED(hr) && pHtmlDoc) {
// Invoke the user-defined action for this new fragment.
hr = pCallback(pHtmlDoc, message);
// Clean up.
pHtmlDoc->Release();
}
pMarkupContainer->Release();
}
pMarkupEnd->Release();
}
if (pMarkupBegin)
pMarkupBegin->Release();
pMarkupServices->Release();
}
pPersistStreamInit->Release();
}
pHtmlDocRoot->Release();
}
return hr;
}
void CHtmlCaretTestView::OnMovetoend()
{
IHTMLDocument2 *pHTMLDocument2;
if(!GetDHtmlDocument(&pHTMLDocument2))return;
IDisplayServices *pDisplayServices;
HRESULT hRes = pHTMLDocument2->QueryInterface(IID_IDisplayServices, reinterpret_cast<void**>(&pDisplayServices));
if (FAILED(hRes))
return;
IDisplayPointer *pDisplayPointer;
hRes = pDisplayServices->CreateDisplayPointer(&pDisplayPointer);
if (FAILED(hRes))
return;
IMarkupServices *pMarkupServices;
hRes = pDisplayServices->QueryInterface(IID_IMarkupServices, reinterpret_cast<void**>(&pMarkupServices));
if (FAILED(hRes))
return;
IMarkupPointer *pMarkupPointer;
hRes = pMarkupServices->CreateMarkupPointer(&pMarkupPointer);
if (FAILED(hRes))
return;
IHTMLElement *pElement;
pHTMLDocument2->get_body(&pElement);
hRes = pMarkupPointer->MoveAdjacentToElement(pElement, ELEM_ADJ_BeforeEnd);
if (FAILED(hRes))
return;
hRes = pDisplayPointer->MoveToMarkupPointer(pMarkupPointer, NULL);
if (FAILED(hRes))
return;
IHTMLCaret *pHTMLCaret;
hRes = pDisplayServices->GetCaret(&pHTMLCaret);
if (FAILED(hRes))
return;
hRes = pHTMLCaret->MoveCaretToPointerEx(pDisplayPointer, TRUE, TRUE, CARET_DIRECTION_FORWARD);
if (FAILED(hRes))
return;
}
HRESULT CPasteCommand::Paste(IMarkupPointer* pStart, IMarkupPointer* pEnd, CSpringLoader* psl, BSTR bstrText/*=NULL*/)
{
HRESULT hr;
IMarkupServices* pMarkupServices = GetMarkupServices();
BOOL fResult;
// Delete the range first
IFC(pMarkupServices->Remove(pStart, pEnd));
// If there is nothing to paste we're done
if(bstrText==NULL || *bstrText==0)
{
return S_OK;
}
// InsertSanitized text checks whether we accept html or not
// and handles CR LF characters appropriately
IFC(GetEditor()->InsertSanitizedText(bstrText, pStart, pMarkupServices, psl, FALSE));
// Call the url autodetector
IFC(pStart->IsRightOf(pEnd, &fResult));
if(fResult)
{
}
else
{
}
// Collapse the range
IFC(pStart->IsRightOf(pEnd, &fResult));
if(fResult)
{
IFC(pEnd->MoveToPointer(pStart));
}
else
{
IFC(pStart->MoveToPointer(pEnd));
}
Cleanup:
RRETURN(hr);
}
HRESULT CCopyCommand::PrivateExec(DWORD nCmdexecopt, VARIANTARG* pvarargIn, VARIANTARG* pvarargOut)
{
HRESULT hr = S_OK;
INT iSegmentCount;
ISegmentList* pSegmentList = NULL;
SELECTION_TYPE eSelectionType;
IMarkupPointer* pStart = NULL;
IMarkupPointer* pEnd = NULL;
CXindowsEditor* pEditor = GetEditor();
IHTMLElement* pElement = NULL;
BOOL fRet;
IMarkupServices* pMarkupServices = GetMarkupServices();
// Do the prep work
((IHTMLEditor*)pEditor)->AddRef();
IFC(GetSegmentList(&pSegmentList));
IFC(pSegmentList->GetSegmentCount(&iSegmentCount, &eSelectionType));
// If there is no segments we're done, it's a nogo
if(iSegmentCount == 0)
{
goto Cleanup;
}
// Fire the canceable event
IFC(pMarkupServices->CreateMarkupPointer(&pStart));
IFC(pMarkupServices->CreateMarkupPointer(&pEnd));
IFC(MovePointersToSegmentHelper(GetViewServices(), pSegmentList, 0, &pStart, &pEnd));
IFC(FindCommonElement(pMarkupServices, GetViewServices(), pStart, pEnd, &pElement));
hr = GetViewServices()->FireCancelableEvent(
pElement,
DISPID_EVMETH_ONCOPY,
DISPID_EVPROP_ONCOPY,
_T("copy"),
&fRet);
if(hr)
{
goto Cleanup;
}
if(!fRet)
{
goto Cleanup;
}
// Do the actual copy
IFC(GetViewServices()->SaveSegmentsToClipboard(pSegmentList));
Cleanup:
ReleaseInterface(pElement);
ReleaseInterface((IHTMLEditor*)pEditor);
ReleaseInterface(pSegmentList);
ReleaseInterface(pStart);
ReleaseInterface(pEnd);
RRETURN(hr);
}
HRESULT CPasteCommand::PasteFromClipboard (
IMarkupPointer* pPasteStart,
IMarkupPointer* pPasteEnd,
IDataObject* pDataObject,
CSpringLoader* psl)
{
CXindowsEditor* pEditor = GetEditor();
IDataObject* pdoFromClipboard = NULL;
CLIPFORMAT cf = 0;
HGLOBAL hglobal = NULL;
HRESULT hr = DV_E_FORMATETC;
HRESULT hr2 = S_OK;
HGLOBAL hUnicode = NULL;
int i;
int nFETC;
STGMEDIUM medium = { 0, NULL };
FORMATETC* pfetc;
LPTSTR ptext = NULL;
IHTMLViewServices* pViewServices = pEditor->GetViewServices();
IHTMLElement* pElement = NULL;
IHTMLElement* pFlowElement = NULL;
BOOL fAcceptsHTML, fContainer;
IMarkupServices* pMarkupServices = pEditor->GetMarkupServices();
IMarkupPointer* pRangeStart = NULL;
IMarkupPointer* pRangeEnd = NULL;
IDataObject* pdoFiltered = NULL;
IDocHostUIHandler* pHostUIHandler = NULL;
// Set up a pair of pointers for URL Autodetection after the insert
IFC(pMarkupServices->CreateMarkupPointer(&pRangeStart));
IFC(pRangeStart->MoveToPointer(pPasteStart));
IFC(pRangeStart->SetGravity(POINTER_GRAVITY_Left));
IFC(pMarkupServices->CreateMarkupPointer(&pRangeEnd));
IFC(pRangeEnd->MoveToPointer(pPasteStart));
IFC(pRangeEnd->SetGravity(POINTER_GRAVITY_Right));
pfetc = GetFETCs(&nFETC);
Assert(pfetc);
if(!pDataObject)
{
hr2 = OleGetClipboard(&pdoFromClipboard);
if(hr2 != NOERROR)
{
return hr2;
}
Assert(pdoFromClipboard);
// See if the host handler wants to give us a massaged data object.
IFC(pViewServices->GetDocHostUIHandler(&pHostUIHandler));
pDataObject = pdoFromClipboard;
if(pHostUIHandler)
{
// The host may want to massage the data object to block/add
// certain formats.
hr = pHostUIHandler->FilterDataObject(pDataObject, &pdoFiltered);
if(!hr && pdoFiltered)
{
pDataObject = pdoFiltered;
}
else
{
hr = S_OK;
}
}
}
if(pPasteEnd)
{
IFC(pMarkupServices->Remove(pPasteStart, pPasteEnd));
}
// Check if we accept HTML
IFC(pViewServices->GetFlowElement(pPasteStart, &pFlowElement));
if(!pFlowElement)
{
// Elements that do not accept HTML, e.g. TextArea, always have a flow layout.
// If the element does not have a flow layout then it might have been created
// using the DOM (see bug 42685). Set fAcceptsHTML to true.
fAcceptsHTML = TRUE;
}
else
{
IFC(pViewServices->IsContainerElement(pFlowElement, &fContainer, &fAcceptsHTML));
}
for(i=0; i<nFETC; i++,pfetc++)
{
// make sure the format is either 1.) a plain text format
// if we are in plain text mode or 2.) a rich text format
// or 3.) matches the requested format.
if(cf && cf!=pfetc->cfFormat)
{
continue;
}
// If we don't accept HTML and i does not correspond to text format
// skip it
if(fAcceptsHTML || i==iAnsiFETC || i==iUnicodeFETC)
{
// make sure the format is available
if(pDataObject->QueryGetData(pfetc) != NOERROR)
{
continue;
}
// If we have one of the formats that uses an hglobal get it
// and lock it.
if(i==iAnsiFETC || i==iUnicodeFETC || i==iHTML)
{
if(pDataObject->GetData(pfetc, &medium) == NOERROR)
{
Assert(medium.tymed == TYMED_HGLOBAL);
hglobal = medium.hGlobal;
ptext = (LPTSTR)GlobalLock(hglobal);
if(!ptext)
{
ReleaseStgMedium(&medium);
return E_OUTOFMEMORY;
}
}
else
{
continue;
}
}
switch(i)
{
case iHTML:
{
// Fire the springloader.
BOOL fSamePosition = FALSE;
if(pPasteStart && psl
&& (!pPasteEnd || (S_OK==pPasteStart->IsEqualTo(pPasteEnd, &fSamePosition) && fSamePosition))
&& S_OK==psl->Fire(pPasteStart)
&& pPasteEnd)
{
pPasteEnd->MoveToPointer(pPasteStart);
}
hr = pViewServices->DoTheDarnPasteHTML(pPasteStart, pPasteEnd, hglobal);
goto Cleanup;
}
case iRtfFETC:
{
BOOL fEnabled = FALSE;
continue;
}
case iRtfAsTextFETC:
case iAnsiFETC: // ANSI plain text. If data can be stored
hUnicode = TextHGlobalAtoW(hglobal);
if(hUnicode)
{
ptext = (LPTSTR)GlobalLock(hUnicode);
if(!ptext)
{
hr = E_OUTOFMEMORY;
goto Cleanup;
}
hr = GetEditor()->InsertSanitizedText(ptext, pPasteStart, pMarkupServices, psl, FALSE);
GlobalUnlock(hUnicode);
}
goto Cleanup;
case iUnicodeFETC: // Unicode plain text
ptext = (LPTSTR)GlobalLock(hglobal);
if(!ptext)
{
hr = E_OUTOFMEMORY;
goto Cleanup;
}
hr = GetEditor()->InsertSanitizedText(ptext, pPasteStart, pMarkupServices, psl, FALSE);
goto Cleanup;
}
//Break out of the for loop
break;
}
}
Cleanup:
ReleaseInterface(pRangeStart);
ReleaseInterface(pRangeEnd);
ReleaseInterface(pElement);
ReleaseInterface(pFlowElement);
ReleaseInterface(pdoFiltered);
ReleaseInterface(pHostUIHandler);
ReleaseInterface(pdoFromClipboard);
if(hUnicode)
{
GlobalFree(hUnicode);
}
//If we used the hglobal unlock it and free it.
if(hglobal)
{
GlobalUnlock(hglobal);
ReleaseStgMedium(&medium);
}
return hr;
}
//+---------------------------------------------------------------------------
//
// CPasteCommand::Exec
//
//----------------------------------------------------------------------------
HRESULT CPasteCommand::PrivateExec(DWORD nCmdexecopt, VARIANTARG* pvarargIn, VARIANTARG* pvarargOut)
{
HRESULT hr = S_OK;
int iSegmentCount, i;
IMarkupPointer* pStart = NULL;
IMarkupPointer* pEnd = NULL;
SELECTION_TYPE eSelectionType;
IHTMLViewServices* pViewServices = GetViewServices();
IMarkupServices* pMarkupServices = GetMarkupServices();
ISegmentList* pSegmentList = NULL;
BOOL fRet;
DWORD code = 0;
CXindowsEditor* pEditor = GetEditor();
CUndoUnit undoUnit(pEditor);
((IHTMLEditor*)pEditor)->AddRef();
if(IsSelectionActive())
{
return S_OK; // don't paste into an active selection
}
// Get the segment etc., let's get busy
IFC(GetSegmentList(&pSegmentList));
IFC(pSegmentList->GetSegmentCount(&iSegmentCount, &eSelectionType));
IFC(pMarkupServices->CreateMarkupPointer(&pStart));
IFC(pMarkupServices->CreateMarkupPointer(&pEnd));
if(iSegmentCount != 0)
{
SP_IHTMLElement spElement;
/*IFC(undoUnit.Begin(IDS_EDUNDOPASTE)); wlw note*/
for(i=0; i<iSegmentCount; i++)
{
IFC(MovePointersToSegmentHelper(GetViewServices(), pSegmentList, i, &pStart, &pEnd));
IFC(IsPastePossible(pStart, pEnd, &fRet));
if(!fRet)
{
continue;
}
IFC(FindCommonElement(pMarkupServices, GetViewServices(), pStart, pEnd, &spElement));
if(!spElement)
{
continue;
}
IFC(pViewServices->FireCancelableEvent(spElement, DISPID_EVMETH_ONPASTE, DISPID_EVPROP_ONPASTE,
_T("paste"), &fRet));
if(!fRet)
{
continue;
}
if(pvarargIn && V_VT(pvarargIn)==VT_BSTR)
{
// Paste the passed in bstrText
IFC(Paste(pStart, pEnd, GetSpringLoader(), V_BSTR(pvarargIn)));
}
else
{
// Paste from the clipboard
IFC(PasteFromClipboard(pStart, pEnd, NULL, GetSpringLoader()));
}
}
if((eSelectionType!=SELECTION_TYPE_Auto) &&
(eSelectionType!=SELECTION_TYPE_Control)) // Control is handled in ExitTree
{
pEditor->GetSelectionManager()->EmptySelection();
}
if(eSelectionType != SELECTION_TYPE_Auto)
{
// Update selection - go to pStart since it has gravity Right
pEnd->MoveToPointer(pStart);
pEditor->Select(pStart, pEnd, SELECTION_TYPE_Caret, &code);
Assert(code == 0);
}
}
Cleanup:
ReleaseInterface((IHTMLEditor*)pEditor);
ReleaseInterface(pSegmentList);
ReleaseInterface(pStart);
ReleaseInterface(pEnd);
RRETURN (hr);
}
//+---------------------------------------------------------------------------
//
// CCutCommand::Exec
//
//----------------------------------------------------------------------------
HRESULT CCutCommand::PrivateExec(DWORD nCmdexecopt, VARIANTARG* pvarargIn, VARIANTARG* pvarargOut)
{
HRESULT hr = S_OK;
IHTMLElement* pElement = NULL;
int iSegmentCount;
IMarkupPointer* pStart = NULL;
IMarkupPointer* pEnd = NULL;
SELECTION_TYPE eSelectionType;
IMarkupServices* pMarkupServices = GetMarkupServices();
ISegmentList* pSegmentList = NULL;
BOOL fRet;
BOOL fNotRange = TRUE;
CUndoUnit undoUnit(GetEditor());
CXindowsEditor* pEditor = GetEditor();
((IHTMLEditor*)pEditor)->AddRef();
// Do the prep work
IFC(GetSegmentList(&pSegmentList));
IFC(pSegmentList->GetSegmentCount(&iSegmentCount, &eSelectionType));
// Cut is allowed iff we have a non-empty segment
if(eSelectionType==SELECTION_TYPE_Caret || iSegmentCount==0)
{
goto Cleanup;
}
IFC(pMarkupServices->CreateMarkupPointer(&pStart));
IFC(pMarkupServices->CreateMarkupPointer(&pEnd));
IFC(MovePointersToSegmentHelper(GetViewServices(), pSegmentList, 0, &pStart, &pEnd));
IFC(pStart->IsEqualTo(pEnd, &fRet));
if(fRet)
{
goto Cleanup;
}
// Cannot delete or cut unless the range is in the same flow layout
if(!PointersInSameFlowLayout(pStart, pEnd, NULL, GetViewServices()))
{
goto Cleanup;
}
// Now Handle the cut
/*IFC(undoUnit.Begin(IDS_EDUNDOCUT)); wlw note*/
IFC(FindCommonElement(pMarkupServices, GetViewServices(), pStart, pEnd, &pElement));
if(!pElement)
{
goto Cleanup;
}
IFC(GetViewServices()->FireCancelableEvent(
pElement,
DISPID_EVMETH_ONCUT,
DISPID_EVPROP_ONCUT,
_T("cut"),
&fRet));
if(!fRet)
{
goto Cleanup;
}
IFC(GetViewServices()->SaveSegmentsToClipboard(pSegmentList));
fNotRange = (eSelectionType!=SELECTION_TYPE_Auto && eSelectionType!=SELECTION_TYPE_Control);
IFC(pEditor->Delete(pStart, pEnd, fNotRange));
if(eSelectionType == SELECTION_TYPE_Selection)
{
pEditor->GetSelectionManager()->EmptySelection();
}
Cleanup:
ReleaseInterface((IHTMLEditor*)pEditor);
ReleaseInterface(pSegmentList);
ReleaseInterface(pStart);
ReleaseInterface(pEnd);
ReleaseInterface(pElement);
RRETURN(hr);
}