Re: Querying ISimpleDOMDocument on MozillaWindowClass returns 0x80004002 with FF 3.0.7 (works fine with 3.0.6 & 3.1B2 !)

On 7 mar, 09:21, Marco Zehe <[email protected]> wrote:
> Sylvain,
>
> There was a change we made to QueryService for Firefox 3.0.7, see bug
> 458871 <https://bugzilla.mozilla.org/show_bug.cgi?id=458871>. We didn't
> change QueryInterface, though. What happens if you pass in the
> iSimpleDomNode IID instead of iSimpleDOMDocument?
>
> Marco
>
> On 06.03.2009 00:26, [email protected] wrote:
>
>
>
> > Hi all,
>
> > This little peace of  code works fine with Firefox 3.0.6 and Firefox
> > 3.1B2, but does not with Firefox 3.0.7!
>
> > My aim is to get the current document URL, and w is the handle to the
> > "MozillaWindowClass" class Window :
>
> > hr=AccessibleObjectFromWindow(tSuivi.w,(DWORD)
> > OBJID_CLIENT,IID_IAccessible,(void**)&pAccessible);
> > if (FAILED(hr)) ...
> > varStart.vt=VT_I4;
> > varStart.lVal=CHILDID_SELF;
> > hr=pAccessible->accNavigate(0x1009,varStart,&varResult); // 0x1009 =
> > NAVRELATION_EMBEDS
> > if (FAILED(hr)) ...
> > if (varResult.vt!=VT_DISPATCH) ...
> > pIDispatch=(IDispatch *)varResult.lVal;
> > if (pIDispatch==NULL) ...
> > hr =pIDispatch->QueryInterface(IID_ISimpleDOMDocument, (void**)
> > &pSimpleDOMDocument);
> > if (FAILED(hr)) ...
> > hr = pSimpleDOMDocument->get_URL(&bstrURL);
> > if (FAILED(hr)) ...
>
> > The "pIDispatch->QueryInterface(IID_ISimpleDOMDocument, (void**)
> > &pSimpleDOMDocument);" statement returns 0x80004002. So I cannot get
> > my URL...
>
> > Any clue?
>
> > Thanks!
>
> > - Sylvain
>
> > Aaron, if you're reading this, I would be very pleased if you could
> > help :-).- Masquer le texte des messages précédents -
>
> - Afficher le texte des messages précédents -

Marco,

Thank you for your response. Unfortunately, QueryInterface with
IID_ISimpleDOMNode also fails with 0x80004002 error code.

This error code means E_NOINTERFACE, while the change you made in
3.0.7 seems to return the E_INVALIDARG error code.

Another idea ?

- Sylvain