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169272. Active Accessibility: unable to navigate to child nodes from node received from event. r=jgaunt, sr=alecf

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aaronl%netscape.com 2002-09-18 22:45:53 +00:00
parent 4950c426ea
commit a4bbd7ca8f
2 changed files with 30 additions and 0 deletions
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26
widget/src/windows/Accessible.cpp
View File

@ -1135,6 +1135,32 @@ void RootAccessible::GetNSAccessibleFor(VARIANT varChild, nsCOMPtr<nsIAccessible
Accessible::GetNSAccessibleFor(varChild, aAcc);
}
STDMETHODIMP RootAccessible::get_accChild(
/* [in] */ VARIANT varChild,
/* [retval][out] */ IDispatch __RPC_FAR *__RPC_FAR *ppdispChild)
{
*ppdispChild = NULL;
if (varChild.vt == VT_I4 && varChild.lVal < 0) {
// AccessibleObjectFromEvent() being called
// that's why the lVal < 0
nsCOMPtr<nsIAccessible> xpAccessible;
GetNSAccessibleFor(varChild, xpAccessible);
if (xpAccessible) {
IAccessible* msaaAccessible = NewAccessible(xpAccessible, nsnull, mWnd);
if (msaaAccessible) {
msaaAccessible->AddRef();
*ppdispChild = msaaAccessible;
return S_OK;
}
}
return E_FAIL;
}
// Otherwise, the normal get_accChild() will do
return Accessible::get_accChild(varChild, ppdispChild);
}
NS_IMETHODIMP RootAccessible::HandleEvent(PRUint32 aEvent, nsIAccessible* aAccessible, AccessibleEventData* aData)
{
#ifdef SWALLOW_DOC_FOCUS_EVENTS

4
widget/src/windows/Accessible.h
View File

@ -285,6 +285,10 @@ public:
STDMETHODIMP QueryInterface(REFIID, void**);
NS_DECL_ISUPPORTS
virtual /* [id][propget] */ HRESULT STDMETHODCALLTYPE get_accChild(
/* [in] */ VARIANT varChild,
/* [retval][out] */ IDispatch __RPC_FAR *__RPC_FAR *ppdispChild);
// nsIAccessibleEventListener
NS_DECL_NSIACCESSIBLEEVENTLISTENER