Re: How get nsIView from a nsGenericElement

On 4/26/10 6:43 PM, hap497 wrote:
> On Apr 25, 8:00 pm, Boris Zbarsky<[email protected]>  wrote:
>> On 4/25/10 9:32 PM, hap497 wrote:
>>
>>> If I have a pointer to nsGenericElement, how can I get a nsIView of
>>> the element?
>>
>> Just based on the element, you can't.  There may not be a view, or there
>> may be more than one.
>>
>> What are you actually trying to do?
>>
>> -Boris
>
> I am trying to emulate an  user click event on html element like
> anchor.  So I am trying to call nsPresShell's HandleEvent method
> HandleEvent(nsIView*        aView, nsGUIEvent*     aEvent,
> nsEventStatus*  aEventStatus);
> http://mxr.mozilla.org/mozilla1.9.1/source/layout/base/nsPresShell.cpp#908
>
> Since my input is an nsGenericElement (an anchor), I need to get a
> nsIView to call this HandleEvent.
>
> Thank you.


Could you perhaps use trunk or 1.9.2 builds?
nsDOMWindowUtils::DispatchDOMEventViaPresShell might be useful for you.
It doesn't dispatch the event using PresShell::HandleEvent but
PresShell::HandleEventWithTarget.


-Olli