[PATCH v2 3/5] ieframe: Add stub implementation of IInternetExplorerManager.

[Zebediah Figura]

On 08/10/2017 01:01 PM, Jacek Caban wrote:
> On 10.08.2017 18:47, Zebediah Figura wrote:
>> On 08/10/2017 09:33 AM, Jacek Caban wrote:
>>> On 09.08.2017 20:12, Zebediah Figura wrote:
>>>> On 08/09/2017 06:07 AM, Jacek Caban wrote:
>>>>>
>>>>> Are you sure that's how it's supposed to work? I didn't test it
>>>>> myself, but given how it's registered and documented, I'd expect
>>>>> that CLSID_InternetExplorerManager should live in a different
>>>>> process from CLSID_InternetExplorer. It should be easy to
>>>>> distinguish those processes with -startmanager command line argument.
>>>>>
>>>>
>>>> I'm sorry, I don't understand what you mean. Isn't
>>>> CoRegisterClassObject process-agnostic?
>>>
>>>
>>> It is in a sense that created proxy/stub abstract where the object
>>> lives, yes. But note that the actual instance of IE object must live
>>> in one process or another. There is a lot of different aspects like
>>> pluggable protocols, script engines, ActiveX objects, document
>>> objects that live in its process and it's quite important for them
>>> which process it is. I did a bit of testing and it seems to be a
>>> separated process on Windows, so we should follow that.
>>>
>>>
>>> Jacek
>>>
>>
>> Isn't the IEM object already created in a different process with this
>> patch (namely, iexplore.exe -startmanager), since it has to be created
>> with CLSCTX_LOCAL_SERVER?
> 
> Not really, see how CoRegisterClassObject is used. With your patches a
> single process (both with -embeding and -startmanager arguments)
> registers both CLSID_InternetExplorer and CLSID_InternetExplorerManager
> with REGCLS_MULTIPLEUSE. It means that all instances of both objects
> will live in this single process. I think that -embeding should register
> CLSID_InternetExplorer and -startmanager should register
> CLSID_InternetExplorerManager (probably with REGCLS_SINGLEUSE).
> 

Ah, I see. I'm not sure that's quite right, though, since creating a IEM 
instance will pass both options. It seems like it would be correct to 
register IEM when -startmanager is passed and IE otherwise.