Re: hosting the runtime

Who's talking about the Mac here? Am I missing something.
The CLR hosting COM based interface as implemented in mscoree is not
available on other platforms than Windows, so I'm totaly lost on what your
are talking about.

Willy.

"Sahil Malik [MVP]" <contactmethrumyblog@xxxxxxxxxx> wrote in message
news:ODoT8MZdFHA.584@xxxxxxxxxxxxxxxxxxxxxxx
> Lloyd, one of the guys on codebetter is Geoff Appleby who is an Aussie,
> and being an Indian, I have friends everywhere (yup there are a lot of
> indians, must be some fertility drug). I was having this discussion with
> Geoff regards the lifestyle there etc. and in general with my friends -
> trust me Aus ain't so bad.
>
> Regards your actual issue hehe :) .. Well, I have used COM heavily under
> Windows. So I can tell you how to use it under windows, but the usage
> shouldn't be too different under Mac. You might run into platform specific
> weirdness though because COM is at a lower level than .NET. I'd first
> recommend looking at third party solutions if any have been developed that
> allow you to leverage a COM component on a Mac (damn I really want to
> program on a Mac someday in my life :-)).
>
> So a COM component has a lot to be told about - more than I can possibly
> type here. I'd recommend Inside COM by Don Box.
>
> Straight forward way to instantiate a COM component = CoCreateInstance ==>
> Not sure if u have this on a Mac.
> Non straightforward way - do what CoCreateInstance does -
>
> Any Com component must export the followign 4 functions -
> DllRegisterServer, DllUnregisterServer, DllGetClassObject and
> DllCanUnloadNow. Check and see if MSCOREE supports IDispatch - if it does,
> your life just got a lot simpler. If it doesn't, no biggie, you can use
> DllGetClassObject to get the appropriate class factory. Once you have
> that, you can easily create an instance of the interface and call the
> relevant functions.
>
> At the very heart of any COM Component are 3 methods that define the
> IUnknown interface -
>
> QueryInterface - Do you support interface xxx? If so give me an instance
> and increase your reference count.
> AddRef - Increase your reference count
> Release - Decrease your reference count, if it becomes zero - unload
> yourself.
>
> Remember, unlike .NET you are now responsible for destroying what you
> create (memory management), thus the AddRef and Release methods. The first
> instantiation automatically calls AddRef for you once. I suggest picking
> up a good book because it is simply impossible for me to give you a 5
> minute COM tutorial. But do let me know if you have any specific
> questions.
>
> Also, it is quite possible that someone on a Mac has created third party
> libraries that make your life simpler - like on a WinX platform you have
> VB6 .. hehe :). I am unaware of any of those libraries, but I'd certainly
> google for 'em if I were u .
>
> - Sahil Malik [MVP]
> Upcoming ADO.NET 2.0 book - http://tinyurl.com/9bync
> ----------------------------------------------------------------------------
>
>
>
>
> "Lloyd Dupont" <net.galador@ld> wrote in message
> news:OsFWTvUdFHA.584@xxxxxxxxxxxxxxxxxxxxxxx
>> thanks sahil!
>>
>> mmhh...
>>
>> on the other hand I never used COM interface, I have no idea on how they
>> work....
>> care writing me a veyr simple C:main() which load an exe?
>>
>> which compile whi gcc ?!?! :D
>>
>> I just read your article on 21st centure labor in America! hehe.. many
>> indian in Australia as well ;) ..
>>
>> "Sahil Malik [MVP]" <contactmethrumyblog@xxxxxxxxxx> wrote in message
>> news:OqC%239mUdFHA.3376@xxxxxxxxxxxxxxxxxxxxxxx
>>> Lloyd, I think what you are looking for is
>>> ICLRRuntimeHost::SetHostControl
>>>
>>> Alternatively, if you wish to ask the CLR to give you more control over
>>> resource management, you can use IHostControl::GetHostManager
>>>
>>> - Sahil Malik [MVP]
>>> Upcoming ADO.NET 2.0 book - http://tinyurl.com/9bync
>>> ----------------------------------------------------------------------------
>>>
>>> "Lloyd Dupont" <net.galador@ld> wrote in message
>>> news:uAYb3hUdFHA.228@xxxxxxxxxxxxxxxxxxxxxxx
>>>>I would like to host the .NET runtime in my (Objective)C application
>>>> I wonder what is the API for that.
>>>> I have SDK 2.0, I looked in the hosting the runtime section of it, very
>>>> succint.
>>>> The only 'relevant' function I found was: CorBindToRuntimeEx
>>>> but I still don't know how to launch a given (static) method.....
>>>>
>>>> any tip?
>>>>
>>>
>>>
>>
>>
>
>


.

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