Hello, Yes there is: http://www.amibroker.com/at/
(all listed are methods, as this object has no properties) Best regards, Tomasz Janeczko amibroker.com On 2010-04-28 14:57, tiedemj wrote: > Still struggling with this! Is there an object overview (methods and > properties) available on IB Controller - as with "AmiBroker's OLE Automation > Object Model" overview? > > Best regards > Jens > > --- In amibroker@yahoogroups.com, "tiedemj"<h...@...> wrote: > >> Really excellent information Jules - thank you for taking time out to >> explain! I does look a bit involved - but if thats what it takes, I will go >> that route. >> >> Only one last question to Tomasz before diving in - would you suggest an >> alternative approach? - or do you have additional hints in regards to IB >> Controller since Jules example is for AmiBroker? >> >> Best regards >> Jens >> >> >> >> --- In amibroker@yahoogroups.com, "jooleanlogic"<jooleanl@> wrote: >> >>> >>> >>> If you've never worked with com before Jens, then no it's probably not >>> trivial. At least it wasn't for me. >>> I haven't used the IB interface at all and am no com expert, but I've >>> managed to interface with Amibroker so will outline how I went about it. >>> >>> Here's a useful tute on it >>> http://www.relisoft.com/win32/auto.html >>> all done with OO and strict resource management. That's where I started and >>> then it took me a lot of testing and googling from there. >>> >>> Here's the basic steps and I've put some of my code to match below. It's >>> based on objects used from the tute above. >>> >>> 1. Initialise/Uninitialise COM. This is done using ::OleInitialize and >>> ::OleUnInitialize which I have as constructor and destructor calls in the >>> ComClass used below. >>> 2. Get the ClassID for the com object you want. "BrokerIB.Application" as >>> paultsho said. >>> 3. Get IDispatch interface to object using a call to ::CoCreateInstance. >>> This call is wrapped in the constructor of DispObject. >>> 4. Use DispObject.GetProperty to access properties and functions of the com >>> object. COM data types are passed via the VARIANT union data type. >>> 5. I don't know if the IB interface has child objects but to access a >>> different com object, you get a VARIANT.pdispVal to it via >>> DispObject.GetProperty and then pass that VARIANT into the DispObject >>> constructor. I.e. you access other com objects from existing ones. This is >>> shown below when getting the Amibroker Stocks object from the Application >>> object. >>> >>> // Basic wrapper code >>> >>> // 1. Initialises OLE. >>> ComClass comClass; >>> >>> // 2. Retrieve Class ID. >>> CLSID clsIdAmibroker; >>> HRESULT hr = ::CLSIDFromProgID (L"Broker.Application",&clsIdAmibroker); >>> >>> // 3. Get IDispatch interface to Amibroker Application object. >>> // This calls ::CoCreateInstance internally >>> DispObject amibroker(clsIdAmibroker); >>> >>> // 4. Get the Version property of the Application object >>> VARIANT varResult; >>> amibroker.GetProperty(L"Version", varResult); >>> // Convert VARIANT datatype to a normal string >>> string version(_bstr_t(varResult.bstrVal)); >>> >>> // 5. Access Stock object IDispatch interface using existing Application >>> interface >>> ::VariantInit(&varResult); >>> amibroker.GetProperty(L"Stocks", varResult); >>> DispObject stocks(varResult); >>> >>> There's plenty more to it but I wouldn't want to spoil the fun for you. >>> >>> Here's some useful links >>> VARIANT Data Type >>> http://msdn.microsoft.com/en-us/library/ms221627.aspx >>> >>> IDispatch Interface >>> http://msdn.microsoft.com/en-us/library/ms221608.aspx >>> >>> COM string conversions >>> http://www.codeguru.com/cpp/cpp/string/conversions/article.php/c5639/ >>> >>> Most of what you'll need can be found at msdn by just following the links >>> from one function to another. >>> >>> Hope that helps a bit. >>> >>> Jules. >>> >>> >>> >>> --- In amibroker@yahoogroups.com, "tiedemj"<home@> wrote: >>> >>>> >>>> Hello Tomasz >>>> >>>> I would be nowhere without the simplicity - yet unparalleled power of AFL. >>>> >>>> However, over time, refinement of "checks and balances" deployed for a >>>> (real money) automated trendline trading system had grown quite complex. >>>> Long story short - in order to improve entegrity of the system I went from >>>> "procedural" to "real oo" (abstraction using classses, inheritance etc.), >>>> by moving some functionability into plugin (thus using C++ to provide the >>>> OO aspects). >>>> >>>> For the TWS link, I'm quite happy with IB Controller, and in particular >>>> the "window" into what goes on between AmiBroker and TWS - but I'm unhappy >>>> with my (own) interface to IB Controller (from plugin through AFL and >>>> feedback to plugin again - since plugin has a static part keeping track of >>>> real trades - that have dynamic exit points - so they need to be "managed" >>>> throughout the trade). >>>> >>>> So if you can give me some hints on how to interface with IB Controller (a >>>> COM object - right?) so that methods and attributes are exposed in C++ >>>> plugin (I'm using visual studio 2008), I would be very grateful indeed! >>>> >>>> Regards >>>> >>>> Jens >>>> >>>> >>>> >>>> >>>> --- In amibroker@yahoogroups.com, Tomasz Janeczko<groups@> wrote: >>>> >>>>> Hello, >>>>> >>>>> First and foremost: why would you like to do that ?? (it is possible, >>>>> but why make things harder when you can do this >>>>> from AFL?) >>>>> >>>>> Best regards, >>>>> Tomasz Janeczko >>>>> amibroker.com >>>>> >>>>> On 2010-04-09 19:03, tiedemj wrote: >>>>> >>>>>> Tx, but nothing in TWSAPI forum about how to call IB Broker interface >>>>>> directly from a C++ Amibroker plugin. Also, not possible to call user >>>>>> defined functions (in afl) from C++ Amibroker plugin using >>>>>> gSite.CallFunction() - so I'm stuck... >>>>>> >>>>>> Anybody? >>>>>> >>>>>> Best regards >>>>>> Jens Tiedemann >>>>>> >>>>>> --- In amibroker@yahoogroups.com, "reefbreak_sd"<reefbreak_sd@> wrote: >>>>>> >>>>>> >>>>>>> There is a Yahoo! discussion group TWSAPI that talks about the IB TWS >>>>>>> interface. >>>>>>> >>>>>>> >>>>>>> >>>>>>> --- In amibroker@yahoogroups.com, "tiedemj"<home@> wrote: >>>>>>> >>>>>>> >>>>>>>> bump - anybody? >>>>>>>> >>>>>>>> I've seen this question asked before - but can't find any answers. Can >>>>>>>> somebody just give a hint (if the explanation is not trivial...) >>>>>>>> >>>>>>>> best regards >>>>>>>> >>>>>>>> Jens Tiedemann >>>>>>>> --- In amibroker@yahoogroups.com, "tiedemj"<home@> wrote: >>>>>>>> >>>>>>>> >>>>>>>>> Assume it's possible to call IB Controller directly from an AmiBroker >>>>>>>>> c++ plugin. Can anybody show how to do it in native c++? >>>>>>>>> >>>>>>>>> Best regards >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>> >>>>>>>> >>>>>>> >>>>>>> >>>>>> >>>>>> >>>>>> ------------------------------------ >>>>>> >>>>>> **** IMPORTANT PLEASE READ **** >>>>>> This group is for the discussion between users only. >>>>>> This is *NOT* technical support channel. >>>>>> >>>>>> TO GET TECHNICAL SUPPORT send an e-mail directly to >>>>>> SUPPORT {at} amibroker.com >>>>>> >>>>>> TO SUBMIT SUGGESTIONS please use FEEDBACK CENTER at >>>>>> http://www.amibroker.com/feedback/ >>>>>> (submissions sent via other channels won't be considered) >>>>>> >>>>>> For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG: >>>>>> http://www.amibroker.com/devlog/ >>>>>> >>>>>> Yahoo! Groups Links >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>> >>>> >>> >> > > > > ------------------------------------ > > **** IMPORTANT PLEASE READ **** > This group is for the discussion between users only. > This is *NOT* technical support channel. > > TO GET TECHNICAL SUPPORT send an e-mail directly to > SUPPORT {at} amibroker.com > > TO SUBMIT SUGGESTIONS please use FEEDBACK CENTER at > http://www.amibroker.com/feedback/ > (submissions sent via other channels won't be considered) > > For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG: > http://www.amibroker.com/devlog/ > > Yahoo! Groups Links > > > > >
