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Type: Posts; User: drm15

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    Re: CoCreateInstance returns E_NOINTERFACE

    Thanks for responding - I tried this, but it doesn't seem to correct my problem. I will keep trying. I probably should start over in ATL!
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    Re: CoCreateInstance returns E_NOINTERFACE

    I know this is an old post, but I am running into the exact same problem. How do you go about registering an exe properly? I have tried regsvr /r, but it doesn't seem to correct the problem. Is...
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    Re: COM Registration Question

    Now I am really confused and stuck - can anyone provide an example or tutorial for how to make an ATL exe with interfaces? I have steped through the basic examples and I cannot figure out how to get...
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    Re: COM Registration Question

    A specification document I was given before I started coding contained interface names and their associated GUID's. The fine print stated that GUID's could be unique, but that the interface names...
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    Re: COM Registration Question

    To answer both questions with one reply:

    "<your_COM_server>.exe /regserver " - This is what I was doing, but it does not produce any errors.

    and

    Yes, I had called CoInitialize and...
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    Re: COM Registration Question

    OS: Windows XP SP2 (32-bit)

    I guess I should be a little more clear at where this is happening. Initially I tried to do this in a simple client test application, but that was failing so I tried...
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    COM Registration Question

    I have an ATL COM Exe with many interfaces. Every time I try to start my COM server I get an error.

    If I use this method:


    CComPtr<IContextManager> icm;
    hr =...
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    Re: COM returns array of bytes

    To create the SafeArray you can do the following:


    // Create the SAFEARRAY
    USES_CONVERSION;
    SAFEARRAY *pSA;
    SAFEARRAYBOUND dimensions[1];
    dimensions[0].lLbound = 0;
    dimensions[0].cElements =...
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    Re: COM returns array of bytes

    So what you are saying is that you have a managed dll (C#) which is being called by unmanaged C++. I believe this will help you:



    // Managed Code (C#) includes
    #pragma warning (disable: 4278)...
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    Re: COM returns array of bytes

    I'm confused - did you create a dll in C# that you hope to include in your client and make calls to it? If so, then you just need to reference it within your project.

    Or

    Do you have a C++ dll...
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    Re: COM returns array of bytes

    If you are trying to call something via a COM interface, you would probably want an HRESULT as the return value and pass a byte array pointer to the function all. I am not clear on all the details,...
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    Re: Marshal.GetIDispatchForObject

    Anyone have any ideas?
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    Marshal.GetIDispatchForObject

    Does anyone know if it is possible to create an IDispatch pointer out of a C# class to pass to a C++ object expecting an IDispatch pointer? I assume I have to create an interface, but how do I pass...
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    Re: Event Programming Question

    I have attached my ATL class to try to make more sense. If anyone has an idea of how my base class can fire the events within my ContextParticipant class I am open to anything.

    Thank you all for...
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    Re: Event Programming Question

    I apologize if my terminology is not correct (I assume it is not). I believe you are correct, I have implemented a connection point container. I am trying to follow the tutorials for creating an...
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    Re: Event Programming Question

    Thank you all for your help thus far. I am still very confused however, and maybe it is because I am not being clear (or just am very confused and have my process implemented incorrectly).

    My...
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    Re: Event Programming Question

    How does the base class call functions within another class?

    I created public virtual functions which call the corresponding Fire functions within my ATL class. Should I have created the virtual...
  18. Thread: time function

    by drm15
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    Re: time function

    Take a look here: http://msdn2.microsoft.com/en-us/library/kys1801b(VS.71).aspx

    Remarks:
    The asctime function converts a time stored as a structure to a character string. The timeptr value is...
  19. Thread: time function

    by drm15
    Replies
    4
    Views
    533

    Re: time function

    Found this on MSDN:



    // crt_asctime.c
    #include <time.h>
    #include <stdio.h>

    struct tm *newtime;
    time_t aclock;
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    Event Programming Question

    I have a project that is essentially a notifier to listening applications. The base class is a generic C++ class that simply manages data. When the data changes it needs to notify the listeners...
  21. Thread: ATL COM Question

    by drm15
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    2
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    655

    Re: ATL COM Question

    Thanks - I added this to my code and it seems to have resolved my issue.
  22. Thread: ATL COM Question

    by drm15
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    2
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    655

    ATL COM Question

    How do I keep my programming running once it has started? I have my "WinMain" which was automatically implemented for me, but I "overrode" the Run function so that I could add another call within...
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    Re: Application Error

    I recompiled everything in debug just now, connected to it through the remote debugger, logged off the workstation and everything works fine (i.e. no error). When not running normally (not connected...
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    Re: Application Error

    I am using VS2003 - when I try to remote debug it the debugger drops right before the dialog box is displayed.
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    Re: Application Error

    How do you debug something that only shows at logout, after the debugger has been closed?
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