NEOHAPSIS - Peace of Mind Through Integrity and Insight

Neohapsis is currently accepting applications for employment. For more information, please visit our website www.neohapsis.com or email hr@neohapsis.com

Neohapsis > Archives > MS DCOM Discussion> 2002-q2

From: S.Pradhan (sabyasachi.pradhanKLA-TENCOR.COM)
Date: Thu May 23 2002 - 00:30:34 CDT

Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]

I guess your's is an exe server,
are u spawning threads in the client code, where u call CoCreateInstance.
can u paste the few line of Client side code, where u are calling
CoCreateInstanec

-----Original Message-----
From: Distributed COM-Based Code [mailto:DCOMDISCUSS.MICROSOFT.COM]On
Behalf Of Vinoth Kumar B
Sent: Thursday, May 23, 2002 11:05 AM
To: DCOMDISCUSS.MICROSOFT.COM
Subject: Re: No such Interface supported error

Pradhan,
I have tried without using the COM_INTERFACE_ENTRY2 entry and it was
not working..Any body having a sample code which is deriving multiple
interfaces from IUnknown as my case?Plz help me out in this..

-----Original Message-----
From: S.Pradhan [mailto:sabyasachi.pradhanKLA-TENCOR.COM]
Sent: Thursday, May 23, 2002 10:50 AM
To: DCOMDISCUSS.MICROSOFT.COM
Subject: Re: No such Interface supported error

Why should one have COM_INTERFACE_ENTRY2 for IUnknown derived interfaces, it
is required for IDispatch derived ones

-----Original Message-----
From: Distributed COM-Based Code [mailto:DCOMDISCUSS.MICROSOFT.COM]On
Behalf Of Vinoth Kumar B
Sent: Thursday, May 23, 2002 10:38 AM
To: DCOMDISCUSS.MICROSOFT.COM
Subject: Re: No such Interface supported error

Sorry...this is the correct one...

         -----Original Message-----
        From: Vinoth Kumar B
        Sent: Thursday, May 23, 2002 10:23 AM
        To: 'DCOMDISCUSS.MICROSOFT.COM'
        Subject: No such Interface supported error

Plz have a look and let me know if any problem is there....

// ChatBrokerObj.h : Declaration of the CChatBrokerObj

#ifndef __CHATBROKEROBJ_H_
#define __CHATBROKEROBJ_H_

#include "resource.h" // main symbols

////////////////////////////////////////////////////////////////////////////
/
        // CChatBrokerObj
        class ATL_NO_VTABLE CChatBrokerObj :
                public CComObjectRootEx<CComMultiThreadModel>,
                public CComCoClass<CChatBrokerObj, &CLSID_ChatBrokerObj>,
                public ISupportErrorInfo,
                public IRegisterChatServer,
                public IDiscussions
        {
        public:
                DECLARE_CLASSFACTORY_SINGLETON(CChatBrokerObj);
                CChatBrokerObj()
                {
                }

DECLARE_REGISTRY_RESOURCEID(IDR_CHATBROKEROBJ)

DECLARE_PROTECT_FINAL_CONSTRUCT()

        BEGIN_COM_MAP(CChatBrokerObj)
                COM_INTERFACE_ENTRY(IDiscussions)
                COM_INTERFACE_ENTRY(IRegisterChatServer)
                COM_INTERFACE_ENTRY2(IUnknown,IRegisterChatServer)
                COM_INTERFACE_ENTRY(ISupportErrorInfo)
        END_COM_MAP()

// ISupportsErrorInfo
STDMETHOD(InterfaceSupportsErrorInfo)(REFIID riid);

        // IRegisterChatServer
        public:
                STDMETHOD(UnRegister)(/*[in,string]*/ wchar_t*
pwszDiscussion);
                STDMETHOD(Register)(/*[in]*/ IUnknown* pChatServer,
/*[in,string]*/ wchar_t* pwszDiscussion );
        //IDiscussions
        public:
                STDMETHOD(GetDiscussionList)(/*[out,string]*/ wchar_t**
ppwszDiscussionList);
                STDMETHOD(GetChatServer)(/*[in,string]*/ wchar_t*
pwszDiscussion,/*[out]*/ IUnknown** ppUnk);
        };
        #endif //__CHATBROKEROBJ_H_

----------------------------------------------------------------
Users Guide http://discuss.microsoft.com/archives/mailfaq.asp
contains important info. Save time, search the archives at
http://discuss.microsoft.com/archives/index.html .
To unsubscribe, mailto:DCOM-signoff-requestDISCUSS.MICROSOFT.COM

Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]