Understanding The COM Single-Threaded Apartment Part 2

Lim Bio Liong

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18 Feb 2005CPOL71 min read

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Learn the fundamental principles of the COM Single-Threaded Apartment Model by code examples.

ccomthread2_src.zip
- Shared
  - ComThread.cpp
  - ComThread.h
- SimpleCOMObject1
  - dlldata.c
  - resource.h
  - SimpleCOMObject1.cpp
  - SimpleCOMObject1.def
  - SimpleCOMObject1.dsp
  - SimpleCOMObject1.dsw
  - SimpleCOMObject1.h
  - SimpleCOMObject1.idl
  - SimpleCOMObject1.rc
  - SimpleCOMObject1.rgs
  - SimpleCOMObject1.tlb
  - SimpleCOMObject1_i.c
  - SimpleCOMObject1_impl.cpp
  - SimpleCOMObject1_impl.h
  - SimpleCOMObject1_p.c
  - SimpleCOMObject1CP.h
  - SimpleCOMObject1ps.def
  - SimpleCOMObject1ps.mk
  - StdAfx.cpp
  - StdAfx.h
- SimpleCOMObject2
  - dlldata.c
  - resource.h
  - SimpleCOMObject2.cpp
  - SimpleCOMObject2.def
  - SimpleCOMObject2.dsp
  - SimpleCOMObject2.dsw
  - SimpleCOMObject2.h
  - SimpleCOMObject2.idl
  - SimpleCOMObject2.rc
  - SimpleCOMObject2.rgs
  - SimpleCOMObject2.tlb
  - SimpleCOMObject2_i.c
  - SimpleCOMObject2_impl.cpp
  - SimpleCOMObject2_impl.h
  - SimpleCOMObject2_p.c
  - SimpleCOMObject2ps.def
  - SimpleCOMObject2ps.mk
  - StdAfx.cpp
  - StdAfx.h
- Test Programs
  - VBTest
    - FormMain.frm
    - VBTest.exe
    - VBTest.vbp
    - VBTest.vbw
  - VCTests
    - DemonstrateSTAInterThreadMarshalling
      - VCTest01
        
        main.cpp
        
        SimpleCOMObject2.tlh
        
        SimpleCOMObject2.tli
        
        VBSTACOMObj.tlh
        
        VBSTACOMObj.tli
        
        VCTest01.dsp
        
        VCTest01.dsw
      - VCTest02
        
        main.cpp
        
        VCTest02.dsp
        
        VCTest02.dsw
- VBSTACOMObj
  - VBSTACOMObj.cls
  - VBSTACOMObj.dll
  - VBSTACOMObj.exp
  - VBSTACOMObj.lib
  - VBSTACOMObj.vbp
  - VBSTACOMObj.vbw

//{{NO_DEPENDENCIES}}
// Microsoft Developer Studio generated include file.
// Used by SimpleCOMObject1.rc
//
#define IDS_PROJNAME                    100
#define IDR_SIMPLECOMOBJECT1            101

// Next default values for new objects
// 
#ifdef APSTUDIO_INVOKED
#ifndef APSTUDIO_READONLY_SYMBOLS
#define _APS_NEXT_RESOURCE_VALUE        201
#define _APS_NEXT_COMMAND_VALUE         32768
#define _APS_NEXT_CONTROL_VALUE         201
#define _APS_NEXT_SYMED_VALUE           102
#endif
#endif

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License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

Written By

Lim Bio Liong

Systems Engineer NEC

Singapore

Lim Bio Liong is a Specialist at a leading Software House in Singapore.

Bio has been in software development for over 10 years. He specialises in C/C++ programming and Windows software development.

Bio has also done device-driver development and enjoys low-level programming. Bio has recently picked up C# programming and has been researching in this area.

Understanding The COM Single-Threaded Apartment Part 2

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