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SelectionManager.cpp Written in C++

// SelectionManager.cpp : Defines the entry point for the console application

// Gets the selected objects in the active model document


#include "stdafx.h"


// Add the path to the SolidWorks type libraries to the "Additional Include Directories".

#import "sldworks.tlb" raw_interfaces_only, raw_native_types, no_namespace, named_guids  // SolidWorks type library


#import "swconst.tlb" raw_interfaces_only, raw_native_types, no_namespace, named_guids   // SolidWorks constants type library


int _tmain(int argc, _TCHAR* argv[])


// Initialize COM

// Do this before using ATL smart pointers so COM is available



// Use a block so the smart pointers are destructed when the scope of this block is left


// Use ATL smart pointers

CComPtr<ISldWorks>   swApp;


if(swApp.CoCreateInstance(__uuidof(SldWorks), NULL, CLSCTX_LOCAL_SERVER) != S_OK) {







CComPtr<IModelDoc2>  swModel;




if (! swModel) {




CComBSTR  strModelTitle;

long      nDocumentType;  // swDocumentTypes_e






CComPtr<ISelectionMgr>     swSelectionManager;

long                       lNumSelections;

long                       nSelectionType;     // swSelectType_e

CComPtr<IDispatch>         swSelectedObject;

CComPtr<IFace2>            swFace;

CComPtr<IEdge>             swEdge;




swSelectionManager->GetSelectedObjectCount2(-1, &lNumSelections);


for (int i = 1; i <= lNumSelections; i++) {


swSelectionManager->GetSelectedObject6(i, -1, &swSelectedObject);


swSelectionManager->GetSelectedObjectType3(i, -1, &nSelectionType);


switch (nSelectionType) {


case swSelectType_e::swSelFACES:




case swSelectType_e::swSelEDGES:






// ATL smart pointers are destructed so all COM objects you held on to are released

// Now you can safely shut down COM as you do not need it any longer


// Stop COM





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