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Copy Path Context Menu Extension

, 9 May 2000
A context menu shell extension that allows you to copy full file paths to the clipboard.
copypathext.zip
CopyPathExt
bin
Debug
DebugU
CopyPathExt.dll
ReleaseMinDependency
ReleaseUMinDependency
CopyPathExt.dll
ReleaseUMinSize
CopyPathExt.aps
CopyPathExt.def
CopyPathExt.dsp
CopyPathExt.dsw
CopyPathExt.ncb
CopyPathExt.opt
CopyPathExtps.mk
CopyPathExt.dll
CopyPathExt.dll
ReleaseMinSize
CopyPathExt.dll
CopyPathExt.dll
CopyPathContextMenu.rgs
CopyPathExt.plg
CopyPathExt.tlb
CopyPathExtps.def
// CopyPathExt.cpp : Implementation of DLL Exports.


// Note: Proxy/Stub Information
//      To build a separate proxy/stub DLL, 
//      run nmake -f CopyPathExtps.mk in the project directory.

#include "stdafx.h"
#include "resource.h"
#include <initguid.h>
#include "CopyPathExt.h"

#include "CopyPathExt_i.c"
#include "CopyPathContextMenu.h"
#include <stdio.h>

CComModule _Module;

BEGIN_OBJECT_MAP(ObjectMap)
OBJECT_ENTRY(CLSID_CopyPathContextMenu, CCopyPathContextMenu)
END_OBJECT_MAP()

/////////////////////////////////////////////////////////////////////////////
// DLL Entry Point

extern "C"
BOOL WINAPI DllMain(HINSTANCE hInstance, DWORD dwReason, LPVOID /*lpReserved*/)
{
    if (dwReason == DLL_PROCESS_ATTACH)
    {
        _Module.Init(ObjectMap, hInstance, &LIBID_COPYPATHEXTLib);
        DisableThreadLibraryCalls(hInstance);
    }
    else if (dwReason == DLL_PROCESS_DETACH)
        _Module.Term();
    return TRUE;    // ok
}

/////////////////////////////////////////////////////////////////////////////
// Used to determine whether the DLL can be unloaded by OLE

STDAPI DllCanUnloadNow(void)
{
    return (_Module.GetLockCount()==0) ? S_OK : S_FALSE;
}

/////////////////////////////////////////////////////////////////////////////
// Returns a class factory to create an object of the requested type

STDAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID* ppv)
{
    return _Module.GetClassObject(rclsid, riid, ppv);
}

//***************************************
//* Date            : 5.26.99
//* Last Modified   : 1.20.2000
//* Function name	: DllRegisterServer
//* Description	    : 
//***************************************
//
STDAPI DllRegisterServer(void)
{
	_TCHAR		strCLSID[50];
	OLECHAR		strWideCLSID[50];
	CRegKey		key;
	HRESULT		hr;
	USES_CONVERSION;

	hr = _Module.RegisterServer(TRUE);

	if (SUCCEEDED(hr)) {
		if (::StringFromGUID2(CLSID_CopyPathContextMenu, strWideCLSID, 50) > 0) {
			_tcscpy(strCLSID, OLE2CT(strWideCLSID));
			hr = key.SetValue(HKEY_CLASSES_ROOT, _T("*\\shellex\\ContextMenuHandlers\\CopyPathExt\\"), strCLSID);
			hr = key.SetValue(HKEY_CLASSES_ROOT, _T("directory\\shellex\\ContextMenuHandlers\\CopyPathExt\\"), strCLSID);
			hr = key.SetValue(HKEY_CLASSES_ROOT, _T("drive\\shellex\\ContextMenuHandlers\\CopyPathExt\\"), strCLSID);
		}
	}
	return hr;
}

//***************************************
//* Date            : 5.26.99
//* Last Modified   : 5.27.99
//* Function name	: DllUnregisterServer
//* Description	    : 
//***************************************
//
STDAPI DllUnregisterServer(void)
{
	CRegKey		key;
	HRESULT		hr;

    hr = _Module.UnregisterServer(TRUE);

	if (SUCCEEDED(hr)) {
		if (key.Open(HKEY_CLASSES_ROOT, _T("*\\shellex\\ContextMenuHandlers\\")) == ERROR_SUCCESS) {
			hr = key.DeleteValue(NULL);
			if (hr != ERROR_SUCCESS && hr != ERROR_FILE_NOT_FOUND)
				return hr;
			hr = key.DeleteSubKey(_T("CopyPathExt"));
			if (hr != ERROR_SUCCESS && hr != ERROR_FILE_NOT_FOUND)
				return hr;
		}
		if (key.Open(HKEY_CLASSES_ROOT, _T("directory\\shellex\\ContextMenuHandlers\\")) == ERROR_SUCCESS) {
			hr = key.DeleteSubKey(_T("CopyPathExt"));
			if (hr != ERROR_SUCCESS && hr != ERROR_FILE_NOT_FOUND)
				return hr;
		}
		if (key.Open(HKEY_CLASSES_ROOT, _T("drive\\shellex\\ContextMenuHandlers\\")) == ERROR_SUCCESS) {
			hr = key.DeleteSubKey(_T("CopyPathExt"));
			if (hr != ERROR_SUCCESS && hr != ERROR_FILE_NOT_FOUND)
				return hr;
		}
	}

	return hr;
}


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Nick Carruthers

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