/**
 * $Id: SafeControl.cpp 28254 2010-04-18 10:28:37Z campbellbarton $
 * ***** BEGIN GPL LICENSE BLOCK *****
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
 * All rights reserved.
 *
 * The Original Code is: all of this file.
 *
 * Contributor(s): none yet.
 *
 * ***** END GPL LICENSE BLOCK *****
 */

#include "stdafx.h"
#include "SafeControl.h"

////////////////////////////////////////////////////////////////
// Copied from the ActiveX SDK
// This code is used to register and unregister a
// control as safe for initialization and safe for scripting
HRESULT CreateComponentCategory(CATID catid, WCHAR* catDescription)
{
	ICatRegister* pcr = NULL ;
	HRESULT hr = S_OK ;
	hr = CoCreateInstance(CLSID_StdComponentCategoriesMgr,
		 NULL, CLSCTX_INPROC_SERVER, IID_ICatRegister, (void**)&pcr);
	if (FAILED(hr))
		 return hr;
	// Make sure the HKCR\Component Categories\{..catid...} 
	// key is registered
	CATEGORYINFO catinfo;
	catinfo.catid = catid;
	catinfo.lcid = 0x0409 ; // english
	// Make sure the provided description is not too long.
	// Only copy the first 127 characters if it is
	int len = wcslen(catDescription);
	if (len>127)
		len = 127;
	wcsncpy(catinfo.szDescription, catDescription, len);
	// Make sure the description is null terminated
	catinfo.szDescription[len] = 0; //`\0';
	hr = pcr->RegisterCategories(1, &catinfo);
	pcr->Release();
	return hr;
}

HRESULT RegisterCLSIDInCategory(REFCLSID clsid, CATID catid)
{
    // Register your component categories information.
    ICatRegister* pcr = NULL ;
    HRESULT hr = S_OK ;
    hr = CoCreateInstance(CLSID_StdComponentCategoriesMgr,
            NULL, CLSCTX_INPROC_SERVER, IID_ICatRegister, (void**)&pcr);
    if (SUCCEEDED(hr))
    {
           // Register this category as being "implemented" by
           // the class.
           CATID rgcatid[1] ;
           rgcatid[0] = catid;
           hr = pcr->RegisterClassImplCategories(clsid, 1, rgcatid);
    }
    if (pcr != NULL)
          pcr->Release();
    return hr;
}

HRESULT UnRegisterCLSIDInCategory(REFCLSID clsid, CATID catid)
{
    ICatRegister* pcr = NULL ;
    HRESULT hr = S_OK ;
    hr = CoCreateInstance(CLSID_StdComponentCategoriesMgr,
             NULL, CLSCTX_INPROC_SERVER, IID_ICatRegister, (void**)&pcr);
    if (SUCCEEDED(hr))
    {
        // Unregister this category as being "implemented" by
        // the class.
        CATID rgcatid[1] ;
        rgcatid[0] = catid;
        hr = pcr->UnRegisterClassImplCategories(clsid, 1, rgcatid);
    }
    if (pcr != NULL)
    pcr->Release();
    return hr;
}