COM元件開發實踐(三)【轉】
阿新 • • 發佈:2018-12-31
//
CardScan.cpp : CCardScanApp 和DLL 註冊的實現。
#include
"
stdafx.h
"
#include " CardScan.h "
#include " comcat.h "
#include " strsafe.h "
#include " objsafe.h "
CCardScanApp theApp;
const GUID CDECL BASED_CODE _tlid =
{ 0x29959268 , 0x9729 , 0x458E , { 0xA8 , 0x39 , 0xBB , 0x39 , 0x2E
,
0xCB
,
0x7E
,
0x37
} };
const WORD _wVerMajor = 1 ;
const WORD _wVerMinor = 0 ;
const CATID CLSID_SafeItem =
{ 0xB548F3C7 , 0x2135 , 0x4242 ,{ 0x92 , 0x0B , 0xA7 , 0xBD , 0xEE , 0x6D , 0x2B , 0xA3 }};
// { 0x36299202, 0x9ef, 0x4abf,{ 0xad, 0xb9, 0x47, 0xc5, 0x99, 0xdb, 0xe7, 0x78}};
// CCardScanApp::InitInstance - DLL 初始化
BOOL CCardScanApp::InitInstance()
{
BOOL bInit = COleControlModule::InitInstance();
if (bInit)
{
}
return bInit;
}
// CCardScanApp::ExitInstance - DLL 終止 int CCardScanApp::ExitInstance()
{
return COleControlModule::ExitInstance();
}
HRESULT CreateComponentCategory(CATID catid, CHAR
*
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 size_t len;
// Make sure the provided description is not too long.
// Only copy the first 127 characters if it is.
// The second parameter of StringCchLength is the maximum
// number of characters that may be read into catDescription.
// There must be room for a NULL-terminator. The third parameter
// contains the number of characters excluding the NULL-terminator. hr = StringCchLength(catDescription, STRSAFE_MAX_CCH, & len);
if (SUCCEEDED(hr))
{
if (len > 127 )
{
len = 127 ;
}
}
else
{
// TODO: Write an error handler; }
// The second parameter of StringCchCopy is 128 because you need
// room for a NULL-terminator. hr = StringCchCopy(COLE2T(catinfo.szDescription), len + 1 , catDescription);
// Make sure the description is null terminated. catinfo.szDescription[len + 1 ] = ' \0 ' ;
hr = pcr -> RegisterCategories( 1 , & catinfo);
pcr -> Release();
return hr;
}
// HRESULT RegisterCLSIDInCategory -
// Register your component categories information 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 - Remove entries from the registry 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;
}
// DllRegisterServer - 將項新增到系統登錄檔
STDAPI DllRegisterServer( void )
{
HRESULT hr;
AFX_MANAGE_STATE(_afxModuleAddrThis);
if ( ! AfxOleRegisterTypeLib(AfxGetInstanceHandle(), _tlid))
return ResultFromScode(SELFREG_E_TYPELIB);
if ( ! COleObjectFactoryEx::UpdateRegistryAll(TRUE))
return ResultFromScode(SELFREG_E_CLASS);
// Mark the control as safe for initializing. hr = CreateComponentCategory(CATID_SafeForInitializing,
_T( " Controls safely initializable from persistent data! " ));
if (FAILED(hr))
return hr;
hr = RegisterCLSIDInCategory(CLSID_SafeItem,
CATID_SafeForInitializing);
if (FAILED(hr))
return hr;
// Mark the control as safe for scripting. hr = CreateComponentCategory(CATID_SafeForScripting,
_T( " Controls safely scriptable! " ));
if (FAILED(hr))
return hr;
hr = RegisterCLSIDInCategory(CLSID_SafeItem,
CATID_SafeForScripting);
if (FAILED(hr))
return hr;
return NOERROR;
}
// DllUnregisterServer - 將項從系統登錄檔中移除
STDAPI DllUnregisterServer( void )
{
HRESULT hr;
AFX_MANAGE_STATE(_afxModuleAddrThis);
// Remove entries from the registry. hr = UnRegisterCLSIDInCategory(CLSID_SafeItem,
CATID_SafeForInitializing);
if (FAILED(hr))
return hr;
hr = UnRegisterCLSIDInCategory(CLSID_SafeItem,
CATID_SafeForScripting);
if (FAILED(hr))
return hr;
if ( ! AfxOleUnregisterTypeLib(_tlid, _wVerMajor, _wVerMinor))
return ResultFromScode(SELFREG_E_TYPELIB);
if ( ! COleObjectFactoryEx::UpdateRegistryAll(FALSE))
return ResultFromScode(SELFREG_E_CLASS);
return NOERROR;
}
#include " CardScan.h "
#include " comcat.h "
#include " strsafe.h "
#include " objsafe.h "
CCardScanApp theApp;
const GUID CDECL BASED_CODE _tlid =
{ 0x29959268 , 0x9729 , 0x458E , { 0xA8 , 0x39 , 0xBB , 0x39 , 0x2E
const WORD _wVerMajor = 1 ;
const WORD _wVerMinor = 0 ;
const CATID CLSID_SafeItem =
{ 0xB548F3C7 , 0x2135 , 0x4242 ,{ 0x92 , 0x0B , 0xA7 , 0xBD , 0xEE , 0x6D , 0x2B , 0xA3 }};
// { 0x36299202, 0x9ef, 0x4abf,{ 0xad, 0xb9, 0x47, 0xc5, 0x99, 0xdb, 0xe7, 0x78}};
// CCardScanApp::InitInstance - DLL 初始化
{
BOOL bInit = COleControlModule::InitInstance();
if (bInit)
{
}
return bInit;
}
// CCardScanApp::ExitInstance - DLL 終止 int CCardScanApp::ExitInstance()
{
return COleControlModule::ExitInstance();
}
HRESULT CreateComponentCategory(CATID catid, CHAR
{
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 size_t len;
// Make sure the provided description is not too long.
// Only copy the first 127 characters if it is.
// The second parameter of StringCchLength is the maximum
// number of characters that may be read into catDescription.
// There must be room for a NULL-terminator. The third parameter
// contains the number of characters excluding the NULL-terminator. hr = StringCchLength(catDescription, STRSAFE_MAX_CCH, & len);
if (SUCCEEDED(hr))
{
if (len > 127 )
{
len = 127 ;
}
}
else
{
// TODO: Write an error handler; }
// The second parameter of StringCchCopy is 128 because you need
// room for a NULL-terminator. hr = StringCchCopy(COLE2T(catinfo.szDescription), len + 1 , catDescription);
// Make sure the description is null terminated. catinfo.szDescription[len + 1 ] = ' \0 ' ;
hr = pcr -> RegisterCategories( 1 , & catinfo);
pcr -> Release();
return hr;
}
// HRESULT RegisterCLSIDInCategory -
// Register your component categories information 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 - Remove entries from the registry 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;
}
// DllRegisterServer - 將項新增到系統登錄檔
STDAPI DllRegisterServer( void )
{
HRESULT hr;
AFX_MANAGE_STATE(_afxModuleAddrThis);
if ( ! AfxOleRegisterTypeLib(AfxGetInstanceHandle(), _tlid))
return ResultFromScode(SELFREG_E_TYPELIB);
if ( ! COleObjectFactoryEx::UpdateRegistryAll(TRUE))
return ResultFromScode(SELFREG_E_CLASS);
// Mark the control as safe for initializing. hr = CreateComponentCategory(CATID_SafeForInitializing,
_T( " Controls safely initializable from persistent data! " ));
if (FAILED(hr))
return hr;
hr = RegisterCLSIDInCategory(CLSID_SafeItem,
CATID_SafeForInitializing);
if (FAILED(hr))
return hr;
// Mark the control as safe for scripting. hr = CreateComponentCategory(CATID_SafeForScripting,
_T( " Controls safely scriptable! " ));
if (FAILED(hr))
return hr;
hr = RegisterCLSIDInCategory(CLSID_SafeItem,
CATID_SafeForScripting);
if (FAILED(hr))
return hr;
return NOERROR;
}
// DllUnregisterServer - 將項從系統登錄檔中移除
STDAPI DllUnregisterServer( void )
{
HRESULT hr;
AFX_MANAGE_STATE(_afxModuleAddrThis);
// Remove entries from the registry. hr = UnRegisterCLSIDInCategory(CLSID_SafeItem,
CATID_SafeForInitializing);
if (FAILED(hr))
return hr;
hr = UnRegisterCLSIDInCategory(CLSID_SafeItem,
CATID_SafeForScripting);
if (FAILED(hr))
return hr;
if ( ! AfxOleUnregisterTypeLib(_tlid, _wVerMajor, _wVerMinor))
return ResultFromScode(SELFREG_E_TYPELIB);
if ( ! COleObjectFactoryEx::UpdateRegistryAll(FALSE))
return ResultFromScode(SELFREG_E_CLASS);
return NOERROR;
}