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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* The contents of this file are subject to the Netscape Public License
* Version 1.1 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
#ifndef nsComponentManagerUtils_h__
#define nsComponentManagerUtils_h__
/*
* Do not include this file directly. Instead,
* |#include "nsIComponentManager.h"|.
*/
#ifndef nsCOMPtr_h__
#include "nsCOMPtr.h"
#endif
#ifndef nsComponentManagerObsolete_h___
#include "nsComponentManagerObsolete.h"
#endif
#define NS_COMPONENTMANAGER_CID \
{ /* 91775d60-d5dc-11d2-92fb-00e09805570f */ \
0x91775d60, \
0xd5dc, \
0x11d2, \
{0x92, 0xfb, 0x00, 0xe0, 0x98, 0x05, 0x57, 0x0f} \
}
class NS_COM nsCreateInstanceByCID : public nsCOMPtr_helper
{
public:
nsCreateInstanceByCID( const nsCID& aCID, nsISupports* aOuter, nsresult* aErrorPtr )
: mCID(aCID),
mOuter(aOuter),
mErrorPtr(aErrorPtr)
{
// nothing else to do here
}
virtual nsresult operator()( const nsIID&, void** ) const;
private:
const nsCID& mCID;
nsISupports* mOuter;
nsresult* mErrorPtr;
};
class NS_COM nsCreateInstanceByContractID : public nsCOMPtr_helper
{
public:
nsCreateInstanceByContractID( const char* aContractID, nsISupports* aOuter, nsresult* aErrorPtr )
: mContractID(aContractID),
mOuter(aOuter),
mErrorPtr(aErrorPtr)
{
// nothing else to do here
}
virtual nsresult operator()( const nsIID&, void** ) const;
private:
const char* mContractID;
nsISupports* mOuter;
nsresult* mErrorPtr;
};
inline
const nsCreateInstanceByCID
do_CreateInstance( const nsCID& aCID, nsresult* error = 0 )
{
return nsCreateInstanceByCID(aCID, 0, error);
}
inline
const nsCreateInstanceByCID
do_CreateInstance( const nsCID& aCID, nsISupports* aOuter, nsresult* error = 0 )
{
return nsCreateInstanceByCID(aCID, aOuter, error);
}
inline
const nsCreateInstanceByContractID
do_CreateInstance( const char* aContractID, nsresult* error = 0 )
{
return nsCreateInstanceByContractID(aContractID, 0, error);
}
inline
const nsCreateInstanceByContractID
do_CreateInstance( const char* aContractID, nsISupports* aOuter, nsresult* error = 0 )
{
return nsCreateInstanceByContractID(aContractID, aOuter, error);
}
// type-safe shortcuts for calling |CreateInstance|
template <class DestinationType>
inline
nsresult
CallCreateInstance( const nsCID &aClass,
nsISupports *aDelegate,
DestinationType** aDestination )
{
NS_PRECONDITION(aDestination, "null parameter");
return nsComponentManager::CreateInstance(aClass, aDelegate,
NS_GET_IID(DestinationType),
NS_REINTERPRET_CAST(void**, aDestination));
}
template <class DestinationType>
inline
nsresult
CallCreateInstance( const nsCID &aClass,
DestinationType** aDestination )
{
NS_PRECONDITION(aDestination, "null parameter");
return nsComponentManager::CreateInstance(aClass, nsnull,
NS_GET_IID(DestinationType),
NS_REINTERPRET_CAST(void**, aDestination));
}
template <class DestinationType>
inline
nsresult
CallCreateInstance( const char *aContractID,
nsISupports *aDelegate,
DestinationType** aDestination )
{
NS_PRECONDITION(aContractID, "null parameter");
NS_PRECONDITION(aDestination, "null parameter");
return nsComponentManager::CreateInstance(aContractID,
aDelegate,
NS_GET_IID(DestinationType),
NS_REINTERPRET_CAST(void**, aDestination));
}
template <class DestinationType>
inline
nsresult
CallCreateInstance( const char *aContractID,
DestinationType** aDestination )
{
NS_PRECONDITION(aContractID, "null parameter");
NS_PRECONDITION(aDestination, "null parameter");
return nsComponentManager::CreateInstance(aContractID, nsnull,
NS_GET_IID(DestinationType),
NS_REINTERPRET_CAST(void**, aDestination));
}
/* keys for registry use */
extern const char xpcomKeyName[];
extern const char xpcomComponentsKeyName[];
extern const char lastModValueName[];
extern const char fileSizeValueName[];
extern const char nativeComponentType[];
extern const char staticComponentType[];
#endif /* nsComponentManagerUtils_h__ */
|
