mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-12-28 11:28:38 +00:00
61 lines
2.0 KiB
C++
61 lines
2.0 KiB
C++
/* -*- 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 1.0 (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 nsGenericFactory_h___
|
|
#define nsGenericFactory_h___
|
|
|
|
#include "nsIGenericFactory.h"
|
|
|
|
/**
|
|
* Most factories follow this simple pattern, so why not just use a function pointer
|
|
* for most creation operations?
|
|
*/
|
|
class nsGenericFactory : public nsIGenericFactory {
|
|
public:
|
|
static const nsCID& CID() { static nsCID cid = NS_GENERICFACTORY_CID; return cid; }
|
|
|
|
nsGenericFactory(ConstructorProcPtr constructor = NULL);
|
|
virtual ~nsGenericFactory();
|
|
|
|
NS_DECL_ISUPPORTS
|
|
|
|
NS_IMETHOD CreateInstance(nsISupports *aOuter, REFNSIID aIID, void **aResult);
|
|
|
|
NS_IMETHOD LockFactory(PRBool aLock);
|
|
|
|
/**
|
|
* Establishes the generic factory's constructor function, which will be called
|
|
* by CreateInstance.
|
|
*/
|
|
NS_IMETHOD SetConstructor(ConstructorProcPtr constructor);
|
|
|
|
/**
|
|
* Establishes the generic factory's destructor function, which will be called
|
|
* whe the generic factory is deleted. This is used to notify the DLL that
|
|
* an instance of one of its generic factories is going away.
|
|
*/
|
|
NS_IMETHOD SetDestructor(DestructorProcPtr destructor);
|
|
|
|
static NS_METHOD Create(nsISupports* outer, const nsIID& aIID, void* *aInstancePtr);
|
|
private:
|
|
ConstructorProcPtr mConstructor;
|
|
DestructorProcPtr mDestructor;
|
|
};
|
|
|
|
#endif /* nsGenericFactory_h___ */
|