mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-05 08:35:26 +00:00
135 lines
7.5 KiB
C++
135 lines
7.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#ifndef mozilla_GenericModule_h
|
|
#define mozilla_GenericModule_h
|
|
|
|
#include "mozilla/Attributes.h"
|
|
#include "mozilla/Module.h"
|
|
|
|
#define NS_GENERIC_FACTORY_CONSTRUCTOR(_InstanceClass) \
|
|
static nsresult \
|
|
_InstanceClass##Constructor(nsISupports *aOuter, REFNSIID aIID, \
|
|
void **aResult) \
|
|
{ \
|
|
nsresult rv; \
|
|
\
|
|
_InstanceClass * inst; \
|
|
\
|
|
*aResult = nullptr; \
|
|
if (nullptr != aOuter) { \
|
|
rv = NS_ERROR_NO_AGGREGATION; \
|
|
return rv; \
|
|
} \
|
|
\
|
|
inst = new _InstanceClass(); \
|
|
if (nullptr == inst) { \
|
|
rv = NS_ERROR_OUT_OF_MEMORY; \
|
|
return rv; \
|
|
} \
|
|
NS_ADDREF(inst); \
|
|
rv = inst->QueryInterface(aIID, aResult); \
|
|
NS_RELEASE(inst); \
|
|
\
|
|
return rv; \
|
|
}
|
|
|
|
#define NS_GENERIC_FACTORY_CONSTRUCTOR_INIT(_InstanceClass, _InitMethod) \
|
|
static nsresult \
|
|
_InstanceClass##Constructor(nsISupports *aOuter, REFNSIID aIID, \
|
|
void **aResult) \
|
|
{ \
|
|
nsresult rv; \
|
|
\
|
|
_InstanceClass * inst; \
|
|
\
|
|
*aResult = nullptr; \
|
|
if (nullptr != aOuter) { \
|
|
rv = NS_ERROR_NO_AGGREGATION; \
|
|
return rv; \
|
|
} \
|
|
\
|
|
inst = new _InstanceClass(); \
|
|
if (nullptr == inst) { \
|
|
rv = NS_ERROR_OUT_OF_MEMORY; \
|
|
return rv; \
|
|
} \
|
|
NS_ADDREF(inst); \
|
|
rv = inst->_InitMethod(); \
|
|
if(NS_SUCCEEDED(rv)) { \
|
|
rv = inst->QueryInterface(aIID, aResult); \
|
|
} \
|
|
NS_RELEASE(inst); \
|
|
\
|
|
return rv; \
|
|
}
|
|
|
|
// 'Constructor' that uses an existing getter function that gets a singleton.
|
|
// NOTE: assumes that getter does an AddRef - so additional AddRef is not done.
|
|
#define NS_GENERIC_FACTORY_SINGLETON_CONSTRUCTOR(_InstanceClass, _GetterProc) \
|
|
static nsresult \
|
|
_InstanceClass##Constructor(nsISupports *aOuter, REFNSIID aIID, \
|
|
void **aResult) \
|
|
{ \
|
|
nsresult rv; \
|
|
\
|
|
_InstanceClass * inst; \
|
|
\
|
|
*aResult = nullptr; \
|
|
if (nullptr != aOuter) { \
|
|
rv = NS_ERROR_NO_AGGREGATION; \
|
|
return rv; \
|
|
} \
|
|
\
|
|
inst = already_AddRefed<_InstanceClass>(_GetterProc()).take(); \
|
|
if (nullptr == inst) { \
|
|
rv = NS_ERROR_OUT_OF_MEMORY; \
|
|
return rv; \
|
|
} \
|
|
/* NS_ADDREF(inst); */ \
|
|
rv = inst->QueryInterface(aIID, aResult); \
|
|
NS_RELEASE(inst); \
|
|
\
|
|
return rv; \
|
|
}
|
|
|
|
#ifndef MOZILLA_INTERNAL_API
|
|
|
|
#include "nsIModule.h"
|
|
#include "nsISupportsUtils.h"
|
|
|
|
namespace mozilla {
|
|
|
|
class GenericModule MOZ_FINAL : public nsIModule
|
|
{
|
|
~GenericModule() {}
|
|
|
|
public:
|
|
explicit GenericModule(const mozilla::Module* aData) : mData(aData) {}
|
|
|
|
NS_DECL_THREADSAFE_ISUPPORTS
|
|
NS_DECL_NSIMODULE
|
|
|
|
private:
|
|
const mozilla::Module* mData;
|
|
};
|
|
|
|
} // namespace mozilla
|
|
|
|
#define NS_IMPL_MOZILLA192_NSGETMODULE(module) \
|
|
extern "C" NS_EXPORT nsresult \
|
|
NSGetModule(nsIComponentManager* aCompMgr, \
|
|
nsIFile* aLocation, \
|
|
nsIModule** aResult) \
|
|
{ \
|
|
*aResult = new mozilla::GenericModule(module); \
|
|
NS_ADDREF(*aResult); \
|
|
return NS_OK; \
|
|
}
|
|
|
|
#endif
|
|
|
|
#endif // mozilla_GenericModule_h
|