gecko-dev/xpcom/components/ModuleLoader.h
2012-05-21 12:12:37 +01:00

44 lines
1.4 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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_ModuleLoader_h
#define mozilla_ModuleLoader_h
#include "nsISupports.h"
#include "mozilla/Module.h"
#include "mozilla/FileLocation.h"
#define MOZILLA_MODULELOADER_PSEUDO_IID \
{ 0xD951A8CE, 0x6E9F, 0x464F, \
{ 0x8A, 0xC8, 0x14, 0x61, 0xC0, 0xD3, 0x63, 0xC8 } }
namespace mozilla {
/**
* Module loaders are responsible for loading a component file. The static
* component loader is special and does not use this abstract interface.
*
* @note Implementations of this interface should be threadsafe,
* methods may be called from any thread.
*/
class ModuleLoader : public nsISupports
{
public:
NS_DECLARE_STATIC_IID_ACCESSOR(MOZILLA_MODULELOADER_PSEUDO_IID)
/**
* Return the module for a specified file. The caller should cache
* the module: the implementer should not expect for the same file
* to be loaded multiple times. The Module object should either be
* statically or permanently allocated; it will not be freed.
*/
virtual const Module* LoadModule(mozilla::FileLocation &aFile) = 0;
};
NS_DEFINE_STATIC_IID_ACCESSOR(ModuleLoader, MOZILLA_MODULELOADER_PSEUDO_IID)
} // namespace mozilla
#endif // mozilla_ModuleLoader_h