gecko-dev/xpcom/ds/nsIPageManager.h
1999-05-27 22:47:27 +00:00

58 lines
2.1 KiB
C++

/* -*- Mode: C++; tab-width: 2; 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 nsIPageManager_h__
#define nsIPageManager_h__
#include "nsISupports.h"
#define NS_PAGEMGR_PAGE_BITS 12 // 4k pages
#define NS_PAGEMGR_PAGE_SIZE (1 << NS_PAGEMGR_PAGE_BITS)
#define NS_PAGEMGR_PAGE_MASK (NS_PAGEMGR_PAGE_SIZE - 1)
#define NS_PAGEMGR_PAGE_COUNT(bytes) (((bytes) + NS_PAGEMGR_PAGE_MASK) >> NS_PAGEMGR_PAGE_BITS)
#define NS_IPAGEMANAGER_IID \
{ /* bea98210-fb7b-11d2-9324-00104ba0fd40 */ \
0xbea98210, \
0xfb7b, \
0x11d2, \
{0x93, 0x24, 0x00, 0x10, 0x4b, 0xa0, 0xfd, 0x40} \
}
#define NS_PAGEMANAGER_CID \
{ /* cac907e0-fb7b-11d2-9324-00104ba0fd40 */ \
0xcac907e0, \
0xfb7b, \
0x11d2, \
{0x93, 0x24, 0x00, 0x10, 0x4b, 0xa0, 0xfd, 0x40} \
}
#define NS_PAGEMANAGER_PROGID "component://netscape/page-manager"
#define NS_PAGEMANAGER_CLASSNAME "Page Manager"
class nsIPageManager : public nsISupports {
public:
NS_DEFINE_STATIC_IID_ACCESSOR(NS_IPAGEMANAGER_IID);
NS_IMETHOD AllocPages(PRUint32 pageCount, void* *result) = 0;
NS_IMETHOD DeallocPages(PRUint32 pageCount, void* pages) = 0;
};
#endif // nsIPageManager_h__