gecko-dev/content/base/public/nsINameSpace.h
2004-12-15 15:37:23 +00:00

79 lines
3.1 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Communicator client code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
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*
* ***** END LICENSE BLOCK ***** */
#ifndef nsINameSpace_h___
#define nsINameSpace_h___
#include "nsISupports.h"
class nsIAtom;
#define NS_INAMESPACE_IID \
{ 0x72022492, 0x0fdf, 0x11d9, \
{ 0xa3, 0x76, 0x00, 0x0a, 0x95, 0xdc, 0x23, 0x4c } }
/**
* A nsINameSpace registers the NameSpace URI with the NameSpaceManager
* (creating or finding an ID), and manages the relationship between
* the NameSpace ID and the (optional) Prefix.
*
* New NameSpaces are created as a child of an existing NameSpace. Searches
* for NameSpaces based on prefix search up the chain of nested NameSpaces
*
* Each NameSpace keeps a live reference on its parent.
*
*/
class nsINameSpace : public nsISupports {
public:
NS_DEFINE_STATIC_IID_ACCESSOR(NS_INAMESPACE_IID)
// Get data of this name space
NS_IMETHOD GetNameSpaceID(PRInt32* aID) const = 0;
// Find name space within self and parents (not children)
NS_IMETHOD FindNameSpace(nsIAtom* aPrefix, nsINameSpace** aNameSpace) const = 0;
NS_IMETHOD FindNameSpaceID(nsIAtom* aPrefix, PRInt32* aNameSpaceID) const = 0;
NS_IMETHOD FindNameSpacePrefix(PRInt32 aNameSpaceID, nsIAtom** aPrefix) const = 0;
// Create new child name space
NS_IMETHOD CreateChildNameSpace(nsIAtom* aPrefix,
const nsAString& aURI,
nsINameSpace** aChildNameSpace) = 0;
};
#endif // nsINameSpace_h___