pjs/content/base/public/nsINameSpace.h

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (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/NPL/
*
* 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 Netscape are Copyright (C) 1998
* Netscape Communications Corporation. All Rights Reserved.
*/
#ifndef nsINameSpace_h___
#define nsINameSpace_h___
#include "nsISupports.h"
#include "nslayout.h"
class nsIAtom;
class nsString;
class nsINameSpaceManager;
#define NS_INAMESPACE_IID \
{ 0xa6cf90d4, 0x15b3, 0x11d2, \
{0x93, 0x2e, 0x00, 0x80, 0x5f, 0x8a, 0xdd, 0x32}}
/**
* 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 and its Manager.
*
*/
class nsINameSpace : public nsISupports {
public:
NS_IMETHOD GetNameSpaceManager(nsINameSpaceManager*& aManager) const = 0;
// Get data of this name space
NS_IMETHOD GetNameSpaceID(PRInt32& aID) const = 0;
NS_IMETHOD GetNameSpaceURI(nsString& aURI) const = 0;
NS_IMETHOD GetNameSpacePrefix(nsIAtom*& aPrefix) const = 0;
NS_IMETHOD GetParentNameSpace(nsINameSpace*& aParent) 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 nsString& aURI,
nsINameSpace*& aChildNameSpace) = 0;
};
#endif // nsINameSpace_h___