gecko-dev/rdf/util/public/nsRDFResource.h
2004-04-17 18:33:16 +00:00

91 lines
3.1 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** 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.org 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
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef nsRDFResource_h__
#define nsRDFResource_h__
#include "nsCOMPtr.h"
#include "nsIRDFNode.h"
#include "nsIRDFResource.h"
#include "nscore.h"
#include "nsString.h"
#include "rdf.h"
class nsIRDFService;
/**
* This simple base class implements nsIRDFResource, and can be used as a
* superclass for more sophisticated resource implementations.
*/
class nsRDFResource : public nsIRDFResource {
public:
NS_DECL_ISUPPORTS
// nsIRDFNode methods:
NS_IMETHOD EqualsNode(nsIRDFNode* aNode, PRBool* aResult);
// nsIRDFResource methods:
NS_IMETHOD Init(const char* aURI);
NS_IMETHOD GetValue(char* *aURI);
NS_IMETHOD GetValueUTF8(nsACString& aResult);
NS_IMETHOD GetValueConst(const char** aURI);
NS_IMETHOD EqualsString(const char* aURI, PRBool* aResult);
NS_IMETHOD GetDelegate(const char* aKey, REFNSIID aIID, void** aResult);
NS_IMETHOD ReleaseDelegate(const char* aKey);
// nsRDFResource methods:
nsRDFResource(void);
virtual ~nsRDFResource(void);
protected:
static nsIRDFService* gRDFService;
static nsrefcnt gRDFServiceRefCnt;
protected:
nsCString mURI;
struct DelegateEntry {
nsCString mKey;
nsCOMPtr<nsISupports> mDelegate;
DelegateEntry* mNext;
};
DelegateEntry* mDelegates;
};
#endif // nsRDFResource_h__