gecko-dev/xpcom/ds/nsPersistentProperties.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 1.1 (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/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.org 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.
*
* Contributor(s):
*/
#ifndef nsPersistentProperties_h___
#define nsPersistentProperties_h___
#include "nsIPersistentProperties2.h"
class nsIUnicharInputStream;
class nsPersistentProperties : public nsIPersistentProperties
{
public:
nsPersistentProperties();
virtual ~nsPersistentProperties();
NS_DECL_ISUPPORTS
NS_DECL_NSIPROPERTIES
// nsIPersistentProperties methods:
NS_IMETHOD Load(nsIInputStream* aIn);
NS_IMETHOD Save(nsIOutputStream* aOut, const nsString& aHeader);
NS_IMETHOD Subclass(nsIPersistentProperties* aSubclass);
NS_IMETHOD EnumerateProperties(nsIBidirectionalEnumerator* *aResult);
NS_IMETHOD SimpleEnumerateProperties(nsISimpleEnumerator** aResult);
// XXX these 2 methods will be subsumed by the ones from
// nsIProperties once we figure this all out
NS_IMETHOD GetStringProperty(const nsString& aKey, nsString& aValue);
NS_IMETHOD SetStringProperty(const nsString& aKey, nsString& aNewValue,
nsString& aOldValue);
// nsPersistentProperties methods:
PRInt32 Read();
PRInt32 SkipLine(PRInt32 c);
PRInt32 SkipWhiteSpace(PRInt32 c);
static NS_METHOD
Create(nsISupports *aOuter, REFNSIID aIID, void **aResult);
protected:
nsIUnicharInputStream* mIn;
nsIPersistentProperties* mSubclass;
struct PLHashTable* mTable;
};
class nsPropertyElement : public nsIPropertyElement
{
public:
nsPropertyElement();
virtual ~nsPropertyElement();
NS_DECL_ISUPPORTS
static NS_METHOD
Create(nsISupports *aOuter, REFNSIID aIID, void **aResult);
// nsIPropertyElement methods:
NS_IMETHOD GetKey(PRUnichar **aReturnKey);
NS_IMETHOD GetValue(PRUnichar **aReturnValue);
NS_IMETHOD SetKey(nsString* aKey);
NS_IMETHOD SetValue(nsString* aValue);
protected:
nsString* mKey;
nsString* mValue;
};
#endif /* nsPersistentProperties_h___ */