pjs/dom/public/nsIScriptContextOwner.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 "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 nsIScriptContextOwner_h__
#define nsIScriptContextOwner_h__
#include "nscore.h"
#include "nsISupports.h"
#include "nsIScriptContext.h"
class nsIScriptContext;
#define NS_ISCRIPTCONTEXTOWNER_IID \
{ /* a94ec640-0bba-11d2-b326-00805f8a3859 */ \
0xa94ec640, 0x0bba, 0x11d2, \
{0xb3, 0x26, 0x00, 0x80, 0x5f, 0x8a, 0x38, 0x59} }
/**
* Implemented by any object capable of supplying a nsIScriptContext.
* The implentor may create the script context on demand and is
* allowed (though not expected) to throw it away on release.
*/
class nsIScriptContextOwner : public nsISupports {
public:
static const nsIID& IID() { static nsIID iid = NS_ISCRIPTCONTEXTOWNER_IID; return iid; }
/**
* Returns a script context. The assumption is that the
* script context has an associated script global object and
* is ready for script evaluation.
*/
NS_IMETHOD GetScriptContext(nsIScriptContext **aContext) = 0;
/**
* Returns the script global object
*/
NS_IMETHOD GetScriptGlobalObject(nsIScriptGlobalObject **aGlobal) = 0;
/**
* Called to indicate that the script context is no longer needed.
* The caller should <B>not</B> also call the context's Release()
* method.
*/
NS_IMETHOD ReleaseScriptContext(nsIScriptContext *aContext) = 0;
};
#endif // nsIScriptContextOwner_h__