gecko-dev/dom/public/nsIScriptGlobalObject.h

128 lines
4.6 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 sw=2 et tw=80: */
/* ***** 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/
*
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* 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
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#ifndef nsIScriptGlobalObject_h__
#define nsIScriptGlobalObject_h__
#include "nsISupports.h"
#include "nsEvent.h"
class nsIScriptContext;
class nsIDOMDocument;
class nsIDOMEvent;
class nsPresContext;
class nsIDocShell;
class nsIDOMWindowInternal;
class nsIScriptGlobalObjectOwner;
struct JSObject;
#define NS_ISCRIPTGLOBALOBJECT_IID \
{ 0xd326a211, 0xdc31, 0x45c6, \
{ 0x98, 0x97, 0x22, 0x11, 0xea, 0xbc, 0xd0, 0x1c } }
/**
* The JavaScript specific global object. This often used to store
* per-window global state.
*/
class nsIScriptGlobalObject : public nsISupports
{
public:
NS_DEFINE_STATIC_IID_ACCESSOR(NS_ISCRIPTGLOBALOBJECT_IID)
virtual void SetContext(nsIScriptContext *aContext) = 0;
virtual nsIScriptContext *GetContext() = 0;
virtual nsresult SetNewDocument(nsIDOMDocument *aDocument,
nsISupports *aState,
PRBool aRemoveEventListeners,
PRBool aClearScope) = 0;
virtual void SetDocShell(nsIDocShell *aDocShell) = 0;
virtual nsIDocShell *GetDocShell() = 0;
virtual void SetOpenerWindow(nsIDOMWindowInternal *aOpener)=0;
/**
* Let the script global object know who its owner is.
* The script global object should not addref the owner. It
* will be told when the owner goes away.
* @return NS_OK if the method is successful
*/
virtual void SetGlobalObjectOwner(nsIScriptGlobalObjectOwner* aOwner) = 0;
/**
* Get the owner of the script global object. The method
* addrefs the returned reference according to regular
* XPCOM rules, even though the internal reference itself
* is a "weak" reference.
*/
virtual nsIScriptGlobalObjectOwner *GetGlobalObjectOwner() = 0;
virtual nsresult HandleDOMEvent(nsPresContext* aPresContext,
nsEvent* aEvent,
nsIDOMEvent** aDOMEvent,
PRUint32 aFlags,
nsEventStatus* aEventStatus)=0;
virtual JSObject *GetGlobalJSObject() = 0;
/**
* Called when the global JSObject is finalized
*/
virtual void OnFinalize(JSObject *aJSObject) = 0;
/**
* Called to enable/disable scripts.
*/
virtual void SetScriptsEnabled(PRBool aEnabled, PRBool aFireTimeouts) = 0;
/**
* Set a new arguments array for this window. This will be set on
* the window right away (if there's an existing document) and it
* will also be installed on the window when the next document is
* loaded. If argc is nonzero, argv must be non-null.
*
* @param aArgc the number of args
* @param aArgv the pointer to the args. This may be cast to jsval* and the
* args are found at
* ((jsval*)aArgv)[0], ..., ((jsval*)aArgv)[aArgc - 1]
*/
virtual nsresult SetNewArguments(PRUint32 aArgc, void* aArgv) = 0;
};
#endif