gecko/dom/base/nsJSUtils.h

101 lines
3.4 KiB
C
Raw Normal View History

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** 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 nsJSUtils_h__
#define nsJSUtils_h__
/**
* This is not a generated file. It contains common utility functions
* invoked from the JavaScript code generated from IDL interfaces.
* The goal of the utility functions is to cut down on the size of
* the generated code itself.
*/
#include "nsISupports.h"
#include "jsapi.h"
#include "nsString.h"
class nsIDOMEventListener;
class nsIScriptContext;
class nsIScriptGlobalObject;
class nsIPrincipal;
class nsJSUtils
{
public:
static JSBool GetCallingLocation(JSContext* aContext, const char* *aFilename,
PRUint32* aLineno, nsIPrincipal* aPrincipal);
static nsIScriptGlobalObject *GetStaticScriptGlobal(JSContext* aContext,
JSObject* aObj);
static nsIScriptContext *GetStaticScriptContext(JSContext* aContext,
JSObject* aObj);
static nsIScriptGlobalObject *GetDynamicScriptGlobal(JSContext *aContext);
static nsIScriptContext *GetDynamicScriptContext(JSContext *aContext);
};
class nsDependentJSString : public nsDependentString
{
public:
explicit nsDependentJSString(jsval v)
: nsDependentString((PRUnichar *)::JS_GetStringChars(JSVAL_TO_STRING(v)),
::JS_GetStringLength(JSVAL_TO_STRING(v)))
{
}
2010-07-14 23:19:36 -07:00
explicit nsDependentJSString(jsid id)
: nsDependentString((PRUnichar *)::JS_GetStringChars(JSID_TO_STRING(id)),
::JS_GetStringLength(JSID_TO_STRING(id)))
{
}
explicit nsDependentJSString(JSString *str)
: nsDependentString((PRUnichar *)::JS_GetStringChars(str), ::JS_GetStringLength(str))
{
}
~nsDependentJSString()
{
}
};
#endif /* nsJSUtils_h__ */