nsDOMJSUtils.h (1063B)
1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ 2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */ 3 /* This Source Code Form is subject to the terms of the Mozilla Public 4 * License, v. 2.0. If a copy of the MPL was not distributed with this 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 6 7 #ifndef nsDOMJSUtils_h__ 8 #define nsDOMJSUtils_h__ 9 10 #include "js/TypeDecls.h" 11 #include "nscore.h" 12 13 class nsIJSArgArray; 14 15 // A factory function for turning a JS::Value argv into an nsIArray 16 // but also supports an effecient way of extracting the original argv. 17 // The resulting object will take a copy of the array, and ensure each 18 // element is rooted. 19 // Optionally, aArgv may be nullptr, in which case the array is allocated and 20 // rooted, but all items remain nullptr. This presumably means the caller 21 // will then QI us for nsIJSArgArray, and set our array elements. 22 nsresult NS_CreateJSArgv(JSContext* aContext, uint32_t aArgc, 23 const JS::Value* aArgv, nsIJSArgArray** aArray); 24 25 #endif // nsDOMJSUtils_h__