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34 lines
1.0 KiB
C++
34 lines
1.0 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/CallbackInterface.h"
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#include "jsapi.h"
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#include "mozilla/dom/BindingUtils.h"
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#include "nsPrintfCString.h"
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namespace mozilla {
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namespace dom {
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bool
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CallbackInterface::GetCallableProperty(JSContext* cx, const char* aPropName,
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JS::MutableHandle<JS::Value> aCallable)
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{
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if (!JS_GetProperty(cx, mCallback, aPropName, aCallable.address())) {
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return false;
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}
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if (!aCallable.isObject() ||
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!JS_ObjectIsCallable(cx, &aCallable.toObject())) {
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nsPrintfCString description("Property '%s'", aPropName);
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ThrowErrorMessage(cx, MSG_NOT_CALLABLE, description.get());
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return false;
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}
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return true;
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}
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} // namespace dom
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} // namespace mozilla
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