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C++ MutableHandle::value方法代码示例

本文整理汇总了C++中MutableHandle::value方法的典型用法代码示例。如果您正苦于以下问题：C++ MutableHandle::value方法的具体用法？C++ MutableHandle::value怎么用？C++ MutableHandle::value使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类MutableHandle的用法示例。


在下文中一共展示了MutableHandle::value方法的9个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: value

bool
JSCompartment::wrap(JSContext *cx, MutableHandle<PropDesc> desc)
{
    if (desc.isUndefined())
        return true;

    JSCompartment *comp = cx->compartment();

    if (desc.hasValue()) {
        RootedValue value(cx, desc.value());
        if (!comp->wrap(cx, &value))
            return false;
        desc.setValue(value);
    }
    if (desc.hasGet()) {
        RootedValue get(cx, desc.getterValue());
        if (!comp->wrap(cx, &get))
            return false;
        desc.setGetter(get);
    }
    if (desc.hasSet()) {
        RootedValue set(cx, desc.setterValue());
        if (!comp->wrap(cx, &set))
            return false;
        desc.setSetter(set);
    }
    return true;
}
开发者ID:fatman2021，项目名称:gecko-dev，代码行数:28，代码来源:jscompartment.cpp

示例2: getOwnPropertyDescriptor

bool
WaiveXrayWrapper::getOwnPropertyDescriptor(JSContext* cx, HandleObject wrapper, HandleId id,
                                           MutableHandle<PropertyDescriptor> desc) const
{
    return CrossCompartmentWrapper::getOwnPropertyDescriptor(cx, wrapper, id, desc) &&
           WrapperFactory::WaiveXrayAndWrap(cx, desc.value()) && WaiveAccessors(cx, desc);
}
开发者ID:luke-chang，项目名称:gecko-1，代码行数:7，代码来源:WaiveXrayWrapper.cpp

示例3: if

bool
JavaScriptShared::toDescriptor(JSContext* cx, const PPropertyDescriptor& in,
                               MutableHandle<JSPropertyDescriptor> out)
{
    out.setAttributes(in.attrs());
    if (!fromVariant(cx, in.value(), out.value()))
        return false;
    out.object().set(fromObjectOrNullVariant(cx, in.obj()));

    if (in.getter().type() == GetterSetter::Tuint64_t && !in.getter().get_uint64_t()) {
        out.setGetter(nullptr);
    } else if (in.attrs() & JSPROP_GETTER) {
        Rooted<JSObject*> getter(cx);
        getter = fromObjectVariant(cx, in.getter().get_ObjectVariant());
        if (!getter)
            return false;
        out.setGetter(JS_DATA_TO_FUNC_PTR(JSGetterOp, getter.get()));
    } else {
        out.setGetter(UnknownPropertyStub);
    }

    if (in.setter().type() == GetterSetter::Tuint64_t && !in.setter().get_uint64_t()) {
        out.setSetter(nullptr);
    } else if (in.attrs() & JSPROP_SETTER) {
        Rooted<JSObject*> setter(cx);
        setter = fromObjectVariant(cx, in.setter().get_ObjectVariant());
        if (!setter)
            return false;
        out.setSetter(JS_DATA_TO_FUNC_PTR(JSSetterOp, setter.get()));
    } else {
        out.setSetter(UnknownStrictPropertyStub);
    }

    return true;
}
开发者ID:AtulKumar2，项目名称:gecko-dev，代码行数:35，代码来源:JavaScriptShared.cpp

示例4: Throw

bool
js::SetPropertyIgnoringNamedGetter(JSContext* cx, const BaseProxyHandler* handler,
                                   HandleObject proxy, HandleObject receiver,
                                   HandleId id, MutableHandle<PropertyDescriptor> desc,
                                   bool descIsOwn, bool strict, MutableHandleValue vp)
{
    /* The control-flow here differs from ::get() because of the fall-through case below. */
    MOZ_ASSERT_IF(descIsOwn, desc.object());
    if (desc.object()) {
        MOZ_ASSERT(desc.getter() != JS_PropertyStub);
        MOZ_ASSERT(desc.setter() != JS_StrictPropertyStub);

        // Check for read-only properties.
        if (desc.isReadonly()) {
            if (strict)
                return Throw(cx, id, descIsOwn ? JSMSG_READ_ONLY : JSMSG_CANT_REDEFINE_PROP);
            return true;
        }

        if (desc.hasSetterObject() || desc.setter()) {
            if (!CallSetter(cx, receiver, id, desc.setter(), desc.attributes(), strict, vp))
                return false;
            if (!proxy->is<ProxyObject>() || proxy->as<ProxyObject>().handler() != handler)
                return true;
            if (desc.isShared())
                return true;
        }
        desc.value().set(vp.get());

        if (descIsOwn) {
            MOZ_ASSERT(desc.object() == proxy);
            return handler->defineProperty(cx, proxy, id, desc);
        }
        return DefineProperty(cx, receiver, id, desc.value(),
                              desc.getter(), desc.setter(), desc.attributes());
    }
    desc.object().set(receiver);
    desc.value().set(vp.get());
    desc.setAttributes(JSPROP_ENUMERATE);
    desc.setGetter(nullptr);
    desc.setSetter(nullptr); // Pick up the class getter/setter.
    return DefineProperty(cx, receiver, id, desc.value(), nullptr, nullptr, JSPROP_ENUMERATE);
}
开发者ID:CeperaCPP，项目名称:mongo，代码行数:43，代码来源:BaseProxyHandler.cpp

示例5: target

bool
DirectProxyHandler::defineProperty(JSContext *cx, HandleObject proxy, HandleId id,
                                   MutableHandle<PropertyDescriptor> desc) const
{
    assertEnteredPolicy(cx, proxy, id, SET);
    RootedObject target(cx, proxy->as<ProxyObject>().target());
    RootedValue v(cx, desc.value());
    return CheckDefineProperty(cx, target, id, v, desc.attributes(), desc.getter(), desc.setter()) &&
           JS_DefinePropertyById(cx, target, id, v, desc.attributes(), desc.getter(), desc.setter());
}
开发者ID:L2-D2，项目名称:gecko-dev，代码行数:10，代码来源:DirectProxyHandler.cpp

示例6: wrap

bool
JSCompartment::wrap(JSContext* cx, MutableHandle<PropertyDescriptor> desc)
{
    if (!wrap(cx, desc.object()))
        return false;

    if (desc.hasGetterObject()) {
        if (!wrap(cx, desc.getterObject()))
            return false;
    }
    if (desc.hasSetterObject()) {
        if (!wrap(cx, desc.setterObject()))
            return false;
    }

    return wrap(cx, desc.value());
}
开发者ID:ollie314，项目名称:gecko-dev，代码行数:17，代码来源:jscompartment.cpp

示例7: if

bool
JavaScriptShared::toDescriptor(JSContext *cx, const PPropertyDescriptor &in,
                               MutableHandle<JSPropertyDescriptor> out)
{
    out.setAttributes(in.attrs());
    out.setShortId(in.shortid());
    if (!toValue(cx, in.value(), out.value()))
        return false;
    Rooted<JSObject*> obj(cx);
    if (!unwrap(cx, in.objId(), &obj))
        return false;
    out.object().set(obj);

    if (!in.getter()) {
        out.setGetter(nullptr);
    } else if (in.attrs() & JSPROP_GETTER) {
        Rooted<JSObject*> getter(cx);
        if (!unwrap(cx, in.getter(), &getter))
            return false;
        out.setGetter(JS_DATA_TO_FUNC_PTR(JSPropertyOp, getter.get()));
    } else {
        if (in.getter() == DefaultPropertyOp)
            out.setGetter(JS_PropertyStub);
        else
            out.setGetter(UnknownPropertyStub);
    }

    if (!in.setter()) {
        out.setSetter(nullptr);
    } else if (in.attrs() & JSPROP_SETTER) {
        Rooted<JSObject*> setter(cx);
        if (!unwrap(cx, in.setter(), &setter))
            return false;
        out.setSetter(JS_DATA_TO_FUNC_PTR(JSStrictPropertyOp, setter.get()));
    } else {
        if (in.setter() == DefaultPropertyOp)
            out.setSetter(JS_StrictPropertyStub);
        else if (in.setter() == GetterOnlyPropertyStub)
            out.setSetter(js_GetterOnlyPropertyStub);
        else
            out.setSetter(UnknownStrictPropertyStub);
    }

    return true;
}
开发者ID:Jaxo，项目名称:releases-mozilla-central，代码行数:45，代码来源:JavaScriptShared.cpp

示例8: impl

    bool impl(JSContext *cx, HandleObject proxy, HandleId id,
              MutableHandle<JSPropertyDescriptor> desc, bool ownOnly) const
    {
        if (JSID_IS_STRING(id)) {
            bool match;
            if (!JS_StringEqualsAscii(cx, JSID_TO_STRING(id), "phantom", &match))
                return false;
            if (match) {
                desc.object().set(proxy);
                desc.attributesRef() = JSPROP_READONLY | JSPROP_ENUMERATE;
                desc.value().setInt32(42);
                return true;
            }
        }

        if (ownOnly)
            return DirectProxyHandler::getOwnPropertyDescriptor(cx, proxy, id, desc);
        return DirectProxyHandler::getPropertyDescriptor(cx, proxy, id, desc);
    }
开发者ID:mmatyas，项目名称:mozjs，代码行数:19，代码来源:testSetPropertyIgnoringNamedGetter.cpp

示例9: defineGeneric

bool
js::SetPropertyIgnoringNamedGetter(JSContext *cx, const BaseProxyHandler *handler,
                                   HandleObject proxy, HandleObject receiver,
                                   HandleId id, MutableHandle<PropertyDescriptor> desc,
                                   bool descIsOwn, bool strict, MutableHandleValue vp)
{
    /* The control-flow here differs from ::get() because of the fall-through case below. */
    if (descIsOwn) {
        MOZ_ASSERT(desc.object());

        // Check for read-only properties.
        if (desc.isReadonly())
            return strict ? Throw(cx, id, JSMSG_READ_ONLY) : true;
        if (!desc.setter()) {
            // Be wary of the odd explicit undefined setter case possible through
            // Object.defineProperty.
            if (!desc.hasSetterObject())
                desc.setSetter(JS_StrictPropertyStub);
        } else if (desc.hasSetterObject() || desc.setter() != JS_StrictPropertyStub) {
            if (!CallSetter(cx, receiver, id, desc.setter(), desc.attributes(), strict, vp))
                return false;
            if (!proxy->is<ProxyObject>() || proxy->as<ProxyObject>().handler() != handler)
                return true;
            if (desc.isShared())
                return true;
        }
        if (!desc.getter()) {
            // Same as above for the null setter case.
            if (!desc.hasGetterObject())
                desc.setGetter(JS_PropertyStub);
        }
        desc.value().set(vp.get());
        return handler->defineProperty(cx, receiver, id, desc);
    }
    if (desc.object()) {
        // Check for read-only properties.
        if (desc.isReadonly())
            return strict ? Throw(cx, id, JSMSG_CANT_REDEFINE_PROP) : true;
        if (!desc.setter()) {
            // Be wary of the odd explicit undefined setter case possible through
            // Object.defineProperty.
            if (!desc.hasSetterObject())
                desc.setSetter(JS_StrictPropertyStub);
        } else if (desc.hasSetterObject() || desc.setter() != JS_StrictPropertyStub) {
            if (!CallSetter(cx, receiver, id, desc.setter(), desc.attributes(), strict, vp))
                return false;
            if (!proxy->is<ProxyObject>() || proxy->as<ProxyObject>().handler() != handler)
                return true;
            if (desc.isShared())
                return true;
        }
        if (!desc.getter()) {
            // Same as above for the null setter case.
            if (!desc.hasGetterObject())
                desc.setGetter(JS_PropertyStub);
        }
        desc.value().set(vp.get());
        return JSObject::defineGeneric(cx, receiver, id, desc.value(),
                                       desc.getter(), desc.setter(), desc.attributes());
    }
    desc.object().set(receiver);
    desc.value().set(vp.get());
    desc.setAttributes(JSPROP_ENUMERATE);
    desc.setGetter(nullptr);
    desc.setSetter(nullptr); // Pick up the class getter/setter.
    return JSObject::defineGeneric(cx, receiver, id, desc.value(), nullptr, nullptr,
                                   JSPROP_ENUMERATE);
}
开发者ID:msliu，项目名称:gecko-dev，代码行数:68，代码来源:BaseProxyHandler.cpp


注：本文中的MutableHandle::value方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。