C++ (Cpp) CallbackMessageの例

コード例 #1

ファイル: WScriptJsrt.cpp プロジェクト: liminzhu/ChakraCore

JsValueRef WScriptJsrt::SetTimeoutCallback(JsValueRef callee, bool isConstructCall, JsValueRef *arguments, unsigned short argumentCount, void *callbackState)
{
    LPCWSTR errorMessage = _u("invalid call to WScript.SetTimeout");

    JsValueRef function;
    JsValueRef timerId;
    unsigned int time;
    double tmp;
    CallbackMessage *msg = nullptr;

    if (argumentCount != 3)
    {
        goto Error;
    }

    function = arguments[1];

    IfJsrtError(ChakraRTInterface::JsNumberToDouble(arguments[2], &tmp));

    time = static_cast<int>(tmp);
    msg = new CallbackMessage(time, function);
    messageQueue->InsertSorted(msg);

#if ENABLE_TTD
    ChakraRTInterface::JsTTDNotifyHostCallbackCreatedOrCanceled(true /*isCreate*/, false /*isCancel*/, false /*isRepeating*/, function, msg->GetId());
#endif

    IfJsrtError(ChakraRTInterface::JsDoubleToNumber(static_cast<double>(msg->GetId()), &timerId));
    return timerId;

Error:
    JsValueRef errorObject;
    JsValueRef errorMessageString;

    ERROR_MESSAGE_TO_STRING(errorCode, errorMessage, errorMessageString);

    if (errorCode != JsNoError)
    {
        errorCode = ChakraRTInterface::JsCreateError(errorMessageString, &errorObject);

        if (errorCode != JsNoError)
        {
            ChakraRTInterface::JsSetException(errorObject);
        }
    }

    return JS_INVALID_REFERENCE;
}

コード例 #2

ファイル: WScriptJsrt.cpp プロジェクト: AlexElting/ChakraCore

JsValueRef WScriptJsrt::SetTimeoutCallback(JsValueRef callee, bool isConstructCall, JsValueRef *arguments, unsigned short argumentCount, void *callbackState)
{
    LPWSTR errorMessage = L"invalid call to WScript.SetTimeout";

    if (argumentCount != 3)
    {
        goto Error;
    }

    JsValueRef function = arguments[1];
    JsValueRef timerId;
    unsigned int time;
    double tmp;
    CallbackMessage *msg = nullptr;

    IfJsrtError(ChakraRTInterface::JsNumberToDouble(arguments[2], &tmp));

    time = static_cast<int>(tmp);
    msg = new CallbackMessage(time, function);
    messageQueue->Push(msg);

    IfJsrtError(ChakraRTInterface::JsDoubleToNumber(static_cast<double>(msg->GetId()), &timerId));
    return timerId;

Error:
    JsValueRef errorObject;
    JsValueRef errorMessageString;

    JsErrorCode errorCode = ChakraRTInterface::JsPointerToString(errorMessage, wcslen(errorMessage), &errorMessageString);

    if (errorCode != JsNoError)
    {
        errorCode = ChakraRTInterface::JsCreateError(errorMessageString, &errorObject);

        if (errorCode != JsNoError)
        {
            ChakraRTInterface::JsSetException(errorObject);
        }
    }

    return JS_INVALID_REFERENCE;
}