C++ JSValue::toUInt32方法代码示例

本文整理汇总了C++中JSValue::toUInt32方法的典型用法代码示例。如果您正苦于以下问题：C++ JSValue::toUInt32方法的具体用法？C++ JSValue::toUInt32怎么用？C++ JSValue::toUInt32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JSValue的用法示例。

在下文中一共展示了JSValue::toUInt32方法的15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: setJSHTMLSelectElementLength

void setJSHTMLSelectElementLength(ExecState* exec, JSObject* thisObject, JSValue value)
{
    JSHTMLSelectElement* castedThis = static_cast<JSHTMLSelectElement*>(thisObject);
    HTMLSelectElement* imp = static_cast<HTMLSelectElement*>(castedThis->impl());
    ExceptionCode ec = 0;
    imp->setLength(value.toUInt32(exec), ec);
    setDOMException(exec, ec);
}

开发者ID:13W，项目名称:phantomjs，代码行数:8，代码来源:JSHTMLSelectElement.cpp

示例2: encode

static inline EncodedJSValue JSC_HOST_CALL arrayIteratorNext(CallFrame* callFrame)
{
    JSArrayIterator* iterator = jsDynamicCast<JSArrayIterator*>(callFrame->thisValue());
    if (!iterator) {
        ASSERT_NOT_REACHED();
        return JSValue::encode(throwTypeError(callFrame, ASCIILiteral("Cannot call ArrayIterator.next() on a non-ArrayIterator object")));
    }
    JSObject* iteratedObject = iterator->iteratedObject();
    size_t index = iterator->nextIndex();
    ArrayIterationKind kind = iterator->iterationKind();
    JSValue jsLength = JSValue(iteratedObject).get(callFrame, callFrame->propertyNames().length);
    if (callFrame->hadException())
        return JSValue::encode(jsNull());
    
    size_t length = jsLength.toUInt32(callFrame);
    if (callFrame->hadException())
        return JSValue::encode(jsNull());
    
    if (index >= length) {
        iterator->finish();
        return createIteratorResult(callFrame, kind, index, jsUndefined(), true);
    }
    if (JSValue result = iteratedObject->tryGetIndexQuickly(index)) {
        iterator->setNextIndex(index + 1);
        return createIteratorResult(callFrame, kind, index, result, false);
    }
    
    JSValue result = jsUndefined();
    PropertySlot slot(iteratedObject);
    if (kind > ArrayIterateSparseTag) {
        // We assume that the indexed property will be an own property so cache the getOwnProperty
        // method locally
        auto getOwnPropertySlotByIndex = iteratedObject->methodTable()->getOwnPropertySlotByIndex;
        while (index < length) {
            if (getOwnPropertySlotByIndex(iteratedObject, callFrame, index, slot)) {
                result = slot.getValue(callFrame, index);
                break;
            }
            if (iteratedObject->getPropertySlot(callFrame, index, slot)) {
                result = slot.getValue(callFrame, index);
                break;
            }
            index++;
        }
    } else if (iteratedObject->getPropertySlot(callFrame, index, slot))
        result = slot.getValue(callFrame, index);
    
    if (index == length)
        iterator->finish();
    else
        iterator->setNextIndex(index + 1);
    return createIteratorResult(callFrame, kind, index, jsUndefined(), index == length);
}

开发者ID:604339917，项目名称:JavaScriptCore-iOS-1，代码行数:53，代码来源:JSArrayIterator.cpp

示例3: executeSql

JSValue JSSQLTransactionSync::executeSql(ExecState* exec)
{
    if (!exec->argumentCount()) {
        setDOMException(exec, SYNTAX_ERR);
        return jsUndefined();
    }

    String sqlStatement = ustringToString(exec->argument(0).toString(exec));
    if (exec->hadException())
        return jsUndefined();

    // Now assemble the list of SQL arguments
    Vector<SQLValue> sqlValues;
    if (!exec->argument(1).isUndefinedOrNull()) {
        JSObject* object = exec->argument(1).getObject();
        if (!object) {
            setDOMException(exec, TYPE_MISMATCH_ERR);
            return jsUndefined();
        }

        JSValue lengthValue = object->get(exec, exec->propertyNames().length);
        if (exec->hadException())
            return jsUndefined();
        unsigned length = lengthValue.toUInt32(exec);
        if (exec->hadException())
            return jsUndefined();

        for (unsigned i = 0 ; i < length; ++i) {
            JSValue value = object->get(exec, i);
            if (exec->hadException())
                return jsUndefined();

            if (value.isUndefinedOrNull())
                sqlValues.append(SQLValue());
            else if (value.isNumber())
                sqlValues.append(value.uncheckedGetNumber());
            else {
                // Convert the argument to a string and append it
                sqlValues.append(ustringToString(value.toString(exec)));
                if (exec->hadException())
                    return jsUndefined();
            }
        }
    }

    ExceptionCode ec = 0;
    JSValue result = toJS(exec, globalObject(), WTF::getPtr(m_impl->executeSQL(sqlStatement, sqlValues, ec)));
    setDOMException(exec, ec);

    return result;
}

开发者ID:Treeeater，项目名称:WebPermission，代码行数:51，代码来源:JSSQLTransactionSyncCustom.cpp

示例4: put

// ECMA 15.4.5.1
void JSArray::put(JSCell* cell, ExecState* exec, PropertyName propertyName, JSValue value, PutPropertySlot& slot)
{
    JSArray* thisObject = jsCast<JSArray*>(cell);

    if (propertyName == exec->propertyNames().length) {
        unsigned newLength = value.toUInt32(exec);
        if (value.toNumber(exec) != static_cast<double>(newLength)) {
            exec->vm().throwException(exec, createRangeError(exec, ASCIILiteral("Invalid array length")));
            return;
        }
        thisObject->setLength(exec, newLength, slot.isStrictMode());
        return;
    }

    JSObject::put(thisObject, exec, propertyName, value, slot);
}

开发者ID:mu326668629，项目名称:webkit，代码行数:17，代码来源:JSArray.cpp

示例5: put

// ECMA 15.4.5.1
void JSArray::put(ExecState* exec, const Identifier& propertyName, JSValue value, PutPropertySlot& slot)
{
    bool isArrayIndex;
    unsigned i = propertyName.toArrayIndex(&isArrayIndex);
    if (isArrayIndex) {
        put(exec, i, value);
        return;
    }

    if (propertyName == exec->propertyNames().length) {
        unsigned newLength = value.toUInt32(exec);
        if (value.toNumber(exec) != static_cast<double>(newLength)) {
            throwError(exec, RangeError, "Invalid array length.");
            return;
        }
        setLength(newLength);
        return;
    }

    JSObject::put(exec, propertyName, value, slot);
}

开发者ID:fluxer，项目名称:katie，代码行数:22，代码来源:JSArray.cpp

示例6: toJSSequence

JSC::JSObject* toJSSequence(ExecState* exec, JSValue value, unsigned& length)
{
    JSObject* object = value.getObject();
    if (!object) {
        throwTypeError(exec);
        return 0;
    }
    JSValue lengthValue = object->get(exec, exec->propertyNames().length);
    if (exec->hadException())
        return 0;

    if (lengthValue.isUndefinedOrNull()) {
        throwTypeError(exec);
        return 0;
    }

    length = lengthValue.toUInt32(exec);
    if (exec->hadException())
        return 0;

    return object;
}

开发者ID:dankurka，项目名称:webkit_titanium，代码行数:22，代码来源:JSDOMBinding.cpp

示例7: create

static PassRefPtr<PositionOptions> createPositionOptions(ExecState* exec, JSValue* value)
{
    if (!value->isObject())
        return 0;

    JSObject* object = asObject(value);

    JSValue* enableHighAccuracyValue = object->get(exec, Identifier(exec, "enableHighAccuracy"));
    if (exec->hadException())
        return 0;
    bool enableHighAccuracy = enableHighAccuracyValue->toBoolean(exec);
    if (exec->hadException())
        return 0;

    JSValue* timeoutValue = object->get(exec, Identifier(exec, "timeout"));
    if (exec->hadException())
        return 0;
    unsigned timeout = timeoutValue->toUInt32(exec);
    if (exec->hadException())
        return 0;

    return PositionOptions::create(enableHighAccuracy, timeout);
}

开发者ID:jackiekaon，项目名称:owb-mirror，代码行数:23，代码来源:JSGeolocationCustom.cpp

示例8: setDistanceModel

void JSPannerNode::setDistanceModel(ExecState* exec, JSValue value)
{
    PannerNode& imp = impl();

#if ENABLE(LEGACY_WEB_AUDIO)
    if (value.isNumber()) {
        uint32_t model = value.toUInt32(exec);
        if (!imp.setDistanceModel(model))
            exec->vm().throwException(exec, createTypeError(exec, "Illegal distanceModel"));
        return;
    }
#endif

    if (value.isString()) {
        String model = value.toString(exec)->value(exec);
        if (model == "linear" || model == "inverse" || model == "exponential") {
            imp.setDistanceModel(model);
            return;
        }
    }
    
    exec->vm().throwException(exec, createTypeError(exec, "Illegal distanceModel"));
}

开发者ID:AndriyKalashnykov，项目名称:webkit，代码行数:23，代码来源:JSPannerNodeCustom.cpp

示例9: setPanningModel

void JSPannerNode::setPanningModel(ExecState* exec, JSValue value)
{
    PannerNode& imp = impl();

#if ENABLE(LEGACY_WEB_AUDIO)
    if (value.isNumber()) {
        uint32_t model = value.toUInt32(exec);
        if (!imp.setPanningModel(model))
            exec->vm().throwException(exec, createTypeError(exec, "Illegal panningModel"));
        return;
    }
#endif

    if (value.isString()) {
        String model = value.toString(exec)->value(exec);
        if (model == "equalpower" || model == "HRTF" || model == "soundfield") {
            imp.setPanningModel(model);
            return;
        }
    }
    
    exec->vm().throwException(exec, createTypeError(exec, "Illegal panningModel"));
}

开发者ID:AndriyKalashnykov，项目名称:webkit，代码行数:23，代码来源:JSPannerNodeCustom.cpp

示例10: setType

void JSOscillatorNode::setType(ExecState* exec, JSValue value)
{
    OscillatorNode& imp = impl();

#if ENABLE(LEGACY_WEB_AUDIO)
    if (value.isNumber()) {
        uint32_t type = value.toUInt32(exec);
        if (!imp.setType(type))
            exec->vm().throwException(exec, createTypeError(exec, "Illegal OscillatorNode type"));
        return;
    }
#endif

    if (value.isString()) {
        String type = value.toString(exec)->value(exec);
        if (type == "sine" || type == "square" || type == "sawtooth" || type == "triangle") {
            imp.setType(type);
            return;
        }
    }
    
    exec->vm().throwException(exec, createTypeError(exec, "Illegal OscillatorNode type"));
}

开发者ID:AndriyKalashnykov，项目名称:webkit，代码行数:23，代码来源:JSOscillatorNodeCustom.cpp

示例11: setJSHTMLMarqueeElementVspace

void setJSHTMLMarqueeElementVspace(ExecState* exec, JSObject* thisObject, JSValue value)
{
    JSHTMLMarqueeElement* castedThis = static_cast<JSHTMLMarqueeElement*>(thisObject);
    HTMLMarqueeElement* imp = static_cast<HTMLMarqueeElement*>(castedThis->impl());
    imp->setUnsignedIntegralAttribute(WebCore::HTMLNames::vspaceAttr, value.toUInt32(exec));
}

开发者ID:mulriple，项目名称:Webkit-Projects，代码行数:6，代码来源:JSHTMLMarqueeElement.cpp

示例12: setJSAudioPannerNodeDistanceModel

void setJSAudioPannerNodeDistanceModel(ExecState* exec, JSObject* thisObject, JSValue value)
{
    JSAudioPannerNode* castedThis = static_cast<JSAudioPannerNode*>(thisObject);
    AudioPannerNode* imp = static_cast<AudioPannerNode*>(castedThis->impl());
    imp->setDistanceModel(value.toUInt32(exec));
}

开发者ID:mulriple，项目名称:Webkit-Projects，代码行数:6，代码来源:JSAudioPannerNode.cpp

示例13: convertValue

void JSDictionary::convertValue(ExecState* exec, JSValue value, unsigned long& result)
{
    result = static_cast<unsigned long>(value.toUInt32(exec));
}

开发者ID:，项目名称:，代码行数:4，代码来源:

示例14: executeSql

JSValue JSSQLTransaction::executeSql(ExecState* exec)
{
    if (!exec->argumentCount()) {
        setDOMException(exec, SYNTAX_ERR);
        return jsUndefined();
    }

    String sqlStatement = exec->argument(0).toString(exec)->value(exec);
    if (exec->hadException())
        return jsUndefined();

    // Now assemble the list of SQL arguments
    Vector<SQLValue> sqlValues;
    if (!exec->argument(1).isUndefinedOrNull()) {
        JSObject* object = exec->argument(1).getObject();
        if (!object) {
            setDOMException(exec, TYPE_MISMATCH_ERR);
            return jsUndefined();
        }

        JSValue lengthValue = object->get(exec, exec->propertyNames().length);
        if (exec->hadException())
            return jsUndefined();
        unsigned length = lengthValue.toUInt32(exec);
        if (exec->hadException())
            return jsUndefined();

        for (unsigned i = 0 ; i < length; ++i) {
            JSValue value = object->get(exec, i);
            if (exec->hadException())
                return jsUndefined();

            if (value.isUndefinedOrNull())
                sqlValues.append(SQLValue());
            else if (value.isNumber())
                sqlValues.append(value.asNumber());
            else {
                // Convert the argument to a string and append it
                sqlValues.append(value.toString(exec)->value(exec));
                if (exec->hadException())
                    return jsUndefined();
            }
        }
    }

    RefPtr<SQLStatementCallback> callback;
    if (!exec->argument(2).isUndefinedOrNull()) {
        JSObject* object = exec->argument(2).getObject();
        if (!object) {
            setDOMException(exec, TYPE_MISMATCH_ERR);
            return jsUndefined();
        }

        callback = JSSQLStatementCallback::create(object, jsCast<JSDOMGlobalObject*>(globalObject()));
    }

    RefPtr<SQLStatementErrorCallback> errorCallback;
    if (!exec->argument(3).isUndefinedOrNull()) {
        JSObject* object = exec->argument(3).getObject();
        if (!object) {
            setDOMException(exec, TYPE_MISMATCH_ERR);
            return jsUndefined();
        }

        errorCallback = JSSQLStatementErrorCallback::create(object, jsCast<JSDOMGlobalObject*>(globalObject()));
    }

    ExceptionCode ec = 0;
    m_impl->executeSQL(sqlStatement, sqlValues, callback.release(), errorCallback.release(), ec);
    setDOMException(exec, ec);

    return jsUndefined();
}

开发者ID:SchleunigerAG，项目名称:WinEC7_Qt5.3.1_Fixes，代码行数:73，代码来源:JSSQLTransactionCustom.cpp

示例15: setJSSVGZoomAndPanZoomAndPan

void setJSSVGZoomAndPanZoomAndPan(ExecState* exec, JSObject* thisObject, JSValue value)
{
    JSSVGZoomAndPan* castedThis = static_cast<JSSVGZoomAndPan*>(thisObject);
    SVGZoomAndPan* imp = static_cast<SVGZoomAndPan*>(castedThis->impl());
    imp->setZoomAndPan(value.toUInt32(exec));
}

开发者ID:mulriple，项目名称:Webkit-Projects，代码行数:6，代码来源:JSSVGZoomAndPan.cpp

注：本文中的JSValue::toUInt32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。