/**************************************************************************** | |
** | |
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). | |
** All rights reserved. | |
** Contact: Nokia Corporation (qt-info@nokia.com) | |
** | |
** This file is part of the QtScript module of the Qt Toolkit. | |
** | |
** $QT_BEGIN_LICENSE:LGPL-ONLY$ | |
** GNU Lesser General Public License Usage | |
** This file may be used under the terms of the GNU Lesser | |
** General Public License version 2.1 as published by the Free Software | |
** Foundation and appearing in the file LICENSE.LGPL included in the | |
** packaging of this file. Please review the following information to | |
** ensure the GNU Lesser General Public License version 2.1 requirements | |
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. | |
** | |
** If you have questions regarding the use of this file, please contact | |
** Nokia at qt-info@nokia.com. | |
** $QT_END_LICENSE$ | |
** | |
****************************************************************************/ | |
#include "config.h" | |
#include "qscriptvariant_p.h" | |
#include "../api/qscriptengine.h" | |
#include "../api/qscriptengine_p.h" | |
#include "Error.h" | |
#include "PrototypeFunction.h" | |
#include "JSFunction.h" | |
#include "NativeFunctionWrapper.h" | |
#include "JSString.h" | |
namespace JSC | |
{ | |
QT_USE_NAMESPACE | |
ASSERT_CLASS_FITS_IN_CELL(QScript::QVariantPrototype); | |
} | |
QT_BEGIN_NAMESPACE | |
namespace QScript | |
{ | |
QVariantDelegate::QVariantDelegate(const QVariant &value) | |
: m_value(value) | |
{ | |
} | |
QVariantDelegate::~QVariantDelegate() | |
{ | |
} | |
QVariant &QVariantDelegate::value() | |
{ | |
return m_value; | |
} | |
void QVariantDelegate::setValue(const QVariant &value) | |
{ | |
m_value = value; | |
} | |
QScriptObjectDelegate::Type QVariantDelegate::type() const | |
{ | |
return Variant; | |
} | |
static JSC::JSValue JSC_HOST_CALL variantProtoFuncValueOf(JSC::ExecState *exec, JSC::JSObject*, | |
JSC::JSValue thisValue, const JSC::ArgList&) | |
{ | |
QScriptEnginePrivate *engine = scriptEngineFromExec(exec); | |
thisValue = engine->toUsableValue(thisValue); | |
if (!thisValue.inherits(&QScriptObject::info)) | |
return throwError(exec, JSC::TypeError); | |
QScriptObjectDelegate *delegate = static_cast<QScriptObject*>(JSC::asObject(thisValue))->delegate(); | |
if (!delegate || (delegate->type() != QScriptObjectDelegate::Variant)) | |
return throwError(exec, JSC::TypeError); | |
const QVariant &v = static_cast<QVariantDelegate*>(delegate)->value(); | |
switch (v.type()) { | |
case QVariant::Invalid: | |
return JSC::jsUndefined(); | |
case QVariant::String: | |
return JSC::jsString(exec, v.toString()); | |
case QVariant::Int: | |
return JSC::jsNumber(exec, v.toInt()); | |
case QVariant::Bool: | |
return JSC::jsBoolean(v.toBool()); | |
case QVariant::Double: | |
return JSC::jsNumber(exec, v.toDouble()); | |
// case QVariant::Char: | |
// return JSC::jsNumber(exec, v.toChar().unicode()); | |
case QVariant::UInt: | |
return JSC::jsNumber(exec, v.toUInt()); | |
default: | |
; | |
} | |
return thisValue; | |
} | |
static JSC::JSValue JSC_HOST_CALL variantProtoFuncToString(JSC::ExecState *exec, JSC::JSObject *callee, | |
JSC::JSValue thisValue, const JSC::ArgList &args) | |
{ | |
QScriptEnginePrivate *engine = scriptEngineFromExec(exec); | |
thisValue = engine->toUsableValue(thisValue); | |
if (!thisValue.inherits(&QScriptObject::info)) | |
return throwError(exec, JSC::TypeError, "This object is not a QVariant"); | |
QScriptObjectDelegate *delegate = static_cast<QScriptObject*>(JSC::asObject(thisValue))->delegate(); | |
if (!delegate || (delegate->type() != QScriptObjectDelegate::Variant)) | |
return throwError(exec, JSC::TypeError, "This object is not a QVariant"); | |
const QVariant &v = static_cast<QVariantDelegate*>(delegate)->value(); | |
JSC::UString result; | |
JSC::JSValue value = variantProtoFuncValueOf(exec, callee, thisValue, args); | |
if (value.isObject()) { | |
result = v.toString(); | |
if (result.isEmpty() && !v.canConvert(QVariant::String)) | |
result = QString::fromLatin1("QVariant(%0)").arg(QString::fromLatin1(v.typeName())); | |
} else { | |
result = value.toString(exec); | |
} | |
return JSC::jsString(exec, result); | |
} | |
bool QVariantDelegate::compareToObject(QScriptObject *, JSC::ExecState *exec, JSC::JSObject *o2) | |
{ | |
const QVariant &variant1 = value(); | |
return variant1 == QScriptEnginePrivate::toVariant(exec, o2); | |
} | |
QVariantPrototype::QVariantPrototype(JSC::ExecState* exec, WTF::PassRefPtr<JSC::Structure> structure, | |
JSC::Structure* prototypeFunctionStructure) | |
: QScriptObject(structure) | |
{ | |
setDelegate(new QVariantDelegate(QVariant())); | |
putDirectFunction(exec, new (exec) JSC::NativeFunctionWrapper(exec, prototypeFunctionStructure, 0, exec->propertyNames().toString, variantProtoFuncToString), JSC::DontEnum); | |
putDirectFunction(exec, new (exec) JSC::NativeFunctionWrapper(exec, prototypeFunctionStructure, 0, exec->propertyNames().valueOf, variantProtoFuncValueOf), JSC::DontEnum); | |
} | |
} // namespace QScript | |
QT_END_NAMESPACE |