| /**************************************************************************** |
| ** |
| ** Copyright (C) 2015 The Qt Company Ltd. |
| ** Contact: http://www.qt.io/licensing/ |
| ** |
| ** 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 |
| ** us via http://www.qt.io/contact-us/. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #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 |