/****************************************************************************
**
** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (developer.feedback@nokia.com)
**
** This file is part of the HbCore module of the UI Extensions for Mobile.
**
** 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.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at developer.feedback@nokia.com.
**
****************************************************************************/
#include "hbvariant_p.h"
#include <QVariant>
#include <QDebug>
#include "hbmemoryutils_p.h"
#include "hbstring_p.h"
#include "hbsmartoffset_p.h"
#ifdef HB_BIN_CSS
#include "hbcssconverterutils_p.h"
#endif
HbVariant::HbVariantData::HbVariantData() :
stringSize(0),
listCount(0),
mRef(1),
mDataType(Invalid)
{
}
HbVariant::HbVariantData::~HbVariantData()
{
#ifdef HB_BIN_CSS
// Does not matter if unregistering with types that do not actually
// use mem offset
HbCssConverterUtils::unregisterOffsetHolder(&mData.offset);
#endif
}
void HbVariant::HbVariantData::setDataType(Type dataType)
{
mDataType = dataType;
#ifdef HB_BIN_CSS
// Types that allocate memory from memory manager
if (mDataType == String || mDataType == StringList || mDataType == Color || mDataType == IntList) {
// Does not matter if register same offset holder many times
HbCssConverterUtils::registerOffsetHolder(&mData.offset);
} else {
HbCssConverterUtils::unregisterOffsetHolder(&mData.offset);
}
#endif
}
/**
* detach
* used to support implicit sharing
*/
void HbVariant::detach()
{
HbVariantData *data = getAddress<HbVariantData>( mMemoryType, mDataOffset, mShared);
if( data->mRef > 1 || mShared == true ) {
if( data->mRef > 1 ) {
data->mRef.deref();
}
GET_MEMORY_MANAGER(mMemoryType);
HbSmartOffset offset(manager->alloc(sizeof(HbVariantData)), mMemoryType);
HbVariantData *newData = new((char*)manager->base() + offset.get()) HbVariantData();
newData->mData = data->mData;
newData->setDataType(data->dataType());
if ( data->dataType() == String ) {
HbSmartOffset dataOffset(manager->alloc(data->stringSize * sizeof(QChar)));
#ifdef HB_BIN_CSS
HbCssConverterUtils::registerOffsetHolder(&(newData->mData.offset));
#endif
::memcpy(HbMemoryUtils::getAddress<char>(mMemoryType, dataOffset.get()),
getAddress<char>(mMemoryType, data->mData.offset, mShared),
data->stringSize * sizeof(QChar));
newData->stringSize = data->stringSize;
newData->mData.offset = dataOffset.release();
} else if(data->dataType() == Color) {
HbSmartOffset dataOffset(manager->alloc(sizeof(QColor)));
#ifdef HB_BIN_CSS
HbCssConverterUtils::registerOffsetHolder(&(newData->mData.offset));
#endif
new (HbMemoryUtils::getAddress<QColor>(mMemoryType, dataOffset.get()))
QColor(*getAddress<QColor>(mMemoryType, data->mData.offset, mShared));
newData->mData.offset = dataOffset.release();
}
mDataOffset = offset.release();
mShared = false;
}
}
/*
* C'tor
*/
HbVariant::HbVariant( HbMemoryManager::MemoryType type )
: mMemoryType( type ), mShared( false )
{
initializeData();
#ifdef HB_BIN_CSS
HbCssConverterUtils::registerOffsetHolder(&mDataOffset);
#endif
}
/*
* C'tor taking int
*/
HbVariant::HbVariant( int val, HbMemoryManager::MemoryType type )
: mMemoryType( type ), mShared( false )
{
HbVariantData * data = initializeData();
if(data){
data->mData.i = val;
data->setDataType(Int);
}
#ifdef HB_BIN_CSS
HbCssConverterUtils::registerOffsetHolder(&mDataOffset);
#endif
}
/*
* C'tor taking double
*/
HbVariant::HbVariant( double val, HbMemoryManager::MemoryType type )
: mMemoryType( type ),mShared( false )
{
HbVariantData * data = initializeData();
if(data){
data->mData.d = val;
data->setDataType(Double);
}
#ifdef HB_BIN_CSS
HbCssConverterUtils::registerOffsetHolder(&mDataOffset);
#endif
}
/*
* C'tor taking Qstring
*/
HbVariant::HbVariant( const QString &str, HbMemoryManager::MemoryType type )
: mMemoryType( type ), mShared( false )
{
initializeData();
fillStringData(str.constData(), str.length());
#ifdef HB_BIN_CSS
HbCssConverterUtils::registerOffsetHolder(&mDataOffset);
#endif
}
/*
* C'tor taking string
*/
HbVariant::HbVariant( const char *val, HbMemoryManager::MemoryType type )
: mMemoryType( type ), mShared( false )
{
initializeData();
QString str = QString::fromAscii(val);
fillStringData(str.constData(), str.length());
#ifdef HB_BIN_CSS
HbCssConverterUtils::registerOffsetHolder(&mDataOffset);
#endif
}
/*
* C'tor taking stringlist
*/
HbVariant::HbVariant(const QStringList &val, HbMemoryManager::MemoryType type)
: mMemoryType( type ), mShared( false )
{
initializeData();
fillStringListData(val);
#ifdef HB_BIN_CSS
HbCssConverterUtils::registerOffsetHolder(&mDataOffset);
#endif
}
/*
* C'tor taking QColor
*/
HbVariant::HbVariant( const QColor &col, HbMemoryManager::MemoryType type )
: mMemoryType(type), mShared(false)
{
initializeData();
fillColorData(col);
#ifdef HB_BIN_CSS
HbCssConverterUtils::registerOffsetHolder(&mDataOffset);
#endif
}
/*
* C'tor taking intlist
*/
HbVariant::HbVariant(const QList<int> &val, HbMemoryManager::MemoryType type)
: mMemoryType( type ), mShared( false )
{
initializeData();
fillIntListData(val);
#ifdef HB_BIN_CSS
HbCssConverterUtils::registerOffsetHolder(&mDataOffset);
#endif
}
/*
* copy C'tor
*/
HbVariant::HbVariant( const HbVariant &other )
{
mMemoryType = other.mMemoryType;
GET_MEMORY_MANAGER(other.mMemoryType)
HbVariantData *data = HbMemoryUtils::getAddress<HbVariantData>(mMemoryType,
other.mDataOffset);
mDataOffset = other.mDataOffset;
if ( !manager->isWritable() || other.mShared == true ) {
mShared = true;
mMemoryType = HbMemoryManager::HeapMemory;
} else {
mShared = false;
data->mRef.ref();
}
Q_ASSERT( mMemoryType == HbMemoryManager::SharedMemory
|| mMemoryType == HbMemoryManager::HeapMemory );
#ifdef HB_BIN_CSS
HbCssConverterUtils::registerOffsetHolder(&mDataOffset);
#endif
}
/*
* D'tor
*/
HbVariant::~HbVariant()
{
GET_MEMORY_MANAGER(mMemoryType);
// if the memory where the variant is not writable it means it's client process, so do nothing
if(!manager->isWritable() ) {
return;
}
HbVariantData *data = getAddress<HbVariantData>(mMemoryType, mDataOffset, mShared);
if(!mShared&& !data->mRef.deref()) {
clear();
data->~HbVariantData();
HbMemoryUtils::freeMemory(mMemoryType, mDataOffset);
}
#ifdef HB_BIN_CSS
HbCssConverterUtils::unregisterOffsetHolder(&mDataOffset);
#endif
}
/*
* to convert to int
*/
int HbVariant::toInt() const
{
HbVariantData *data = getAddress<HbVariantData>( mMemoryType, mDataOffset, mShared );
switch(data->dataType()) {
case HbVariant::Int:
return data->mData.i;
case HbVariant::Double:
return int(data->mData.d);
case HbVariant::String:
return int(getString().toLongLong());
case HbVariant::Color:
case HbVariant::StringList:
return 0;
case HbVariant::IntList:
if (data->listCount == 1) {
const char *address = getAddress<char>(mMemoryType, data->mData.offset, mShared);
return *((int*)address);
}
return 0;
default:
return 0;
}
}
/*
* to convert to string
*/
QString HbVariant::toString() const
{
HbVariantData *data = getAddress<HbVariantData>( mMemoryType, mDataOffset, mShared );
switch(data->dataType()) {
case HbVariant::Int:
return QString::number(data->mData.i);
case HbVariant::Double:
return QString::number(data->mData.d);
case HbVariant::String:
return getString();
case HbVariant::Color:
return getColor().name();
case HbVariant::StringList:
if (data->listCount == 1) {
const char *address = getAddress<char>(mMemoryType, data->mData.offset, mShared);
int length = *((int*)address);
return QString((const QChar *)(address + sizeof(int)), length);
}
return QString();
case HbVariant::IntList:
if (data->listCount == 1) {
const char *address = getAddress<char>(mMemoryType, data->mData.offset, mShared);
return QString::number(*((int*)address));
}
return QString();
default:
return QString();
}
}
/*
* to get QString
*/
QString HbVariant::getString() const
{
HbVariantData *data = getAddress<HbVariantData>(mMemoryType, mDataOffset, mShared);
if (data->mData.offset != -1) {
QChar *dataPtr = getAddress<QChar>(mMemoryType, data->mData.offset, mShared);
return QString::fromRawData(dataPtr, data->stringSize);
} else { // data->mData.offset == -1 is empty String Variant.
return QString("");
}
}
/*
* to get QColor
*/
QColor HbVariant::toColor() const
{
HbVariantData *data = getAddress<HbVariantData>( mMemoryType, mDataOffset, mShared );
switch(data->dataType()) {
case HbVariant::String: {
QColor col = QColor();
col.setNamedColor(getString());
return col;
}
case HbVariant::Color:
return getColor();
case HbVariant::StringList:
case HbVariant::Int:
case HbVariant::Double:
case HbVariant::IntList:
return QColor();
default:
return QColor();
}
}
/*
* to get QColor
*/
QColor HbVariant::getColor() const
{
HbVariantData *data = getAddress<HbVariantData>( mMemoryType, mDataOffset, mShared );
return *( getAddress<QColor>(mMemoryType, data->mData.offset, mShared) );
}
/*
* to get stringlist
*/
QStringList HbVariant::toStringList() const
{
HbVariantData *data = getAddress<HbVariantData>(mMemoryType, mDataOffset, mShared);
QStringList list;
if (data) {
if (data->dataType() == HbVariant::StringList) {
const char *address = getAddress<char>(mMemoryType, data->mData.offset, mShared);
const char *end = address + data->stringSize;
// Append strings to stringlist
while (address < end) {
int length = *(int *)address;
address += sizeof(int);
QString string((const QChar *)address, length);
list.append(string);
address += sizeof(QChar) * length;
}
} else if (data->dataType() == HbVariant::IntList) {
QList<int> intList = toIntList();
for (int i=0; i<intList.count(); i++) {
list.append(QString::number(intList.at(i)));
}
} else {
list.append(toString());
}
}
return list;
}
/*
* to get double
*/
double HbVariant::toDouble() const
{
HbVariantData *data = getAddress<HbVariantData>( mMemoryType, mDataOffset, mShared );
switch(data->dataType()) {
case HbVariant::Int:
return double(data->mData.i);
case HbVariant::Double:
return data->mData.d;
case HbVariant::String:
return double(getString().toDouble());
case HbVariant::Color:
case HbVariant::StringList:
return double();
case HbVariant::IntList:
if (data->listCount == 1) {
return double(toInt());
}
return double();
default:
return double();
}
}
/*
* to get int list
*/
QList<int> HbVariant::toIntList() const
{
HbVariantData *data = getAddress<HbVariantData>(mMemoryType, mDataOffset, mShared);
QList<int> list;
if (data) {
if (data->dataType() == HbVariant::IntList) {
const char *address = getAddress<char>(mMemoryType, data->mData.offset, mShared);
const char *end = address + data->listCount * sizeof(int);
// Append strings to stringlist
while (address < end) {
list.append(*(int *)address);
address += sizeof(int);
}
} else {
list.append(toInt());
}
}
return list;
}
/*
* initializeData
*/
HbVariant::HbVariantData * HbVariant::initializeData()
{
GET_MEMORY_MANAGER(mMemoryType);
mDataOffset = -1;
mDataOffset = manager->alloc(sizeof(HbVariantData));
HbVariantData *data = getAddress<HbVariantData>(mMemoryType, mDataOffset, mShared);
return new(data) HbVariantData();
}
/*
* fillStringData
*/
void HbVariant::fillStringData(const QChar *str, int size)
{
GET_MEMORY_MANAGER(mMemoryType);
HbVariantData *data = getAddress<HbVariantData>(mMemoryType, mDataOffset, mShared);
qptrdiff oldOffset = reservesMemory(data) ? data->mData.offset : -1;
if (size == 0) {
data->mData.offset = -1;
} else {
// allocate memory and copy data.
int allocBytes = size * sizeof(QChar);
data->mData.offset = manager->alloc(allocBytes);
memcpy(getAddress<char>(mMemoryType, data->mData.offset, mShared),
str, allocBytes);
}
data->stringSize = size;
data->setDataType(String);
if (oldOffset != -1) {
//clean old string data when assigned with a new string value
HbMemoryUtils::freeMemory(mMemoryType, oldOffset);
}
}
/*
* fillStringListData
*/
void HbVariant::fillStringListData(const QStringList &stringList)
{
GET_MEMORY_MANAGER(mMemoryType);
HbVariantData *data = getAddress<HbVariantData>(mMemoryType, mDataOffset, mShared);
qptrdiff oldOffset = reservesMemory(data) ? data->mData.offset : -1;
int allocBytes = 0;
if (stringList.isEmpty()) {
data->mData.offset = -1;
} else {
// allocate memory and copy data.
for (int i=0; i<stringList.count(); ++i) {
allocBytes += sizeof(int); // Length information
allocBytes += stringList.at(i).length() * sizeof(QChar); // String data
}
data->mData.offset = manager->alloc(allocBytes);
char *address = getAddress<char>(mMemoryType, data->mData.offset, mShared);
for (int j=0; j<stringList.count(); ++j) {
QString string = stringList.at(j);
// Put string length first
int length = string.length();
*((int*)address) = length;
address += sizeof(int);
// String data after length information
memcpy((QChar *)address, string.constData(), length * sizeof(QChar));
address += sizeof(QChar) * length;
}
}
// In stringlist case, set stringSize to indicate size allocated for the whole stringlist buffer
data->stringSize = allocBytes;
data->listCount = stringList.count();
data->setDataType(StringList);
if (oldOffset != -1) {
// Free old memory block
HbMemoryUtils::freeMemory(mMemoryType, oldOffset);
}
}
/*
* fillColorData
*/
void HbVariant::fillColorData( const QColor &col )
{
GET_MEMORY_MANAGER(mMemoryType);
HbVariantData *data = getAddress<HbVariantData>(mMemoryType, mDataOffset, mShared);
qptrdiff oldOffset = reservesMemory(data) ? data->mData.offset : -1;
if(data->dataType() == HbVariant::Color && data->mData.offset != -1) {
oldOffset = -1; //use the preallocated memory.
} else {
data->mData.offset = manager->alloc(sizeof(QColor));
}
new (getAddress<char>(mMemoryType, data->mData.offset, mShared)) QColor(col);
data->setDataType(Color);
if (oldOffset != -1) {
HbMemoryUtils::freeMemory(mMemoryType, oldOffset);
}
}
/*
* fillIntListData
*/
void HbVariant::fillIntListData(const QList<int> &intList)
{
GET_MEMORY_MANAGER(mMemoryType);
HbVariantData *data = getAddress<HbVariantData>(mMemoryType, mDataOffset, mShared);
qptrdiff oldOffset = reservesMemory(data) ? data->mData.offset : -1;
if (intList.isEmpty()) {
data->mData.offset = -1;
} else {
// allocate memory and copy data.
data->mData.offset = manager->alloc(intList.count() * sizeof(int));
char *address = getAddress<char>(mMemoryType, data->mData.offset, mShared);
for (int j=0; j<intList.count(); ++j) {
*((int*)address) = intList.at(j);
address += sizeof(int);
}
}
data->stringSize = 0;
data->listCount = intList.count();
data->setDataType(IntList);
if (oldOffset != -1) {
// Free old memory block
HbMemoryUtils::freeMemory(mMemoryType, oldOffset);
}
}
/*
* = operator taking int
*/
HbVariant & HbVariant::operator=(int val)
{
detach(); // This will update the mDataOffset to new location if ref > 1.
HbVariantData *data = getAddress<HbVariantData>(mMemoryType, mDataOffset, mShared);
freeMemory(data);
data->mData.i = val;
data->setDataType(Int);
return *this;
}
/*
* = operator taking double
*/
HbVariant & HbVariant::operator=(double val)
{
detach(); // This will update the mDataOffset to new location if ref > 1.
HbVariantData *data = getAddress<HbVariantData>(mMemoryType, mDataOffset, mShared);
freeMemory(data);
data->mData.d = val;
data->setDataType(Double);
return *this;
}
/*
* = operator taking QString
*/
HbVariant & HbVariant::operator=(const QString &val)
{
detach(); // This will update the mDataOffset to new location if ref > 1.
fillStringData(val.constData(), val.length());
return *this;
}
/*
* = operator taking HbString
*/
HbVariant & HbVariant::operator=(const HbString &val)
{
detach(); // This will update the mDataOffset to new location if ref > 1.
fillStringData(val.constData(), val.length());
return *this;
}
/*
* = operator taking QColor
*/
HbVariant &HbVariant::operator=(const QColor &col)
{
detach(); // This will update the mDataOffset to new location if ref > 1.
fillColorData(col);
return *this;
}
/*
* = operator taking QStringList
*/
HbVariant& HbVariant::operator=(const QStringList& strList)
{
fillStringListData(strList);
return *this;
}
/*
* = operator taking QList<int>
*/
HbVariant& HbVariant::operator=(const QList<int>& intList)
{
fillIntListData(intList);
return *this;
}
/*
* = operator taking HbVariant
*/
HbVariant &HbVariant::operator=(const HbVariant &other)
{
GET_MEMORY_MANAGER(mMemoryType)
if(!manager->isWritable()) {
Q_ASSERT(false);
}
HbVariantData *otherData = getAddress<HbVariantData>(other.mMemoryType, other.mDataOffset,
other.mShared);
HbVariantData *data = getAddress<HbVariantData>(mMemoryType, mDataOffset, mShared);
if(other.mMemoryType != mMemoryType || other.mShared == true) {
if(!mShared && !data->mRef.deref()) {
clear();
data->~HbVariantData();
HbMemoryUtils::freeMemory(mMemoryType, mDataOffset);
}
mShared = true;
mMemoryType = HbMemoryManager::HeapMemory;
} else {
otherData->mRef.ref();
if(!mShared&& !data->mRef.deref()) {
clear();
data->~HbVariantData();
HbMemoryUtils::freeMemory(mMemoryType, mDataOffset);
}
mShared = other.mShared;
mMemoryType = other.mMemoryType;
}
mDataOffset = other.mDataOffset;
Q_ASSERT(mMemoryType == HbMemoryManager::SharedMemory
|| mMemoryType == HbMemoryManager::HeapMemory);
return *this;
}
/*
* returns true if the value of variant can be converted to the type passed
*/
bool HbVariant::canConvert (HbVariant::Type t) const
{
HbVariantData *data = getAddress<HbVariantData>(mMemoryType, mDataOffset, mShared);
if(data->dataType() == t) {
return true;
}
switch(uint(t)) {
case HbVariant::Int:
if (data->dataType() == HbVariant::IntList) {
return data->listCount <= 1;
} else {
return data->dataType() == HbVariant::Double
|| data->dataType() == HbVariant::String;
}
case HbVariant::Double:
if (data->dataType() == HbVariant::IntList) {
return data->listCount <= 1;
} else {
return data->dataType() == HbVariant::Int
|| data->dataType() == HbVariant::String;
}
case HbVariant::String:
if (data->dataType() == HbVariant::StringList
|| data->dataType() == HbVariant::IntList) {
return data->listCount <= 1;
} else {
return data->dataType() == HbVariant::Int
|| data->dataType() == HbVariant::Double
|| data->dataType() == HbVariant::Color;
}
case HbVariant::StringList:
return data->dataType() == HbVariant::String
|| data->dataType() == HbVariant::IntList;
case HbVariant::Color:
return data->dataType() == HbVariant::String;
case HbVariant::IntList:
return data->dataType() == HbVariant::Int
|| data->dataType() == HbVariant::Double
|| data->dataType() == HbVariant::String
|| data->dataType() == HbVariant::IntList;
default :
return false;
}
}
/*
* converts the variant to given type
*/
bool HbVariant::convert (HbVariant::Type t)
{
detach();
HbVariantData *data = getAddress<HbVariantData>(mMemoryType, mDataOffset, mShared);
bool ok = true;
qptrdiff tempOffset = -1;
QColor col;
QString str;
QStringList strList;
QList<int> intList;
if(data->dataType() == t) {
return true;
}
if (!this->canConvert(t)) {
return false;
}
switch (t) {
case HbVariant::Int:
switch(data->dataType()) {
case HbVariant::Double:
data->mData.i = qRound64(data->mData.d);
data->setDataType(HbVariant::Int);
return true;
case HbVariant::String:
str = getString();
data->stringSize = 0;
tempOffset = data->mData.offset;
data->mData.i = str.toLongLong(&ok);
HbMemoryUtils::freeMemory(mMemoryType, tempOffset);
data->setDataType(HbVariant::Int);
return ok;
default:
return false;
}
case HbVariant::Double:
switch(data->dataType()) {
case HbVariant::Int:
data->mData.d = double(data->mData.i);
data->setDataType(HbVariant::Double);
return true;
case HbVariant::String:
str = getString();
data->stringSize = 0;
tempOffset = data->mData.offset;
data->mData.d = str.toDouble(&ok);
HbMemoryUtils::freeMemory(mMemoryType, tempOffset);
data->setDataType(HbVariant::Double);
return ok;
default:
return false;
}
case HbVariant::String:
switch(data->dataType()) {
case HbVariant::Int : {
QString num = QString::number(data->mData.i);
fillStringData(num.constData(), num.length());
return true;
}
case HbVariant::Double: {
QString num = QString::number(data->mData.d);
fillStringData(num.constData(), num.length());
return true;
}
case HbVariant::StringList:
// canConvert checks that there is max 1 string in the stringlist
if (data->listCount == 0) {
fillStringData(0, 0);
} else {
QString string = toString();
fillStringData(string.constData(), string.length());
}
return true;
case HbVariant::Color: {
QString colName = getColor().name();
fillStringData(colName.constData(), colName.length());
return true;
}
default:
return false;
}
case HbVariant::Color:
switch(data->dataType()) {
case HbVariant::String:
col.setNamedColor(getString());
if (!col.isValid()) {
return false;
}
fillColorData(col);
return true;
default:
return false;
}
case HbVariant::StringList:
switch(data->dataType()) {
case HbVariant::String:
strList.append(getString());
fillStringListData(strList);
return true;
default:
return false;
}
case HbVariant::IntList:
switch(data->dataType()) {
case HbVariant::Int:
intList.append(data->mData.i);
fillIntListData(intList);
return true;
default:
return false;
}
default:
return false;
}
}
/*
* converts to QVariant
*/
HbVariant::operator QVariant() const
{
HbVariantData *data = getAddress<HbVariantData>(mMemoryType, mDataOffset, mShared);
switch(data->dataType()) {
case HbVariant::Int :
return QVariant(data->mData.i);
case HbVariant::Double :
return QVariant(data->mData.d);
case HbVariant::String :
return QVariant(getString());
case HbVariant::StringList :
return QVariant(toStringList());
case HbVariant::Color : {
QVariant var = getColor();
return var;
}
case HbVariant::IntList : {
QList<int> intList = toIntList();
QList<QVariant> variantList;
for (int i=0; i<intList.count(); i++) {
variantList.append(intList.at(i));
}
return QVariant(variantList);
}
default:
return QVariant();
}
}
/*
* clears the variant, frees any allocated memory
*/
void HbVariant::clear()
{
detach(); // This can be optimise.
HbVariantData *data = getAddress<HbVariantData>(mMemoryType,mDataOffset, mShared);
switch(data->dataType()) {
case HbVariant::Int :
data->mData.i=0;
break;
case HbVariant::Double :
data->mData.d=double(0);
break;
case HbVariant::String :
case HbVariant::Color :
case HbVariant::StringList :
case HbVariant::IntList :
HbMemoryUtils::freeMemory(mMemoryType, data->mData.offset);
break;
default:
break;
}
data->stringSize = 0;
data->setDataType(HbVariant::Invalid);
}
#ifdef CSS_PARSER_TRACES
/*
* Debugging support
*/
void HbVariant::print() const
{
HbVariantData * data = getAddress<HbVariantData>( mMemoryType, mDataOffset, mShared);
switch(data->dataType())
{
case HbVariant::Int:
qDebug() << data->mData.i;
break;
case HbVariant::Double:
qDebug() << (data->mData.d);
break;
case HbVariant::String:
qDebug() << int(getString().toLongLong());
break;
case HbVariant::Color:
qDebug() << getColor();
break;
case HbVariant::StringList:
qDebug() << toStringList();
case HbVariant::IntList:
qDebug() << toIntList();
default:
qDebug() << "Invalid Type";
}
}
#endif // CSS_PARSER_TRACES