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restructured protocol code

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This commit is contained in:
Max-Wilhelm Bruker 2009-11-29 03:07:28 +01:00
parent 122f8ea916
commit 694070724c
32 changed files with 1202 additions and 2081 deletions
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157
common/serializable_item.cpp Normal file
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#include "serializable_item.h"
#include <QXmlStreamReader>
#include <QXmlStreamWriter>
#include <QDebug>
QHash<QString, SerializableItem::NewItemFunction> SerializableItem::itemNameHash;
SerializableItem *SerializableItem::getNewItem(const QString &name)
{
if (!itemNameHash.contains(name))
return 0;
return itemNameHash.value(name)();
}
void SerializableItem::registerSerializableItem(const QString &name, NewItemFunction func)
{
itemNameHash.insert(name, func);
}
bool SerializableItem::read(QXmlStreamReader *xml)
{
while (!xml->atEnd()) {
xml->readNext();
readElement(xml);
if (xml->isEndElement() && (xml->name() == itemType))
return true;
}
return false;
}
void SerializableItem::write(QXmlStreamWriter *xml)
{
xml->writeStartElement(itemType);
if (!itemSubType.isEmpty())
xml->writeAttribute("type", itemSubType);
writeElement(xml);
xml->writeEndElement();
}
SerializableItem_Map::~SerializableItem_Map()
{
QMapIterator<QString, SerializableItem *> mapIterator(itemMap);
while (mapIterator.hasNext())
delete mapIterator.next().value();
for (int i = 0; i < itemList.size(); ++i)
delete itemList[i];
}
void SerializableItem_Map::readElement(QXmlStreamReader *xml)
{
if (currentItem) {
if (currentItem->read(xml))
currentItem = 0;
} else if (xml->isEndElement() && (xml->name() == itemType))
extractData();
else if (xml->isStartElement()) {
QString childName = xml->name().toString();
QString childSubType = xml->attributes().value("type").toString();
qDebug() << "Map: started new item, name=" << childName << "subtype=" << childSubType;
currentItem = itemMap.value(childName);
if (!currentItem) {
qDebug() << "Item not found in map";
currentItem = getNewItem(childName + childSubType);
itemList.append(currentItem);
if (!currentItem) {
qDebug() << "Item still not found";
currentItem = new SerializableItem_Invalid(childName);
}
}
if (currentItem->read(xml))
currentItem = 0;
}
}
void SerializableItem_Map::writeElement(QXmlStreamWriter *xml)
{
QMapIterator<QString, SerializableItem *> mapIterator(itemMap);
while (mapIterator.hasNext())
mapIterator.next().value()->write(xml);
for (int i = 0; i < itemList.size(); ++i)
itemList[i]->write(xml);
}
void SerializableItem_String::readElement(QXmlStreamReader *xml)
{
if (xml->isCharacters() && !xml->isWhitespace())
data = xml->text().toString();
}
void SerializableItem_String::writeElement(QXmlStreamWriter *xml)
{
xml->writeCharacters(data);
}
void SerializableItem_Int::readElement(QXmlStreamReader *xml)
{
if (xml->isCharacters() && !xml->isWhitespace()) {
bool ok;
data = xml->text().toString().toInt(&ok);
if (!ok)
data = -1;
}
}
void SerializableItem_Int::writeElement(QXmlStreamWriter *xml)
{
xml->writeCharacters(QString::number(data));
}
void SerializableItem_Bool::readElement(QXmlStreamReader *xml)
{
if (xml->isCharacters() && !xml->isWhitespace())
data = xml->text().toString() == "1";
}
void SerializableItem_Bool::writeElement(QXmlStreamWriter *xml)
{
xml->writeCharacters(data ? "1" : "0");
}
int SerializableItem_Color::colorToInt(const QColor &color) const
{
return color.red() * 65536 + color.green() * 256 + color.blue();
}
QColor SerializableItem_Color::colorFromInt(int colorValue) const
{
return QColor(colorValue / 65536, (colorValue % 65536) / 256, colorValue % 256);
}
void SerializableItem_Color::readElement(QXmlStreamReader *xml)
{
if (xml->isCharacters() && !xml->isWhitespace()) {
bool ok;
int colorValue = xml->text().toString().toInt(&ok);
data = ok ? colorFromInt(colorValue) : Qt::black;
}
}
void SerializableItem_Color::writeElement(QXmlStreamWriter *xml)
{
xml->writeCharacters(QString::number(colorToInt(data)));
}
void SerializableItem_DateTime::readElement(QXmlStreamReader *xml)
{
if (xml->isCharacters() && !xml->isWhitespace()) {
bool ok;
unsigned int dateTimeValue = xml->text().toString().toUInt(&ok);
data = ok ? QDateTime::fromTime_t(dateTimeValue) : QDateTime();
}
}
void SerializableItem_DateTime::writeElement(QXmlStreamWriter *xml)
{
xml->writeCharacters(QString::number(data.toTime_t()));
}