157 lines
4.1 KiB
C++
157 lines
4.1 KiB
C++
#include "serializable_item.h"
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#include <QXmlStreamReader>
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#include <QXmlStreamWriter>
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#include <QDebug>
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QHash<QString, SerializableItem::NewItemFunction> SerializableItem::itemNameHash;
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SerializableItem *SerializableItem::getNewItem(const QString &name)
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{
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if (!itemNameHash.contains(name))
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return 0;
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return itemNameHash.value(name)();
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}
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void SerializableItem::registerSerializableItem(const QString &name, NewItemFunction func)
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{
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itemNameHash.insert(name, func);
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}
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bool SerializableItem::readElement(QXmlStreamReader *xml)
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{
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if (xml->isEndElement() && (xml->name() == itemType))
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return true;
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return false;
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}
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void SerializableItem::write(QXmlStreamWriter *xml)
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{
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xml->writeStartElement(itemType);
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if (!itemSubType.isEmpty())
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xml->writeAttribute("type", itemSubType);
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writeElement(xml);
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xml->writeEndElement();
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}
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SerializableItem_Map::~SerializableItem_Map()
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{
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QMapIterator<QString, SerializableItem *> mapIterator(itemMap);
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while (mapIterator.hasNext())
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delete mapIterator.next().value();
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for (int i = 0; i < itemList.size(); ++i)
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delete itemList[i];
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}
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bool SerializableItem_Map::readElement(QXmlStreamReader *xml)
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{
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if (currentItem) {
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if (currentItem->readElement(xml))
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currentItem = 0;
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} else if (firstItem)
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firstItem = false;
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else if (xml->isEndElement() && (xml->name() == itemType))
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extractData();
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else if (xml->isStartElement()) {
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QString childName = xml->name().toString();
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QString childSubType = xml->attributes().value("type").toString();
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currentItem = itemMap.value(childName);
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if (!currentItem) {
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currentItem = getNewItem(childName + childSubType);
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itemList.append(currentItem);
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if (!currentItem)
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currentItem = new SerializableItem_Invalid(childName);
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}
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if (currentItem->readElement(xml))
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currentItem = 0;
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}
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return SerializableItem::readElement(xml);
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}
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void SerializableItem_Map::writeElement(QXmlStreamWriter *xml)
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{
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QMapIterator<QString, SerializableItem *> mapIterator(itemMap);
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while (mapIterator.hasNext())
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mapIterator.next().value()->write(xml);
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for (int i = 0; i < itemList.size(); ++i)
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itemList[i]->write(xml);
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}
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bool SerializableItem_String::readElement(QXmlStreamReader *xml)
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{
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if (xml->isCharacters() && !xml->isWhitespace())
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data = xml->text().toString();
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return SerializableItem::readElement(xml);
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}
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void SerializableItem_String::writeElement(QXmlStreamWriter *xml)
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{
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xml->writeCharacters(data);
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}
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bool SerializableItem_Int::readElement(QXmlStreamReader *xml)
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{
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if (xml->isCharacters() && !xml->isWhitespace()) {
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bool ok;
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data = xml->text().toString().toInt(&ok);
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if (!ok)
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data = -1;
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}
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return SerializableItem::readElement(xml);
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}
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void SerializableItem_Int::writeElement(QXmlStreamWriter *xml)
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{
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xml->writeCharacters(QString::number(data));
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}
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bool SerializableItem_Bool::readElement(QXmlStreamReader *xml)
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{
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if (xml->isCharacters() && !xml->isWhitespace())
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data = xml->text().toString() == "1";
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return SerializableItem::readElement(xml);
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}
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void SerializableItem_Bool::writeElement(QXmlStreamWriter *xml)
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{
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xml->writeCharacters(data ? "1" : "0");
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}
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int SerializableItem_Color::colorToInt(const QColor &color) const
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{
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return color.red() * 65536 + color.green() * 256 + color.blue();
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}
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QColor SerializableItem_Color::colorFromInt(int colorValue) const
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{
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return QColor(colorValue / 65536, (colorValue % 65536) / 256, colorValue % 256);
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}
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bool SerializableItem_Color::readElement(QXmlStreamReader *xml)
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{
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if (xml->isCharacters() && !xml->isWhitespace()) {
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bool ok;
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int colorValue = xml->text().toString().toInt(&ok);
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data = ok ? colorFromInt(colorValue) : Qt::black;
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}
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return SerializableItem::readElement(xml);
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}
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void SerializableItem_Color::writeElement(QXmlStreamWriter *xml)
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{
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xml->writeCharacters(QString::number(colorToInt(data)));
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}
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bool SerializableItem_DateTime::readElement(QXmlStreamReader *xml)
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{
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if (xml->isCharacters() && !xml->isWhitespace()) {
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bool ok;
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unsigned int dateTimeValue = xml->text().toString().toUInt(&ok);
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data = ok ? QDateTime::fromTime_t(dateTimeValue) : QDateTime();
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}
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return SerializableItem::readElement(xml);
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}
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void SerializableItem_DateTime::writeElement(QXmlStreamWriter *xml)
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{
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xml->writeCharacters(QString::number(data.toTime_t()));
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}
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