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Give each class a separate header; hide QJsonItem behind include/deta…
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…ils folder
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@s-daveb
s-daveb committed May 4, 2024
1 parent 257a9be commit c728cdc
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Showing 5 changed files with 313 additions and 248 deletions.
1 change: 1 addition & 0 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -61,6 +61,7 @@ endif()

qt_add_library(QJsonModel OBJECT
QJsonModel.cpp
QJsonTreeItem.cpp
)


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229 changes: 13 additions & 216 deletions QJsonModel.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -25,215 +25,12 @@
*/

#include "QJsonModel.hpp"
#include "details/QJsonTreeItem.hpp"

#include <QDebug>
#include <QFile>
#include <QFont>

inline bool contains(const QStringList& list, const QString& value)
{
for (auto val : list)
if (value.contains(val, Qt::CaseInsensitive))
return true;

return false;
}

QJsonTreeItem::QJsonTreeItem(QJsonTreeItem* parent)
{
mParent = parent;
}

QJsonTreeItem::~QJsonTreeItem()
{
qDeleteAll(mChilds);
}

void QJsonTreeItem::appendChild(QJsonTreeItem* item)
{
mChilds.append(item);
}

QJsonTreeItem* QJsonTreeItem::child(int row)
{
return mChilds.value(row);
}

QJsonTreeItem* QJsonTreeItem::parent()
{
return mParent;
}

int QJsonTreeItem::childCount() const
{
return mChilds.count();
}

int QJsonTreeItem::row() const
{
if (mParent)
return mParent->mChilds.indexOf(const_cast<QJsonTreeItem*>(this)
);

return 0;
}

void QJsonTreeItem::setKey(const QString& key)
{
mKey = key;
}

void QJsonTreeItem::setValue(const QVariant& value)
{
mValue = value;
}

void QJsonTreeItem::setType(const QJsonValue::Type& type)
{
mType = type;
}

QString QJsonTreeItem::key() const
{
return mKey;
}

QVariant QJsonTreeItem::value() const
{
return mValue;
}

QJsonValue::Type QJsonTreeItem::type() const
{
return mType;
}

QJsonTreeItem* QJsonTreeItem::load(
const QJsonValue& value, const QStringList& exceptions, QJsonTreeItem* parent
)
{
QJsonTreeItem* rootItem = new QJsonTreeItem(parent);
rootItem->setKey("root");

if (value.isObject()) {
// Get all QJsonValue childs
const QStringList keys =
value.toObject().keys(); // To prevent clazy-range warning
for (const QString& key : keys) {
if (contains(exceptions, key)) {
continue;
}
QJsonValue jsonValue = value.toObject().value(key);
QJsonTreeItem* child =
load(jsonValue, exceptions, rootItem);
child->setKey(key);
child->setType(jsonValue.type());
rootItem->appendChild(child);
}
} else if (value.isArray()) {
// Get all QJsonValue childs
int index = 0;
const QJsonArray array =
value.toArray(); // To prevent clazy-range warning
for (const QJsonValue& jsonValue : array) {
QJsonTreeItem* child =
load(jsonValue, exceptions, rootItem);
child->setKey(QString::number(index));
child->setType(jsonValue.type());
rootItem->appendChild(child);
++index;
}
} else {
rootItem->setValue(value.toVariant());
rootItem->setType(value.type());
}

return rootItem;
}

//=========================================================================

inline uchar hexdig(uint positiveValue)
{
return (
positiveValue < 0xa ? '0' + positiveValue : 'a' + positiveValue - 0xa
);
}

QByteArray escapedString(const QString& text)
{
QByteArray byteArray(text.length(), Qt::Uninitialized);
uchar* cursor =
reinterpret_cast<uchar*>(const_cast<char*>(byteArray.constData()));
const uchar* byteArrayEnd = cursor + byteArray.length();
const ushort* src = reinterpret_cast<const ushort*>(text.constBegin());
const ushort* const end =
reinterpret_cast<const ushort*>(text.constEnd());
while (src != end) {
if (cursor >= byteArrayEnd - 6) {
// ensure we have enough space
int pos = cursor - reinterpret_cast<const uchar*>(
byteArray.constData()
);
byteArray.resize(byteArray.size() * 2);
cursor =
reinterpret_cast<uchar*>(byteArray.data()) + pos;
byteArrayEnd =
reinterpret_cast<const uchar*>(byteArray.constData()
) +
byteArray.length();
}
uint uValue = *src++; // uValue = unsigned value
if (uValue < 0x80) {
if (uValue < 0x20 || uValue == 0x22 || uValue == 0x5c) {
*cursor++ = '\\';
switch (uValue) {
case 0x22:
*cursor++ = '"';
break;
case 0x5c:
*cursor++ = '\\';
break;
case 0x8:
*cursor++ = 'b';
break;
case 0xc:
*cursor++ = 'f';
break;
case 0xa:
*cursor++ = 'n';
break;
case 0xd:
*cursor++ = 'r';
break;
case 0x9:
*cursor++ = 't';
break;
default:
*cursor++ = 'u';
*cursor++ = '0';
*cursor++ = '0';
*cursor++ = hexdig(uValue >> 4);
*cursor++ = hexdig(uValue & 0xf);
}
} else {
*cursor++ = static_cast<uchar>(uValue);
}
} else if (QUtf8Functions::toUtf8<QUtf8BaseTraits>(uValue, cursor, src, end) < 0) {
// failed to get valid utf8 use JSON escape sequence
*cursor++ = '\\';
*cursor++ = 'u';
*cursor++ = hexdig(uValue >> 12 & 0x0f);
*cursor++ = hexdig(uValue >> 8 & 0x0f);
*cursor++ = hexdig(uValue >> 4 & 0x0f);
*cursor++ = hexdig(uValue & 0x0f);
}
}
byteArray.resize(
cursor - reinterpret_cast<const uchar*>(byteArray.constData())
);
return byteArray;
}

QJsonModel::QJsonModel(QObject* parent)
: QAbstractItemModel(parent), mRootItem{ new QJsonTreeItem }
{
Expand Down Expand Up @@ -585,33 +382,33 @@ QJsonValue QJsonModel::genJson(QJsonTreeItem* item) const
int nchild = item->childCount();

if (QJsonValue::Object == type) {
QJsonObject jo;
QJsonObject jsonObj;
for (int i = 0; i < nchild; ++i) {
auto ch = item->child(i);
auto key = ch->key();
jo.insert(key, genJson(ch));
auto child = item->child(i);
auto key = child->key();
jsonObj.insert(key, genJson(child));
}
return jo;
return jsonObj;
} else if (QJsonValue::Array == type) {
QJsonArray arr;
for (int i = 0; i < nchild; ++i) {
auto ch = item->child(i);
arr.append(genJson(ch));
auto child = item->child(i);
arr.append(genJson(child));
}
return arr;
} else {
QJsonValue va;
QJsonValue value;
switch (item->value().typeId()) {
case QMetaType::Bool: {
va = item->value().toBool();
value = item->value().toBool();
break;
}
default:
va = item->value().toString();
value = item->value().toString();
break;
}
(item->value());
return va;
return value;
}
}
// clang-format off
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