Method QJsonModel

src/backend/datasources/filters/QJsonModel.cpp:127–161

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

QJsonModel::QJsonModel(QObject* parent)
	: QAbstractItemModel(parent)
	, mHeadItem(new QJsonTreeItem)
	, mRootItem(new QJsonTreeItem(mHeadItem)) {
	mHeadItem->appendChild(mRootItem);
	mHeaders.append(i18n("Key"));
	mHeaders.append(i18n("Value"));
	mHeaders.append(i18n("Size in Bytes"));

	// icons
	QPainter painter;
	QPixmap pix(64, 64);

	QFont font;
	font.setPixelSize(60);

	const auto color = qApp->palette().color(QPalette::Text);
	painter.setPen(QPen(color));

	// draw the icon for JSON array
	pix.fill(QColor(Qt::transparent));
	painter.begin(&pix);
	painter.setFont(font);
	painter.drawText(pix.rect(), Qt::AlignCenter, QLatin1String("[ ]"));
	painter.end();
	mArrayIcon = QIcon(pix);

	// draw the icon for JSON object
	pix.fill(QColor(Qt::transparent));
	painter.begin(&pix);
	painter.setFont(font);
	painter.drawText(pix.rect(), Qt::AlignCenter, QLatin1String("{ }"));
	painter.end();
	mObjectIcon = QIcon(pix);
}

QJsonModel::~QJsonModel() {
	// delete mRootItem;