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extern "C" {
#include <glib.h>
}
#include "converter.h"
#include <QDebug>
#include <QVariant>
/*! \internal */
QVariant Converter::toQVariant(GVariant *value)
{
QVariant result;
if (value == NULL) {
return result;
}
const GVariantType *type = g_variant_get_type(value);
if (g_variant_type_equal(type, G_VARIANT_TYPE_BOOLEAN)) {
result.setValue((bool)g_variant_get_boolean(value));
} else if (g_variant_type_equal(type, G_VARIANT_TYPE_BYTE)) {
result.setValue(g_variant_get_byte(value));
} else if (g_variant_type_equal(type, G_VARIANT_TYPE_INT16)) {
result.setValue(qint16(g_variant_get_int16(value)));
} else if (g_variant_type_equal(type, G_VARIANT_TYPE_UINT16)) {
result.setValue(quint16(g_variant_get_uint16(value)));
} else if (g_variant_type_equal(type, G_VARIANT_TYPE_INT32)) {
result.setValue(qint32(g_variant_get_int32(value)));
} else if (g_variant_type_equal(type, G_VARIANT_TYPE_UINT32)) {
result.setValue(quint32(g_variant_get_uint32(value)));
} else if (g_variant_type_equal(type, G_VARIANT_TYPE_INT64)) {
result.setValue(qint64(g_variant_get_int64(value)));
} else if (g_variant_type_equal(type, G_VARIANT_TYPE_UINT64)) {
result.setValue(quint64(g_variant_get_uint64(value)));
} else if (g_variant_type_equal(type, G_VARIANT_TYPE_DOUBLE)) {
result.setValue(g_variant_get_double(value));
} else if (g_variant_type_equal(type, G_VARIANT_TYPE_STRING)) {
gsize size = 0;
const gchar *v = g_variant_get_string(value, &size);
result.setValue(QString::fromUtf8(v, size));
} else if (g_variant_type_equal(type, G_VARIANT_TYPE_VARIANT)) {
GVariant *var = g_variant_get_variant(value);
result = toQVariant(var);
g_variant_unref(var);
} else if (g_variant_type_equal(type, G_VARIANT_TYPE_VARDICT)) {
GVariantIter iter;
GVariant *vvalue;
gchar *key;
QVariantMap qmap;
g_variant_iter_init (&iter, value);
while (g_variant_iter_loop (&iter, "{sv}", &key, &vvalue))
{
qmap.insert(QString::fromUtf8(key), toQVariant(vvalue));
}
result.setValue(qmap);
} else if (g_variant_type_is_array(type)) {
QVariantList lst;
for (int i = 0, iMax = g_variant_n_children(value); i < iMax; i++) {
GVariant *child = g_variant_get_child_value(value, i);
lst << toQVariant(child);
g_variant_unref(child);
}
result.setValue(lst);
} else if (g_variant_type_is_tuple(type)) {
gsize size = g_variant_n_children(value);
QVariantList vlist;
for (gsize i=0; i < size; i++) {
GVariant *v = g_variant_get_child_value(value, i);
if (v) {
vlist << toQVariant(v);
g_variant_unref(v);
}
}
result.setValue(vlist);
} else {
qWarning() << "Unsupported GVariant value" << (char*) type;
}
/* TODO: implement convertions to others types
* G_VARIANT_TYPE_HANDLE
* G_VARIANT_TYPE_OBJECT_PATH
* G_VARIANT_TYPE_SIGNATURE
* G_VARIANT_TYPE_ANY
* G_VARIANT_TYPE_BASIC
* G_VARIANT_TYPE_MAYBE
* G_VARIANT_TYPE_UNIT
* G_VARIANT_TYPE_DICT_ENTRY
* G_VARIANT_TYPE_DICTIONARY
* G_VARIANT_TYPE_STRING_ARRAY
* G_VARIANT_TYPE_BYTESTRING
* G_VARIANT_TYPE_OBJECT_PATH_ARRAY
* G_VARIANT_TYPE_BYTESTRING_ARRAY
*/
return result;
}
static GVariant* toGVariant(const QString &typeName, const QVariant &value)
{
if (typeName == "uchar") {
return g_variant_new_byte(value.value<uchar>());
} else if (typeName == "short") {
return g_variant_new_int16(value.value<short>());
} else if (typeName == "ushort") {
return g_variant_new_uint16(value.value<ushort>());
} else if (typeName == "long") {
return g_variant_new_int64(value.value<long>());
} else if (typeName == "ulong") {
return g_variant_new_uint64(value.value<ulong>());
} else {
qWarning() << "QVariant type not supported:" << typeName;
}
return NULL;
}
GVariant* Converter::toGVariant(const QVariant &value)
{
GVariant *result = NULL;
if (value.isNull() || !value.isValid())
return result;
switch(value.type()) {
case QVariant::Bool:
result = g_variant_new_boolean(value.toBool());
break;
case QVariant::ByteArray:
result = g_variant_new_bytestring(value.toByteArray());
break;
case QVariant::Double:
result = g_variant_new_double(value.toDouble());
break;
case QVariant::Int:
result = g_variant_new_int32(value.toInt());
break;
case QVariant::String:
result = g_variant_new_string(value.toString().toUtf8().data());
break;
case QVariant::UInt:
result = g_variant_new_uint32(value.toUInt());
break;
case QVariant::Map:
{
GVariantBuilder *b;
GVariant *dict;
b = g_variant_builder_new(G_VARIANT_TYPE_VARDICT);
QMapIterator<QString, QVariant> i(value.toMap());
while (i.hasNext()) {
i.next();
g_variant_builder_add(b, "{sv}", i.key().toUtf8().data(), toGVariant(i.value()));
}
result = g_variant_builder_end(b);
g_variant_builder_unref(b);
break;
}
case QVariant::List:
{
QVariantList lst = value.toList();
GVariant **vars = g_new(GVariant*, lst.size());
for (int i=0; i < lst.size(); i++) {
vars[i] = toGVariant(lst[i]);
}
result = g_variant_new_tuple(vars, lst.size());
g_free(vars);
break;
}
default:
result = ::toGVariant(value.typeName(), value);
}
return result;
}
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