for (int i = 0; i < _device_selector.count(); i++)
if (dev_inst->dev_inst() ==
_device_selector.itemData(i).value<void*>()) {
for (int i = 0; i < _device_selector.count(); i++)
if (dev_inst->dev_inst() ==
_device_selector.itemData(i).value<void*>()) {