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support specifying pos printer

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This commit is contained in:
Martin Brodbeck 2018-08-15 08:02:28 +02:00
parent 4cd0b42072
commit 98ba6db5a3
2 changed files with 25 additions and 3 deletions
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21
src/printer/posprinter.cpp
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@ -35,14 +35,24 @@ PosPrinter::PosPrinter()
libusb_exit(contextPtr_);
throw std::runtime_error("Could not receive device list");
}
int numDevice = -1;
for (int i = 0; i < devCount; ++i) {
libusb_device_descriptor desc;
libusb_get_device_descriptor(devList[i], &desc);
for (const auto& supported : supportedPrinters_.models) {
if (desc.idVendor == supported.first && desc.idProduct == supported.second) {
if (printerDevice_.idVendor == 0) {
for (const auto& supported : supportedPrinters_.models) {
if (desc.idVendor == supported.first && desc.idProduct == supported.second) {
numDevice = i;
break;
}
}
} else {
if (desc.idVendor == printerDevice_.idVendor &&
desc.idProduct == printerDevice_.idProduct) {
numDevice = i;
break;
}
}
}
@ -75,6 +85,11 @@ PosPrinter::PosPrinter()
libusb_free_device_list(devList, 1);
}
PosPrinter::PosPrinter(const PrinterDevice& printerDevice) : printerDevice_{printerDevice}
{
PosPrinter();
}
PosPrinter::~PosPrinter()
{
if (devicePtr_) {