Merge branch 'choose_printer'

This commit is contained in:
Martin Brodbeck 2018-08-15 09:03:13 +02:00
commit dc74c59287
4 changed files with 55 additions and 16 deletions

View File

@ -6,6 +6,7 @@
#include <posprinter.h>
#include <exception>
#include <stdexcept>
#include <QMessageBox>
#include <QSettings>
@ -16,7 +17,7 @@ SettingsDialog::SettingsDialog(QWidget* parent, Qt::WindowFlags f) : QDialog(par
QSettings settings{};
int cashPointNo = settings.value("global/cashPointNo").toInt();
// QString posPrinterDevice = settings.value("global/posPrinterDevice").toString();
QString posPrinterDevice = settings.value("global/posPrinterDevice").toString();
int feeInPercent = settings.value("global/feeInPercent").toInt();
int maxFeeInEuro = settings.value("global/maxFeeInEuro").toInt();
@ -24,26 +25,44 @@ SettingsDialog::SettingsDialog(QWidget* parent, Qt::WindowFlags f) : QDialog(par
market_ = dynamic_cast<MainWindow*>(parent)->getMarketplace();
ui_.cashPointNoSpinBox->setValue(cashPointNo);
// ui_.posPrinterDeviceEdit->setText(posPrinterDevice);
ui_.posPrinterDeviceEdit->setText(posPrinterDevice);
ui_.feePercentSpinBox->setValue(feeInPercent);
ui_.maxFeeSpinBox->setValue(maxFeeInEuro);
connect(ui_.testPosPrinterButton, &QPushButton::clicked, this, [=]() {
using namespace std::string_literals;
try {
PosPrinter printer;
printer.printTest();
if (printer.isValid())
this->ui_.posPrinterDeviceEdit->setText("<gefunden>");
else
this->ui_.posPrinterDeviceEdit->setText("<nicht gefunden>");
if (ui_.posPrinterDeviceEdit->text().isEmpty()) {
PosPrinter printer;
printer.printTest();
} else {
std::string posPrinterDeviceString = ui_.posPrinterDeviceEdit->text().toStdString();
std::string delimiter = ":";
PrinterDevice printerDevice;
try {
printerDevice.idVendor = std::stoi(
posPrinterDeviceString.substr(0, posPrinterDeviceString.find(delimiter)), 0,
16);
printerDevice.idProduct = std::stoi(
posPrinterDeviceString.substr(posPrinterDeviceString.find(delimiter) + 1),
0, 16);
} catch (std::exception&) {
QMessageBox(QMessageBox::Icon::Warning, "Falsche Eingabe",
QString("Eingabeformat für den Bondrucker (hexadezimale IDs): "
"<VendorID>:<ProductID>\nBeispiel: 0416:5011"),
QMessageBox::StandardButton::Ok, this)
.exec();
return;
}
PosPrinter printer(printerDevice);
printer.printTest();
}
} catch (std::runtime_error& err) {
QMessageBox(QMessageBox::Icon::Warning, "Bondrucker Fehler",
QString("Test schlug fehl: ") + err.what(), QMessageBox::StandardButton::Ok,
this)
.exec();
this->ui_.posPrinterDeviceEdit->setText("<Fehler>");
return;
}
});
@ -56,7 +75,7 @@ void SettingsDialog::accept()
int oldCashPointNo = settings.value("global/cashPointNo").toInt();
int newCashPointNo = ui_.cashPointNoSpinBox->value();
// settings.setValue("global/posPrinterDevice", ui_.posPrinterDeviceEdit->text());
settings.setValue("global/posPrinterDevice", ui_.posPrinterDeviceEdit->text());
settings.setValue("global/feeInPercent", ui_.feePercentSpinBox->value());
settings.setValue("global/maxFeeInEuro", ui_.maxFeeSpinBox->value());

View File

@ -7,7 +7,7 @@
<x>0</x>
<y>0</y>
<width>400</width>
<height>180</height>
<height>203</height>
</rect>
</property>
<property name="windowTitle">
@ -33,8 +33,8 @@
</item>
<item row="1" column="1">
<widget class="QLineEdit" name="posPrinterDeviceEdit">
<property name="enabled">
<bool>false</bool>
<property name="toolTip">
<string>&lt;idVendor&gt;:&lt;idProduct&gt;</string>
</property>
</widget>
</item>

View File

@ -20,7 +20,9 @@ const std::string PosPrinter::Command::FONT_SIZE_BIG = {0x1b, 0x21, 0x10};
const std::string PosPrinter::Command::FONT_SIZE_NORMAL = {0x1b, 0x21, 0x00};
const std::string PosPrinter::Command::FEED = {0x1b, 0x64, 0x03};
PosPrinter::PosPrinter()
PosPrinter::PosPrinter() : PosPrinter(PrinterDevice()) {}
PosPrinter::PosPrinter(const PrinterDevice& printerDevice) : printerDevice_(printerDevice)
{
int retValue;
@ -35,12 +37,23 @@ 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;
}

View File

@ -16,10 +16,16 @@ struct SupportedPrinters {
};
};
struct PrinterDevice {
int idVendor{};
int idProduct{};
};
class PosPrinter
{
public:
PosPrinter();
PosPrinter(const PrinterDevice& printerDevice);
~PosPrinter();
void write(const std::string& text);
void printHeader();
@ -43,6 +49,7 @@ class PosPrinter
libusb_context* contextPtr_{};
libusb_device_handle* devicePtr_{};
SupportedPrinters supportedPrinters_;
PrinterDevice printerDevice_{};
};
#endif