pulseDrawer method
Implementation
@override
Future<bool> pulseDrawer() async {
// final commands = PrintCommands();
// commands.openCashDrawer(1);
// commands.openCashDrawer(2);
// final result = await StarPrnt.sendCommands(portName: this._selectedPrinter!, emulation: this._emulation, printCommands: commands);
// return result.isSuccess;
return true;
}