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[JavaSignature('android/hardware/usb/UsbManager')]это имя пакета с классом -
android.hardware.usb.Manager
- это стандартный? ;;)d
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procedure TPrinterUSBAndroid.PrintText(const ADeviceAddr, AText: string);вот код с вызовом печати...
var
LPrinters: JArrayList;
LPrinter: JUsbDevice;
begin
inherited;
if not TAndroidUSBPrinter.Find(LPrinters) then
raise ENoPrintersFound.Create('No USB printers found')
else
begin
LPrinter := TAndroidUSBPrinter.GetDeviceByName(LPrinters, ADeviceAddr);
if not Assigned(LPrinter) then
raise ENoPrinterFoundByName.CreateFmt('No USB printer found (%s)', [ADeviceAddr]);
TAndroidUSBPrinter.Print(LPrinter, AText);
end;
end;
TAndroidUSBPrinter.Print(LPrinter, AText);
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