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  4. setVerifyPasswordDelegate

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setVerifyPasswordDelegate

Registers a callback method for an event to notify the processing result of the devices from execution of the verifyPassword API.

Syntax

 
 
- (void) setVerifyPasswordDelegate:(id<Epos2PrinterVerifyPasswordDelegate>)delegate;

Parameter

delegate

Specifies an object conforming to the Epos2PrinterVerifyPasswordDelegate protocol.

Protocol declaration

 
 
@protocol Epos2PrinterVerifyPasswordDelegate <NSObject>
@required - (void) onVerifyPassword:(Epos2Printer *)
printerObj \ code:(int)code; 
@end

Parameter

printerObj

The callback source object is stored.

code

The processing result is stored.

Error status

Description

EPOS2_CODE_SUCCESS

Successful

EPOS2_CODE_ERR_PORT

Error was detected with the communication port.

EPOS2_CODE_ERR_TIMEOUT

Processing did not end within the specified time period.

EPOS2_CODE_ERR_AUTORECOVER

Automatic recovery error occurred.

EPOS2_CODE_ERR_UNRECOVERABLE

Unrecoverable error occurred.

EPOS2_CODE_ERR_CUTTER

Auto cutter error occurred.

EPOS2_CODE_ERR_MECHANICAL

Mechanical error occurred.

EPOS2_CODE_ERR_DEVICE_BUSY

Used by other connection target.

EPOS2_CODE_NO_PASSWORD

No administrator password is set for the printer.

EPOS2_CODE_ERR_INVALID_PASSWORD

Does not match with the administrator password in the printer.

EPOS2_CODE_ERR_FAILURE

An unknown error occurred.

Supplementary explanation

  • When this API is run multiple times, the callback method specified later takes effect.
  • If nil is specified in delegate when calling this API, the registered callback method is canceled.
 

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Epson ePOS SDK includes patented or patent pending functions. The contents must not be disclosed to third parties.


Epson ePOS SDK for iOS

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  4. setVerifyPasswordDelegate

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