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  4. setKeyPressEventDelegate

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setKeyPressEventDelegate

Registers the callback method for key press events.

Syntax

 
 
- (void)
setKeyPressEventDelegate:(id<Epos2POSKbdKeyPressDelegate>)delegate;

Parameter

delegate

Specifies an object conforming to the Epos2POSKbdKeyPressDelegate protocol.

Protocol declaration

 
 
@protocol Epos2POSKbdKeyPressDelegate <NSObject>
@required
- (void) onKbdKeyPress:(Epos2POSKeyboard *)keyboardObj
posKeyCode:(int)posKeyCode;
@end

Parameter

keyboardObj

The callback source object is stored.

posKeyCode

The code of the pressed key is stored.

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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  2. Epson ePOS SDK for iOS »
  3. Epos2POSKeyboard class »
  4. setKeyPressEventDelegate

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