RequestEventText

RequestEventText 1:

This method returns the event text.

Syntax

METHOD RequestEventText : BOOL
VAR_INPUT
    nLangId     : DINT;
    sResult     : REFERENCE TO STRING;
    nResultSize : UDINT;
END_VAR
VAR_OUTPUT
    bError      : BOOL;
    hrErrorCode : HRESULT;
END_VAR

RequestEventText 2: Inputs

Name

Type

Description

nLangId

DINT

Specifies the language ID

English (en-US) = 1033
German (de-DE) = 1031

sResult

REFERENCE TO STRING

Reference to a variable of the type String

nResultSize

UDINT

Size of the String variable in bytes

RequestEventText 3: Return value

Name

Type

Description

RequestEventText 

BOOL

Returns TRUE as soon as the request has been terminated. Returns FALSE if the asynchronous request is still active. The method must be called until the return value is TRUE.

RequestEventText 4: Outputs

Name

Type

Description

bError

BOOL

Returns FALSE if the method call was successful. Returns TRUE if an error has occurred.

hrErrorCode

HRESULT

Returns S_OK if the method call was successful. An error code is output in case of an error.