navFormReceiveReadStop (Function)

This function will read the id of the selected stop from a field on a received form.

Note that the received form is only valid after a "Form received" event is raised; the event will not be removed until the navFormReceiveDone function is called.

Input:

id : DINT (1..2147483647)

ID of the field to read.

Output:

stop : INT

The id of the stop.

Returns: INT

Declaration:

FUNCTION navFormReceiveReadStop : INT;
VAR_INPUT
  id       : DINT;
  stop     : ACCESS INT;
END_VAR;

Example:

INCLUDE rtcu.inc
 
PROGRAM NavigationExample;
VAR
  val : INT;
END_VAR;
BEGIN
  ...
  // Read field 18
  navFormReceiveReadStop(ID := 18, stop := val);
  ...
END;
END_PROGRAM;