screen_get_event_property_iv()

Updated: April 19, 2023

Retrieve the current value of the specified event property of type integer

Synopsis:

#include <screen/screen.h>
int screen_get_event_property_iv(screen_event_t ev,
                                 int pname,
                                 int *param)

Arguments:

ev
The handle of the event whose property is being queried. The event must have an event type of Screen event types.
pname
The name of the property whose value is being queried. The properties available for query are of type Screen property types.
param
A pointer to a buffer where this function stores the retrieved value(s). This buffer must be of type int. The buffer may be a single integer or an array of integers, depending on the property being retrieved.

Library:

libscreen

Description:

Function Type: Immediate Execution

This function stores the current value of an event property in a user-provided buffer. The list of properties that can be queried per event type are listed as follows:

Returns:

0 if successful, or -1 if an error occurred (errno is set; refer to errno.h for more details).