screen_get_device_property_iv()

Retrieve the current value of the specified device property of type integer.

Synopsis:

#include <screen/screen.h>
 
int screen_get_device_property_iv(screen_device_t dev,
                                  int pname,
                                  int *param)

Arguments:

dev

The handle of the device whose property is being queried.

pname

The name of the property whose value is being queried. The properties available for query are of type Screen property types.

param

The buffer where the retrieved value(s) will be stored. This buffer must be of type int. param may be a single integer or an array of integers depending on the property being set.

Library:

libscreen

Description:

Function Type: Flushing Execution

This function stores the current value of a device property in a user-provided buffer.

Returns:

0 if a query was successful and the value(s) of the property are stored in param, or -1 if an error occurred (errno is set; refer to /usr/include/errno.h for more details). Note that the error may also have been caused by any delayed execution function that's just been flushed.