Screen library referenceDisplays (screen.h) Parent topic: Displays (screen.h)

screen_set_display_property_cv()

Set the value of the specified display property of type char

Synopsis:

#include <screen/screen.h>
int screen_set_display_property_cv(screen_display_t disp,
                                   int pname,
                                   int len,
                                   const char *param)

Arguments:

disp
The handle of the display whose property is to be set.
pname
The name of the property whose value is being set. The properties that you can set are of type Screen property types.
len
The size (including a terminating null character) of param. Screen reads from param until it encounters a null character (\0), or until len number of bytes is reached. Ensure that len doesn't exceed the maximum size that Screen allows for the property specified by pname.
param
A pointer to a character array containing the new property value. This array must have a minimum length of len.

Library:

libscreen

Description:

Function Type: Delayed Execution

This function sets the value of a display property from a user-provided buffer.

Currently there are no display properties that can be queried using this function.

Returns:

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

Parent topic: Displays (screen.h)