screen_set_event_property_llv()
Graphics and Screen4.0 (8.x)Screen Graphics Subsystem Developer's GuideAPIProgrammingUtilities
Set the current value of the specified event property of type long
long
integer
Synopsis:
#include <screen/screen.h>
int screen_set_event_property_llv(screen_event_t ev,
int pname,
const long long *param)
Arguments:
- ev
- The handle of the event whose property is being set. Ensure that you've set the
SCREEN_PROPERTY_TYPE
to one of the valid Screen property types prior to calling this function. - pname
- The name of the property whose value is being set. The properties that you can set are of type Screen property types.
- param
- A pointer to a buffer containing the new value(s). This buffer must be of type
long
long
.
Library:
libscreenDescription:
Function Type: Immediate Execution
This function sets the value of an event property from a user-provided array. The list of properties that can be set 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).
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