screen_create_device_type()

Create a device of specified type to be associated with a context

Synopsis:

#include <screen/screen.h>
int screen_create_device_type(screen_device_t *pdev,
                              screen_context_t ctx,
                              int type)

Arguments:

pdev
A pointer to a screen_device_t where a handle for the new input device can be stored.
ctx
The handle of the context in which the input device is to be created. This context must have been created with the context type of SCREEN_INPUT_PROVIDER_CONTEXT using screen_create_context().
type
The type of input device to be created.

Library:

libscreen

Description:

Function Type: Immediate Execution

This function creates an input device object to be associated with a context. Note that you need to be within a privileged context to call this function. Applications must use screen_destroy_device() when a device is no longer used. The following are valid input devices that can be created:

Returns:

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