Function input_sys::libinput_event_tablet_tool_get_seat_button_count [−] [src]

pub unsafe extern "C" fn libinput_event_tablet_tool_get_seat_button_count(
    event: *mut libinput_event_tablet_tool
) -> u32

@ingroup event_tablet

For the button of a @ref LIBINPUT_EVENT_TABLET_TOOL_BUTTON event, return the total number of buttons pressed on all devices on the associated seat after the the event was triggered.

" @note It is an application bug to call this function for events other than @ref LIBINPUT_EVENT_TABLET_TOOL_BUTTON. For other events, this function returns 0.

@param event The libinput tablet tool event @return the seat wide pressed button count for the key of this event