autumn-lisp-game-jam-2024/modules/dom/event.scm

48 lines
1.4 KiB
Scheme

;;; Copyright (C) 2024 David Thompson <dave@spritely.institute>
;;;
;;; Licensed under the Apache License, Version 2.0 (the "License");
;;; you may not use this file except in compliance with the License.
;;; You may obtain a copy of the License at
;;;
;;; http://www.apache.org/licenses/LICENSE-2.0
;;;
;;; Unless required by applicable law or agreed to in writing, software
;;; distributed under the License is distributed on an "AS IS" BASIS,
;;; WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
;;; See the License for the specific language governing permissions and
;;; limitations under the License.
;;; Commentary:
;;;
;;; EventTarget and Event bindings.
;;;
;;; Code:
(define-module (dom event)
#:use-module (hoot ffi)
#:export (add-event-listener!
remove-event-listener!
event-target
prevent-default!
keyboard-event-code))
;; EventTarget
(define-foreign add-event-listener!
"event" "addEventListener"
(ref extern) (ref string) (ref extern) -> none)
(define-foreign remove-event-listener!
"event" "removeEventListener"
(ref extern) (ref string) (ref extern) -> none)
(define-foreign event-target
"event" "target"
(ref null extern) -> (ref null extern))
;; Event
(define-foreign prevent-default!
"event" "preventDefault"
(ref extern) -> none)
;; KeyboardEvent
(define-foreign keyboard-event-code
"event" "keyboardCode"
(ref extern) -> (ref string))