Various improvements

js/input/keybaord/KeyboardShortcutAction.js

@@ -0,0 +1,41 @@
+import IKeyboardShortcut from "./IKeyboardShortcut"
+
+/** @typedef {import("../../Blueprint").default} Blueprint */
+
+/**
+ * @template {HTMLElement} T
+ * @extends IKeyboardShortcut<T>
+ */
+export default class KeyboardShortcutAction extends IKeyboardShortcut {
+
+    static #ignoreEvent =
+        /** @param {KeyboardShortcutAction} self */
+        self => { }
+
+    /**
+     * @param {T} target
+     * @param {Blueprint} blueprint
+     * @param {Object} options
+     * @param {(self: KeyboardShortcutAction<T>) => void} onKeyDown
+     * @param {(self: KeyboardShortcutAction<T>) => void} onKeyUp
+     */
+    constructor(
+        target,
+        blueprint,
+        options,
+        onKeyDown = KeyboardShortcutAction.#ignoreEvent,
+        onKeyUp = KeyboardShortcutAction.#ignoreEvent
+    ) {
+        super(target, blueprint, options)
+        this.onKeyDown = onKeyDown
+        this.onKeyUp = onKeyUp
+    }
+
+    fire() {
+        this.onKeyDown(this)
+    }
+
+    unfire() {
+        this.onKeyUp(this)
+    }
+}