removed old code

saving is now entirely done through the editors command api

src/ui/src/components/Editor.js

@@ -1,35 +1,15 @@
-import React, {useEffect, useContext, useRef} from "react";
+import React  from "react";
 import Monaco from "@monaco-editor/react";
 
-import SlideContext from "../shared/SlideContext";
-import Mode         from "../models/Mode";
-
 const Editor = ({show, source}) => {
-	const editor = useRef();
-	const {mode} = useContext(SlideContext);
-
-	useEffect(() => {
-		const listener = event => {
-			if (!event.metaKey && !event.ctrlKey)
-				return;
-			if (mode !== Mode.EDIT || event.key !== "s")
-				return;
-
-			window.api.saveFile(editor.current?.getValue());
-		};
-
-		document.addEventListener("keydown", listener);
-
-		return () => {
-			document.removeEventListener("keydown", listener);
-		};
-	}, [mode]);
 
 	const editorMount = (instance, monaco) => {
+		// NOTE: I have no idea, why we have to re-add these ourselves, but this
+		//       code works, so be it. --MikO
 		instance.addCommand(monaco.KeyMod.CtrlCmd | monaco.KeyCode.KeyC, () => instance.trigger("source","editor.action.clipboardCopyAction"));
 		instance.addCommand(monaco.KeyMod.CtrlCmd | monaco.KeyCode.KeyV, () => instance.trigger("source","editor.action.clipboardPasteAction"));
 		instance.addCommand(monaco.KeyMod.CtrlCmd | monaco.KeyCode.KeyX, () => instance.trigger("source","editor.action.clipboardCutAction"));
-		editor.current = instance;
+		instance.addCommand(monaco.KeyMod.CtrlCmd | monaco.KeyCode.KeyS, () => window.api.saveFile(instance.getValue()));
 	}
 
 	if (!show)