scramjet/src/controller/frame.ts

import { ScramjetController } from ".";
import type { ScramjetClient } from "../client/client";
import { SCRAMJETCLIENT, SCRAMJETFRAME } from "../symbols";

export class ScramjetFrame extends EventTarget {
	constructor(
		private controller: ScramjetController,
		public frame: HTMLIFrameElement
	) {
		super();
		frame[SCRAMJETFRAME] = this;
	}

	get client(): ScramjetClient {
		return this.frame.contentWindow.window[SCRAMJETCLIENT];
	}

	go(url: string | URL) {
		if (url instanceof URL) url = url.toString();

		dbg.log("navigated to", url);

		this.frame.src = this.controller.encodeUrl(url);
	}

	back() {
		this.frame.contentWindow?.history.back();
	}

	forward() {
		this.frame.contentWindow?.history.forward();
	}
}