Function installPopupWindowHook

src/native_pdf_export_patch.ts:360–382

(session: NativeExportSession, plugin: CodeSpacePlugin)

}

function installPopupWindowHook(session: NativeExportSession, plugin: CodeSpacePlugin) {
	const win = session.ownerWindow;
	const originalOpen = win.open.bind(win);

	win.open = ((...args: Parameters<typeof window.open>) => {
		debugNativePdf(session, "window.open intercepted", {
			url: args[0] ?? "",
			target: args[1] ?? "",
			features: args[2] ?? "",
		});
		const popupWindow = originalOpen(...args);
		if (activeNativeExportSession === session && popupWindow) {
			session.popupOpened = true;
			debugNativePdf(session, "popup window opened successfully");
			installPopupPrintObserver(session, plugin, popupWindow);
		}
		return popupWindow;
	}) as typeof window.open;

	session.restoreWindowOpen = () => {
		win.open = originalOpen as typeof window.open;
	};
}

function beginNativeExportSession(
	plugin: CodeSpacePlugin,