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add optional chaining to access window.parent in callback

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contributor 2026-03-14 11:02:36 +02:00
parent 940f7f77f5
commit 10e28789e2
1 changed files with 3 additions and 3 deletions
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6
packages/pdfjs-viewer/src/custom.ts
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@ -7,9 +7,9 @@ import { setupPdfLayers } from "./layers";
async function main() {
const urlParams = new URLSearchParams(window.location.search);
const isEditable = urlParams.get("editable") === "1";
document.body.classList.toggle("read-only-document", !isEditable);
if (urlParams.get("sidebar") === "0") {
hideSidebar();
}
@ -50,7 +50,7 @@ function configurePdfViewerOptions() {
};
if (window.parent && window.parent !== window) {
window.parent.addEventListener("webviewerloaded", pdfOptionsHandler, { once: true });
window.addEventListener("pagehide", () => window.parent.removeEventListener("webviewerloaded", pdfOptionsHandler));
window.addEventListener("pagehide", () => window.parent?.removeEventListener("webviewerloaded", pdfOptionsHandler));
}
}