Files
MorphDoc/apps/desktop/src/pdf-preload.ts
T

42 lines
1.1 KiB
TypeScript

import {
contextBridge,
ipcRenderer,
type IpcRendererEvent
} from "electron";
import type {
PagedDocumentPayload,
PagedDocumentRenderResult
} from "@md-to-pdf/core";
import {
PDF_RUNTIME_COMPLETE,
PDF_RUNTIME_FAIL,
PDF_RUNTIME_READY,
PDF_RUNTIME_RENDER
} from "./channels.js";
type RenderListener = (
requestId: number,
payload: PagedDocumentPayload
) => Promise<void> | void;
contextBridge.exposeInMainWorld("__mdToPdfDesktopPdf", {
ready: () => ipcRenderer.send(PDF_RUNTIME_READY),
onRender: (listener: RenderListener) => {
const handler = (
_event: IpcRendererEvent,
requestId: number,
payload: PagedDocumentPayload
) => {
void listener(requestId, payload);
};
ipcRenderer.on(PDF_RUNTIME_RENDER, handler);
return () => ipcRenderer.removeListener(PDF_RUNTIME_RENDER, handler);
},
complete: (
requestId: number,
result: PagedDocumentRenderResult
) => ipcRenderer.send(PDF_RUNTIME_COMPLETE, requestId, result),
fail: (requestId: number, message: string) =>
ipcRenderer.send(PDF_RUNTIME_FAIL, requestId, message)
});