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ipc.ts
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ipc.ts
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/**
* Copyright (c) 2021 OpenLens Authors
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
// Inter-process communications (main <-> renderer)
// https://www.electronjs.org/docs/api/ipc-main
// https://www.electronjs.org/docs/api/ipc-renderer
import { ipcMain, ipcRenderer, webContents, remote } from "electron";
import { toJS } from "mobx";
import logger from "../../main/logger";
import { ClusterFrameInfo, clusterFrameMap } from "../cluster-frames";
import type { Disposer } from "../utils";
const subFramesChannel = "ipc:get-sub-frames";
export async function requestMain(channel: string, ...args: any[]) {
return ipcRenderer.invoke(channel, ...args);
}
function getSubFrames(): ClusterFrameInfo[] {
return toJS(Array.from(clusterFrameMap.values()), { recurseEverything: true });
}
export function broadcastMessage(channel: string, ...args: any[]) {
const views = (webContents || remote?.webContents)?.getAllWebContents();
if (!views) return;
ipcRenderer?.send(channel, ...args);
ipcMain?.emit(channel, ...args);
const subFramesP = ipcRenderer
? requestMain(subFramesChannel)
: Promise.resolve(getSubFrames());
subFramesP
.then(subFrames => {
for (const view of views) {
try {
logger.silly(`[IPC]: broadcasting "${channel}" to ${view.getType()}=${view.id}`, { args });
view.send(channel, ...args);
for (const frameInfo of subFrames) {
view.sendToFrame([frameInfo.processId, frameInfo.frameId], channel, ...args);
}
} catch (error) {
logger.error("[IPC]: failed to send IPC message", { error: String(error) });
}
}
});
}
export function ipcMainOn(channel: string, listener: (event: Electron.IpcMainEvent, ...args: any[]) => any): Disposer {
ipcMain.on(channel, listener);
return () => ipcMain.off(channel, listener);
}
export function ipcRendererOn(channel: string, listener: (event: Electron.IpcRendererEvent, ...args: any[]) => any): Disposer {
ipcRenderer.on(channel, listener);
return () => ipcRenderer.off(channel, listener);
}
export function bindBroadcastHandlers() {
ipcMain.handle(subFramesChannel, getSubFrames);
}