Files
djaudiovisualizer/preload.js
T
lucianoandClaude Opus 4.8 b32ea47ae5 Initial commit: DJ Visualizer
Electron app with audio-reactive fractal/abstract visuals on an external
display. Dual-window setup (control panel + fullscreen output), 8 WebGL
scenes, audio from file/live input/system audio, image and scrolling-text
overlays.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-06-19 12:44:17 +02:00

25 lines
1.0 KiB
JavaScript

const { contextBridge, ipcRenderer, webUtils } = require('electron');
// Each window is launched with --role=control or --role=output.
const roleArg = process.argv.find(a => a.startsWith('--role='));
const role = roleArg ? roleArg.split('=')[1] : 'control';
contextBridge.exposeInMainWorld('djv', {
role,
// Control -> Output commands.
send: (msg) => ipcRenderer.send('ctl', msg),
onControl: (cb) => ipcRenderer.on('ctl', (_e, m) => cb(m)),
// Output -> Control reports.
report: (msg) => ipcRenderer.send('rpt', msg),
onReport: (cb) => ipcRenderer.on('rpt', (_e, m) => cb(m)),
// Display management (control window).
// Resolve a dropped/picked File to its absolute filesystem path.
pathForFile: (file) => {
try { return webUtils.getPathForFile(file); }
catch (e) { return file && file.path ? file.path : null; }
},
listDisplays: () => ipcRenderer.invoke('displays:list'),
moveOutputTo: (id) => ipcRenderer.invoke('output:moveTo', id),
toggleOutputFullscreen: () => ipcRenderer.invoke('output:toggleFullscreen')
});