Use setDisplayMediaRequestHandler instead (#2266)

src/app/chrome-flags.ts

@@ -115,14 +115,15 @@ export const setChromeFlags = () => {
 export const setSessionProperties = () => {
   logger.info(`chrome-flags: Settings session properties`);
   const { customFlags } = config.getConfigFields(['customFlags']) as IConfig;
+  const { defaultSession } = session;
 
   if (
-    session.defaultSession &&
+    defaultSession &&
     customFlags &&
     customFlags.authServerWhitelist &&
     customFlags.authServerWhitelist !== ''
   ) {
-    session.defaultSession.allowNTLMCredentialsForDomains(
+    defaultSession.allowNTLMCredentialsForDomains(
       customFlags.authServerWhitelist,
     );
   }

src/app/display-media-request-handler.ts

@@ -0,0 +1,20 @@
+import { session } from 'electron';
+
+/**
+ * This is currently supported only on macOS 15+.
+ * setDisplayMediaRequestHandler injects into navigator.mediaDevices.getDisplayMedia().
+ * With the macOS-only option { useSystemPicker: true },
+ * everyting is handled natively by the OS.
+ *
+ * For all other OSes and versions, the regular screen share flow will be used.
+ */
+export const setDisplayMediaRequestHandler = () => {
+  const { defaultSession } = session;
+
+  defaultSession.setDisplayMediaRequestHandler(
+    async (_request, _callback) => {
+      // TODO - Add support for Windows.
+    },
+    { useSystemPicker: true },
+  );
+};

src/app/main.ts

@@ -8,6 +8,7 @@ import { cleanUpAppCache, createAppCacheFile } from './app-cache-handler';
 import { setChromeFlags, setSessionProperties } from './chrome-flags';
 import { config } from './config-handler';
 import './dialog-handler';
+import { setDisplayMediaRequestHandler } from './display-media-request-handler';
 import './main-api-handler';
 import { handlePerformanceSettings } from './perf-handler';
 import { protocolHandler } from './protocol-handler';
@@ -108,6 +109,7 @@ const startApplication = async () => {
   // Picks global config values and updates them in the user config
   await config.updateUserConfigOnStart();
   setSessionProperties();
+  setDisplayMediaRequestHandler();
   await autoUpdate.init();
   await windowHandler.createApplication();
   logger.info(`main: created application`);