refactor: split clipboard module implementation for browser / renderer (#38429)

lib/renderer/api/clipboard.ts

@@ -0,0 +1,21 @@
+import { IPC_MESSAGES } from '@electron/internal/common/ipc-messages';
+import * as ipcRendererUtils from '@electron/internal/renderer/ipc-renderer-internal-utils';
+
+const clipboard = process._linkedBinding('electron_common_clipboard');
+
+const makeRemoteMethod = function (method: keyof Electron.Clipboard): any {
+  return (...args: any[]) => ipcRendererUtils.invokeSync(IPC_MESSAGES.BROWSER_CLIPBOARD_SYNC, method, ...args);
+};
+
+if (process.platform === 'linux') {
+  // On Linux we could not access clipboard in renderer process.
+  for (const method of Object.keys(clipboard) as (keyof Electron.Clipboard)[]) {
+    clipboard[method] = makeRemoteMethod(method);
+  }
+} else if (process.platform === 'darwin') {
+  // Read/write to find pasteboard over IPC since only main process is notified of changes
+  clipboard.readFindText = makeRemoteMethod('readFindText');
+  clipboard.writeFindText = makeRemoteMethod('writeFindText');
+}
+
+export default clipboard;

lib/renderer/api/module-list.ts

@@ -1,5 +1,6 @@
 // Renderer side modules, please sort alphabetically.
 export const rendererModuleList: ElectronInternal.ModuleEntry[] = [
+  { name: 'clipboard', loader: () => require('./clipboard') },
   { name: 'contextBridge', loader: () => require('./context-bridge') },
   { name: 'crashReporter', loader: () => require('./crash-reporter') },
   { name: 'ipcRenderer', loader: () => require('./ipc-renderer') },