Re-added code to clean branch

content/_code-samples/build-a-wallet/desktop-js/view/5_preload.js

@@ -0,0 +1,28 @@
+const { contextBridge, ipcRenderer } = require('electron');
+
+contextBridge.exposeInMainWorld('electronAPI', {
+    // Step 5 code additions - start
+    onOpenSeedDialog: (callback) => {
+        ipcRenderer.on('open-seed-dialog', callback)
+    },
+    onEnterSeed: (seed) => {
+        ipcRenderer.send('seed-entered', seed)
+    },
+    onOpenPasswordDialog: (callback) => {
+        ipcRenderer.on('open-password-dialog', callback)
+    },
+    onEnterPassword: (password) => {
+        ipcRenderer.send('password-entered', password)
+    },
+    // Step 5 code additions - end
+
+    onUpdateLedgerData: (callback) => {
+        ipcRenderer.on('update-ledger-data', callback)
+    },
+    onUpdateAccountData: (callback) => {
+        ipcRenderer.on('update-account-data', callback)
+    },
+    onUpdateTransactionData: (callback) => {
+        ipcRenderer.on('update-transaction-data', callback)
+    }
+})