fix splash screen

src/background/window.ts

@@ -55,7 +55,7 @@ const windowMount = (): void => {
     ipcMain.removeHandler('nav-bar'); // avoid setting duplicate handlers
     ipcMain.handle('nav-bar', navBarHandler);
     // render messages through ipc-renderer.
-    backgroundMitt.once('ipc-renderer', renderMessage);
+    backgroundMitt.on('ipc-renderer', renderMessage);
 }
 
 // do this on window dismount.
@@ -64,7 +64,7 @@ const windowDismount = (): void => {
     backgroundMitt.emit('window-active', false);
 }
 
-// function used by run.ts to create the main window. 
+// function used by run.ts to create the main window.
 export async function createWindow(options: WindowSettings): Promise<void> {
   return new Promise((resolve, _reject) => {
 
@@ -88,6 +88,7 @@ export async function createWindow(options: WindowSettings): Promise<void> {
       }
     });
 
+
     if (process.env.WEBPACK_DEV_SERVER_URL) {
       // Load the url of the dev server if in development mode
       win.loadURL(process.env.WEBPACK_DEV_SERVER_URL as string);
@@ -105,7 +106,10 @@ export async function createWindow(options: WindowSettings): Promise<void> {
     })
 
     win.webContents.on('did-finish-load', () => {
-      windowMount();      
+        if (win) win.webContents.send('window-ready', {
+            message: true
+        });
+      windowMount();
       resolve();
     });