[MM-37797] Re-added the check for flashing the window (#1696)

src/main/windows/windowManager.ts

@@ -227,12 +227,14 @@ export function restoreMain() {
 
 export function flashFrame(flash: boolean) {
     if (process.platform === 'linux' || process.platform === 'win32') {
+        if (status.config?.notifications.flashWindow) {
             status.mainWindow?.flashFrame(flash);
             if (status.settingsWindow) {
                 // main might be hidden behind the settings
                 status.settingsWindow.flashFrame(flash);
             }
         }
+    }
     if (process.platform === 'darwin' && status.config?.notifications.bounceIcon) {
         app.dock.bounce(status.config?.notifications.bounceIconType);
     }

src/renderer/components/SettingsPage.tsx

@@ -239,13 +239,13 @@ export default class SettingsPage extends React.PureComponent<Record<string, nev
             key: 'notifications',
             data: {
                 ...this.state.notifications,
-                flashWindow: this.flashWindowRef.current?.checked ? 0 : 2,
+                flashWindow: this.flashWindowRef.current?.checked ? 2 : 0,
             },
         });
         this.setState({
             notifications: {
                 ...this.state.notifications,
-                flashWindow: this.flashWindowRef.current?.checked ? 0 : 2,
+                flashWindow: this.flashWindowRef.current?.checked ? 2 : 0,
             },
         });
     }