Where is the code of receiving new posts and displaying red dot notification?

[jiangcaiyang]

As the title implies, I am looking for the code of it, and wants to write my own product logic using QML.

[jiangcaiyang]

Primarily I've debugged and found the code at /QtDream/public/src/modules/chat.js

Before and after, the red dot appears.

[jiangcaiyang]

After hundreds of debug processes, I've finally found the function which is used to do that. Here is screenshot: