How to get the event of full-screen switching?

How to get the event of full-screen switching?

There is a SmartClient.WindowStateChangedIndication

https://doc.developer.milestonesys.com/html/index.html?base=miphelp/class_video_o_s_1_1_platform_1_1_messaging_1_1_message_id_1_1_smart_client.html&tree=tree_search.html?search=windowstatechangedindication

If you run the Message Tester plugin sample you can see when you maximize the window.

https://doc.developer.milestonesys.com/html/index.html?base=samples/pluginsamples/messagetester/readme.html&tree=tree_1.html

https://github.com/milestonesys