Remove "X" to close chatcontainer window

[ilyaHlevnoy]

Which version of Spark are you using?

In Spark 3.0.X, by default, if you have unread messages, you will be warned if you want to close the window.

Add an option to ask for confirmation when closing conversation window with multiple chats

Hi all.I would like to hear your opinion. @guus @speedy @wroot @akrherz @Bill_Roland For a long time I wanted that in Spark there was an opportunity to ask before closing the chat. I think we need to implement this feature already in Spark 3.0.0. But I think it will be very redundant to ask always, I think it is necessary to ask when closing the window only if there are unread messages and only if this option is enabled. Or add a drop-down list with options - ask Always Never ask Only if the…