No Tooltip Leak

For chats like made advancement, they often allow players to display further information by hovering over it. This brings us a lot of convenience, but there are also some problems.

When we want to type a commond, the chat box usually gives us some command suggestions. But when we want to select one of them with the mouse, the hover event below is rendered and blocks our view.

To solve this problem, I asked the hover event to first check once if there is a command suggestions box obscuring it, and the effect is as follows.