Allow hide close button, add window state control button tooltips, use three dots to indicate incompletely displayed text.

[LHTXQ]

Describe the solution you'd like A. Allow hide close button by setting:

<ui:TitleBar 
  ShowMaximize="False"
  ShowMinimize="False"
  ShowClose="False"
  UseSnapLayout="False">

B. Add window state control button tooltips like this:

C. Use three dots to indicate incompletely displayed text like this: ⬇