wpf remove control box
<Window x:Class="Test.MainWindow"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
Title="MainWindow" WindowStyle="None"
MinHeight="350" MaxHeight="350" MinWidth="525" MaxWidth="525">
<Grid>
</Grid>
</Window>