def METHOD_NAME(self, is_full_screen):
    if is_full_screen:
        self.native.FormBorderStyle = WinForms.FormBorderStyle(0)
        self.native.WindowState = WinForms.FormWindowState.Maximized
    else:
        self.native.FormBorderStyle = WinForms.FormBorderStyle(1)
        self.native.WindowState = WinForms.FormWindowState.Normal