private void AddBarriersInfoVisibility_Click(object sender, EventArgs e)
{
if (AddBarriersInfo.Visibility == Visibility.Visible)
{
AddBarriersInfo.Visibility = Visibility.Collapsed;
// set the context menu label
((ApplicationBarMenuItem)ApplicationBar.MenuItems[0]).Text = "show add barriers";
}
else // make it visible
{
AddBarriersInfo.Visibility = Visibility.Visible;
((ApplicationBarMenuItem)ApplicationBar.MenuItems[0]).Text = "hide add barriers";
// hide the parameter info & update its context menu item
ParameterInfo.Visibility = Visibility.Collapsed;
((ApplicationBarMenuItem)ApplicationBar.MenuItems[1]).Text = "show parameters";
}
}