static void OnSpacingUpdated(object sender, SizeChangedEventArgs e)
{
var panel = sender as Panel;
var value = GetSpacing(panel);
var tf = GetTrimFirst(panel);
var tl = GetTrimLast(panel);
for (int i = 0, Count = panel.Children.Count; i < Count; i++)
{
var element = panel.Children[i] as FrameworkElement;
if ((i == 0 && tf) || (i == (Count - 1) && tl))
{
element.Margin = new Thickness(0);
}
else if (FrameworkElementExtensions.GetMargin(element) == null)
{
element.Margin = value;
}
}
}
static void UpdateSpacing(Panel panel)
{
var spacing
= GetSpacing(panel);
var except
= GetSpacingExcept(panel);
var eFirst
= except.HasFlag(SpacingExceptions.First);
var eLast
= except.HasFlag(SpacingExceptions.Last);
for (int i = 0, Count = panel.Children.Count; i < Count; i++)
{
var j = panel.Children[i].As <FrameworkElement>();
if (FrameworkElementExtensions.GetMargin(j) == null)
{
j.Margin
= (i == 0 && eFirst) || (i == (Count - 1) && eLast)
? new Thickness(0)
: j.Margin = spacing;
}
}
}
