public virtual IDisposable ShowDialog()
{
var disabled = s_instances.Where(x => x != this && x.IsEnabled).ToList();
TopLevel activated = null;
foreach (var window in disabled)
{
if (window._owner.IsActive)
{
activated = window._owner;
}
window.IsEnabled = false;
}
Show();
return(Disposable.Create(() =>
{
foreach (var window in disabled)
{
window.IsEnabled = true;
}
if (activated != null)
{
activated.Activate();
}
}));
}
