private void target_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
if (!IsLastChild)
{
throw new InvalidOperationException("Target changes are only supported on " +
"instances that do not have any children. If they have, their children " +
"are supposed to track changes on these instances.");
}
//cyclicAccessRecord.RecordStepIn(AccessContext.TargetPropertyChanged, sender, e.PropertyName);
cyclicAccessGuard.StepInOrThrow(AccessContext.TargetPropertyChanged, sender, e.PropertyName);
RaiseSourceChanged();
cyclicAccessGuard.StepOutOrThrow();
//cyclicAccessRecord.StepOut();
}
public static void StepInOrThrow(
this ICyclicAccessGuard <AccessTrace> guard,
AccessContext context,
object sender,
string propertyName
)
{
var trace = new AccessTrace()
{
Context = context, Sender = sender, PropertyName = propertyName
};
guard.StepInOrThrow(trace);
}
public static void StepInOrThrow(this ICyclicAccessGuard <AccessTrace> guard)
{
guard.StepInOrThrow(null);
}