internal static LocationReport Find(TabablzControl tabablzControl)
{
if (tabablzControl == null)
{
throw new ArgumentNullException("tabablzControl");
}
var locationReportBuilder = new LocationReportBuilder(tabablzControl);
foreach (var loadedInstance in Layout.GetLoadedInstances())
{
locationReportBuilder.CurrentLayout = loadedInstance;
loadedInstance.Query().Visit(
locationReportBuilder,
BranchVisitor,
TabablzControlVisitor
);
if (locationReportBuilder.IsFound)
{
break;
}
}
if (!locationReportBuilder.IsFound)
{
throw new LocationReportException("Instance not within any layout.");
}
return(locationReportBuilder.ToLocationReport());
}
private static void TabablzControlVisitor(LocationReportBuilder locationReportBuilder, TabablzControl tabablzControl)
{
if (Equals(tabablzControl, locationReportBuilder.TargetTabablzControl))
{
locationReportBuilder.MarkFound();
}
}
private static void BranchVisitor(LocationReportBuilder locationReportBuilder, BranchAccessor branchAccessor)
{
if (Equals(branchAccessor.FirstItemTabablzControl, locationReportBuilder.TargetTabablzControl))
{
locationReportBuilder.MarkFound(branchAccessor.Branch, false);
}
else if (Equals(branchAccessor.SecondItemTabablzControl, locationReportBuilder.TargetTabablzControl))
{
locationReportBuilder.MarkFound(branchAccessor.Branch, true);
}
else
{
branchAccessor.Visit(BranchItem.First, ba => BranchVisitor(locationReportBuilder, ba));
if (locationReportBuilder.IsFound)
{
return;
}
branchAccessor.Visit(BranchItem.Second, ba => BranchVisitor(locationReportBuilder, ba));
}
}