public static SchemaMemberSelection CreateSelectionTree(object SourceObject, MemberAccesor SourceAccesor = null, IEnumerable <object> PreExclusion = null,
Func <object, Tuple <bool, // is-selectable
bool, // is-selected
bool, // can-show-is-selected
IRecognizableElement> // action-info
> MemberMergeSelectionDeterminer = null,
Func <object, MemberAccesor, bool> ChildrenFilter = null, // Determines whether a child should be included for selection (e.g. "obj is Concept || obj.CompositeIdeas.Count >0")
SchemaMemberSelection DirectParent = null)
{
if (SourceAccesor == null)
{
SourceAccesor = GetAccesor(SourceObject);
}
if (SourceAccesor == null)
{
return(null);
}
var Selection = (MemberMergeSelectionDeterminer == null
? Tuple.Create(false, false, false, (IRecognizableElement)null)
: MemberMergeSelectionDeterminer(SourceObject));
var Result = new SchemaMemberSelection(SourceObject, SourceAccesor)
{
RefMember = SourceObject,
IsSelectable = Selection.Item1,
IsSelected = (Selection.Item2 &&
(PreExclusion == null || !PreExclusion.Contains(SourceObject))),
CanShowIsSelected = Selection.Item3,
ActionInfo = Selection.Item4,
Parent = DirectParent
};
var SourceChildren = Result.MemberChildren;
if (!SourceChildren.IsEmpty())
{
Result.Children = new List <SchemaMemberSelection>();
foreach (var Child in SourceChildren)
{
var ChildAccesor = GetAccesor(Child);
if (ChildrenFilter == null || (ChildAccesor != null && ChildrenFilter(Child, ChildAccesor)))
{
var SelItem = CreateSelectionTree(Child, ChildAccesor, PreExclusion,
MemberMergeSelectionDeterminer, ChildrenFilter, Result);
if (SelItem != null)
{
Result.Children.Add(SelItem);
}
}
}
}
return(Result);
}
public SchemaMemberSelection FindEquivalentCounterpartAtSameLevel(SchemaMemberSelection CounterpartRoot, Func <object, object, bool> MatchEvaluator)
{
var LocalHierarchy = this.GetContainmentHierarchy(true, false); // Notice that the root is ignored
var CounterpartSelection = CounterpartRoot;
foreach (var Selection in LocalHierarchy)
{
if (!CounterpartSelection.HasChildren)
{
return(null);
}
CounterpartSelection = CounterpartSelection.Children.FirstOrDefault(chl => MatchEvaluator(chl.RefMember, Selection.RefMember));
if (CounterpartSelection == null)
{
break;
}
}
return(CounterpartSelection);
}
private void GetCompleteTree(Dictionary <SchemaMemberSelection, SchemaMemberSelection> Result, SchemaMemberSelection Parent = null)
{
Result.AddNew(this, Parent);
if (this.Children != null && this.Children.Count > 0)
{
foreach (var Child in Children)
{
Child.GetCompleteTree(Result, this);
}
}
}
