TLinkedTree
From Ultibo.org
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Description
To be documented
Class definitions
TLinkedTree = class(TObject)
| Note: A Tree of TTreeObjects with automatic Prev/Next etc Links
Linked Tree which does not Free nodes on Destroy | |
constructor Create;
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destructor Destroy; override;
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private
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FCount:Integer;
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FFirst:TTreeObject;
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FLast:TTreeObject;
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function GetCount:Integer;
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function Link(AValue,AParent:TTreeObject):Boolean;
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function LinkEx(APrev,AValue,AParent:TTreeObject):Boolean;
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function Unlink(AValue:TTreeObject):Boolean;
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public
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property Count:Integer read GetCount;
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property Root:TTreeObject read FFirst;
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property First:TTreeObject read FFirst;
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property Last:TTreeObject read FLast;
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function Add(AValue,AParent:TTreeObject):Boolean; virtual;
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function Remove(AValue:TTreeObject):Boolean; virtual;
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function Insert(APrev,AValue,AParent:TTreeObject):Boolean; virtual;
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procedure Move(AValue,AParent:TTreeObject); virtual;
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procedure Clear; virtual;
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function FirstChild(AParent:TTreeObject):TTreeObject;
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function LastChild(AParent:TTreeObject):TTreeObject;
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Function declarations
constructor TLinkedTree.Create;
Description: To be documented
| Note | None documented |
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destructor TLinkedTree.Destroy;
Description: To be documented
| Note | None documented |
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function TLinkedTree.GetCount:Integer;
Description: To be documented
| Note | None documented |
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function TLinkedTree.Link(AValue,AParent:TTreeObject):Boolean;
Description: To be documented
| Note | None documented |
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function TLinkedTree.LinkEx(APrev,AValue,AParent:TTreeObject):Boolean;
Description: Link AValue after APrev Sibling and Adjust FirstChild/LastChild/Prev/Next
| Note | If APrev is nil then Link as first child in parent or first value if Parent is nil |
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function TLinkedTree.Unlink(AValue:TTreeObject):Boolean;
Description: To be documented
| Note | None documented |
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function TLinkedTree.Add(AValue,AParent:TTreeObject):Boolean;
Description: Add AValue to List and Link with Parent and Siblings
| Note | None documented |
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function TLinkedTree.Remove(AValue:TTreeObject):Boolean;
Description: Unlink AValue from Parent and Siblings, Remove from List
| Note | None documented |
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function TLinkedTree.Insert(APrev,AValue,AParent:TTreeObject):Boolean;
Description: To be documented
| Note | None documented |
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procedure TLinkedTree.Move(AValue,AParent:TTreeObject);
Description: To be documented
| Note | None documented |
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procedure TLinkedTree.Clear;
Description: To be documented
| Note | None documented |
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function TLinkedTree.FirstChild(AParent:TTreeObject):TTreeObject;
Description: To be documented
| Note | None documented |
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function TLinkedTree.LastChild(AParent:TTreeObject):TTreeObject;
Description: To be documented
| Note | None documented |
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