RAD Studio VCL Reference
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TTreeNode.Expanded Property
TTreeNode Class | TTreeNode Members | ComCtrls Namespace | Description | See Also
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Specifies whether the tree node is expanded.

Pascal
property Expanded: Boolean;
C++
__property Boolean Expanded;
Description

When a tree node is expanded, the minus button is shown if the ShowButtons property of the tree view is true and child nodes are displayed. Set Expanded to true to display the children of a node. Set Expanded to false to collapse the node, hiding all of its descendants. 

 

See Also
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