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 End-User Documentation
WinForms Controls > DevExpress.XtraTreeList > TreeList > CollapseAll
View this topic on docs.devexpress.com (Learn more)

TreeList.CollapseAll Method

Collapses all the nodes in the Tree List.

Namespace:DevExpress.XtraTreeList
Assembly:DevExpress.XtraTreeList.v19.1.dll

Expanded Syntax

Expanded Remarks

This method when called collapses all the nodes which are currently expanded in the Tree List. If only a particular node(s) needs to be collapsed via code set its TreeListNode.Expanded property to false. To expand all nodes in the Tree List use the ExpandAll method.

Example:

Expanded See Also

TreeList Class
TreeList Members
DevExpress.XtraTreeList Namespace
TreeListNode.Expanded
ExpandAll
ExpandToLevel
CollapseToLevel
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