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DevExpress v24.2 Update — Your Feedback Matters

Our What's New in v24.2 webpage includes product-specific surveys. Your response to our survey questions will help us measure product satisfaction for features released in this major update and help us refine our plans for our next major release.

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DxTreeView Events

A navigation control that displays items as a tree.
Name Description
AfterCollapse Fires after a node has been collapsed.
AfterExpand Fires after a node has been expanded.
BeforeCollapse Fires when a node is about to be collapsed and allows you to cancel the action.
BeforeExpand Fires when a node is about to be expanded and allows you to cancel the action.
CheckedChanged Fires when a node’s checked state changes.
FilterStringChanged Fires when a component’s filter string changes.
NodeClick Fires when a user clicks a TreeView node.
SelectionChanged Fires after node selection has been changed.
See Also