TreeListNodesIterator.Do(Action<TreeListNode>, Predicate<TreeListNode>, Predicate<TreeListNode>, Predicate<TreeListNode>) Method

Performs an operation across all Tree List nodes that fit the specific criteria. Defines a separate criteria to check whether or not this operation should be applied to child nodes as well.

Namespace: DevExpress.XtraTreeList.Nodes.Operations

Assembly: DevExpress.XtraTreeList.v24.1.dll

NuGet Packages: DevExpress.Win.Navigation, DevExpress.Win.TreeList

Declaration

C#

public virtual void Do(
    Action<TreeListNode> execute,
    Predicate<TreeListNode> canContinueIteration,
    Predicate<TreeListNode> canExecute,
    Predicate<TreeListNode> visitChildren
)

VB.NET

Public Overridable Sub Do(
    execute As Action(Of TreeListNode),
    canContinueIteration As Predicate(Of TreeListNode),
    canExecute As Predicate(Of TreeListNode),
    visitChildren As Predicate(Of TreeListNode)
)

Parameters

Name	Type	Description
execute	Action<TreeListNode>	An Action<TreeListNode> delegate that performs an operation on nodes.
canContinueIteration	Predicate<TreeListNode>	A Predicate<TreeListNode> delegate that checks whether or not the execute operation should be applied to the remaining nodes.
canExecute	Predicate<TreeListNode>	A Predicate<TreeListNode> delegate that checks whether or not the execute operation can be applied to the current node.
visitChildren	Predicate<TreeListNode>	A Predicate<TreeListNode> delegate that determines whether or not the nodes iterator should try performing the execute operation on the current node’s children.