TreeList.NodesReloaded Event

Fires when the Tree List control reloads all nodes.

Namespace: DevExpress.XtraTreeList

Assembly: DevExpress.XtraTreeList.v19.2.dll

Declaration

C#

public event EventHandler NodesReloaded

VB.NET

Public Event NodesReloaded As EventHandler

Event Data

The NodesReloaded event's data class is EventArgs.

Remarks

Write a NodesReloaded event handler to perform specific actions when the control reloads all nodes. This can take place in the following cases:

• The associated data source has been changed. (A new value is assigned to the TreeList.DataSource or TreeList.DataMember property).
• Much of the associated data source’s data has been changed.

Related GitHub Examples

The following code snippets (auto-collected from DevExpress Examples) contain references to the NodesReloaded event.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

how-to-save-checkstate-for-treelistnode-in-a-bound-mode-e3376/CS/SaveCheckStateTreeListNode/SaveCheckHelper.cs#L33

    _treeList.AfterCheckNode += _treeList_AfterCheckNode;
    _treeList.NodesReloaded += _treeList_NodesReloaded;
}

XAF_categorizedlisteditor-how-to-show-subcategory-items-when-a-parent-category-is-selected-e1415/CS/WinSample.Module.Win/MyCategorizedListEditor.cs#L24

    objectTreeList.NodesReloading += new EventHandler(objectTreeList_NodesReloading);
    objectTreeList.NodesReloaded += new EventHandler(objectTreeList_NodesReloaded);
}

VB.NET

how-to-save-checkstate-for-treelistnode-in-a-bound-mode-e3376/VB/SaveCheckStateTreeListNode/SaveCheckHelper.vb#L31

    AddHandler _treeList.AfterCheckNode, AddressOf _treeList_AfterCheckNode
    AddHandler _treeList.NodesReloaded, AddressOf _treeList_NodesReloaded
End Sub

XAF_categorizedlisteditor-how-to-show-subcategory-items-when-a-parent-category-is-selected-e1415/VB/WinSample.Module.Win/MyCategorizedListEditor.vb#L28

    AddHandler objectTreeList.NodesReloading, AddressOf objectTreeList_NodesReloading
    AddHandler objectTreeList.NodesReloaded, AddressOf objectTreeList_NodesReloaded
End If