TreeListNodes.Count Property

Gets the number of nodes in the current node collection, without taking into account children of these nodes.

Namespace: DevExpress.XtraTreeList.Nodes

Assembly: DevExpress.XtraTreeList.v24.1.dll

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

Declaration

C#

public int Count { get; }

VB.NET

Public ReadOnly Property Count As Integer

Property Value

Type	Description
Int32	The number of nodes in the current node collection.

Related GitHub Examples

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

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#

winforms-dashboard-custom-items-extension/CS/CustomItemExtension/CustomItems/TreeList/TreeListItemControlProvider.cs#L47

private void Tree_CustomDrawEmptyArea(object sender, CustomDrawEmptyAreaEventArgs e) {
    if(tree.Nodes.Count > 1) return;
    e.DefaultDraw();

spreadsheet-document-api-chart-examples/CS/SpreadsheetDocServerChartAPISamples/Form1.cs#L200

treeList1.ExpandAll();
if (treeList1.Nodes.Count > 0)
    treeList1.FocusedNode = treeList1.MoveFirst().FirstNode;

winforms-treelist-sync-position-of-nodes-with-data-records/CS/Q351285/Form1.cs#L60

            : e.Node.ParentNode.Nodes;
for(var i = 0; i < nodes.Count; i++) {
    nodes[i].SetValue(colSort, i);

spreadsheet-document-api-pivot-table-examples/CS/SpreadsheetDocServerPivotAPI/Form1.cs#L158

treeList1.ExpandAll();
if (treeList1.Nodes.Count > 0)
    treeList1.FocusedNode = treeList1.MoveFirst().FirstNode;

spreadsheet-document-api-examples-part2/CS/SpreadsheetDocServerAPIPart2/Form1.cs#L143

treeList1.ExpandAll();
if (treeList1.Nodes.Count > 0)
    treeList1.FocusedNode = treeList1.MoveFirst().FirstNode;

VB.NET

winforms-dashboard-custom-items-extension/VB/CustomItemExtension/CustomItems/TreeList/TreeListItemControlProvider.vb#L51

Private Sub Tree_CustomDrawEmptyArea(ByVal sender As Object, ByVal e As CustomDrawEmptyAreaEventArgs)
    If tree.Nodes.Count > 1 Then
        Return

spreadsheet-document-api-chart-examples/VB/SpreadsheetDocServerChartAPISamples/Form1.vb#L190

treeList1.ExpandAll()
If treeList1.Nodes.Count > 0 Then
    treeList1.FocusedNode = treeList1.MoveFirst().FirstNode

winforms-treelist-sync-position-of-nodes-with-data-records/VB/Q351285/Form1.vb#L73

Dim nodes = If(e.Node.ParentNode Is Nothing, e.Node.TreeList.Nodes, e.Node.ParentNode.Nodes)
For i = 0 To nodes.Count - 1
    nodes(i).SetValue(colSort, i)

spreadsheet-document-api-pivot-table-examples/VB/SpreadsheetDocServerPivotAPI/Form1.vb#L149

treeList1.ExpandAll()
If treeList1.Nodes.Count > 0 Then
    treeList1.FocusedNode = treeList1.MoveFirst().FirstNode

spreadsheet-document-api-examples-part2/VB/SpreadsheetDocServerAPIPart2/Form1.vb#L128

    treeList1.ExpandAll()
    If treeList1.Nodes.Count > 0 Then treeList1.FocusedNode = treeList1.MoveFirst().FirstNode
End Sub