バージョン

NestDepth プロパティ (DockablePaneBase)

現在のペインによって使用されるネストのレベルを返します。このプロパティは読み取り専用です。
シンタックス
'宣言
 
Public ReadOnly Property NestDepth As Integer
public int NestDepth {get;}
解説

このプロジェクトは、その他のペイン内でペインをどのくらい深くネストするかを指定します。最上位（DockArea）ペインでは、NestDepth は 0 を返します。最上位ペイン内にネストされるペインは、1 を返します。

使用例
Imports Infragistics.Shared
Imports Infragistics.Win
Imports Infragistics.Win.UltraWinDock

Private Sub btnVisibleIndex_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnVisibleIndex.Click

    Dim group As DockableGroupPane = Me.ultraDockManager1.DockAreas(0)
    Dim pane As DockableControlPane

    For Each pane In Me.ultraDockManager1.ControlPanes
        Debug.WriteLine("Control Pane:" + pane.ToString())
        Debug.Indent()

        ' The 'Contains' methods checks the 'Panes' of the
        ' group. the second argument indicates whether to
        ' check the children of any contained group pane.
        ' therefore passing in false will indicate whether
        ' the pane is directly contained in the panes collection
        If group.Contains(pane, False) Then
            Debug.WriteLine("Is contained directly by the first dock area")

            If pane.IsVisible Then
                Debug.WriteLine("Its visible position is " & group.Panes.GetVisiblePosition(pane))
            End If
        ElseIf group.Contains(pane, True) Then
            ' While the pane is not in the Panes collection
            ' of the group, it is contained within the
            ' dock area at a deeper level
            Debug.WriteLine("Is a descendant of the first dock area")

            ' The nest depth indicates how many levels
            ' deep the pane is from the dock area
            Debug.WriteLine("The pane's current nest depth is:" & pane.NestDepth)
        Else
            Debug.WriteLine("Is not contained within the first dock area")

            Debug.WriteLine(String.Format("The pane is currently at index {0} of the pane {1}", pane.Index, pane.Parent))
        End If

        Debug.Unindent()
    Next

End Sub
using Infragistics.Shared;
using Infragistics.Win;
using Infragistics.Win.UltraWinDock;
using System.Diagnostics;

private void btnVisibleIndex_Click(object sender, System.EventArgs e)
{

  DockableGroupPane group = this.ultraDockManager1.DockAreas[0];

	foreach(DockableControlPane pane in this.ultraDockManager1.ControlPanes )
	{
		Debug.WriteLine("Control Pane:" + pane.ToString());
		Debug.Indent();

		// The 'Contains' methods checks the 'Panes' of the
		// group. the second argument indicates whether to
		// check the children of any contained group pane.
		// therefore passing in false will indicate whether
		// the pane is directly contained in the panes collection
		if (group.Contains(pane, false))
		{
			Debug.WriteLine("Is contained directly by the first dock area");

			if (pane.IsVisible)
				Debug.WriteLine("Its visible position is " + group.Panes.GetVisiblePosition(pane));
		}
		else if (group.Contains(pane, true))
		{
			// While the pane is not in the Panes collection
			// of the group, it is contained within the
			// dock area at a deeper level
			Debug.WriteLine("Is a descendant of the first dock area");

			// The nest depth indicates how many levels
			// deep the pane is from the dock area
			Debug.WriteLine("The pane's current nest depth is:" + pane.NestDepth);
		}
		else
		{
			Debug.WriteLine("Is not contained within the first dock area");

			Debug.WriteLine(string.Format("The pane is currently at index {0} of the pane {1}", pane.Index, pane.Parent));
		}

		Debug.Unindent();
	}

}
参照