ChildRow 列挙体

現在の行とその子行の間の関係を指定します。

シンタックス

Visual Basic

'宣言
 
Public Enum ChildRow 
   Inherits System.Enum

C#

public enum ChildRow : System.Enum 

メンバ

メンバ	解説
First	最初の子。行は現在の行の最初の子です。
Last	最後の子。行は現在の行の最後の子です。

使用例

Visual Basic

Imports Infragistics.Shared
Imports Infragistics.Win
Imports Infragistics.Win.UltraWinGrid

  Private Sub TraverseAllRowsHelper(ByVal startRow As UltraGridRow, ByRef rowsCount As Integer, ByRef groupByRowsCount As Integer)

      Dim row As UltraGridRow = startRow

      While Not row Is Nothing
          If TypeOf row Is UltraGridGroupByRow Then
              ' Write code here to process the group by row.
              groupByRowsCount += 1
          Else
              ' Write code here to process the regular by row.
              rowsCount += 1
          End If

          ' If the row has any child rows, then process them too.
          If row.HasChild(False) Then
              Me.TraverseAllRowsHelper(row.GetChild(ChildRow.First), rowsCount, groupByRowsCount)
          End If

          row = row.GetSibling(SiblingRow.Next, True, False)
      End While

  End Sub

  Private Sub Button71_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles button71.Click

      Dim rowsCount As Integer = 0
      Dim groupByRowsCount As Integer = 0

      ' Get the first row in the UltraGrid.
      Dim firstRow As UltraGridRow = Me.ultraGrid1.GetRow(ChildRow.First)

      ' Call the helper method which is a recursive implmentation for traversing rows.
      MessageBox.Show("Please wait. This operation may take a while depending on number of rows.")
      Me.TraverseAllRowsHelper(firstRow, rowsCount, groupByRowsCount)

      ' Show a dialog showing the number of regular rows and number of group-by rows.
      MessageBox.Show("The UltraGrid has " & rowsCount & " number of regular rows, and " & groupByRowsCount & " number of group-by rows.")

  End Sub

C#

using Infragistics.Shared;
using Infragistics.Win;
using Infragistics.Win.UltraWinGrid;
using System.Diagnostics;

private void TraverseAllRowsHelper( UltraGridRow startRow, ref int rowsCount, ref int groupByRowsCount )
{

	UltraGridRow row = startRow;

	while ( null != row )
	{				
		if ( row is UltraGridGroupByRow )
		{
			// Write code here to process the group by row.
			groupByRowsCount++;
		}
		else
		{
			// Write code here to process the regular by row.
			rowsCount++;
		}

		// If the row has any child rows, then process them too.
		if ( row.HasChild( false ) )
		{
			this.TraverseAllRowsHelper( row.GetChild( ChildRow.First ), ref rowsCount, ref groupByRowsCount );
		}

		row = row.GetSibling( SiblingRow.Next, true, false );
	}

}

private void button71_Click(object sender, System.EventArgs e)
{

	int rowsCount = 0;
	int groupByRowsCount = 0;

	// Get the first row in the UltraGrid.
	UltraGridRow firstRow = this.ultraGrid1.GetRow( ChildRow.First );

	// Call the helper method which is a recursive implmentation for traversing rows.
	MessageBox.Show( "Please wait. This operation may take a while depending on number of rows." );
	this.TraverseAllRowsHelper( firstRow, ref rowsCount, ref groupByRowsCount );

	// Show a dialog showing the number of regular rows and number of group-by rows.
	MessageBox.Show( "The UltraGrid has " + rowsCount + " number of regular rows, and " + groupByRowsCount + " number of group-by rows." );

}