Version

BeforeRowRegionRemovedEventArgs Class

Event parameters used for the BeforeRowRegionRemoved event
Syntax
'Declaration
 
Public Class BeforeRowRegionRemovedEventArgs 
   Inherits System.ComponentModel.CancelEventArgs
public class BeforeRowRegionRemovedEventArgs : System.ComponentModel.CancelEventArgs
Example
Following code splits the ultraGrid1 into four different scroll regions and shows how one can use BeforeRowRegionRemoved and BeforeColRegionRemoved events to prevent the user from removing the regions.

For an overview of how to handle events in Visual Basic or Visual C#, see Event Handlers in Visual Basic and Visual C#. For specific information and code examples illustrating how to consume events in your application, see Consuming Events in the .NET Framework Developer's Guide.

Imports Infragistics.Shared
Imports Infragistics.Win
Imports Infragistics.Win.UltraWinGrid
Imports System.Diagnostics

   Private Sub Button5_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles button5.Click

       ' Following code sets up the ultraGrid1 with 2 colum-scroll-regions and two
       ' row-scroll-regions and thus having a total of 4 row-col-intersection regions.

       ' Split the column-scroll-region and the row-scroll-region each.
       Me.ultraGrid1.DisplayLayout.ColScrollRegions(0).Split()
       Me.ultraGrid1.DisplayLayout.RowScrollRegions(0).Split()

   End Sub

   Private Sub UltraGrid1_BeforeColRegionRemoved(ByVal sender As Object, ByVal e As Infragistics.Win.UltraWinGrid.BeforeColRegionRemovedEventArgs) Handles ultraGrid1.BeforeColRegionRemoved

       Debug.WriteLine("ColScrollRegion with index of " & e.ColScrollRegion.Index & " is being removed. Canceling it.")

       ' Set Cancel to true to prevent the user from removing a colum scroll region.
       e.Cancel = True

   End Sub

   Private Sub UltraGrid1_BeforeRowRegionRemoved(ByVal sender As Object, ByVal e As Infragistics.Win.UltraWinGrid.BeforeRowRegionRemovedEventArgs) Handles ultraGrid1.BeforeRowRegionRemoved

       Debug.WriteLine("RowScrollRegion with index of " & e.RowScrollRegion.Index & " is being removed. Canceling it.")

       ' Set Cancel to true to prevent the user from removing a row scroll region.
       e.Cancel = True

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

private void button5_Click(object sender, System.EventArgs e)
{

	// Following code sets up the ultraGrid1 with 2 colum-scroll-regions and two
	// row-scroll-regions and thus having a total of 4 row-col-intersection regions.

	// Split the column-scroll-region and the row-scroll-region each.
	this.ultraGrid1.DisplayLayout.ColScrollRegions[0].Split( );
	this.ultraGrid1.DisplayLayout.RowScrollRegions[0].Split( );

}

private void ultraGrid1_BeforeColRegionRemoved(object sender, Infragistics.Win.UltraWinGrid.BeforeColRegionRemovedEventArgs e)
{

	Debug.WriteLine( "ColScrollRegion with index of " + e.ColScrollRegion.Index + " is being removed. Canceling it." );

	// Set Cancel to true to prevent the user from removing a colum scroll region.
	e.Cancel = true;

}

private void ultraGrid1_BeforeRowRegionRemoved(object sender, Infragistics.Win.UltraWinGrid.BeforeRowRegionRemovedEventArgs e)
{

	Debug.WriteLine( "RowScrollRegion with index of " + e.RowScrollRegion.Index + " is being removed. Canceling it." );

	// Set Cancel to true to prevent the user from removing a row scroll region.
	e.Cancel = true;

}
Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

See Also