Public Class ComboKeyActionMappings 
   Inherits Infragistics.Win.KeyActionMappingsBase

public class ComboKeyActionMappings : Infragistics.Win.KeyActionMappingsBase 

Imports Infragistics.Win.UltraWinGrid

Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load

     Dim newMapping As GridKeyActionMapping

    ' Add a custom key/action mapping to the grid that 
    ' will navigate to the first row in the grid when 
    ' the grid has focus but is not in edit mode 
    ' and the users presses the ‘H’ key (unless the
    ' 'alt’ key is also pressed). 
    newMapping = New GridKeyActionMapping(Keys.H, UltraGridAction.FirstRowInGrid, UltraGridState.InEdit, 0, Infragistics.Win.SpecialKeys.Alt, 0)

    Me.ultraGrid1.KeyActionMappings.Add(newMapping)

    ' Note: The concept applies to UltraCombo controls as
    ' well except that the combo's KeyActionMappings is
    ' a collection of a mapping class, and associated
    ' state and actiion flags, that make sense for a combo
    ' (i.e. ComboKeyActionMapping, UltraComboAction and
    ' UltraComboState.

End Sub

using Infragistics.Win.UltraWinGrid;

private void Form1_Load(object sender, System.EventArgs e)
{

	this.oleDbDataAdapter1.Fill( this.dataSet11 );

	// Add a custom key/action mapping to the grid that 
	// will navigate to the first row in the grid when 
	// the grid has focus but is not in edit mode 
	// and the users presses the ‘H’ key (unless the
	// 'alt’ key is also pressed). 
	this.ultraGrid1.KeyActionMappings.Add( 
		new GridKeyActionMapping( 
			// the key code
			Keys.H,
			// the action to take
			UltraGridAction.FirstRowInGrid,
			// disallowed state
			UltraGridState.InEdit, 
			// required state (none)
			0, 
			// disallowed special keys
			Infragistics.Win.SpecialKeys.Alt, 
			// required special keys (none)
			0 ) );

	// Note: The concept applies to UltraCombo controls as
	// well except that the combo's KeyActionMappings is
	// a collection of a mapping class, and associated
	// state and actiion flags, that make sense for a combo
	// (i.e. ComboKeyActionMapping, UltraComboAction and
	// UltraComboState.

}