Imports System.Diagnostics
Imports Infragistics.Win
Imports Infragistics.Win.UltraWinToolbars
Private Sub UltraToolbarsManager1_BeforeToolActivate(ByVal sender As Object, ByVal e As Infragistics.Win.UltraWinToolbars.CancelableToolEventArgs) Handles UltraToolbarsManager1.BeforeToolActivate
Dim dr As DialogResult = MessageBox.Show(Me, "The tool with key '" + e.Tool.Key + "' is about to be activated. Do you want to cancel activation?", "Cancelable Toolbar Event", MessageBoxButtons.YesNo)
If dr = DialogResult.Yes Then
e.Cancel = True
End If
End Sub