Public Event Ungrouped As EventHandler

Dim instance As FpSpread
Dim handler As EventHandler
 
AddHandler instance.Ungrouped, handler

public event EventHandler Ungrouped

protected void Page_Load(object sender, EventArgs e)
        {
            if (this.IsPostBack) return;
            FpSpread1.ActiveSheetView.AllowColumnMove = true;
            FpSpread1.ActiveSheetView.GroupBarVisible = true;
            FpSpread1.ActiveSheetView.AllowGroup = true;            
        }

protected void FpSpread1_Ungrouped(object sender, EventArgs e)
        {
            FpSpread1.ActiveSheetView.Cells[2,2].Text = "Ungrouped";
        }

Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
        FpSpread1.ActiveSheetView.AllowColumnMove = True
        FpSpread1.ActiveSheetView.GroupBarVisible = True
        FpSpread1.ActiveSheetView.AllowGroup = True
    End Sub

    
    Protected Sub FpSpread1_Ungrouped(sender As Object, e As EventArgs) Handles FpSpread1.Ungrouped
        FpSpread1.ActiveSheetView.Cells(2,2).Text = "Ungrouped"
    End Sub