MainTable.AddNew(1000) Dim p As WinForm.ProgressBar p = e.Form.Controls("ProgressBar1") p.Maximum = MainTable.Rows.Count '设置最大值 p.Minimum = 0 '设置最小值 p.Value = 0 '设置当前值 For i As Integer = 0 To MainTable.Rows.Count - 1 MainTable.Rows(i)("第一列") = i If i Mod 100 = 0 Then p.Value = i '当前值为已经完成的行数 End If Next