在datagridview中发现组合框的值

问题描述

大家好

我有一个带1个组合框和2个文本框的datagridview

我希望当用户更新组合框时，程序会填充第一个文本框.

我有用于验证的代码，但我不知道如何获取组合框的值

Hi to all

I have a datagridview with 1 combobox and 2 textbox

i want when the user update the combobox the program fill the first textbox.

I have the code for validation but i dont know how to take the value of the combobox

Private Sub dataGridView1_CellValidating(ByVal sender As Object, ByVal e As DataGridViewCellValidatingEventArgs) Handles Movement_roller_DDataGridView.CellValidating

    Dim headerText As String = _
        Movement_roller_DDataGridView.Columns(e.ColumnIndex).HeaderText

    ' Abort validation if cell is not in the CompanyName column.
    If Not headerText.Equals("Κωδικος Roller") Then Return

    ' Confirm that the cell is not empty.
    If (String.IsNullOrEmpty(e.FormattedValue.ToString())) Then
        Movement_roller_DDataGridView.Rows(e.RowIndex).ErrorText = "Ο Κωδικώς Roller δεν μπορεί να είναι κενός"
        e.Cancel = True
    End If
End Sub

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