TextBox TextChanged Event on DataGridView Cell


private void dgvPurItem_EditingControlShowing(object sender, DataGridViewEditingControlShowingEventArgs e)
 {
 int colIndex;
 int rowIndex;
 var txtBox = e.Control as TextBox;
 colIndex = dgvPurItem.CurrentCell.ColumnIndex;
 rowIndex = dgvPurItem.CurrentCell.RowIndex;
 if (e.Control is TextBox)
 {
  if (txtBox != null)
  {

   txtBox.CharacterCasing = CharacterCasing.Upper;
   txtBox.TextChanged += new EventHandler(ItemTxtBox_TextChanged);
   txtBox.AutoCompleteSource = AutoCompleteSource.CustomSource;
   txtBox.AutoCompleteMode = AutoCompleteMode.SuggestAppend;
   txtBox.AutoCompleteCustomSource.Add("Item 1");
   txtBox.AutoCompleteCustomSource.Add("Item 2");
   txtBox.AutoCompleteCustomSource.Add("Item 3");
  }
 }
}

void ItemTxtBox_TextChanged(object sender, EventArgs e)
 {
    if ((sender as TextBox).Text != null && (sender as TextBox).Text.Trim() != "")
    {
       MessageBox.Show((sender as TextBox).Text);
    }
 }
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3 thoughts on “TextBox TextChanged Event on DataGridView Cell

  1. greate solution and it works fine.

    I just wonder why that event does not exist by default, although the visual studion or vb.net for datagridview add the textbox as System.Windows.Forms.DataGridViewTextBoxColumn() but does not recognize it as Textbox and had to be casted to trextbox…

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