可以得到RepositoryItemComboBox 选中索引,通过在SelectedIndexChanged 事件的处理,
((RepositoryItemComboBox)gridView.Columns["ColName"].ColumnEdit).SelectedIndexChanged += new System.EventHandler(ColName_SelectedIndexChanged);
//事件处理如下:
private void ColName_SelectedIndexChanged(object sender, System.EventArgs e)
{
int i = ((DevExpress.XtraEditors.ComboBoxEdit)sender).SelectedIndex;
}