private void indexGrid_CellValidating(object sender, DataGridViewCellValidatingEventArgs e)
{
if (e.ColumnIndex != 0)
{
return;
}
System.Diagnostics.Trace.WriteLine("Validate starting");
DataGridViewComboBoxCell colCell =
(DataGridViewComboBoxCell)indexGrid.Rows[e.RowIndex].Cells[0];
DataGridViewComboBoxCell sortCell =
(DataGridViewComboBoxCell)indexGrid.Rows[e.RowIndex].Cells[1];
IndexColumnGridRow gr = indexColumnBindingSource.Current as IndexColumnGridRow;
string value = e.FormattedValue as string;
if (value == "<None>")
{
colCell.Value = null;
sortCell.Value = null;
gr.ColumnName = null;
gr.SortOrder = null;
}
else
{
colCell.Value = e.FormattedValue;
if (!String.IsNullOrEmpty(colCell.Value as string) &&
String.IsNullOrEmpty(sortCell.Value as string))
{
gr.SortOrder = "Ascending";
}
sortCell.Value = gr.SortOrder;
}
}
public IndexColumnEditorDialog(List <IndexColumn> ic)
{
InitializeComponent();
table = ic[0].OwningIndex.Table;
indexColumns = ic;
foreach (Column c in table.Columns)
{
if (!String.IsNullOrEmpty(c.ColumnName))
{
columnNames.Add(c.ColumnName);
}
}
for (int i = 0; i < indexColumns.Count; i++)
{
IndexColumnGridRow row = new IndexColumnGridRow();
row.ColumnName = indexColumns[i].ColumnName;
row.SortOrder = indexColumns[i].SortOrder.ToString();
gridRows.Add(row);
}
columnName.Items.Add("<None>");
columnName.Items.AddRange((object[])columnNames.ToArray());
sortOrder.Items.Add("Ascending");
sortOrder.Items.Add("Descending");
indexColumnBindingSource.DataSource = gridRows;
}
public IndexColumnEditorDialog(List<IndexColumn> ic)
{
table = ic[0].OwningIndex.Table;
indexColumns = ic;
InitializeComponent();
foreach (Column c in table.Columns)
{
if (!String.IsNullOrEmpty(c.ColumnName))
columnNames.Add(c.ColumnName);
}
for (int i=0; i < indexColumns.Count; i++)
{
IndexColumnGridRow row = new IndexColumnGridRow();
row.ColumnName = indexColumns[i].ColumnName;
row.SortOrder = indexColumns[i].SortOrder.ToString();
gridRows.Add(row);
}
columnName.Items.Add("<None>");
columnName.Items.AddRange((object[])columnNames.ToArray());
sortOrder.Items.Add("Ascending");
sortOrder.Items.Add("Descending");
indexColumnBindingSource.DataSource = gridRows;
}