private bool setMetaData(MetaDataTable target, MetaDataTable source)
{
if (target == null)
{
return(true);
}
MetaDataRow newRow = (MetaDataRow)target.NewRow();
for (var i = 0; i < newRow.ItemArray.Length; i++)
{
if (!source.Columns.ItemByIndex(i).IsColumnUsedForGrouping)
{
newRow[i] = source.Rows.ItemByIndex(0)[i];
}
}
if (target.Rows.Count == 0)
{
target.Rows.Add(newRow);
}
else
{
target.Rows.ItemByIndex(0).ItemArray = newRow.ItemArray;
}
target.AcceptChanges();
return(false);
}
/// <summary>
/// Method for accepting the meta data.
/// </summary>
public void AcceptDataChanges()
{
if (_data.Rows.Count == 0)
{
var row = (MetaDataRow)_data.NewRow();
foreach (var editor in getEditors())
{
var col = getEditorColumn(editor);
if (col == null)
{
continue;
}
if (col.DataType == typeof(double))
{
var editorValue = getEditorValue(editor);
row[col] = editorValue ?? (object)DBNull.Value;
}
else
{
row[col] = editor.EditValue ?? DBNull.Value;
}
}
_data.Rows.Add(row);
}
_data.AcceptChanges();
OnMetaDataChanged?.Invoke(this, new EventArgs());
}