internal static void DeleteTree(TableResolver resolver, DbTreeDefinition tree, string id, IInputData inputData)
{
TkDebug.AssertArgumentNull(resolver, "resolver", null);
TkDebug.AssertArgumentNull(tree, "tree", null);
TkDebug.AssertArgumentNullOrEmpty(id, "id", null);
DataRow row = null;
if (resolver.HostTable != null)
{
row = resolver.HostTable.Select(string.Format(ObjectUtil.SysCulture, "{0} = '{1}'",
tree.IdField, id))[0];
}
else
{
row = resolver.SelectRowWithParam(tree.IdField, id);
}
resolver.SetCommands(AdapterCommand.Update | AdapterCommand.Delete);
DataTable table = resolver.HostTable;
int currentCount = table.Rows.Count;
IFieldInfo layerField = resolver.GetFieldInfo(tree.LayerField);
IParamBuilder builder = CreateLayerParamBuilder(resolver.Context, layerField,
row[tree.LayerField].ToString());
resolver.Select(builder);
for (int i = currentCount; i < table.Rows.Count; ++i)
{
DataRow delRow = table.Rows[i];
resolver.DeleteRow(delRow, UpdateKind.Delete, null, inputData);
}
SetParentLeaf(resolver, tree, row[tree.ParentIdField].ToString());
resolver.DeleteRow(row, UpdateKind.Delete, null, inputData);
}
