Mono.UIAutomation.Winforms.DataGridProvider.UpdateChildren C# (CSharp) Метод

		private void UpdateChildren ()
		{
			if (lastDataSource != null) {
				OnNavigationChildrenCleared ();
				items.Clear ();
			}

			if (header != null) {
				RemoveChildProvider (header);
				header.Terminate ();
				header = null;

				SetBehavior (TablePatternIdentifiers.Pattern, null);
			}

			if (lastCurrencyManager == null) { 
				// First time, otherwise we can't do anything.
				lastCurrencyManager = RequestCurrencyManager ();
				if (lastCurrencyManager == null)
					return;
			}

			// Is showing "+" to expand, this usually happens when DataSource is
			// DataSet and has more than one DataTable.
			if (datagrid.CurrentTableStyle.GridColumnStyles.Count == 0) {
				DataGridCustomProvider customProvider 
					= new DataGridCustomProvider (this, 0, string.Empty);
				customProvider.Initialize ();
				AddChildProvider (customProvider);
			} else {
				CreateHeader (datagrid.CurrentTableStyle);

				for (int row = 0; row < lastCurrencyManager.Count; row++)
					CreateListItem (row, datagrid.CurrentTableStyle);
			}

			lastDataSource = datagrid.DataSource;
		}