|
static private BuildRows ( List |
||
| cellPlaceholderListsForRows | List |
|
| rowSetups | IReadOnlyList |
|
| useContrastForFirstRow | bool | |
| columns | IReadOnlyList |
|
| firstDataColumnIndex | int | |
| tableIsColumnPrimary | bool | |
| return | IEnumerable |
|
void ControlTreeDataLoader.LoadData()
{
if (hideIfEmpty && itemGroups.All(itemGroup => !itemGroup.Items.Any()))
{
Visible = false;
return;
}
EwfTable.SetUpTableAndCaption(this, style, classes, caption, subCaption);
var itemSetupLists = new[] { headItems }.Concat(itemGroups.Select(i => i.Items)).Select(i => i.Select(j => j.Setup.FieldOrItemSetup));
var allItemSetups = itemSetupLists.SelectMany(i => i).ToImmutableArray();
var columnWidthFactor = EwfTable.GetColumnWidthFactor(allItemSetups);
foreach (var itemSetups in itemSetupLists.Where(i => i.Any()))
{
Controls.Add(
new WebControl(HtmlTextWriterTag.Colgroup).AddControlsReturnThis(itemSetups.Select(i => EwfTable.GetColControl(i, columnWidthFactor))));
}
var fields = EwfTable.GetFields(specifiedFields, headItems, itemGroups.SelectMany(i => i.Items));
var cellPlaceholderListsForItems = TableOps.BuildCellPlaceholderListsForItems(
headItems.Concat(itemGroups.SelectMany(i => i.Items)).ToList(),
fields.Count);
// Pivot the cell placeholders from column primary into row primary format.
var cellPlaceholderListsForRows =
Enumerable.Range(0, fields.Count)
.Select(field => Enumerable.Range(0, allItemSetups.Length).Select(item => cellPlaceholderListsForItems[item][field]).ToList())
.ToList();
var headRows = TableOps.BuildRows(
cellPlaceholderListsForRows.Take(firstDataFieldIndex).ToList(),
fields.Select(i => i.FieldOrItemSetup).ToImmutableArray(),
null,
allItemSetups,
allItemSetups.Length,
true);
var bodyRows = TableOps.BuildRows(
cellPlaceholderListsForRows.Skip(firstDataFieldIndex).ToList(),
fields.Select(i => i.FieldOrItemSetup).ToImmutableArray(),
false,
allItemSetups,
headItems.Count,
true);
// We can't easily put the head fields in thead because we don't have a way of verifying that cells don't cross between head and data fields.
Controls.Add(new WebControl(HtmlTextWriterTag.Tbody).AddControlsReturnThis(headRows.Concat(bodyRows)));
EwfTable.AssertAtLeastOneCellPerField(fields, cellPlaceholderListsForItems);
}
private IEnumerable <Control> buildRows(
IReadOnlyCollection <EwfTableItem> items, IReadOnlyCollection <EwfTableField> fields, bool?useContrastForFirstRow, bool useHeadCells,
Func <EwfTableCell> itemActionCheckBoxCellGetter, Func <EwfTableCell> itemReorderingCellGetter, List <EwfTableItem> allVisibleItems)
{
// Assert that the cells in the list of items are valid and store a data structure for below.
var cellPlaceholderListsForRows = TableOps.BuildCellPlaceholderListsForItems(items, fields.Count);
// NOTE: Be sure to take check box and reordering columns into account.
var rows = TableOps.BuildRows(
cellPlaceholderListsForRows,
items.Select(i => i.Setup.FieldOrItemSetup).ToImmutableArray(),
useContrastForFirstRow,
fields.Select(i => i.FieldOrItemSetup).ToImmutableArray(),
useHeadCells ? fields.Count : 0,
false);
allVisibleItems.AddRange(items);
return(rows);
}