private void UpdateSortDefinitions(DataGridColumn updatedColumn)
{
// Not nullable, check if there already is a sort description for that column.
if (_sortDescriptions.Any(i => i.PropertyName == updatedColumn.SortMemberPath))
{
// Get the description.
var columnSortDescription =
_sortDescriptions.FirstOrDefault(i => i.PropertyName == updatedColumn.SortMemberPath);
var columnSortDirection = updatedColumn.SortDirection;
// Always remove from definitions, updating value throws an exception.
_sortDescriptions.Remove(columnSortDescription);
// If there is a direction, add the new value.
if (columnSortDirection != null)
{
_sortDescriptions.Add(
new SortDescription(updatedColumn.SortMemberPath, GetSortDirection(updatedColumn)));
}
}
// Add column to definitions.
else
{
_sortDescriptions.Add(
new SortDescription(updatedColumn.SortMemberPath, GetSortDirection(updatedColumn)));
}
UpdateColumnSortDefinitions();
}
public void SetDefaultSorts(IEnumerable <SortDescription> sorts)
{
//TODO: add support for this
if (_defaultSorts.Any())
{
throw new NotSupportedException("Already added default sorts");
}
foreach (var sort in sorts)
{
_defaultSorts.Add(new SortDescription(sort.PropertyName, sort.Direction));
}
ApplyDefaultSorts();
}
public IList <IImportJobViewModel> LoadRange(int startIndex, int count, SortDescriptionCollection sortDescriptions, out int overallCount)
{
var retVal = new List <IImportJobViewModel>();
using (var repository = _importRepository.GetRepositoryInstance())
{
var query = repository.ImportJobs;
if (!string.IsNullOrEmpty(SearchFilterKeyword))
{
query = query.Where(x => x.Name.Contains(SearchFilterKeyword));
}
else
{
if (!string.IsNullOrEmpty(SearchFilterName))
{
query = query.Where(x => x.Name.Contains(SearchFilterName));
}
}
overallCount = query.Count();
var orderedItems = !sortDescriptions.Any() ? query.OrderBy(x => x.Name) : ApplySortDescriptions(query, sortDescriptions);
var items = orderedItems.Skip(startIndex).Take(count).ToList();
foreach (var item in items)
{
if (AvailableImporters.Any(importer => importer.ToString() == item.EntityImporter))
{
var itemViewModel = _itemVmFactory.GetViewModelInstance(
new KeyValuePair <string, object>("item", item),
new KeyValuePair <string, object>("entityImporters", AvailableImporters),
new KeyValuePair <string, object>("homeMenuName", _parentViewModel.CurrentTab.IdTab)
);
retVal.Add(itemViewModel);
}
else
{
overallCount -= 1;
}
}
}
return(retVal);
}