private void SortByColumn(GridViewColumnHeader sortColumn)
{
_projectList.Items.SortDescriptions.Clear();
var sortDescription = new SortDescription();
sortDescription.PropertyName = SortableColumnHeaderAttachedProperties.GetSortPropertyName(sortColumn);
var sortDir = SortableColumnHeaderAttachedProperties.GetSortDirectionProperty(sortColumn);
sortDescription.Direction = sortDir == null
? ListSortDirection.Ascending
: sortDir == ListSortDirection.Ascending
? ListSortDirection.Descending
: ListSortDirection.Ascending;
SortableColumnHeaderAttachedProperties.SetSortDirectionProperty(obj: sortColumn, value: sortDescription.Direction);
_projectList.Items.SortDescriptions.Add(sortDescription);
foreach (var column in _sortableColumns)
{
if (column == sortColumn)
{
continue;
}
SortableColumnHeaderAttachedProperties.RemoveSortDirectionProperty(obj: column);
}
}
private void SortByColumn(GridViewColumnHeader sortColumn)
{
var sortDescription = new SortDescription();
sortDescription.PropertyName = SortableColumnHeaderAttachedProperties.GetSortPropertyName(sortColumn);
var sortDir = SortableColumnHeaderAttachedProperties.GetSortDirectionProperty(sortColumn);
sortDescription.Direction = sortDir == null
? ListSortDirection.Ascending
: sortDir == ListSortDirection.Ascending
? ListSortDirection.Descending
: ListSortDirection.Ascending;
UpdateColumnSorting(sortColumn, sortDescription);
}
private void UpdateHeaderAutomationProperties(GridViewColumnHeader columnHeader)
{
var sortDir = SortableColumnHeaderAttachedProperties.GetSortDirectionProperty(columnHeader);
string oldHelpText = AutomationProperties.GetHelpText(columnHeader);
string newHelpText;
if (sortDir == ListSortDirection.Ascending)
{
newHelpText = Resx.Resources.Accessibility_ColumnSortedAscendingHelpText;
}
else if (sortDir == ListSortDirection.Descending)
{
newHelpText = Resx.Resources.Accessibility_ColumnSortedDescendingHelpText;
}
else
{
newHelpText = Resx.Resources.Accessibility_ColumnNotSortedHelpText;
}
AutomationProperties.SetHelpText(columnHeader, newHelpText);
var peer = UIElementAutomationPeer.FromElement(columnHeader);
peer?.RaisePropertyChangedEvent(AutomationElementIdentifiers.HelpTextProperty, oldHelpText, newHelpText);
}