/// <summary>
/// Sorts the list by the clicked column.
/// </summary>
/// <param name="e">EventArgs object</param>
protected override void OnColumnClick(ColumnClickEventArgs e)
{
//locked = true;
base.OnColumnClick(e);
//using (new Hourglass(ShowHourglass))
{
ColumnHeader columnHeader = this.Columns[e.Column];
// The comparer is stored in the Tag property
FWCompareObject comparer = ((ColumnHeaderTag)columnHeader.Tag).compareObject;
if (compareObjectComparersVal.FirstComparer == comparer)
{
comparer.Ascending ^= true;
}
else
{
compareObjectComparersVal.FirstComparer = comparer;
}
object focusedObjectCache = FocusedObject;
List <int> selectedObjectIDs = new List <int>();
BeforeSort(selectedObjectIDs);
// Sort the cached objects.
// The cache will ensure, that all objects are read.
objectsCacheValue.Sort(compareObjectComparersVal);
List <int> selectedIndizes = new List <int>();
AfterSort(focusedObjectCache, selectedObjectIDs, selectedIndizes);
// The current cache for ListViewItems is invalid now
itemCache = null;
// Redraw the list
Refresh();
// Set the sort icon (triangle in the column header)
SortOrder sortOrder = comparer.Ascending ? SortOrder.Ascending : SortOrder.Descending;
ListViewExtensions.SetSortIcon(this, e.Column, sortOrder);
//locked = false;
}
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="compareObject">Comparer object</param>
public ColumnHeaderTag(FWCompareObject compareObject)
{
this.compareObject = compareObject;
}
