/// <summary>
/// Sets the <see cref="System.Windows.Data.CollectionViewSource.View.Filter"/>
/// </summary>
/// <param name="viewSource">the <see cref="System.Windows.Data.CollectionViewSource"/></param>
/// <param name="filter">the filter of the View</param>
public static void SetFilter(CollectionViewSource viewSource, Predicate <object> filter)
{
if (!FrameworkDispatcherUtility.HasCurrentWindowsApplication())
{
return;
}
viewSource.CheckViewSource();
viewSource.View.Filter = filter;
}
/// <summary>
/// Gets the <see cref="System.Windows.Data.CollectionViewSource"/>.
/// </summary>
/// <param name="source">the Source</param>
public static CollectionViewSource GetCollectionViewSource(object source)
{
if (!FrameworkDispatcherUtility.HasCurrentWindowsApplication())
{
return(null);
}
var viewSource = new CollectionViewSource();
SetSource(viewSource, source);
viewSource.CheckViewSource();
return(viewSource);
}
/// <summary>
/// Applies a sort with the specified descriptions.
/// </summary>
/// <param name="viewSource">the <see cref="System.Windows.Data.CollectionViewSource"/></param>
/// <param name="descriptions">the sort descriptions</param>
public static void ApplySort(CollectionViewSource viewSource, IEnumerable <SortDescription> descriptions)
{
if (!FrameworkDispatcherUtility.HasCurrentWindowsApplication())
{
return;
}
viewSource.CheckViewSource();
if (viewSource.SortDescriptions.Any())
{
viewSource.SortDescriptions.Clear();
}
descriptions.ForEachInEnumerable(i => viewSource.SortDescriptions.Add(i));
}
/// <summary>
/// Applies the groupings.
/// </summary>
/// <param name="viewSource">The view source.</param>
/// <param name="groupings">The groupings.</param>
public static void ApplyGroupings(CollectionViewSource viewSource, IEnumerable <GroupDescription> groupings)
{
if (!FrameworkDispatcherUtility.HasCurrentWindowsApplication())
{
return;
}
viewSource.CheckViewSource();
using (viewSource.DeferRefresh())
{
if (viewSource.GroupDescriptions.Any())
{
viewSource.GroupDescriptions.Clear();
}
groupings.ForEachInEnumerable(i => viewSource.GroupDescriptions.Add(i));
}
}
