public class FilterEventArgs : EventArgs
FilterEventArgs type exposes the following members.
Name Description Accepted Gets or sets a value that indicates whether the item passes the filter. Item Gets the object that the filter should test. Top
Name Description Equals(Object) Determines whether the specified object is equal to the current object. (Inherited from Object.) Finalize Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object.) GetHashCode Serves as the default hash function. (Inherited from Object.) GetType Gets the (Inherited from of the current instance. Type Object.) MemberwiseClone Creates a shallow copy of the current (Inherited from . Object Object.) ToString Returns a string that represents the current object. (Inherited from Object.) Top
The following example shows how to set an event handler for the
event. In this example, CollectionViewSource .Filter listingDataView is an instance of . CollectionViewSource
listingDataView.Filter += new FilterEventHandler(ShowOnlyBargainsFilter);
The following example shows the implementation of the example
ShowOnlyBargainsFilter filter event handler. This event handler uses the property to filter out FilterEventArgs .Accepted AuctionItem objects that have a CurrentPrice of $25.00 or greater.
private void ShowOnlyBargainsFilter( object sender, FilterEventArgs e)
AuctionItem product = e.Item as AuctionItem;
if (product != null)
// Filter out products with price 25 or above
if (product.CurrentPrice < 25)
e.Accepted = true;
e.Accepted = false;
For the complete example, see
Data Binding Demo. .NET Framework
Supported in: 4.5, 4, 3.5, 3.0
.NET Framework Client Profile
Supported in: 4, 3.5 SP1
Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.