Class GroupDescriptor

Represents group descriptor, which groups by item's Member and sorts the groups by their System.Linq.IGrouping`2.Keys.

Inheritance
System.Object
DescriptorBase
GroupDescriptorBase
AggregatedGroupDescriptorBase
GroupDescriptor
Inherited Members
Namespace: Telerik.Windows.Data
Assembly: Telerik.Windows.Data.dll

Syntax

public class GroupDescriptor : AggregatedGroupDescriptorBase, ISuspendNotifications, IGroupDescriptor, INotifyPropertyChanged, IAggregateFunctionsProvider, IEquatable<GroupDescriptor>

Constructors

GroupDescriptor()

Declaration
public GroupDescriptor()

Fields

MemberProperty

Identifies the Member dependency property.

Declaration
public static readonly DependencyProperty MemberProperty
Field Value
System.Windows.DependencyProperty

Properties

Member

Gets or sets the member name which will be used for grouping.

Declaration
public virtual string Member { get; set; }
Property Value
System.String

The member name that will be used for grouping.

MemberType

Gets or sets the type of the member that is used for grouping. Set this property if the member type cannot be resolved automatically. Such cases are: items with ICustomTypeDescriptor, XmlNode or DataRow. Changing this property will not raise System.ComponentModel.INotifyPropertyChanged.PropertyChanged event.

Declaration
public virtual Type MemberType { get; set; }
Property Value
System.Type

The type of the member used for grouping.

Methods

CreateGroupKeyExpression(ParameterExpression)

Creates a group expression that returns the grouping key for each item in a collection.

Declaration
protected override Expression CreateGroupKeyExpression(ParameterExpression parameterExpression)
Parameters
System.Linq.Expressions.ParameterExpression parameterExpression

The parameter expression, which will be used for grouping.
Returns
System.Linq.Expressions.Expression

Expression that creates group key for the given item.
Overrides

Equals(GroupDescriptor)

Determines whether the specified other descriptor is equal to the current one.

Declaration
public virtual bool Equals(GroupDescriptor other)
Parameters
GroupDescriptor other

The other group descriptor.
Returns
System.Boolean

True if all members of the current descriptor are equal to the ones of other, otherwise false.

Extension Methods