New to Telerik UI for WPF? Start a free 30-day trial

ColumnGroupDescriptor

Class

Represents a group descriptor, which groups and sorts by the value of its Column.

Definition

Namespace:Telerik.Windows.Controls.GridView

Assembly:Telerik.Windows.Controls.GridView.dll

Syntax:

public class ColumnGroupDescriptor : GroupDescriptorBase, ISuspendNotifications, IGroupDescriptor, INotifyPropertyChanged, IAggregateFunctionsProvider

Inheritance: objectInheritanceContextPropagatorDescriptorBaseGroupDescriptorBaseColumnGroupDescriptor

Implements: IAggregateFunctionsProviderIGroupDescriptorINotifyPropertyChangedISuspendNotifications

Inherited Members GroupDescriptorBase.DisplayContentPropertyGroupDescriptorBase.CreateGroupKeyExpression(Expression)GroupDescriptorBase.CreateGroupSortExpression(Expression)GroupDescriptorBase.CycleSortDirection()GroupDescriptorBase.SortDirectionDescriptorBase.OnPropertyChanged(PropertyChangedEventArgs)DescriptorBase.OnPropertyChanged(string)DescriptorBase.SuspendNotifications()DescriptorBase.ResumeNotifications()DescriptorBase.NotificationsSuspendedDescriptorBase.PropertyChangedInheritanceContextPropagator.CreateInstanceCore()InheritanceContextPropagator.FreezeCore(bool)...

Constructors

ColumnGroupDescriptor()

public ColumnGroupDescriptor()

Fields

ColumnProperty

DependencyProperty

The backing DependencyProperty storage for the Column property.

public static readonly DependencyProperty ColumnProperty

Properties

Column

GridViewColumn

Gets or sets the column that will be used for grouping.

public GridViewColumn Column { get; set; }

Property Value:

The column that will be used for grouping.

DisplayContent

object

Gets or sets the content which will be used to visually represent this descriptor.

public override object DisplayContent { get; set; }

Overrides: GroupDescriptorBase.DisplayContent

Methods

CreateGroupKeyExpression(ParameterExpression)

Expression

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

protected override Expression CreateGroupKeyExpression(ParameterExpression parameterExpression)

Parameters:parameterExpressionParameterExpression

The parameter expression, which will be used for grouping.

Returns:

Expression

Expression that creates group key for the given item.

Overrides: GroupDescriptorBase.CreateGroupKeyExpression(ParameterExpression)