Class CollectionViewGroup

A CollectionViewGroup, as created by a CollectionView according to a GroupDescription.

Inheritance
System.Object
CollectionViewGroup
Implements
System.ComponentModel.INotifyPropertyChanged
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.ToString()
Namespace: System.Windows.Data
Assembly: OpenSilver.dll
Syntax
public abstract class CollectionViewGroup : INotifyPropertyChanged

Constructors

| Improve this Doc View Source

CollectionViewGroup(Object)

Initializes a new instance of CollectionViewGroup.

Declaration
protected CollectionViewGroup(object name)
Parameters
Type Name Description
System.Object name

Properties

| Improve this Doc View Source

IsBottomLevel

Is this group at the bottom level (not further subgrouped).

Declaration
public abstract bool IsBottomLevel { get; }
Property Value
Type Description
System.Boolean
| Improve this Doc View Source

ItemCount

The number of data items (leaves) in the subtree under this group.

Declaration
public int ItemCount { get; }
Property Value
Type Description
System.Int32
| Improve this Doc View Source

Items

The immediate children of the group. These may be data items (leaves) or subgroups.

Declaration
public ReadOnlyObservableCollection<object> Items { get; }
Property Value
Type Description
System.Collections.ObjectModel.ReadOnlyObservableCollection<System.Object>
| Improve this Doc View Source

Name

The name of the group, i.e. the common value of the property used to divide data items into groups.

Declaration
public object Name { get; }
Property Value
Type Description
System.Object
| Improve this Doc View Source

ProtectedItemCount

The number of data items (leaves) in the subtree under this group. Derived classes can change the count using this property; the changes will be reflected in the public ItemCount property.

Declaration
protected int ProtectedItemCount { get; set; }
Property Value
Type Description
System.Int32
| Improve this Doc View Source

ProtectedItems

The items of the group. Derived classes can add or remove items using this property; the changes will be reflected in the public Items property.

Declaration
protected ObservableCollection<object> ProtectedItems { get; }
Property Value
Type Description
System.Collections.ObjectModel.ObservableCollection<System.Object>

Methods

| Improve this Doc View Source

OnPropertyChanged(PropertyChangedEventArgs)

Raises a PropertyChanged event (per System.ComponentModel.INotifyPropertyChanged).

Declaration
protected virtual void OnPropertyChanged(PropertyChangedEventArgs e)
Parameters
Type Name Description
System.ComponentModel.PropertyChangedEventArgs e

Events

| Improve this Doc View Source

PropertyChanged

PropertyChanged event (per System.ComponentModel.INotifyPropertyChanged).

Declaration
protected virtual event PropertyChangedEventHandler PropertyChanged
Event Type
Type Description
System.ComponentModel.PropertyChangedEventHandler

Explicit Interface Implementations

| Improve this Doc View Source

INotifyPropertyChanged.PropertyChanged

PropertyChanged event (per System.ComponentModel.INotifyPropertyChanged).

Declaration
event PropertyChangedEventHandler INotifyPropertyChanged.PropertyChanged
Returns
Type Description
System.ComponentModel.PropertyChangedEventHandler

Implements

System.ComponentModel.INotifyPropertyChanged

Extension Methods