Class ObservableUIElementCollection

Represents an ordered collection of System.Windows.UIElement instances with implemented System.Collections.Specialized.INotifyCollectionChanged interface.

Inheritance

System.Object

ObservableUIElementCollection

Implements

System.Collections.Specialized.INotifyCollectionChanged

Namespace: Syncfusion.Windows.Shared

Assembly: Syncfusion.Shared.WPF.dll

Syntax

public class ObservableUIElementCollection : UIElementCollection, INotifyCollectionChanged

Constructors

ObservableUIElementCollection(UIElement, FrameworkElement)

Initializes a new instance of the ObservableUIElementCollection class.

Declaration

public ObservableUIElementCollection(UIElement visualParent, FrameworkElement logicalParent)

Parameters

Type	Name	Description
System.Windows.UIElement	visualParent	The System.Windows.UIElement parent of the collection.
System.Windows.FrameworkElement	logicalParent	The logical parent of the elements in the collection.

Methods

Add(UIElement)

Adds the specified element to the System.Windows.Controls.UIElementCollection.

Declaration

public override int Add(UIElement element)

Parameters

Type	Name	Description
System.Windows.UIElement	element	The System.Windows.UIElement to add.

Returns

Type	Description
System.Int32	The index position of the added element.

Clear()

Removes all elements from a System.Windows.Controls.UIElementCollection.

Declaration

public override void Clear()

Insert(Int32, UIElement)

Inserts an element into a System.Windows.Controls.UIElementCollection at the specified index position.

Declaration

public override void Insert(int index, UIElement element)

Parameters

Type	Name	Description
System.Int32	index	The index position where you want to insert the element.
System.Windows.UIElement	element	The element to insert into the System.Windows.Controls.UIElementCollection.

Remove(UIElement)

Removes the specified element from a System.Windows.Controls.UIElementCollection.

Declaration

public override void Remove(UIElement element)

Parameters

Type	Name	Description
System.Windows.UIElement	element	The element to remove from the collection.

RemoveAt(Int32)

Removes the System.Windows.UIElement at the specified index.

Declaration

public override void RemoveAt(int index)

Parameters

Type	Name	Description
System.Int32	index	The index of the System.Windows.UIElement that you want to remove.

RemoveRange(Int32, Int32)

Removes a range of elements from a System.Windows.Controls.UIElementCollection.

Declaration

public override void RemoveRange(int index, int count)

Parameters

Type	Name	Description
System.Int32	index	The index position of the element where removal begins.
System.Int32	count	The number of elements to remove.

Events

CollectionChanged

Occurs when the collection changes.

Declaration

public event NotifyCollectionChangedEventHandler CollectionChanged

Event Type

Type
System.Collections.Specialized.NotifyCollectionChangedEventHandler

Implements

System.Collections.Specialized.INotifyCollectionChanged