Class ItemsControl

Represents a control that can be used to present a collection of items.

Inheritance
System.Object
DependencyObject
UIElement
FrameworkElement
Control
ItemsControl
Accordion
HeaderedItemsControl
MenuBase
Selector
Rating
TabControl
TreeView
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.Controls
Assembly: OpenSilver.dll
Syntax
public class ItemsControl : Control

Constructors

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ItemsControl()

Initializes a new instance of the ItemsControl class.

Declaration
public ItemsControl()

Fields

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DisplayMemberPathProperty

Identifies the DisplayMemberPath dependency property.

Declaration
public static readonly DependencyProperty DisplayMemberPathProperty
Field Value
Type Description
DependencyProperty
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ItemContainerStyleProperty

Identifies the ItemContainerStyle dependency property.

Declaration
public static readonly DependencyProperty ItemContainerStyleProperty
Field Value
Type Description
DependencyProperty
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ItemsPanelProperty

Identifies the ItemsPanel dependency property.

Declaration
public static readonly DependencyProperty ItemsPanelProperty
Field Value
Type Description
DependencyProperty
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ItemsSourceProperty

Identifies the ItemsSource dependency property.

Declaration
public static readonly DependencyProperty ItemsSourceProperty
Field Value
Type Description
DependencyProperty
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ItemTemplateProperty

Identifies the ItemTemplate dependency property.

Declaration
public static readonly DependencyProperty ItemTemplateProperty
Field Value
Type Description
DependencyProperty

Properties

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DisplayMemberPath

Gets or sets a path to a value on the source object to serve as the visual representation of the object.

Declaration
public string DisplayMemberPath { get; set; }
Property Value
Type Description
System.String
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ItemContainerGenerator

Gets the ItemContainerGenerator associated with this ItemsControl.

Declaration
public ItemContainerGenerator ItemContainerGenerator { get; }
Property Value
Type Description
ItemContainerGenerator
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ItemContainerStyle

Gets or sets the style that is used when rendering the item containers.

Declaration
public Style ItemContainerStyle { get; set; }
Property Value
Type Description
Style
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Items

Items is the collection of data that is used to generate the content of this control.

Declaration
public ItemCollection Items { get; }
Property Value
Type Description
ItemCollection
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ItemsPanel

Gets or sets the template that defines the panel that controls the layout of items.

Declaration
public ItemsPanelTemplate ItemsPanel { get; set; }
Property Value
Type Description
ItemsPanelTemplate
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ItemsSource

Gets or sets an object source used to generate the content of the ItemsControl.

Declaration
public IEnumerable ItemsSource { get; set; }
Property Value
Type Description
System.Collections.IEnumerable
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ItemTemplate

Gets or sets the DataTemplate used to display each item.

Declaration
public DataTemplate ItemTemplate { get; set; }
Property Value
Type Description
DataTemplate

Methods

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ClearContainerForItemOverride(DependencyObject, Object)

Undoes the effects of the PrepareContainerForItemOverride method.

Declaration
protected virtual void ClearContainerForItemOverride(DependencyObject element, object item)
Parameters
Type Name Description
DependencyObject element

The container element.
System.Object item

The item.
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GetContainerForItemOverride()

Creates or identifies the element that is used to display the given item.

Declaration
protected virtual DependencyObject GetContainerForItemOverride()
Returns
Type Description
DependencyObject

The element that is used to display the given item.
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GetItemsOwner(DependencyObject)

Declaration
public static ItemsControl GetItemsOwner(DependencyObject element)
Parameters
Type Name Description
DependencyObject element
Returns
Type Description
ItemsControl
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INTERNAL_OnAttachedToVisualTree()

Declaration
protected override void INTERNAL_OnAttachedToVisualTree()
Overrides
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IsItemItsOwnContainerOverride(Object)

Determines whether the specified item is (or is eligible to be) its own container.

Declaration
protected virtual bool IsItemItsOwnContainerOverride(object item)
Parameters
Type Name Description
System.Object item

The item to check.
Returns
Type Description
System.Boolean

True if the item is (or is eligible to be) its own container; otherwise, false.
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ItemsControlFromItemContainer(DependencyObject)

Declaration
public static ItemsControl ItemsControlFromItemContainer(DependencyObject container)
Parameters
Type Name Description
DependencyObject container
Returns
Type Description
ItemsControl
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ManageCollectionChanged(NotifyCollectionChangedEventArgs)

Declaration
protected virtual void ManageCollectionChanged(NotifyCollectionChangedEventArgs e)
Parameters
Type Name Description
System.Collections.Specialized.NotifyCollectionChangedEventArgs e
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OnItemsChanged(NotifyCollectionChangedEventArgs)

Called when the value of the Items property changes.

Declaration
protected virtual void OnItemsChanged(NotifyCollectionChangedEventArgs e)
Parameters
Type Name Description
System.Collections.Specialized.NotifyCollectionChangedEventArgs e

A System.Collections.Specialized.NotifyCollectionChangedEventArgs that contains the event data
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OnItemsSourceChanged(IEnumerable, IEnumerable)

Declaration
protected virtual void OnItemsSourceChanged(IEnumerable oldValue, IEnumerable newValue)
Parameters
Type Name Description
System.Collections.IEnumerable oldValue
System.Collections.IEnumerable newValue
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OnItemsSourceChanged_BeforeVisualUpdate(IEnumerable, IEnumerable)

Declaration
protected virtual void OnItemsSourceChanged_BeforeVisualUpdate(IEnumerable oldValue, IEnumerable newValue)
Parameters
Type Name Description
System.Collections.IEnumerable oldValue
System.Collections.IEnumerable newValue
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PrepareContainerForItemOverride(DependencyObject, Object)

Prepares the specified element to display the specified item.

Declaration
protected virtual void PrepareContainerForItemOverride(DependencyObject element, object item)
Parameters
Type Name Description
DependencyObject element

The element that's used to display the specified item.
System.Object item

The item to display.
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UpdateItemsPanel(ItemsPanelTemplate)

Declaration
protected virtual void UpdateItemsPanel(ItemsPanelTemplate newTemplate)
Parameters
Type Name Description
ItemsPanelTemplate newTemplate

Extension Methods