INotifyPropertyChanged.PropertyChanged Event (System.ComponentModel)

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Web Development
Silverlight
Silverlight 3
.NET Framework Class Library for Silverlight
System.ComponentModel Namespace
INotifyPropertyChanged Interface
INotifyPropertyChanged Events

PropertyChanged Event

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INotifyPropertyChanged..::.PropertyChanged Event
This page is specific to:Microsoft Version:2.0 3.0 3.5Silverlight 34.0

.NET Framework Class Library for Silverlight

INotifyPropertyChanged..::.PropertyChanged Event

Occurs when a property value changes.

Namespace: System.ComponentModel
Assembly: System (in System.dll)

Syntax

C++

JScript

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'Usage

Dim instance As INotifyPropertyChanged
Dim handler As PropertyChangedEventHandler

AddHandler instance.PropertyChanged, handler


'Declaration

Event PropertyChanged As PropertyChangedEventHandler

Remarks

The PropertyChanged event can indicate that all properties on the object have changed by using either nullNothingnullptra null reference (Nothing in Visual Basic) or String..::.Empty for the PropertyName property of the PropertyChangedEventArgs.

In data binding, raise PropertyChanged on the data source to cause updates to propagate to the target.

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

Reference

INotifyPropertyChanged Interface

INotifyPropertyChanged Members

System.ComponentModel Namespace

PropertyChangedEventArgs

Other Resources

Data Binding