PropertyChangedEventManager.AddHandler Method
Definition
Important
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Adds the specified event handler, which is called when specified source raises the PropertyChanged event for the specified property.
public:
static void AddHandler(System::ComponentModel::INotifyPropertyChanged ^ source, EventHandler<System::ComponentModel::PropertyChangedEventArgs ^> ^ handler, System::String ^ propertyName);
public static void AddHandler (System.ComponentModel.INotifyPropertyChanged source, EventHandler<System.ComponentModel.PropertyChangedEventArgs> handler, string propertyName);
static member AddHandler : System.ComponentModel.INotifyPropertyChanged * EventHandler<System.ComponentModel.PropertyChangedEventArgs> * string -> unit
Public Shared Sub AddHandler (source As INotifyPropertyChanged, handler As EventHandler(Of PropertyChangedEventArgs), propertyName As String)
Parameters
- source
- INotifyPropertyChanged
The source object that the raises the PropertyChanged event.
- handler
- EventHandler<PropertyChangedEventArgs>
The delegate that handles the PropertyChanged event.
- propertyName
- String
The name of the property that exists on source
upon which to listen for changes. Set to Empty to indicate "any property".
Exceptions
handler
is null
.
More than one method is associated with handler
.
Remarks
Use this method to specify the event handler you want to use to subscribe to the PropertyChanged event. When you use this method, your listener object does not need to implement the IWeakEventListener interface.