ISelectionService.SelectionChanged Olay

Tanım

Ad Alanı:

System.ComponentModel.Design

Bütünleştirilmiş Kod:

System.ComponentModel.TypeConverter.dll

Geçerli seçim değiştiğinde gerçekleşir.

public:
 event EventHandler ^ SelectionChanged;

event EventHandler SelectionChanged;

member this.SelectionChanged : EventHandler 

Event SelectionChanged As EventHandler 

Olay Türü

EventHandler

Örnekler

Aşağıdaki örnekte olayın nasıl kullanılacağı gösterilmektedir SelectionChanged .

// Add SelectionChanged event handler to event
m_selectionService->SelectionChanged += gcnew EventHandler( this, &ComponentClass::OnSelectionChanged );

// Add SelectionChanged event handler to event
m_selectionService.SelectionChanged += new EventHandler(OnSelectionChanged);

' Add SelectionChanged event handler to event
AddHandler m_selectionService.SelectionChanged, AddressOf OnSelectionChanged

/* This is the OnSelectionChanged handler method.  This method calls
    OnUserChange to display a message that indicates the name of the
    handler that made the call and the type of the event argument. */
void OnSelectionChanged( Object^ /*sender*/, EventArgs^ args )
{
   OnUserChange( "OnSelectionChanged", args->ToString() );
}

/* This is the OnSelectionChanged handler method.  This method calls
    OnUserChange to display a message that indicates the name of the
    handler that made the call and the type of the event argument. */
private void OnSelectionChanged(object sender, EventArgs args) 
{
    OnUserChange("OnSelectionChanged", args.ToString());
}

' This is the OnSelectionChanged handler method.  This method calls
'  OnUserChange to display a message that indicates the name of the
'  handler that made the call and the type of the event argument. 
Private Sub OnSelectionChanged(ByVal sender As Object, ByVal args As EventArgs)
   OnUserChange("OnSelectionChanged", args.ToString())
End Sub

Açıklamalar

Bu olay işleyicisinde gerçekleşen işleme, form tasarımcısının genel performansını önemli ölçüde etkileyebileceğinden, bu olayı işlerken işlemeyi en aza indirin.

Ayrıca bkz.

• SelectionChanging
• EventHandler