ISelectionService.SelectionChanged Zdarzenie

Definicja

Przestrzeń nazw:

System.ComponentModel.Design

Zestaw:

System.ComponentModel.TypeConverter.dll

Występuje po zmianie bieżącego zaznaczenia.

public:
 event EventHandler ^ SelectionChanged;

event EventHandler SelectionChanged;

member this.SelectionChanged : EventHandler 

Event SelectionChanged As EventHandler 

Typ zdarzenia

EventHandler

Przykłady

W poniższym przykładzie pokazano, jak używać SelectionChanged zdarzenia.

// 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

Uwagi

Zminimalizuj przetwarzanie podczas obsługi tego zdarzenia, ponieważ przetwarzanie wykonywane w ramach tego programu obsługi zdarzeń może znacząco wpłynąć na ogólną wydajność projektanta formularzy.

Zobacz też

• SelectionChanging
• EventHandler