ISelectionService.SelectionChanged Evento

Referência

Definição

Namespace:: System.ComponentModel.Design

Assembly:: System.ComponentModel.TypeConverter.dll

Assembly:: System.dll

Assembly:: netstandard.dll

Importante

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Ocorre quando a seleção atual é alterada.

public:
 event EventHandler ^ SelectionChanged;

event EventHandler SelectionChanged;

member this.SelectionChanged : EventHandler

Event SelectionChanged As EventHandler

Tipo de evento

EventHandler

Exemplos

O exemplo a seguir ilustra como usar o SelectionChanged evento .

// 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

Comentários

Minimize o processamento ao manipular esse evento, pois o processamento que ocorre dentro desse manipulador de eventos pode afetar significativamente o desempenho geral do designer de formulários.

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