ISelectionService.SelectionChanged Событие

Определение

Пространство имен:

System.ComponentModel.Design

Сборка:

System.ComponentModel.TypeConverter.dll

Возникает при изменении текущего выделения.

public:
 event EventHandler ^ SelectionChanged;

event EventHandler SelectionChanged;

member this.SelectionChanged : EventHandler 

Event SelectionChanged As EventHandler 

Тип события

EventHandler

Примеры

В следующем примере показано, как использовать SelectionChanged событие .

// 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

Комментарии

Сведите к минимуму обработку при обработке этого события, так как обработка, выполняемая в этом обработчике событий, может значительно повлиять на общую производительность конструктора форм.

См. также раздел

• SelectionChanging
• EventHandler