IncrementalLassoHitTester.SelectionChanged Evento
Definição
Importante
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Ocorre quando o caminho de Laço marca ou desmarca um Stroke de tinta.
public:
event System::Windows::Ink::LassoSelectionChangedEventHandler ^ SelectionChanged;public event System.Windows.Ink.LassoSelectionChangedEventHandler SelectionChanged;member this.SelectionChanged : System.Windows.Ink.LassoSelectionChangedEventHandler Public Custom Event SelectionChanged As LassoSelectionChangedEventHandler Public Event SelectionChanged As LassoSelectionChangedEventHandler Tipo de evento
Exemplos
O exemplo a seguir demonstra como selecionar dinamicamente traços em um controle personalizado. Para obter todo o exemplo, consulte Como: Selecionar Tinta de um controle personalizado
void selectionTester_SelectionChanged(object sender,
LassoSelectionChangedEventArgs args)
{
// Change the color of all selected strokes to red.
foreach (Stroke selectedStroke in args.SelectedStrokes)
{
selectedStroke.DrawingAttributes.Color = Colors.Red;
selectedStrokes.Add(selectedStroke);
}
// Change the color of all unselected strokes to
// their original color.
foreach (Stroke unselectedStroke in args.DeselectedStrokes)
{
unselectedStroke.DrawingAttributes.Color = inkDA.Color;
selectedStrokes.Remove(unselectedStroke);
}
}
Private Sub selectionTester_SelectionChanged(ByVal sender As Object, _
ByVal args As LassoSelectionChangedEventArgs)
' Change the color of all selected strokes to red.
For Each selectedStroke As Stroke In args.SelectedStrokes
selectedStroke.DrawingAttributes.Color = Colors.Red
selectedStrokes.Add(selectedStroke)
Next selectedStroke
' Change the color of all unselected strokes to
' their original color.
For Each unselectedStroke As Stroke In args.DeselectedStrokes
unselectedStroke.DrawingAttributes.Color = inkDA.Color
selectedStrokes.Remove(unselectedStroke)
Next unselectedStroke
End Sub