IncrementalLassoHitTester.SelectionChanged イベント

定義

名前空間:

System.Windows.Ink

アセンブリ:

PresentationCore.dll

なげなわのパスがインク Stroke の選択または選択の解除を行うと発生します。

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 

イベントの種類

LassoSelectionChangedEventHandler

例

次の例では、カスタム コントロールでストロークを動的に選択する方法を示します。 サンプル全体については、「方法: カスタム コントロールからインクを選択する」を参照してください。

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