Popup.CustomPopupPlacementCallback Właściwość

Definicja

Pobiera lub ustawia metodę procedury obsługi delegata, która umieszcza Popup formant.Gets or sets a delegate handler method that positions the Popup control.

public:
 property System::Windows::Controls::Primitives::CustomPopupPlacementCallback ^ CustomPopupPlacementCallback { System::Windows::Controls::Primitives::CustomPopupPlacementCallback ^ get(); void set(System::Windows::Controls::Primitives::CustomPopupPlacementCallback ^ value); };
[System.ComponentModel.Bindable(false)]
public System.Windows.Controls.Primitives.CustomPopupPlacementCallback CustomPopupPlacementCallback { get; set; }
[<System.ComponentModel.Bindable(false)>]
member this.CustomPopupPlacementCallback : System.Windows.Controls.Primitives.CustomPopupPlacementCallback with get, set
Public Property CustomPopupPlacementCallback As CustomPopupPlacementCallback

Wartość właściwości

CustomPopupPlacementCallback

CustomPopupPlacementCallbackMetoda delegowania, która udostępnia informacje o umieszczeniu dla Popup formantu.The CustomPopupPlacementCallback delegate method that provides placement information for the Popup control. Wartość domyślna to null.The default is null.

Atrybuty

Przykłady

Poniższy przykład pokazuje, jak ustawić CustomPopupPlacementCallback delegata.The following example shows how to set a CustomPopupPlacementCallback delegate.

popup1.CustomPopupPlacementCallback =
    new CustomPopupPlacementCallback(placePopup);
popup1.CustomPopupPlacementCallback = New CustomPopupPlacementCallback(AddressOf placePopup)
public CustomPopupPlacement[] placePopup(Size popupSize,
                                           Size targetSize,
                                           Point offset)
{
    CustomPopupPlacement placement1 =
       new CustomPopupPlacement(new Point(-50, 100), PopupPrimaryAxis.Vertical);

    CustomPopupPlacement placement2 =
        new CustomPopupPlacement(new Point(10, 20), PopupPrimaryAxis.Horizontal);

    CustomPopupPlacement[] ttplaces =
            new CustomPopupPlacement[] { placement1, placement2 };
    return ttplaces;
}
Public Function placePopup(ByVal popupSize As Size, ByVal targetSize As Size, ByVal offset As Point) As CustomPopupPlacement()
    Dim placement1 As New CustomPopupPlacement(New Point(-50, 100), PopupPrimaryAxis.Vertical)

    Dim placement2 As New CustomPopupPlacement(New Point(10, 20), PopupPrimaryAxis.Horizontal)

    Dim ttplaces() As CustomPopupPlacement = { placement1, placement2 }
    Return ttplaces
End Function

Uwagi

Informacje dotyczące właściwości zależnościDependency Property Information

Pole identyfikatoraIdentifier field CustomPopupPlacementCallbackProperty
Właściwości metadanych ustawione na trueMetadata properties set to true BrakNone

Dotyczy

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