ToolTipService.SetPlacementTarget(DependencyObject, UIElement) 方法

定义

命名空间:

System.Windows.Controls

程序集:

PresentationFramework.dll

设置对象的 PlacementTarget 附加属性的值。

public:
 static void SetPlacementTarget(System::Windows::DependencyObject ^ element, System::Windows::UIElement ^ value);

public static void SetPlacementTarget (System.Windows.DependencyObject element, System.Windows.UIElement value);

static member SetPlacementTarget : System.Windows.DependencyObject * System.Windows.UIElement -> unit

Public Shared Sub SetPlacementTarget (element As DependencyObject, value As UIElement)

参数

element

DependencyObject

将附加属性写入到的对象。

value

UIElement

要设置的值。

示例

以下示例演示如何设置附加属性的值 ToolTipService.PlacementTarget 。

   //create the button that displays the tooltip
   Button targetButton = new Button();
   targetButton.Content = "tooltip Placement Target";

   //create a button that owns the tooltip
   Button tooltipOwner = new Button();
   tooltipOwner.Content = "tooltip owner";
   tooltipOwner.ToolTip = "The ToolTip";
   ToolTipService.SetPlacement(tooltipOwner,PlacementMode.Top);
   ToolTipService.SetPlacementTarget(tooltipOwner,targetButton);

'create the button that displays the tooltip
Dim targetButton As New Button()
targetButton.Content = "tooltip Placement Target"

'create a button that owns the tooltip
Dim tooltipOwner As New Button()
tooltipOwner.Content = "tooltip owner"
tooltipOwner.ToolTip = "The ToolTip"
ToolTipService.SetPlacement(tooltipOwner,PlacementMode.Top)
ToolTipService.SetPlacementTarget(tooltipOwner,targetButton)

另请参阅

• GetPlacementTarget(DependencyObject)
• PlacementTarget