Thickness.Top Thickness.Top Thickness.Top Thickness.Top Property

定義

取得或設定週框上邊的寬度 (以像素為單位)。Gets or sets the width, in pixels, of the upper side of the bounding rectangle.

public:
 property double Top { double get(); void set(double value); };
public double Top { get; set; }
member this.Top : double with get, set
Public Property Top As Double

屬性值

一個 Double,表示這個 Thickness 執行個體指定的週框上邊寬度 (以像素為單位)。A Double that represents the width, in pixels, of the upper side of the bounding rectangle for this instance of Thickness. 1 像素等於 1/96 英吋。A pixel is equal to 1/96 of an inch. 預設值為 0。The default is 0.

範例

下列範例顯示如何使用Top Extensible Application Markup Language (XAML)Extensible Application Markup Language (XAML)和程式碼來設定屬性的值。The following example shows how to set the value of the Top property by using Extensible Application Markup Language (XAML)Extensible Application Markup Language (XAML) and code.

myBorder2 = new Border();
myBorder2.BorderBrush = Brushes.SteelBlue;
myBorder2.Width = 400;
myBorder2.Height = 400;
myThickness = new Thickness();
myThickness.Bottom = 5;
myThickness.Left = 10;
myThickness.Right = 15;
myThickness.Top = 20;
myBorder2.BorderThickness = myThickness;
Dim myBorder2 As New Border()
myBorder2.BorderBrush = Brushes.SteelBlue
myBorder2.Width = 400
myBorder2.Height = 400
Dim myThickness As New Thickness()
myThickness.Bottom = 5
myThickness.Left = 10
myThickness.Right = 15
myThickness.Top = 20
myBorder2.BorderThickness = myThickness
<Border BorderBrush="SteelBlue" Width="400" Height="400" Canvas.Left="100" Canvas.Top="100">
  <Border.BorderThickness>
    10,20,15,5
  </Border.BorderThickness>
</Border>

適用於