Thickness.Left 屬性

定義

命名空間:

System.Windows

組件:

PresentationFramework.dll

取得或設定邊界矩形左側的寬度（像素）。

public:
 property double Left { double get(); void set(double value); };

public double Left { get; set; }

member this.Left : double with get, set

Public Property Left As Double

屬性值

Double

Double代表此實例Thickness中包圍矩形左側寬度（像素數）。 像素等於1/96的英吋。 預設值是 0。

範例

以下範例展示了如何利用可擴充應用程式標記語言（XAML）及程式碼設定屬性的 Left 值。

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>