TextBoxBase.SelectionOpacity Property

Definition

Gets or sets the opacity of the SelectionBrush.

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

Property Value

The opacity of the SelectionBrush. The default is 0.4.

Examples

The following example creates a TextBox and adds the text, "This is some text." The example sets the SelectionBrush property to red and the SelectionOpacity property to 0.5 to customize the appearance of selected text.

<TextBox SelectionBrush="Red" SelectionOpacity="0.5"
         Foreground="Blue" CaretBrush="Blue">  
  This is some text.
</TextBox>

The following illustration shows the TextBox from the preceding example with its text selected.

TextBox with a red SelectionBrush
Selected text in a TextBox with SelectionOpacity set to 0.5

Remarks

If SelectionOpacity is set to 0, the SelectionBrush is transparent and is not visible. If SelectionOpacity is set to 1.0 or greater, the SelectionBrush is opaque and the selected text is not visible.

Applies to