TextBoxBase.SelectionOpacity Property
Definition
Important
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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, setPublic Property SelectionOpacity As DoubleProperty 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.
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.
