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VisualTreeHelper.GetOpacity Method

Returns the opacity of the Visual.

Namespace:  System.Windows.Media
Assembly:  PresentationCore (in PresentationCore.dll)
public static double GetOpacity(
	Visual reference
)
You cannot use methods in XAML.

Parameters

reference
Type: System.Windows.Media.Visual

The Visual whose opacity value is returned.

Return Value

Type: System.Double
A value of type Double that represents the opacity value of the Visual.

The value of the opacity is expressed as a value between 0 and 1. A value of 0 indicates that the element is completely transparent, while a value of 1 indicates that the element is completely opaque. A value of 0.5 indicates that the element is 50 percent opaque. Values less than 0 are treated as 0, and values greater than 1 are treated as 1.

Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0
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