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ToolStripDropDown.Opacity Property

Determines the opacity of the form.

Namespace:  System.Windows.Forms
Assembly:  System.Windows.Forms (in System.Windows.Forms.dll)

[TypeConverterAttribute(typeof(OpacityConverter))]
[BrowsableAttribute(false)]
public double Opacity { get; set; }

Property Value

Type: System.Double
The level of opacity for the form. The default is 1.00.

This can only be set on top-level controls.

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

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, 2.0
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