ActualWidth Property
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ColumnDefinition.ActualWidth Property

[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]

Gets a value that represents the actual calculated width of a ColumnDefinition.

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

public double ActualWidth { get; }

Property Value

Type: System.Double
A Double that represents the actual calculated width in logical pixels. The default is 0.

This property is a calculated value that is based on other width inputs and the layout system.

When you add or remove rows or columns, the ActualWidth for all ColumnDefinition elements and the ActualHeight of all RowDefinition elements become zero until Measure is called.

Windows Phone OS

Supported in: 8.1, 8.0, 7.1, 7.0

Windows Phone

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