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TextBox.GetFirstVisibleLineIndex Method

Returns the line index for the first line that is currently visible in the text box.

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

public int GetFirstVisibleLineIndex()
You cannot use methods in XAML.

Return Value

Type: System.Int32
The zero-based index for the first visible line in the text box.

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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