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FileDialog.FilterIndex Property

Gets or sets the index of the filter currently selected in a file dialog.

Namespace:  Microsoft.Win32
Assembly:  PresentationFramework (in PresentationFramework.dll)
XMLNS for XAML: Not mapped to an xmlns.

public int FilterIndex { get; set; }
<object FilterIndex="int" .../>

Property Value

Type: System.Int32
The Int32 that is the index of the selected filter. The default is 1.

This index is 1-based, not 0-based, due to compatibility requirements with the underlying Win32 API.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
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