53 lines
1.6 KiB
C#
53 lines
1.6 KiB
C#
/*************************************************************************************
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Extended WPF Toolkit
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Copyright (C) 2007-2013 Xceed Software Inc.
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This program is provided to you under the terms of the Microsoft Public
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License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license
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For more features, controls, and fast professional support,
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pick up the Plus Edition at http://xceed.com/wpf_toolkit
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Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
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***********************************************************************************/
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using System;
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using System.Globalization;
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using System.Windows.Data;
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namespace Xceed.Wpf.Toolkit.PropertyGrid.Converters
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{
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/// <summary>
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/// Converts a TimeSpan value to a DateTime value.
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///
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/// This converter can be used in conjunction with a TimePicker in order
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/// to create a TimeSpan edit control.
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/// </summary>
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public sealed class EditorTimeSpanConverter : IValueConverter
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{
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public bool AllowNulls { get; set; }
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object IValueConverter.Convert( object value, Type targetType, object parameter, CultureInfo culture )
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{
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if( this.AllowNulls && value == null )
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return null;
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TimeSpan timeSpan = ( value != null ) ? ( TimeSpan )value : TimeSpan.Zero;
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return DateTime.Today + timeSpan;
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}
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object IValueConverter.ConvertBack( object value, Type targetType, object parameter, CultureInfo culture )
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{
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if( this.AllowNulls && value == null )
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return null;
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return ( value != null )
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? ( ( DateTime )value ).TimeOfDay
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: TimeSpan.Zero;
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}
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}
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}
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