47 lines
1.6 KiB
C#
47 lines
1.6 KiB
C#
//------------------------------------------------------------------------------
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// <copyright file="InfiniteTimeSpanConverter.cs" company="Microsoft">
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// </copyright>
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//------------------------------------------------------------------------------
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using System;
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using System.Collections;
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using System.IO;
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using System.Reflection;
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using System.Security.Permissions;
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using System.Xml;
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using System.Collections.Specialized;
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using System.Globalization;
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using System.ComponentModel;
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using System.Security;
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using System.Text;
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namespace System.Configuration {
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public sealed class InfiniteTimeSpanConverter : ConfigurationConverterBase {
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static readonly TypeConverter s_TimeSpanConverter = TypeDescriptor.GetConverter(typeof(TimeSpan));
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public override object ConvertTo(ITypeDescriptorContext ctx, CultureInfo ci, object value, Type type) {
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ValidateType(value, typeof(TimeSpan));
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if ((TimeSpan)value == TimeSpan.MaxValue) {
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return "Infinite";
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}
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else {
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return s_TimeSpanConverter.ConvertToInvariantString(value);
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}
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}
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public override object ConvertFrom(ITypeDescriptorContext ctx, CultureInfo ci, object data) {
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Debug.Assert(data is string, "data is string");
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if ((string)data == "Infinite") {
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return TimeSpan.MaxValue;
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}
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else {
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return s_TimeSpanConverter.ConvertFromInvariantString((string)data);
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}
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}
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}
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}
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