14 lines
544 B
C#
14 lines
544 B
C#
using System.Globalization;
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using System.Windows.Controls;
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namespace PortProxyTool.Wpf.Rules;
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public class PortValidationRule : ValidationRule
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{
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public override ValidationResult Validate(object? value, CultureInfo cultureInfo)
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{
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if (value is not string strValue) return new ValidationResult(false, "请输入有效的数字");
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if (string.IsNullOrEmpty(strValue) || ushort.TryParse(strValue, out _)) return ValidationResult.ValidResult;
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return new ValidationResult(false, "请输入有效的数字");
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}
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} |