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20 lines
641 B
20 lines
641 B
using System.Globalization;
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using System.Windows.Controls;
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namespace ex_ValidationWithValidationRule
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{
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/// <summary>
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/// Règle de validation d'un string qui fait moins de 5 caractères
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/// </summary>
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public class StringLessThan5Characters : 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 != null && value.ToString().Length > 5)
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{
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return new ValidationResult(false, "Please enter a string with 5 characters max");
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}
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return new ValidationResult(true,null);
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}
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}
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} |