32 lines
1.0 KiB
C#
32 lines
1.0 KiB
C#
using System.Globalization;
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using System.Windows.Data;
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namespace Melskin.Converters;
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/// <summary>
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/// 比较两个值是否相等的多值转换器。
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/// </summary>
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public class ComparisionConverter : IMultiValueConverter
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{
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/// <summary>
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/// ComparisionConverter 类的唯一实例，用于比较两个值是否相等。此静态实例遵循单例模式，确保在整个应用程序中仅创建一次该转换器对象。
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/// </summary>
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public static readonly ComparisionConverter Instance = new();
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/// <inheritdoc />
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public object Convert(object[]? values, System.Type targetType, object parameter, CultureInfo culture)
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{
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if (values == null || values.Length < 2 || values.Any(v => v == null || v == DependencyProperty.UnsetValue))
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{
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return false;
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}
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return values[0].Equals(values[1]);
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}
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/// <inheritdoc />
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public object[] ConvertBack(object value, System.Type[] targetTypes, object parameter, CultureInfo culture)
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{
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throw new NotImplementedException();
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}
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}
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