27 lines
897 B
C#
27 lines
897 B
C#
using System;
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using System.Globalization;
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using Avalonia.Data.Converters;
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namespace DispenserUI.ViewModels.Converter;
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public class StringToDoubleConverter : IValueConverter
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{
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public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
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{
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// 从ViewModel到View的转换逻辑
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if (value is double doubleValue) return doubleValue.ToString();
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return value.ToString();
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}
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public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
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{
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// 从View到ViewModel的转换逻辑
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if (value is not string stringValue) return value;
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if (double.TryParse(stringValue, out var result)) return result;
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// 处理无效输入的情况，例如返回0或保留上一有效值等
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// 这里简单处理为返回0，视具体需求调整
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return 0;
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}
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} |