27 строки
609 B
C#
27 строки
609 B
C#
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using System;
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using Windows.UI.Xaml;
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namespace Xamarin.Forms.Platform.UWP
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{
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public class CollapseWhenEmptyConverter : Windows.UI.Xaml.Data.IValueConverter
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{
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public object Convert(object value, Type targetType, object parameter, string language)
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{
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var length = 0;
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var s = value as string;
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if (s != null)
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length = s.Length;
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if (value is int)
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length = (int)value;
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return length > 0 ? Visibility.Visible : Visibility.Collapsed;
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}
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public object ConvertBack(object value, Type targetType, object parameter, string language)
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{
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throw new NotSupportedException();
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}
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}
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}
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