25 lines
901 B
C#
25 lines
901 B
C#
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using System.Globalization;
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using System.Windows;
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using System.Windows.Data;
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namespace TeamsISO.App.Converters;
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/// <summary>
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/// Tiny utility converter — null or empty string ⇒ Collapsed, otherwise
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/// Visible. Used by the v2 command palette's optional shortcut chip
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/// (e.g. "Ctrl+R") so rows without a bound shortcut don't render the
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/// empty pill outline.
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/// </summary>
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public sealed class NullToCollapsedConverter : IValueConverter
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{
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public object Convert(object value, System.Type targetType, object parameter, CultureInfo culture)
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{
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if (value is null) return Visibility.Collapsed;
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if (value is string s && string.IsNullOrEmpty(s)) return Visibility.Collapsed;
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return Visibility.Visible;
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}
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public object ConvertBack(object value, System.Type targetType, object parameter, CultureInfo culture) =>
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System.Windows.Data.Binding.DoNothing;
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}
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