using System; using System.Collections.Generic; using System.Globalization; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Data; using System.Windows.Media; namespace _29WxOrderWpf.Converters { public class StatusToColorBrushConverter : IValueConverter { public object Convert(object value, Type targetType, object parameter, CultureInfo culture) { if (value is string status) { return status == "在线" ? new SolidColorBrush(Color.FromRgb(50, 180, 50)) : new SolidColorBrush(Color.FromRgb(255, 50, 50)); } return value; } public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture) { throw new NotImplementedException(); // 因为这是单向绑定,反向转换不实现 } } }