97 lines
3.2 KiB
C#
97 lines
3.2 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Globalization;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows.Controls;
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using System.Windows.Data;
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using System.Windows.Media;
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namespace AnQing.Commons
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{
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public class IndexConverter : 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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ListViewItem item = (ListViewItem)value;
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ListView listView = ItemsControl.ItemsControlFromItemContainer(item) as ListView;
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int index = listView.ItemContainerGenerator.IndexFromContainer(item) + 1;
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return index.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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throw new NotImplementedException();
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}
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}
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public class EllipseFillConverter : 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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if (value is bool isOK)
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{
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return isOK ? Brushes.Green : Brushes.Red;
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}
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return Brushes.Gray; // 默认颜色
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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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throw new NotImplementedException();
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}
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}
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public class RunTextConverter : 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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if (value is bool isOK)
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{
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return isOK ? "连接成功" : "连接失败";
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}
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return "未知状态"; // 默认文本
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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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throw new NotImplementedException();
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}
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}
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public class ReadRunTextConverter : 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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if (value is bool isOK)
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{
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return isOK ? "采集中" : "空闲";
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}
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return "未知状态"; // 默认文本
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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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throw new NotImplementedException();
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}
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}
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public class StringToDateTimeConverter : 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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// 如果 StartTime 是空字符串，转换为 null
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if (value is string str && string.IsNullOrEmpty(str))
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{
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return null; // 返回 null，清空 DateTimePicker
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}
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return value; // 否则，返回原始值
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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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// 将 DateTime? 转换回字符串（如果为 null 则为空字符串）
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return value == null ? "" : value.ToString();
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}
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}
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}
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