From 9d1660270272180cd71147d6ddd53d1382643d2e Mon Sep 17 00:00:00 2001
From: wenxiangchao <wenxiangchao@ihengxin.com.cn>
Date: 星期一, 02 十一月 2026 18:00:14 +0800
Subject: [PATCH] merge: 并入远程 Initial commit 作为历史根节点
---
HMI.UI/Controls/MultiCombox.xaml.cs | 209 ++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 209 insertions(+), 0 deletions(-)
diff --git a/HMI.UI/Controls/MultiCombox.xaml.cs b/HMI.UI/Controls/MultiCombox.xaml.cs
new file mode 100644
index 0000000..e688cd5
--- /dev/null
+++ b/HMI.UI/Controls/MultiCombox.xaml.cs
@@ -0,0 +1,209 @@
+锘縰sing System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Globalization;
+using System.Linq;
+using System.Reflection;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Input;
+
+namespace HMI.UI
+{
+ public class MultiComboBoxItem : ComboBoxItem, INotifyPropertyChanged
+ {
+ #region ...
+ public event PropertyChangedEventHandler PropertyChanged;
+
+ protected void RaisePropertyChanged(string propertyName)
+ {
+ if (PropertyChanged != null)
+ {
+ PropertyChanged(this, new PropertyChangedEventArgs(propertyName));
+ }
+ }
+ #endregion
+
+ private MultiComboBox parent;
+ public MultiComboBoxItem(MultiComboBox parent)
+ {
+ this.parent = parent;
+ this.DataContextChanged += MultiComboBoxItem_DataContextChanged;
+ }
+
+ protected override void OnMouseMove(MouseEventArgs e)
+ {
+ this.PreviewMouseUp += MultiComboBoxItem_PreviewMouseUp;
+ base.OnMouseMove(e);
+ }
+
+ protected override void OnMouseLeave(MouseEventArgs e)
+ {
+ this.PreviewMouseUp -= MultiComboBoxItem_PreviewMouseUp;
+ base.OnMouseLeave(e);
+ }
+
+ protected override void OnLostFocus(RoutedEventArgs e)
+ {
+ this.PreviewMouseUp -= MultiComboBoxItem_PreviewMouseUp;
+ base.OnLostFocus(e);
+ }
+
+ private void MultiComboBoxItem_PreviewMouseUp(object sender, MouseButtonEventArgs e)
+ {
+ if (e.OriginalSource is CheckBox)
+ {
+ // 浠嶤heckBox鐐瑰嚮浼犺繃鏉ョ殑浜嬩欢瑕佹媺鍥炵劍鐐癸紝涓嶇劧浼氬崱鍦≒opup灞傚綋鍓嶇殑Item涓�
+ this.Focus();
+ }
+ if (DataContext is MultiComboBoxData data)
+ {
+ data.IsChecked = !data.IsChecked;
+ e.Handled = true;
+ }
+ }
+
+ private void MultiComboBoxItem_DataContextChanged(object sender, DependencyPropertyChangedEventArgs e)
+ {
+ if (e.OldValue != null && e.OldValue is MultiComboBoxData oldData)
+ {
+ oldData.IsCheckedChanged -= DataIsCheckedChangedChange;
+ }
+ if (DataContext != null && DataContext is MultiComboBoxData newData)
+ {
+ newData.IsCheckedChanged += DataIsCheckedChangedChange;
+ }
+ }
+
+ private void DataIsCheckedChangedChange(object sender, bool isChecked)
+ {
+ parent.Item_IsCheckedChanged((MultiComboBoxData)sender, this, isChecked);
+ }
+ }
+
+ public class MultiComboBoxDataConverter : IValueConverter
+ {
+ public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
+ {
+ if (value is IEnumerable<object> items)
+ {
+ return items.Select(item => new MultiComboBoxData(item, "DisplayName", "DataValue")).ToList();
+ }
+ return null;
+ }
+
+ public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
+ {
+ return value;
+ }
+ }
+
+ public class MultiComboBoxData : INotifyPropertyChanged
+ {
+ #region ...
+ public event PropertyChangedEventHandler PropertyChanged;
+
+ protected void RaisePropertyChanged(string propertyName)
+ {
+ if (PropertyChanged != null)
+ {
+ PropertyChanged(this, new PropertyChangedEventArgs(propertyName));
+ }
+ }
+ #endregion
+
+ public event EventHandler<bool> IsCheckedChanged;
+
+ private bool isChecked;
+
+ public bool IsChecked
+ {
+ get { return isChecked; }
+ set
+ {
+ isChecked = value;
+ RaisePropertyChanged("IsChecked");
+ IsCheckedChanged?.Invoke(this, value);
+ }
+ }
+ public string DisplayName
+ {
+ get => showName?.GetValue(Data).ToString();
+ }
+
+ public string DataValue
+ {
+ get => valueName?.GetValue(Data).ToString();
+ }
+
+ private PropertyInfo showName;
+ private PropertyInfo valueName;
+
+ public MultiComboBoxData(object data, string showName, string valueName)
+ {
+ this.Data = data;
+ this.showName = data.GetType().GetProperty(showName);
+ this.valueName = data.GetType().GetProperty(valueName);
+ }
+
+ public object Data { get; private set; }
+ }
+
+ /// <summary>
+ /// MultiCombox.xaml 鐨勪氦浜掗�昏緫
+ /// </summary>
+ public partial class MultiComboBox : ComboBox
+ {
+ public static readonly string[] splits = new string[] { ", " };
+
+ protected override DependencyObject GetContainerForItemOverride()
+ {
+ var item = new MultiComboBoxItem(this);
+ return item;
+ }
+
+ [Bindable(true)]
+ [Category("Appearance")]
+ [DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
+ [Localizability(LocalizationCategory.NeverLocalize)]
+ public object SelectedValues
+ {
+ get
+ {
+ return GetValue(SelectedValuesProperty);
+ }
+ set
+ {
+ SetValue(SelectedValuesProperty, value);
+ }
+ }
+
+ public static readonly DependencyProperty SelectedValuesProperty =
+ DependencyProperty.RegisterAttached("SelectedValues", typeof(object), typeof(MultiComboBox),
+ new FrameworkPropertyMetadata(null, FrameworkPropertyMetadataOptions.BindsTwoWayByDefault));
+
+
+ public void Item_IsCheckedChanged(MultiComboBoxData data, MultiComboBoxItem item, bool isChecked)
+ {
+ var selectedValues = SelectedValues?.ToString() ?? "";
+ var showNames = this.Text?.ToString() ?? "";
+ List<string> values = string.IsNullOrEmpty(selectedValues) ? new List<string>() :
+ selectedValues.Split(splits, StringSplitOptions.RemoveEmptyEntries).ToList();
+ List<string> names = string.IsNullOrEmpty(showNames) ? new List<string>() :
+ showNames.Split(splits, StringSplitOptions.RemoveEmptyEntries).ToList();
+ if (isChecked)
+ {
+ values.Add(data.DataValue);
+ names.Add(data.DisplayName);
+ }
+ else
+ {
+ values.Remove(data.DataValue);
+ names.Remove(data.DisplayName);
+ }
+ Text = string.Join(", ", names);
+ SelectedValues = string.Join(", ", values);
+ }
+ }
+}
--
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