Models/DataPoint.cs

@@ -1,10 +1,59 @@
-namespace MembranePoreTester.Models
-{
-    public class DataPoint
-    {
-        public double Pressure { get; set; }   // 压力
-        public double WetFlow { get; set; }     // 湿膜流量(L/min)
-        public double DryFlow { get; set; }     // 干膜流量(L/min)
+using System.ComponentModel;
+using System.Runtime.CompilerServices;
 
+namespace MembranePoreTester.Models
+{
+    // 数据点实现 INotifyPropertyChanged，保证 UI（DataGrid/Plot）在属性变化时刷新
+    public class DataPoint : INotifyPropertyChanged
+    {
+        private double _pressure;
+        private double _wetFlow;
+        private double _dryFlow;
+
+        public double Pressure
+        {
+            get => _pressure;
+            set
+            {
+                if (_pressure != value)
+                {
+                    _pressure = value;
+                    OnPropertyChanged();
+                }
+            }
+        }
+
+        public double WetFlow
+        {
+            get => _wetFlow;
+            set
+            {
+                if (_wetFlow != value)
+                {
+                    _wetFlow = value;
+                    OnPropertyChanged();
+                }
+            }
+        }
+
+        public double DryFlow
+        {
+            get => _dryFlow;
+            set
+            {
+                if (_dryFlow != value)
+                {
+                    _dryFlow = value;
+                    OnPropertyChanged();
+                }
+            }
+        }
+
+        public event PropertyChangedEventHandler PropertyChanged;
+
+        protected void OnPropertyChanged([CallerMemberName] string propertyName = null)
+        {
+            PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
+        }
     }
-}
+}