Initial commit

Utils/ChangedPropertiesTracker.cs

@@ -0,0 +1,29 @@
+
+using System.ComponentModel;
+
+namespace RemSox.Utils;
+
+public abstract class ChangedPropertiesTracker : INotifyPropertyChanged
+{
+    private readonly Dictionary<string, object?> changedProperties = [];
+
+    public IReadOnlyDictionary<string, object?> ChangedProperties => changedProperties;
+
+    public event PropertyChangedEventHandler? PropertyChanged;
+
+    public bool AnyPropertyChanged => changedProperties.Count > 0;
+
+    protected void SetProperty<T>(string name, ref T field, T value)
+    {
+        if (!EqualityComparer<T>.Default.Equals(field, value))
+        {
+            field = value;
+            changedProperties[name] = value;
+            PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(name));
+        }
+    }
+
+    public void ClearChangedProperties() => changedProperties.Clear();
+
+    public bool IsPropertyChanged(string name) => changedProperties.ContainsKey(name);
+}