Shaker/Avalonia/SukiUI/Helpers/SukiObservableObject.cs

using System.Collections.Generic;
using System.ComponentModel;
using System.Runtime.CompilerServices;

namespace SukiUI.Helpers
{
    public abstract class SukiObservableObject : INotifyPropertyChanged
    {
        public event PropertyChangedEventHandler? PropertyChanged;

        public bool SetAndRaise<T>(ref T field, T newValue, [CallerMemberName] string propertyName = null!)
        {
            if (EqualityComparer<T>.Default.Equals(field, newValue))
            {
                return false;
            }

            field = newValue;

            OnPropertyChanged(propertyName);
            return true;
        }

        protected void OnPropertyChanged(string propertyName)
        {
            PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
        }
    }
}