using System.ComponentModel; using System.Runtime.CompilerServices; namespace Laservall.Solidworks.Common { public abstract class ViewModelBase : INotifyPropertyChanged { public event PropertyChangedEventHandler PropertyChanged; protected void OnPropertyChanged([CallerMemberName] string propertyName = null) { PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName)); } protected bool Set(ref T field, T value, [CallerMemberName] string propertyName = null) { if (Equals(field, value)) return false; field = value; OnPropertyChanged(propertyName); return true; } } }