ViewModel Support - Snippet

BaseViewModel.cs

namespace namespaces
{
    public class BaseViewModel : ObservableObject
    {
    }
}

ObservableObject.cs

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

namespace namespaces
{
    /// <summary>
    /// Observable object with INotifyPropertyChanged implemented
    /// </summary>
    public class ObservableObject : INotifyPropertyChanged
    {
        /// <summary>
        /// Sets the property.
        /// </summary>
        /// <returns><c>true</c>, if property was set, <c>false</c> otherwise.</returns>
        /// <param name="backingStore">Backing store.</param>
        /// <param name="value">Value.</param>
        /// <param name="propertyName">Property name.</param>
        /// <param name="onChanged">On changed.</param>
        /// <typeparam name="T">The 1st type parameter.</typeparam>
        protected bool SetProperty<T>(
            ref T backingStore, T value,
            [CallerMemberName]string propertyName = "",
            Action onChanged = null)
        {
            if (EqualityComparer<T>.Default.Equals(backingStore, value))
                return false;

            backingStore = value;
            onChanged?.Invoke();
            OnPropertyChanged(propertyName);
            return true;
        }

        /// <summary>
        /// Occurs when property changed.
        /// </summary>
        public event PropertyChangedEventHandler PropertyChanged;

        /// <summary>
        /// Raises the property changed event.
        /// </summary>
        /// <param name="propertyName">Property name.</param>
        protected void OnPropertyChanged([CallerMemberName]string propertyName = "")
        {
            var changed = PropertyChanged;
            if (changed == null)
                return;

            changed.Invoke(this, new PropertyChangedEventArgs(propertyName));
        }
    }
}