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ehwrj/src/Ehwrj.App/ViewModels/ObservableObject.cs
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2026-06-02 22:49:24 +09:00

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C#

using System.ComponentModel;
using System.Runtime.CompilerServices;
namespace Ehwrj.App.ViewModels;
public abstract class ObservableObject : INotifyPropertyChanged
{
public event PropertyChangedEventHandler? PropertyChanged;
protected bool SetProperty<T>(ref T field, T value, [CallerMemberName] string? propertyName = null)
{
if (EqualityComparer<T>.Default.Equals(field, value))
{
return false;
}
field = value;
OnPropertyChanged(propertyName);
return true;
}
protected void OnPropertyChanged([CallerMemberName] string? propertyName = null)
{
PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
}
}