1 // OpenTween - Client of Twitter
2 // Copyright (c) 2015 kim_upsilon (@kim_upsilon) <https://upsilo.net/~upsilon/>
3 // All rights reserved.
5 // This file is part of OpenTween.
7 // This program is free software; you can redistribute it and/or modify it
8 // under the terms of the GNU General Public License as published by the Free
9 // Software Foundation; either version 3 of the License, or (at your option)
12 // This program is distributed in the hope that it will be useful, but
13 // WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
14 // or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
17 // You should have received a copy of the GNU General Public License along
18 // with this program. If not, see <http://www.gnu.org/licenses/>, or write to
19 // the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
20 // Boston, MA 02110-1301, USA.
25 using System.Collections.Generic;
26 using System.ComponentModel;
28 using System.Runtime.CompilerServices;
30 using System.Threading.Tasks;
35 /// <see cref="INotifyPropertyChanged"/> の実装に必要な基本的な機能を提供するクラス
37 public class NotifyPropertyChangedBase : INotifyPropertyChanged
39 public event PropertyChangedEventHandler PropertyChanged;
41 protected bool SetProperty<T>(ref T field, T value, [CallerMemberName] string propertyName = "")
43 if (EqualityComparer<T>.Default.Equals(field, value))
47 this.RaisePropertyChanged(propertyName);
52 protected void RaisePropertyChanged([CallerMemberName] string propertyName = "")
53 => this.OnPropertyChanged(new PropertyChangedEventArgs(propertyName));
55 protected virtual void OnPropertyChanged(PropertyChangedEventArgs e)
56 => this.PropertyChanged?.Invoke(this, e);