43 lines
1.2 KiB
C#
43 lines
1.2 KiB
C#
using System.ComponentModel;
|
|
using System.Runtime.CompilerServices;
|
|
using ReactiveUI;
|
|
|
|
namespace EinmaleinsTrainer.ViewModels;
|
|
|
|
public class ViewModelBase : IReactiveObject
|
|
{
|
|
public event PropertyChangedEventHandler? PropertyChanged;
|
|
public event PropertyChangingEventHandler? PropertyChanging;
|
|
|
|
public void RaisePropertyChanged(PropertyChangedEventArgs args)
|
|
{
|
|
PropertyChanged?.Invoke(this, args);
|
|
}
|
|
|
|
public void RaisePropertyChanging(PropertyChangingEventArgs args)
|
|
{
|
|
PropertyChanging?.Invoke(this, args);
|
|
}
|
|
|
|
protected void OnPropertyChanged([CallerMemberName] string? propertyName = null)
|
|
{
|
|
PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
|
|
}
|
|
|
|
protected void OnPropertyChanging([CallerMemberName] string? propertyName = null)
|
|
{
|
|
PropertyChanging?.Invoke(this, new PropertyChangingEventArgs(propertyName));
|
|
}
|
|
|
|
protected bool SetProperty<T>(ref T field, T value, [CallerMemberName] string? propertyName = null)
|
|
{
|
|
if (Equals(field, value)) return false;
|
|
OnPropertyChanging(propertyName);
|
|
field = value;
|
|
OnPropertyChanged(propertyName);
|
|
return true;
|
|
}
|
|
}
|
|
|
|
|