public void OnPropertyChanged(string propertyName, object before, object after)
{
if (suppressPropertyChanged || !enabled)
{
return;
}
BeforePropertyChanged?.Invoke(this, new PropertyChangedExtendedEventArgs(propertyName, before, after));
if (!object.Equals(after, originalValues[propertyName]))
{
isChanged = true;
changes[propertyName] = after;
}
else
{
isChanged = false;
changes = new Dictionary <string, object>();
foreach (var prop in GetProperties())
{
var v = prop.Get(trackable);
if (!object.Equals(v, originalValues[prop.Name]))
{
isChanged = true;
changes[prop.Name] = v;
}
}
}
AfterPropertyChanged?.Invoke(this, new PropertyChangedExtendedEventArgs(propertyName, before, after));
PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
}
public void OnPropertyChanged(string prop, object before, object after)
{
if (_isChangeDetectionPaused)
{
return;
}
if (prop != nameof(IsChanged))
{
// auto-update the IsChanged property for standard properties
#if DEBUG
// System.Diagnostics.Debug.WriteLine($"Model change: {prop} from {before} to {after}");
#endif
if (before != after)
{
IsChanged = true;
}
}
// hook up to events
DetachChangeEventHandlers(before);
AttachChangeEventHandlers(after);
// fire the event
PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(prop));
// optional handler after property change completed (saving etc)
AfterPropertyChanged?.Invoke(this, new PropertyChangedEventArgs(prop));
}
