/// <summary>
/// 속성 설정
/// </summary>
/// <typeparam name="TProperty">속성 형식</typeparam>
/// <param name="obj">속성을 포함한 객체</param>
/// <param name="target">속성 저장 멤버</param>
/// <param name="value">설정 값</param>
/// <param name="propertyChangingEvent">PropertyChanging 이벤트</param>
/// <param name="propertyName">속성 명</param>
/// <returns>값 변경 여부</returns>
public static bool Set <TProperty>(this INotifyPropertyChanging obj, ref TProperty target, TProperty value, PropertyChangingEventHandler propertyChangingEvent, [CallerMemberName] string propertyName = null)
{
if (!EqualityComparer <TProperty> .Default.Equals(target, value))
{
var eventArgs = new QueryPropertyChangingEventArgs <TProperty>(propertyName, value);
propertyChangingEvent?.Invoke(obj, eventArgs);
if (!eventArgs.IsCanceled)
{
target = value;
return(true);
}
}
return(false);
}
/// <summary>
/// PropertyChanging 이벤트를 발생시킴.
/// </summary>
/// <param name="e"></param>
/// <returns></returns>
protected virtual bool OnPropertyChanging(QueryPropertyChangingEventArgs e)
{
PropertyChanging?.Invoke(eventSource, e);
return(!e.IsCanceled);
}
