/// <summary>
/// SetValue Delegate CallBack 및 OldValue Dispose
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="newValue"></param>
/// <param name="disposeOldValue"></param>
/// <param name="raiseChangedDelegate"></param>
/// <param name="oldValue"></param>
/// <param name="propertyName"></param>
private void PostCallback <T>(T newValue, bool disposeOldValue, RaisePropertyChangedDelegate <T> raiseChangedDelegate, T oldValue, [CallerMemberName] string propertyName = "")
{
NotifyPropertyChanged(propertyName);
if (raiseChangedDelegate != null)
{
raiseChangedDelegate(oldValue, newValue);
}
if (!disposeOldValue)
{
return;
}
IDisposable disposableOldValue = oldValue as IDisposable;
if (disposableOldValue != null)
{
disposableOldValue.Dispose();
}
}
/// <summary>
/// 현재값과 들어온 값이 같은 경우에도 이벤트를 발생하게 한다.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="field"></param>
/// <param name="newValue"></param>
/// <param name="disposeOldValue"></param>
/// <param name="raiseChangedDelegate"></param>
/// <param name="isEquals">OldValue.Equals(NewValue) = true 일 경우에도 raiseProperty 이벤트를 발생 시킨다.</param>
/// <param name="propertyName"></param>
private void SetValue <T>(ref T field, T newValue, bool disposeOldValue, RaisePropertyChangedDelegate <T> raiseChangedDelegate, bool isEquals, [CallerMemberName] string propertyName = "")
{
if (!isEquals && Equals(field, newValue))
{
return;
}
T oldValue = field;
field = newValue;
if (_syncContext == null)
{
PostCallback <T>(newValue, disposeOldValue, raiseChangedDelegate, oldValue, propertyName);
}
else
{
_syncContext.Send(delegate {
PostCallback <T>(newValue, disposeOldValue, raiseChangedDelegate, oldValue, propertyName);
}, null);
}
}
protected void SetValue <T>(string propertyName, ref T field, T newValue, bool disposeOldValue, RaisePropertyChangedDelegate <T> raiseChangedDelegate)
{
if (object.Equals(field, newValue))
{
return;
}
T oldValue = field;
field = newValue;
RaisePropertyChanged(propertyName);
if (raiseChangedDelegate != null)
{
raiseChangedDelegate(oldValue, newValue);
}
if (!disposeOldValue)
{
return;
}
IDisposable disposableOldValue = oldValue as IDisposable;
if (disposableOldValue != null)
{
disposableOldValue.Dispose();
}
}
protected void SetValue <T>(string propertyName, ref T field, T newValue, RaisePropertyChangedDelegate <T> raiseChangedDelegate)
{
SetValue <T>(propertyName, ref field, newValue, false, raiseChangedDelegate);
}
/// <summary>
/// 속성값 Binding 설정(PropertyChanged Delegate 전달)
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="field"></param>
/// <param name="newValue"></param>
/// <param name="raiseChangedDelegate">PropertyChanged Delegate</param>
/// <param name="propertyName"></param>
protected void SetValue <T>(ref T field, T newValue, RaisePropertyChangedDelegate <T> raiseChangedDelegate, [CallerMemberName] string propertyName = "")
{
SetValue <T>(ref field, newValue, false, raiseChangedDelegate, propertyName);
}
/// <summary>
/// 속성값 Binding 설정(동일값 PropertyChanged 발생유무)
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="field"></param>
/// <param name="newValue"></param>
/// <param name="disposeOldValue">oldValue Dispose 여부</param>
/// <param name="isEquals">oldValue = newValue 동일한 값 PropertyChanged 이벤트 발생 여부</param>
/// <param name="raiseChangedDelegate">PropertyChanged Delegate</param>
/// <param name="propertyName"></param>
protected void SetValue <T>(ref T field, T newValue, bool disposeOldValue, bool isEquals, RaisePropertyChangedDelegate <T> raiseChangedDelegate = null, [CallerMemberName] string propertyName = "")
{
SetValue <T>(ref field, newValue, disposeOldValue, raiseChangedDelegate, isEquals, propertyName);
}
