/// <summary>
/// 绑定的上下文发生改变时的响应方法
/// 利用反射+=/-=OnValuePropertyChanged
/// </summary>
public virtual void OnBindingContextChanged(T oldValue, T newValue)
{
Binder.Unbind(oldValue);
Binder.Bind(newValue);
}
/// <summary>
/// 绑定的上下文发生改变时的响应方法
/// 利用反射+=/-=OnValuePropertyChanged
/// </summary>
public virtual void OnBindingContextChanged(T oldValue, T newValue)
{
Binder.Unbind(oldValue);
Binder.Bind(newValue);
//Debug.LogErrorFormat("OnBindingContextChanged is null? = {0}", newValue == null);
}