JD2022-TU1/main/tools/framework/JD.Collections/Interfaces/IObservableItemExtended.cs

17 lines
No EOL
494 B
C#

using System;
using System.ComponentModel;
namespace JD.Collections.Interfaces
{
/// <summary>
/// Objects implementing this interface can notify of any internal change.
/// The observable list listens to its IObservableItem change events.
/// </summary>
public interface IObservableItemExtended : IObservableItem
{
/// <summary>
/// Raised before the object changes.
/// </summary>
event EventHandler<CancelEventArgs> Changing;
}
}