49 lines
1.8 KiB
C#
49 lines
1.8 KiB
C#
#region Apache License 2.0
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/*
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Nuclex .NET Framework
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Copyright (C) 2002-2024 Markus Ewald / Nuclex Development Labs
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#endregion // Apache License 2.0
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using System;
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using System.Diagnostics;
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namespace Nuclex.Support {
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/// <summary>
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/// Can be implemented by objects that wish to notify others when they
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/// are being disposed, allowing for further cleanup work to be attached
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/// </summary>
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/// <remarks>
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/// This can be useful if an instance has implicit ownership of certain
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/// resources. For example, a view model may have been provided with
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/// scoped services via constructor injection. If the view model implements
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/// this interface, the scope disposal can be attached to the view model
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/// without requiring intrusive boilerplate code inside the view model.
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/// </remarks>
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public interface INotifyOnDispose {
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/// <summary>Signals that the object is about to be disposed</summary>
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/// <remarks>
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/// This should be called as the last thing in a Dispose() method and when
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/// all objects of which the instance has explicit ownership are already
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/// disposed and gone.
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/// </remarks>
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event EventHandler Disposing;
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}
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} // namespace Nuclex.Support
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