40 lines
1.4 KiB
C#
40 lines
1.4 KiB
C#
/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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using System;
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using System.Collections.Concurrent;
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using System.Collections.Generic;
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using System.Linq;
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using com.sun.star.uno;
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using com.sun.star.lang;
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namespace com.sun.star.uno.helper
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{
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// This class can be used as a helper base class for UNO interfaces.
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// It allows taking weak references to the object (com.sun.star.uno.XWeak),
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// using the object from StarBasic (com.sun.star.lang.XTypeProvider)
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// and explicitly controlling its lifetime (com.sun.star.lang.XComponent)
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public class WeakComponentBase : WeakBase, XComponent
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{
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private readonly List<XEventListener> _listeners;
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public WeakComponentBase() => _listeners = new List<XEventListener>();
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// XComponent
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public void dispose()
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{
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EventObject e = new EventObject(this);
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foreach (XEventListener listener in _listeners)
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listener.disposing(e);
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_listeners.Clear();
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}
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public void addEventListener(XEventListener listener) => _listeners.Add(listener);
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public void removeEventListener(XEventListener listener) => _listeners.Remove(listener);
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}
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}
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