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/*
* Copyright (c) 2016 Samsung Electronics Co., Ltd All Rights Reserved
*
* Licensed under the Apache License, Version 2.0 (the License);
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an AS IS BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
using System;
using System.Runtime.InteropServices;
namespace Tizen.Multimedia
{
internal abstract class ObjectKeeper : IDisposable
{
private ObjectKeeper()
{
}
public abstract void Dispose();
public static ObjectKeeperImpl<T> Get<T>(T target)
{
return new ObjectKeeperImpl<T>(target);
}
internal class ObjectKeeperImpl<T> : ObjectKeeper
{
private readonly GCHandle _handle;
internal ObjectKeeperImpl(T obj)
{
Target = obj;
_handle = GCHandle.Alloc(obj);
}
~ObjectKeeperImpl()
{
Dispose(false);
}
private bool disposedValue = false;
protected virtual void Dispose(bool disposing)
{
if (!disposedValue)
{
if (disposing)
{
_handle.Free();
}
disposedValue = true;
}
}
public override void Dispose()
{
Dispose(true);
GC.SuppressFinalize(this);
}
public T Target
{
get;
}
}
}
}
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