WeakReferenceSource.cxx

/*
 * Outlook Integration library.
 *
 * Copyright (c) 2016, Ixperta Solutions s.r.o.
 *
 * This work is based on
 * Jitsi, the OpenSource Java VoIP and Instant Messaging client.
 *
 * Copyright @ 2015 Atlassian Pty Ltd
 *
 * 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.
 */
#include "WeakReferenceSource.h"

#include "WeakReference.h"

WeakReferenceSource::~WeakReferenceSource()
{
    if (_weakReference)
    {
        _weakReference->invalidate();
        _weakReference->Release();
        _weakReference = NULL;
    }
}

STDMETHODIMP
WeakReferenceSource::GetWeakReference(IWeakReference **weakReference)
{
    HRESULT hr;

    if (weakReference)
    {
        if (!_weakReference)
            _weakReference = new WeakReference(_iUnknown);
        _weakReference->AddRef();
        *weakReference = _weakReference;
        hr = S_OK;
    }
    else
        hr = E_POINTER;
    return hr;
}