1 files changed, 81 insertions, 0 deletions
diff --git a/shell/source/win32/spsupp/spsuppClassFactory.cxx b/shell/source/win32/spsupp/spsuppClassFactory.cxx
new file mode 100644
index 000000000..2a95cf050
--- /dev/null
+++ b/shell/source/win32/spsupp/spsuppClassFactory.cxx
@@ -0,0 +1,81 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+* This file is part of the LibreOffice project.
+*
+* This Source Code Form is subject to the terms of the Mozilla Public
+* License, v. 2.0. If a copy of the MPL was not distributed with this
+* file, You can obtain one at http://mozilla.org/MPL/2.0/.
+*/
+
+#include <spsuppClassFactory.hpp>
+#include <COMOpenDocuments.hpp>
+
+LONG ClassFactory::m_nObjCount = 0;
+LONG ClassFactory::m_nLockCount = 0;
+
+ClassFactory::ClassFactory()
+{
+    ::InterlockedIncrement(&m_nObjCount);
+};
+
+ClassFactory::~ClassFactory()
+{
+    ::InterlockedDecrement(&m_nObjCount);
+};
+
+// IUnknown methods
+
+STDMETHODIMP ClassFactory::QueryInterface(
+    REFIID riid,
+    void **ppvObject)
+{
+    *ppvObject = nullptr;
+    if (IsEqualIID(riid, __uuidof(IUnknown)) ||
+        IsEqualIID(riid, __uuidof(IClassFactory)))
+    {
+        *ppvObject = static_cast<IClassFactory*>(this);
+        AddRef();
+        return S_OK;
+    }
+    return E_NOINTERFACE;
+}
+
+// IClassFactory methods
+
+STDMETHODIMP ClassFactory::CreateInstance(
+    IUnknown *pUnkOuter,
+    REFIID riid,
+    void **ppvObject)
+{
+    *ppvObject = nullptr;
+    if (pUnkOuter)
+    {
+        return CLASS_E_NOAGGREGATION;
+    }
+
+    COMOpenDocuments* pObj;
+    try {
+        pObj = new COMOpenDocuments;
+    }
+    catch (const COMOpenDocuments::Error& e) {
+        return e.val();
+    }
+    catch (...) {
+        return E_OUTOFMEMORY;
+    }
+
+    HRESULT hr = pObj->QueryInterface(riid, ppvObject);
+    pObj->Release();
+    return hr;
+}
+
+STDMETHODIMP ClassFactory::LockServer(BOOL fLock)
+{
+    if (fLock)
+        ::InterlockedIncrement(&m_nLockCount);
+    else
+        ::InterlockedDecrement(&m_nLockCount);
+    return S_OK;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */